How many institutions own BLUE stock?

A company's 13F filings with the Securities and Exchange Commission (SEC) provides investors with comprehensive information about institutional ownership in a listed company, a sign of strength in terms of how many institutions have confidence in that company. The number of institutional investors who currently own BLUE shares is 127, representing 39.68% of the company's common stock.

Who are the major shareholders selling bluebird bio, Inc. stock?

BLACKROCK, INC., in the last quarter, reduced its stake in BLUE by -1.51% restricting it's holding to 697.97 thousand shares of worth nearly $3.41M. TOWER RESEARCH CAPITAL LLC (TRC) also lessened -21.32% of the BLUE shares from its portfolio, reducing its holding to 2.42 thousand shares of worth $11.81K. CHARLES SCHWAB INVESTMENT MANAGEMENT INC also shunned BLUE shares holding by -15.97% last quarter which brought its holding to 23.24 thousand shares worth $113.39K.

Investors who are buying BLUE stock?

As per its latest 13F filing, ADVISOR GROUP HOLDINGS, INC. increased its stake in BLUE by 34,125% in the last quarter. The institutional holder raised its holding to 5.48 thousand shares having worth more than $26.72K. WELLS FARGO & COMPANY/MN also added 3.8% more shares of BLUE to its portfolio, raising its holding to 6.5 thousand shares of worth $31.72K. CSS LLC/IL also increased its BLUE shares holding by 100% which brought its holding to 10 thousand shares worth $48.80K.

BLUE's major insiders: who are they?

The insider with the most stakes in BLUE is Leschly Nick , director at the company. Additionally, BLUE stock is highly held by Chief Strategy & Financial Off Cole Jason and Chief Accounting Officer Whitten Jessica among others.

Did an insider recently sell BLUE stock?

Company executives, directors, and other insiders own 0.71% percent of bluebird bio, Inc.'s stock. Within the last six months, there have been 0 transaction(s) in which BLUE insiders have sold stock, totaling 0 shares. Insiders that have sold shares include OBENSHAIN ANDREW, COLVIN RICHARD A, and KLIMA THOMAS J.

Which insider recently purchased BLUE stock?

There have been 0 transaction(s) during the past 6-months in which bluebird bio, Inc. insiders have bought stock, totalling 0 shares

How much of BLUE does insiders own?

Around 0 bluebird bio, Inc. shares are held by insiders, which represents about 0.71% of BLUE stock.

Who is the insider with the largest stake?

BLUE director, Leschly Nick holds the largest portfolio of the company's shares. BLUE shares owned by Leschly total nearly 280.15 thousand.

Which institution holds the most shares in BLUE?

BLACKROCK, INC. is the largest institutional owner in BLUE which holds 697.97 thousand shares worth $3.41M or 7.16% of the total BLUE shares outstanding followed by TOWER RESEARCH CAPITAL LLC (TRC) with ownership of 2.42 thousand shares representing 0.02% of the BLUE ownership. POLICE & FIREMEN'S RETIREMENT SYSTEM OF NEW JERSEY is the third largest stakeholder with 2.73 thousand shares or 0.03% of the ownership worth more than $13.33K.

Is bluebird bio, Inc. stock optionable?

Stock options give the owner the ability but not the obligation to buy or sell a security at a predetermined price and date. Stock options can be classified into two types: puts and calls. A put is a bet on falling stock, and a call is a bet on rising stock. As far as the BLUE is concerned, it is a stock which is optionable.

Is there a short position on BLUE's shares?

Number of BLUE shares short is 428.15K. Shares short is a market sentiment in which investors have sold their shares short in a given stock but have not yet covered them or closed them out.

About how many outstanding BLUE shares are there?

As of today, 9.79M shares of BLUE are outstanding.

Is there many float in BLUE stock?

Float represents the number of tradeable shares in a specific stock. By subtracting restricted and closely-held shares from a firm's total outstanding shares, we can calculate its floating stock. The term "closely-held shares" refers to shares held by employees, major shareholders, and company insiders. At present, BLUE has 9.73M shares in float.

BLUE short ratio: what is it?

Short ratio is calculated by dividing the number of short shares, short interest or bets that shareholders will sell short from the average daily volume. A higher ratio indicates longer times needed to repurchase borrowed shares (sold). The short ratio for BLUE is 1.11.

bluebird bio (BLUE) insider trading activity: Get Latest News Today

Stock Outstanding Shares

Making an investment decision in the stock market involves a certain amount of risk, so it's important to thoroughly review a company's stock before making any decisions. Stock float, number of short positions and outstanding shares are among the many factors an investor should take into account.

ShortableNo

OptionableYes

Short Percent Of Outstanding Shares4.37

Short Percent Of Float4.39

Shares Outstanding9.79M

Shares Float9.73M

Shares Short428.15K

Short Ratio1.11

4.39%

Short % of Float

4.37%

Short % of Shares Outstanding

Market Insider

Investors cannot turn a blind eye to insiders as well as institutional ownership. They need to follow insider trades to determine the direction the stock is likely to take.

Major Holders Summary

0.71% Percentage of Shares held by All Insiders

39.68% Percentage of Shares held by All Institutions

39.96% Percentage of Float held by Institutions

127

Number of Institutions Holding Shares

Institutional Ownership

About 39.68% of BLUE shares are held by financial institutions. BLACKROCK, INC. is the top corporate investor, holding 697.97K shares valued at $3.41M. A 7.16% stake in bluebird bio, Inc. is owned by the company. TOWER RESEARCH CAPITAL LLC (TRC) owns 2.42K shares valued at $11.81K, which translates its holding of 0.02% of the stake in the company.

Date	Holder	% Stake	Shares Held	Total Value ($)	Shares	% Change in Portfolio
Mar 31, 2025	BLACKROCK, INC.	7.16%	697.97K	3.41M	-10.7K	-1.51%
Mar 31, 2025	TOWER RESEARCH CAPITAL LLC (TRC)	0.02%	2.42K	11.81K	-656	-21.32%
Mar 31, 2025	POLICE & FIREMEN'S RETIREMENT SYSTEM OF NEW JERSEY	0.03%	2.73K	13.33K	0	0
Mar 31, 2025	ADVISOR GROUP HOLDINGS, INC.	0.06%	5.48K	26.72K	5.46K	+34,125.00%
Mar 31, 2025	WELLS FARGO & COMPANY/MN	0.07%	6.5K	31.72K	238	+3.80%
Mar 31, 2025	CSS LLC/IL	0.1%	10K	48.8K	10K	+100.00%
Mar 31, 2025	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.24%	23.24K	113.39K	-4.42K	-15.97%
Mar 31, 2025	CITIGROUP INC	0.08%	7.5K	36.62K	-896	-10.67%
Mar 31, 2025	CITADEL ADVISORS LLC	0.09%	8.72K	42.53K	1.7K	+24.15%
Mar 31, 2025	TWO SIGMA INVESTMENTS, LP	0.14%	13.75K	67.08K	-5.64K	-29.08%
Mar 31, 2025	ALLIANCEBERNSTEIN L.P.	0.15%	14.72K	71.85K	0	0
Mar 31, 2025	DEUTSCHE BANK AG\	0.21%	20.07K	97.93K	5	+0.02%
Mar 31, 2025	REGENERON PHARMACEUTICALS, INC.	0.22%	21K	102.48K	0	0
Mar 31, 2025	GROUP ONE TRADING, L.P.	0.22%	21.69K	105.86K	21.69K	+100.00%
Mar 31, 2025	BANK OF AMERICA CORP /DE/	0.27%	26.22K	127.97K	-27.32K	-51.03%
Mar 31, 2025	JPMORGAN CHASE & CO	0.28%	26.87K	131.13K	-23.86K	-47.03%
Mar 31, 2025	MORGAN STANLEY	0.29%	28.72K	140.17K	-8.75K	-23.35%
Mar 31, 2025	BLACK MAPLE CAPITAL MANAGEMENT LP	0.62%	60.2K	293.76K	60.2K	+100.00%
Mar 31, 2025	SUMMIT X, LLC	0.26%	25.05K	122.22K	-12.6K	-33.47%
Mar 31, 2025	BANK OF NEW YORK MELLON CORP	0.34%	32.76K	159.86K	3.69K	+12.68%
Mar 31, 2025	UBS GROUP AG	0.53%	51.8K	252.8K	-54.5K	-51.27%
Mar 31, 2025	MURCHINSON LTD.	0.53%	52K	253.76K	52K	+100.00%
Mar 31, 2025	EQUITEC PROPRIETARY MARKETS, LLC	1.14%	110.71K	540.28K	110.71K	+100.00%
Mar 31, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.58%	56.59K	276.15K	56.59K	+100.00%
Mar 31, 2025	LION POINT CAPITAL, LP	0.81%	78.91K	385.09K	0	0
Mar 31, 2025	JANE STREET GROUP, LLC	0.47%	45.8K	223.5K	45.8K	+100.00%
Mar 31, 2025	GOLDMAN SACHS GROUP INC	0.67%	64.95K	316.96K	2.93K	+4.73%
Mar 31, 2025	NORTHERN TRUST CORP	0.82%	80.4K	392.36K	-1.3K	-1.59%
Mar 31, 2025	TANG CAPITAL MANAGEMENT LLC	4.1%	400K	1.95M	400K	+100.00%
Mar 31, 2025	QUINN OPPORTUNITY PARTNERS LLC	0.84%	81.43K	397.37K	81.43K	+100.00%
Mar 31, 2025	GROUPE LA FRANCAISE	1.38%	135K	679.05K	135K	+100.00%
Mar 31, 2025	CREDIT INDUSTRIEL ET COMMERCIAL	1.54%	150K	732K	150K	+100.00%
Mar 31, 2025	MIRAE ASSET GLOBAL ETFS HOLDINGS LTD.	0.06%	5.86K	28.61K	234	+4.16%
Mar 31, 2025	AQR CAPITAL MANAGEMENT LLC	0.23%	22.1K	107.84K	-4.73K	-17.62%
Mar 31, 2025	BARCLAYS PLC	0.1%	9.81K	48K	-4.89K	-33.26%
Mar 31, 2025	BELVEDERE TRADING LLC	0.11%	10.3K	50.26K	10.3K	+100.00%
Mar 31, 2025	RHUMBLINE ADVISERS	0.13%	12.52K	61.14K	-1.65K	-11.67%
Mar 31, 2025	SIMPLEX TRADING, LLC	0.54%	53.13K	259K	53.13K	+100.00%
Mar 31, 2025	VANGUARD GROUP INC	5.31%	518.24K	2.53M	-7.18K	-1.37%
Mar 31, 2025	PICTON MAHONEY ASSET MANAGEMENT	0.03%	3.22K	16K	3.22K	+100.00%
Mar 31, 2025	COREBRIDGE FINANCIAL, INC.	0.05%	4.78K	23.33K	-72	-1.48%
Mar 31, 2025		0.03%	2.73K	13.33K	0	0
Mar 31, 2025	STATE STREET CORP	2.01%	196.18K	957.35K	-1.74K	-0.88%
Mar 31, 2025	FMR LLC	0.9%	87.67K	427.82K	40.04K	+84.07%
Mar 31, 2025	GEODE CAPITAL MANAGEMENT, LLC	2.52%	246.12K	1.2M	12.6K	+5.40%
Mar 31, 2024	WALLEYE CAPITAL LLC	0.72%	783.44K	1M	783.44K	+100.00%
Mar 31, 2024	DYNAMIC ADVISOR SOLUTIONS LLC	0.06%	70.33K	90.03K	32.5K	+85.90%
Mar 31, 2024	CERITY PARTNERS LLC	0.06%	69.64K	89.14K	10.02K	+16.80%
Mar 31, 2024	HUNTINGTON NATIONAL BANK	0.06%	68.49K	87.67K	67.99K	+13,598.60%
Mar 31, 2024	HRT FINANCIAL LP	0.06%	63.58K	81K	63.58K	+100.00%
Mar 31, 2024	MITSUBISHI UFJ KOKUSAI ASSET MANAGEMENT CO., LTD.	0.06%	61.36K	78.54K	-2.81K	-4.38%
Mar 31, 2024	MANUFACTURERS LIFE INSURANCE COMPANY, THE	0.06%	60.32K	77.2K	17.29K	+40.17%
Mar 31, 2024	ADVISOR GROUP HOLDINGS, INC.	0.05%	49.19K	62.97K	-1.6K	-3.16%
Mar 31, 2024	CITIGROUP INC	0.04%	48.28K	61.8K	-485.02K	-90.95%
Mar 31, 2024	PROSHARE ADVISORS LLC	0.04%	47.75K	61.11K	23.05K	+93.31%
Mar 31, 2024	SEQUOIA FINANCIAL ADVISORS, LLC	0.04%	40.09K	51.31K	13K	+48.00%
Mar 31, 2024	PRINCIPAL FINANCIAL GROUP INC	0.04%	39.03K	49.95K	5.73K	+17.19%
Mar 31, 2024	SARGENT INVESTMENT GROUP, LLC	0.04%	39.01K	49.93K	11.67K	+42.69%
Mar 31, 2024	CHINA UNIVERSAL ASSET MANAGEMENT CO., LTD.	0.03%	36.58K	47K	23.93K	+189.24%
Mar 31, 2024	GRANAHAN INVESTMENT MANAGEMENT, LLC	7.07%	7.71M	9.87M	-366.03K	-4.53%
Mar 31, 2024	AMERIPRISE FINANCIAL INC	5.86%	6.39M	8.18M	3.64M	+131.96%
Mar 31, 2024	FMR LLC	2.18%	2.38M	3.05M	4.04K	+0.17%
Mar 31, 2024	RENAISSANCE TECHNOLOGIES LLC	2.01%	2.19M	2.8M	-451K	-17.09%
Mar 31, 2024	PFM HEALTH SCIENCES, LP	1.87%	2.04M	2.61M	0	0
Mar 31, 2024	JPMORGAN CHASE & CO	1.77%	1.93M	2.47M	177.24K	+10.09%
Mar 31, 2024	DIMENSIONAL FUND ADVISORS LP	1.51%	1.65M	2.11M	-1.35M	-45.00%
Mar 31, 2024	BANK OF AMERICA CORP /DE/	1.19%	1.3M	1.66M	-328.64K	-20.24%
Mar 31, 2024	MORGAN STANLEY	1.17%	1.28M	1.64M	66.35K	+5.47%
Mar 31, 2024	ALYESKA INVESTMENT GROUP, L.P.	1.15%	1.26M	1.61M	-5.66M	-81.83%
Mar 31, 2024	HUDSON BAY CAPITAL MANAGEMENT LP	1.08%	1.18M	1.51M	-1M	-45.95%
Mar 31, 2024	TWO SIGMA ADVISERS, LP	1.06%	1.16M	1.49M	792.2K	+214.92%
Mar 31, 2024	BLEICHROEDER LP	0.95%	1.04M	1.33M	-1.46M	-58.50%
Mar 31, 2024	MASTERS CAPITAL MANAGEMENT LLC	0.92%	1M	1.28M	0	0
Mar 31, 2024	WOODLINE PARTNERS LP	0.89%	975.16K	1.25M	475.02K	+94.98%
Mar 31, 2024	LION POINT CAPITAL, LP	0.78%	848.26K	1.09M	317K	+59.67%
Mar 31, 2024	JANE STREET GROUP, LLC	0.74%	804.77K	1.03M	463.4K	+135.75%
Mar 31, 2024	DEUTSCHE BANK AG\	0.67%	730.33K	934.82K	34.39K	+4.94%
Mar 31, 2024	D. E. SHAW & CO., INC.	0.62%	681.27K	872.02K	681.27K	+100.00%
Mar 31, 2024	GOLDMAN SACHS GROUP INC	0.62%	680.81K	871.44K	-595.78K	-46.67%
Mar 31, 2024	WELLINGTON MANAGEMENT GROUP LLP	0.61%	660.38K	845.28K	46.73K	+7.62%
Mar 31, 2024	JEFFERIES FINANCIAL GROUP INC.	0.58%	630.57K	807.13K	0	0
Mar 31, 2024	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.53%	574.8K	735.74K	-280.7K	-32.81%
Mar 31, 2024	BANK OF NEW YORK MELLON CORP	0.53%	574.18K	734.95K	153.94K	+36.63%
Mar 31, 2024	GROUP ONE TRADING, L.P.	0.48%	522.66K	669K	-425.44K	-44.87%
Mar 31, 2024	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.48%	522.46K	668.75K	228.46K	+77.71%
Mar 31, 2024	NUVEEN ASSET MANAGEMENT, LLC	0.38%	409.86K	524.62K	100.58K	+32.52%
Mar 31, 2024	GRAHAM CAPITAL MANAGEMENT, L.P.	0.34%	365.48K	467.82K	-89.85K	-19.73%
Mar 31, 2024	LEGAL & GENERAL GROUP PLC	0.31%	338.68K	433.51K	329.27K	+3,497.98%
Mar 31, 2024	AQR CAPITAL MANAGEMENT LLC	0.29%	321.38K	411.36K	133.59K	+71.14%
Mar 31, 2024	BIRCHVIEW CAPITAL, LP	0.29%	321.2K	411.14K	0	0
Mar 31, 2024	CITADEL ADVISORS LLC	0.29%	319.3K	408.7K	-249.2K	-43.83%
Mar 31, 2024	CAPTRUST FINANCIAL ADVISORS	0.29%	317.79K	406.77K	231.19K	+266.98%
Mar 31, 2024	XTX TOPCO LTD	0.24%	257.91K	330.12K	238.98K	+1,262.28%
Mar 31, 2024	RHUMBLINE ADVISERS	0.21%	233.22K	298.51K	67.15K	+40.44%
Mar 31, 2024	BLACKROCK INC.	13.91%	15.18M	19.43M	6.2M	+68.97%
Mar 31, 2024	VANGUARD GROUP INC	9.62%	10.5M	13.44M	1.72M	+19.64%
Mar 31, 2024	MILLENNIUM MANAGEMENT LLC	5.72%	6.24M	7.99M	2.83M	+82.78%
Mar 31, 2024	PALO ALTO INVESTORS LP	4.18%	4.56M	5.84M	1.23M	+36.81%
Mar 31, 2024	GEODE CAPITAL MANAGEMENT, LLC	3.96%	4.32M	5.53M	1.95M	+82.23%
Mar 31, 2024	STATE STREET CORP	3.14%	3.43M	4.39M	-10.44M	-75.28%
Mar 31, 2024	TWO SIGMA INVESTMENTS, LP	2.54%	2.77M	3.55M	-136.77K	-4.70%
Mar 31, 2024	TANG CAPITAL MANAGEMENT LLC	2.29%	2.5M	3.2M	800K	+47.06%
Mar 31, 2024	FRAZIER LIFE SCIENCES MANAGEMENT, L.P.	1.57%	1.71M	2.19M	0	0
Mar 31, 2024	NORTHERN TRUST CORP	1.49%	1.62M	2.08M	620.99K	+62.08%
Mar 31, 2024	MIRAE ASSET GLOBAL INVESTMENTS CO., LTD.	0.3%	325.11K	1.39M	90.14K	+38.36%
Mar 31, 2024	SIMPLEX TRADING, LLC	0.24%	260.55K	333K	7.28K	+2.87%
Mar 31, 2024	SUMMIT X, LLC	0.21%	229.77K	294.13K	50.82K	+28.40%
Mar 31, 2024	LPL FINANCIAL LLC	0.21%	229.03K	293.16K	202.15K	+752.12%
Mar 31, 2024	UBS GROUP AG	0.2%	219.13K	280.48K	-466.22K	-68.03%
Mar 31, 2024	NEW YORK STATE COMMON RETIREMENT FUND	0.17%	190.41K	244K	-277	-0.15%
Mar 31, 2024	HARBOR CAPITAL ADVISORS, INC.	0.16%	179.84K	230K	179.84K	+100.00%
Mar 31, 2024	ALLIANCEBERNSTEIN L.P.	0.15%	168.99K	216.31K	0	0
Mar 31, 2024	RAFFERTY ASSET MANAGEMENT, LLC	0.1%	108.64K	139.05K	-1.32M	-92.38%
Mar 31, 2024	BNP PARIBAS ARBITRAGE, SNC	0.09%	102.1K	130.69K	-422.86K	-80.55%
Mar 31, 2024	METLIFE INVESTMENT MANAGEMENT, LLC	0.09%	100.44K	128.57K	45.92K	+84.21%
Mar 31, 2024	AMERICAN INTERNATIONAL GROUP, INC.	0.09%	94.37K	120.8K	41.18K	+77.41%
Mar 31, 2024	WELLS FARGO & COMPANY/MN	0.08%	88.76K	113.61K	38.67K	+77.21%
Mar 31, 2024	INVESCO LTD.	0.08%	81.77K	104.67K	-13.44K	-14.12%
Mar 31, 2024	SG AMERICAS SECURITIES, LLC	0.07%	80.03K	102K	65.71K	+458.80%
Dec 31, 2023	AMERIPRISE FINANCIAL INC	2.53%	2.76M	3.8M	453.23K	+19.68%
Dec 31, 2023	FMR LLC	2.18%	2.38M	3.28M	2.21M	+1,338.42%
Dec 31, 2023	POINT72 ASSET MANAGEMENT, L.P.	0.54%	584.4K	806.47K	575.25K	+6,283.40%
Dec 31, 2023	WELLINGTON MANAGEMENT GROUP LLP	0.56%	613.64K	846.82K	613.64K	+100.00%
Dec 31, 2023	BARCLAYS PLC	0.57%	624.76K	862K	-3.05K	-0.49%
Dec 31, 2023	JEFFERIES FINANCIAL GROUP INC.	0.58%	630.57K	870.19K	-102.33K	-13.96%
Dec 31, 2023	UBS GROUP AG	0.63%	685.34K	945.77K	397.47K	+138.07%
Dec 31, 2023	DEUTSCHE BANK AG\	0.64%	695.95K	960.4K	3.06K	+0.44%
Dec 31, 2023	JACOBS LEVY EQUITY MANAGEMENT, INC	0.67%	735.01K	1.01M	-1.11M	-60.09%
Dec 31, 2023	WEISS ASSET MANAGEMENT LP	0.69%	750K	1.04M	750K	+100.00%
Dec 31, 2023	SQUAREPOINT OPS LLC	0.79%	857.77K	1.18M	742.06K	+641.33%
Dec 31, 2023	RENAISSANCE TECHNOLOGIES LLC	2.42%	2.64M	3.64M	2.16M	+455.63%
Dec 31, 2023	GROUP ONE TRADING, L.P.	0.87%	948.09K	1.31B	283.37K	+42.63%
Dec 31, 2023	MASTERS CAPITAL MANAGEMENT LLC	0.92%	1M	1.38M	1M	+100.00%
Dec 31, 2023	NORTHERN TRUST CORP	0.92%	1M	1.38M	-131.78K	-11.64%
Dec 31, 2023	QUBE RESEARCH & TECHNOLOGIES LTD	1.03%	1.12M	1.55M	1.12M	+100.00%
Dec 31, 2023	CONTRARIUS INVESTMENT MANAGEMENT LTD	1.11%	1.21M	1.67M	-101.5K	-7.76%
Dec 31, 2023	MORGAN STANLEY	1.11%	1.21M	1.67M	791.73K	+188.16%
Dec 31, 2023	GOLDMAN SACHS GROUP INC	1.17%	1.28M	1.76M	515.81K	+67.80%
Dec 31, 2023	RAFFERTY ASSET MANAGEMENT, LLC	1.31%	1.43M	1.97M	-65.54K	-4.39%
Dec 31, 2023	HBK INVESTMENTS L P	1.37%	1.5M	2.07M	1.5M	+100.00%
Dec 31, 2023	BANK OF AMERICA CORP /DE/	1.49%	1.62M	2.24M	406.8K	+33.43%
Dec 31, 2023	TANG CAPITAL MANAGEMENT LLC	1.56%	1.7M	2.35M	-2.58M	-60.31%
Dec 31, 2023	FRAZIER LIFE SCIENCES MANAGEMENT, L.P.	1.57%	1.71M	2.36M	0	0
Dec 31, 2023	JPMORGAN CHASE & CO	1.61%	1.76M	2.42M	85.05K	+5.09%
Dec 31, 2023	FARALLON CAPITAL MANAGEMENT LLC	1.83%	2M	2.76M	2M	+100.00%
Dec 31, 2023	PFM HEALTH SCIENCES, LP	1.87%	2.04M	2.82M	-4M	-66.19%
Dec 31, 2023	HUDSON BAY CAPITAL MANAGEMENT LP	2%	2.18M	3.01M	1.86M	+566.70%
Dec 31, 2023	GEODE CAPITAL MANAGEMENT, LLC	2.17%	2.37M	3.27M	148.19K	+6.67%
Dec 31, 2023	BLEICHROEDER LP	2.29%	2.5M	3.45M	1.6M	+177.78%
Dec 31, 2023	TWO SIGMA INVESTMENTS, LP	2.67%	2.91M	4.02M	2.91M	+100.00%
Dec 31, 2023	DIMENSIONAL FUND ADVISORS LP	2.75%	3M	4.13M	1.31M	+77.38%
Dec 31, 2023	GHISALLO CAPITAL MANAGEMENT LLC	2.89%	3.15M	4.35M	3.15M	+100.00%
Dec 31, 2023	PALO ALTO INVESTORS LP	3.06%	3.33M	4.6M	3.33M	+100.00%
Dec 31, 2023	MILLENNIUM MANAGEMENT LLC	3.13%	3.41M	4.71M	3.09M	+959.51%
Dec 31, 2023	NORGES BANK	3.66%	4M	5.51M	4M	+100.00%
Dec 31, 2023		1.97%	2.15M	2.97M	2.15M	+100.00%
Dec 31, 2023	ALYESKA INVESTMENT GROUP, L.P.	6.34%	6.91M	9.54M	6.91M	+100.00%
Dec 31, 2023	GRANAHAN INVESTMENT MANAGEMENT, LLC	7.4%	8.08M	11.15M	2.94M	+57.22%
Dec 31, 2023	VANGUARD GROUP INC	8.04%	8.78M	12.11M	3.16M	+56.22%
Dec 31, 2023	BLACKROCK INC.	8.23%	8.98M	12.4M	154.59K	+1.75%
Dec 31, 2023	STATE STREET CORP	12.71%	13.87M	19.13M	1.2M	+9.48%
Dec 31, 2023	MONASHEE INVESTMENT MANAGEMENT LLC	0.46%	500K	690K	500K	+100.00%
Dec 31, 2023	WOODLINE PARTNERS LP	0.46%	500.14K	690.2K	-2.23M	-81.67%
Dec 31, 2023	BNP PARIBAS ARBITRAGE, SNC	0.48%	524.96K	724.45K	310.46K	+144.74%
Dec 31, 2023	LION POINT CAPITAL, LP	0.49%	531.26K	733.13K	0	0
Dec 31, 2023	CITIGROUP INC	0.49%	533.3K	735.95K	-24.67K	-4.42%
Dec 31, 2023	CITADEL ADVISORS LLC	0.52%	568.5K	784.53K	291.3K	+105.09%

Insiders

Among the BLUE insiders holding of 0.71% of the stake in company, LESCHLY NICK, director, holds the largest shares of 280.15K. COLE JASON, Chief Strategy & Financial Off, is the second largest BLUE insider with ownership of 189.55K shares. WHITTEN JESSICA, Chief Accounting Officer, stands third with possession of 49.41K shares of that stake.

Insiders	Designation	Shares Held
LESCHLY NICK	director	280.15K
COLE JASON	Chief Strategy & Financial Off	189.55K
WHITTEN JESSICA	Chief Accounting Officer	49.41K
DAVIDSON DAVID	Chief Medical Officer	47.79K
GREGORY PHILIP D	Chief Scientific Officer	46.83K
KRAWTSCHUK CHRISTOPHER	Chief Financial Officer	45.47K
EGGIMANN ANNE-VIRGINIE	Chief Regulatory Officer	42.25K
BAIRD WILLIAM D III	Chief Financial Officer	35.53K
FINGER ALISON CECILY	Chief Commercial Officer	25.1K
SMITH-FARRELL JOANNE	COO, Oncology	20.61K
OBENSHAIN ANDREW	President and CEO	18.33K
LEIDERMAN ELISABETH	director	11.47K
KLIMA THOMAS J	See Remarks	7.88K
COLVIN RICHARD A	Chief Medical Officer	7.61K
VITTIGLIO JOSEPH	Chief Business & Legal Officer	4.5K
BURNETT KATY	Principal Accounting Officer	4.1K

Buying/Selling by Insiders

Date	Insider	Type	Cost	Shares	Value ($)	Shares Total
Mar 03, 2025	OBENSHAIN ANDREW	SALE	3.92	921	3.61K	18.33K
Mar 03, 2025	COLVIN RICHARD A	SALE	3.92	584	2.29K	7.61K
Mar 03, 2025	KLIMA THOMAS J	SALE	3.92	500	1.96K	7.88K
Feb 03, 2025	COLVIN RICHARD A	SALE	7.39	64	473.12	8.19K
Feb 03, 2025	KLIMA THOMAS J	SALE	7.39	122	901.89	8.38K
Feb 03, 2025	OBENSHAIN ANDREW	SALE	7.39	86	635.76	18.49K
Feb 03, 2025	VITTIGLIO JOSEPH	SALE	7.39	238	1.76K	4.5K
Jan 06, 2025	COLVIN RICHARD A	SALE	9.24	19	175.56	8.26K
Jan 06, 2025	OBENSHAIN ANDREW	SALE	9.24	140	1.29K	18.57K
Dec 10, 2024	COLVIN RICHARD A	SALE	0.42	2.82K	1.18K	165.54K
Dec 10, 2024	OBENSHAIN ANDREW	SALE	0.42	971	405.2	374.25K
Sep 30, 2024	OBENSHAIN ANDREW	SALE	0.53	34.78K	18.27K	375.22K
Sep 30, 2024	KLIMA THOMAS J	SALE	0.53	1.01K	528.85	170K
Jun 03, 2024	KLIMA THOMAS J	SALE	0.97	3.83K	3.73K	121.01K
Mar 04, 2024	OBENSHAIN ANDREW	SALE	1.53	6.1K	9.31K	280K
Mar 04, 2024	KLIMA THOMAS J	SALE	1.53	4.57K	6.99K	124.84K
Mar 01, 2024	COLVIN RICHARD A	SALE	1.53	6.77K	10.34K	118.37K
Feb 05, 2024	KLIMA THOMAS J	SALE	0.90	2.71K	2.45K	129.41K
Feb 05, 2024	VITTIGLIO JOSEPH	SALE	0.90	5.22K	4.71K	44.78K
Feb 05, 2024	OBENSHAIN ANDREW	SALE	0.90	1.88K	1.7K	286.09K
Jan 05, 2024	COLVIN RICHARD A	SALE	1.42	597	844.76	125.14K
Jan 05, 2024	OBENSHAIN ANDREW	SALE	1.43	3.16K	4.52K	287.97K
Dec 06, 2023	KRAWTSCHUK CHRISTOPHER	SALE	4.52	4.53K	20.44K	45.47K
Nov 03, 2023	OBENSHAIN ANDREW	SALE	3.17	807	2.55K	291.13K
Nov 02, 2023	COLVIN RICHARD A	SALE	2.98	2.34K	6.97K	125.74K
Sep 05, 2023	KLIMA THOMAS J	SALE	3.79	922	3.49K	132.13K
Aug 10, 2023	OBENSHAIN ANDREW	SALE	3.54	16.93K	59.96K	291.94K
Jun 02, 2023	KLIMA THOMAS J	SALE	3.50	4.13K	14.45K	133.05K
Jan 11, 2023	LESCHLY NICK	SALE	7.80	4.29K	33.48K	280.15K
Jan 11, 2023	COLVIN RICHARD A	SALE	7.80	557	4.35K	74.23K
Jan 11, 2023	OBENSHAIN ANDREW	SALE	7.80	3.18K	24.8K	242.69K
Nov 04, 2022	COLVIN RICHARD A	SALE	6.41	218	1.4K	74.79K
Nov 04, 2022	OBENSHAIN ANDREW	SALE	6.41	1.26K	8.1K	245.87K
Oct 17, 2022	LEIDERMAN ELISABETH	SALE	6.46	1K	6.49K	11.47K
Aug 19, 2022	COLE JASON	SALE	5.53	14.19K	78.47K	189.55K
Aug 04, 2022	COLE JASON	SALE	4.39	7.45K	32.71K	203.74K
Aug 04, 2022	OBENSHAIN ANDREW	SALE	4.39	21.81K	95.75K	247.13K
Jul 12, 2022	EGGIMANN ANNE-VIRGINIE	SALE	4.95	1.36K	6.72K	42.25K
Jun 03, 2022	KLIMA THOMAS J	SALE	3.07	3.75K	11.54K	71.44K
Jan 11, 2022	WHITTEN JESSICA	SALE	9.64	279	2.69K	49.41K
Jan 11, 2022	LESCHLY NICK	SALE	9.64	5.07K	48.87K	281.33K
Jan 11, 2022	OBENSHAIN ANDREW	SALE	9.64	4.68K	45.16K	246.7K
Jan 11, 2022	COLE JASON	SALE	9.64	3.39K	32.66K	186.19K
Jan 10, 2022	COLE JASON	SALE	9.40	1.58K	14.89K	189.58K
Jan 10, 2022	LESCHLY NICK	SALE	9.40	2.37K	22.27K	286.4K
Jan 10, 2022	WHITTEN JESSICA	SALE	9.40	130	1.22K	49.69K
Jan 10, 2022	OBENSHAIN ANDREW	SALE	9.40	2.19K	20.59K	251.38K
Jan 05, 2022	WHITTEN JESSICA	SALE	10.44	2.98K	31.14K	49.82K
Dec 07, 2021	OBENSHAIN ANDREW	SALE	10.18	832	8.47K	254.42K
Jun 04, 2021	OBENSHAIN ANDREW	SALE	30.75	511	15.72K	39.6K
May 03, 2021	LESCHLY NICK	SALE	30.15	444	13.39K	306.69K
May 03, 2021	OBENSHAIN ANDREW	SALE	30.15	29	874.38	40.11K
May 03, 2021	GREGORY PHILIP D	SALE	30.15	39	1.18K	46.83K
May 03, 2021	COLE JASON	SALE	30.15	38	1.15K	47.92K
Apr 05, 2021	OBENSHAIN ANDREW	SALE	30.21	29	875.95	40.14K
Apr 05, 2021	COLE JASON	SALE	30.21	37	1.12K	47.96K
Apr 05, 2021	GREGORY PHILIP D	SALE	30.21	39	1.18K	46.87K
Apr 05, 2021	DAVIDSON DAVID	SALE	30.21	42	1.27K	47.79K
Apr 05, 2021	LESCHLY NICK	SALE	30.21	444	13.41K	307.14K
Mar 02, 2021	COLE JASON	SALE	29.58	38	1.12K	48K
Mar 02, 2021	LESCHLY NICK	SALE	29.58	444	13.13K	104.23K
Mar 02, 2021	OBENSHAIN ANDREW	SALE	29.58	34	1.01K	40.17K
Mar 02, 2021	DAVIDSON DAVID	SALE	29.58	42	1.24K	47.83K
Mar 02, 2021	GREGORY PHILIP D	SALE	29.58	39	1.15K	46.91K
Feb 17, 2021	COLE JASON	SALE	28.16	665	18.73K	48.04K
Feb 17, 2021	DAVIDSON DAVID	SALE	28.16	698	19.66K	47.87K
Feb 17, 2021	OBENSHAIN ANDREW	SALE	28.16	749	21.09K	40.2K
Feb 17, 2021	GREGORY PHILIP D	SALE	28.16	664	18.7K	46.95K
Feb 17, 2021	BAIRD WILLIAM D III	SALE	28.16	693	19.52K	35.53K
Feb 17, 2021	BURNETT KATY	SALE	28.16	518	14.59K	4.1K
Feb 12, 2021	BAIRD WILLIAM D III	SALE	45.52	1.22K	55.35K	21.58K
Feb 02, 2021	OBENSHAIN ANDREW	SALE	45.93	34	1.56K	23.88K
Feb 02, 2021	GREGORY PHILIP D	SALE	45.93	59	2.71K	32.95K
Feb 02, 2021	COLE JASON	SALE	45.93	38	1.75K	32.79K
Feb 02, 2021	LESCHLY NICK	SALE	45.93	594	27.28K	86.67K
Feb 02, 2021	DAVIDSON DAVID	SALE	45.93	63	2.89K	36.3K
Jan 06, 2021	COLE JASON	SALE	45.46	986	44.83K	32.82K
Jan 06, 2021	DAVIDSON DAVID	SALE	45.46	1.32K	60.19K	36.36K
Jan 06, 2021	FINGER ALISON CECILY	SALE	45.46	759	34.51K	25.1K
Jan 06, 2021	LESCHLY NICK	SALE	45.46	4.22K	191.95K	87.26K
Jan 06, 2021	BAIRD WILLIAM D III	SALE	45.46	397	18.05K	22.8K
Jan 06, 2021	SMITH-FARRELL JOANNE	SALE	45.46	538	24.46K	20.61K
Jan 06, 2021	GREGORY PHILIP D	SALE	45.46	1.15K	52.37K	33.01K
Jan 05, 2021	DAVIDSON DAVID	SALE	44.95	48	2.16K	39.53K
Jan 05, 2021	COLE JASON	SALE	44.95	43	1.93K	35.18K
Jan 05, 2021	LESCHLY NICK	SALE	44.95	333	14.97K	97.36K
Jan 05, 2021	SMITH-FARRELL JOANNE	SALE	44.95	42	1.89K	21.9K
Jan 05, 2021	FINGER ALISON CECILY	SALE	44.95	40	1.8K	26.92K
Jan 05, 2021	GREGORY PHILIP D	SALE	44.95	45	2.02K	35.76K
Dec 03, 2020	BURNETT KATY	SALE	46.09	123	5.67K	1.46K
Dec 02, 2020	DAVIDSON DAVID	SALE	46.50	2	93	39.58K
Dec 02, 2020	COLE JASON	SALE	46.50	1	46.5	35.22K
Dec 02, 2020	SMITH-FARRELL JOANNE	SALE	46.50	1	46.5	21.94K
Dec 02, 2020	FINGER ALISON CECILY	SALE	46.50	1	46.5	26.96K
Dec 02, 2020	GREGORY PHILIP D	SALE	46.50	2	93	35.81K
Dec 02, 2020	LESCHLY NICK	SALE	46.50	14	651	97.69K
Nov 02, 2020	COLE JASON	SALE	52.51	26	1.37K	35.27K
Nov 02, 2020	GREGORY PHILIP D	SALE	52.51	43	2.26K	35.88K
Nov 02, 2020	FINGER ALISON CECILY	SALE	54.43	4	217.74	26.99K
Nov 02, 2020	SMITH-FARRELL JOANNE	SALE	52.51	26	1.37K	21.99K

Frequently Asked Questions

Stock Outstanding Shares

ShortableNo

OptionableYes

Short Percent Of Outstanding Shares4.37

Short Percent Of Float4.39

Shares Outstanding9.79M

Shares Float9.73M

Shares Short428.15K

Short Ratio1.11

4.39%

Short % of Float

4.37%

Short % of Shares Outstanding

Market Insider

Investors cannot turn a blind eye to insiders as well as institutional ownership. They need to follow insider trades to determine the direction the stock is likely to take.

Major Holders Summary

0.71% Percentage of Shares held by All Insiders

39.68% Percentage of Shares held by All Institutions

39.96% Percentage of Float held by Institutions

127

Number of Institutions Holding Shares

Institutional Ownership

Date	Holder	% Stake	Shares Held	Total Value ($)	Shares	% Change in Portfolio
Mar 31, 2025	BLACKROCK, INC.	7.16%	697.97K	3.41M	-10.7K	-1.51%
Mar 31, 2025	TOWER RESEARCH CAPITAL LLC (TRC)	0.02%	2.42K	11.81K	-656	-21.32%
Mar 31, 2025	POLICE & FIREMEN'S RETIREMENT SYSTEM OF NEW JERSEY	0.03%	2.73K	13.33K	0	0
Mar 31, 2025	ADVISOR GROUP HOLDINGS, INC.	0.06%	5.48K	26.72K	5.46K	+34,125.00%
Mar 31, 2025	WELLS FARGO & COMPANY/MN	0.07%	6.5K	31.72K	238	+3.80%
Mar 31, 2025	CSS LLC/IL	0.1%	10K	48.8K	10K	+100.00%
Mar 31, 2025	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.24%	23.24K	113.39K	-4.42K	-15.97%
Mar 31, 2025	CITIGROUP INC	0.08%	7.5K	36.62K	-896	-10.67%
Mar 31, 2025	CITADEL ADVISORS LLC	0.09%	8.72K	42.53K	1.7K	+24.15%
Mar 31, 2025	TWO SIGMA INVESTMENTS, LP	0.14%	13.75K	67.08K	-5.64K	-29.08%
Mar 31, 2025	ALLIANCEBERNSTEIN L.P.	0.15%	14.72K	71.85K	0	0
Mar 31, 2025	DEUTSCHE BANK AG\	0.21%	20.07K	97.93K	5	+0.02%
Mar 31, 2025	REGENERON PHARMACEUTICALS, INC.	0.22%	21K	102.48K	0	0
Mar 31, 2025	GROUP ONE TRADING, L.P.	0.22%	21.69K	105.86K	21.69K	+100.00%
Mar 31, 2025	BANK OF AMERICA CORP /DE/	0.27%	26.22K	127.97K	-27.32K	-51.03%
Mar 31, 2025	JPMORGAN CHASE & CO	0.28%	26.87K	131.13K	-23.86K	-47.03%
Mar 31, 2025	MORGAN STANLEY	0.29%	28.72K	140.17K	-8.75K	-23.35%
Mar 31, 2025	BLACK MAPLE CAPITAL MANAGEMENT LP	0.62%	60.2K	293.76K	60.2K	+100.00%
Mar 31, 2025	SUMMIT X, LLC	0.26%	25.05K	122.22K	-12.6K	-33.47%
Mar 31, 2025	BANK OF NEW YORK MELLON CORP	0.34%	32.76K	159.86K	3.69K	+12.68%
Mar 31, 2025	UBS GROUP AG	0.53%	51.8K	252.8K	-54.5K	-51.27%
Mar 31, 2025	MURCHINSON LTD.	0.53%	52K	253.76K	52K	+100.00%
Mar 31, 2025	EQUITEC PROPRIETARY MARKETS, LLC	1.14%	110.71K	540.28K	110.71K	+100.00%
Mar 31, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.58%	56.59K	276.15K	56.59K	+100.00%
Mar 31, 2025	LION POINT CAPITAL, LP	0.81%	78.91K	385.09K	0	0
Mar 31, 2025	JANE STREET GROUP, LLC	0.47%	45.8K	223.5K	45.8K	+100.00%
Mar 31, 2025	GOLDMAN SACHS GROUP INC	0.67%	64.95K	316.96K	2.93K	+4.73%
Mar 31, 2025	NORTHERN TRUST CORP	0.82%	80.4K	392.36K	-1.3K	-1.59%
Mar 31, 2025	TANG CAPITAL MANAGEMENT LLC	4.1%	400K	1.95M	400K	+100.00%
Mar 31, 2025	QUINN OPPORTUNITY PARTNERS LLC	0.84%	81.43K	397.37K	81.43K	+100.00%
Mar 31, 2025	GROUPE LA FRANCAISE	1.38%	135K	679.05K	135K	+100.00%
Mar 31, 2025	CREDIT INDUSTRIEL ET COMMERCIAL	1.54%	150K	732K	150K	+100.00%
Mar 31, 2025	MIRAE ASSET GLOBAL ETFS HOLDINGS LTD.	0.06%	5.86K	28.61K	234	+4.16%
Mar 31, 2025	AQR CAPITAL MANAGEMENT LLC	0.23%	22.1K	107.84K	-4.73K	-17.62%
Mar 31, 2025	BARCLAYS PLC	0.1%	9.81K	48K	-4.89K	-33.26%
Mar 31, 2025	BELVEDERE TRADING LLC	0.11%	10.3K	50.26K	10.3K	+100.00%
Mar 31, 2025	RHUMBLINE ADVISERS	0.13%	12.52K	61.14K	-1.65K	-11.67%
Mar 31, 2025	SIMPLEX TRADING, LLC	0.54%	53.13K	259K	53.13K	+100.00%
Mar 31, 2025	VANGUARD GROUP INC	5.31%	518.24K	2.53M	-7.18K	-1.37%
Mar 31, 2025	PICTON MAHONEY ASSET MANAGEMENT	0.03%	3.22K	16K	3.22K	+100.00%
Mar 31, 2025	COREBRIDGE FINANCIAL, INC.	0.05%	4.78K	23.33K	-72	-1.48%
Mar 31, 2025		0.03%	2.73K	13.33K	0	0
Mar 31, 2025	STATE STREET CORP	2.01%	196.18K	957.35K	-1.74K	-0.88%
Mar 31, 2025	FMR LLC	0.9%	87.67K	427.82K	40.04K	+84.07%
Mar 31, 2025	GEODE CAPITAL MANAGEMENT, LLC	2.52%	246.12K	1.2M	12.6K	+5.40%
Mar 31, 2024	WALLEYE CAPITAL LLC	0.72%	783.44K	1M	783.44K	+100.00%
Mar 31, 2024	DYNAMIC ADVISOR SOLUTIONS LLC	0.06%	70.33K	90.03K	32.5K	+85.90%
Mar 31, 2024	CERITY PARTNERS LLC	0.06%	69.64K	89.14K	10.02K	+16.80%
Mar 31, 2024	HUNTINGTON NATIONAL BANK	0.06%	68.49K	87.67K	67.99K	+13,598.60%
Mar 31, 2024	HRT FINANCIAL LP	0.06%	63.58K	81K	63.58K	+100.00%
Mar 31, 2024	MITSUBISHI UFJ KOKUSAI ASSET MANAGEMENT CO., LTD.	0.06%	61.36K	78.54K	-2.81K	-4.38%
Mar 31, 2024	MANUFACTURERS LIFE INSURANCE COMPANY, THE	0.06%	60.32K	77.2K	17.29K	+40.17%
Mar 31, 2024	ADVISOR GROUP HOLDINGS, INC.	0.05%	49.19K	62.97K	-1.6K	-3.16%
Mar 31, 2024	CITIGROUP INC	0.04%	48.28K	61.8K	-485.02K	-90.95%
Mar 31, 2024	PROSHARE ADVISORS LLC	0.04%	47.75K	61.11K	23.05K	+93.31%
Mar 31, 2024	SEQUOIA FINANCIAL ADVISORS, LLC	0.04%	40.09K	51.31K	13K	+48.00%
Mar 31, 2024	PRINCIPAL FINANCIAL GROUP INC	0.04%	39.03K	49.95K	5.73K	+17.19%
Mar 31, 2024	SARGENT INVESTMENT GROUP, LLC	0.04%	39.01K	49.93K	11.67K	+42.69%
Mar 31, 2024	CHINA UNIVERSAL ASSET MANAGEMENT CO., LTD.	0.03%	36.58K	47K	23.93K	+189.24%
Mar 31, 2024	GRANAHAN INVESTMENT MANAGEMENT, LLC	7.07%	7.71M	9.87M	-366.03K	-4.53%
Mar 31, 2024	AMERIPRISE FINANCIAL INC	5.86%	6.39M	8.18M	3.64M	+131.96%
Mar 31, 2024	FMR LLC	2.18%	2.38M	3.05M	4.04K	+0.17%
Mar 31, 2024	RENAISSANCE TECHNOLOGIES LLC	2.01%	2.19M	2.8M	-451K	-17.09%
Mar 31, 2024	PFM HEALTH SCIENCES, LP	1.87%	2.04M	2.61M	0	0
Mar 31, 2024	JPMORGAN CHASE & CO	1.77%	1.93M	2.47M	177.24K	+10.09%
Mar 31, 2024	DIMENSIONAL FUND ADVISORS LP	1.51%	1.65M	2.11M	-1.35M	-45.00%
Mar 31, 2024	BANK OF AMERICA CORP /DE/	1.19%	1.3M	1.66M	-328.64K	-20.24%
Mar 31, 2024	MORGAN STANLEY	1.17%	1.28M	1.64M	66.35K	+5.47%
Mar 31, 2024	ALYESKA INVESTMENT GROUP, L.P.	1.15%	1.26M	1.61M	-5.66M	-81.83%
Mar 31, 2024	HUDSON BAY CAPITAL MANAGEMENT LP	1.08%	1.18M	1.51M	-1M	-45.95%
Mar 31, 2024	TWO SIGMA ADVISERS, LP	1.06%	1.16M	1.49M	792.2K	+214.92%
Mar 31, 2024	BLEICHROEDER LP	0.95%	1.04M	1.33M	-1.46M	-58.50%
Mar 31, 2024	MASTERS CAPITAL MANAGEMENT LLC	0.92%	1M	1.28M	0	0
Mar 31, 2024	WOODLINE PARTNERS LP	0.89%	975.16K	1.25M	475.02K	+94.98%
Mar 31, 2024	LION POINT CAPITAL, LP	0.78%	848.26K	1.09M	317K	+59.67%
Mar 31, 2024	JANE STREET GROUP, LLC	0.74%	804.77K	1.03M	463.4K	+135.75%
Mar 31, 2024	DEUTSCHE BANK AG\	0.67%	730.33K	934.82K	34.39K	+4.94%
Mar 31, 2024	D. E. SHAW & CO., INC.	0.62%	681.27K	872.02K	681.27K	+100.00%
Mar 31, 2024	GOLDMAN SACHS GROUP INC	0.62%	680.81K	871.44K	-595.78K	-46.67%
Mar 31, 2024	WELLINGTON MANAGEMENT GROUP LLP	0.61%	660.38K	845.28K	46.73K	+7.62%
Mar 31, 2024	JEFFERIES FINANCIAL GROUP INC.	0.58%	630.57K	807.13K	0	0
Mar 31, 2024	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.53%	574.8K	735.74K	-280.7K	-32.81%
Mar 31, 2024	BANK OF NEW YORK MELLON CORP	0.53%	574.18K	734.95K	153.94K	+36.63%
Mar 31, 2024	GROUP ONE TRADING, L.P.	0.48%	522.66K	669K	-425.44K	-44.87%
Mar 31, 2024	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.48%	522.46K	668.75K	228.46K	+77.71%
Mar 31, 2024	NUVEEN ASSET MANAGEMENT, LLC	0.38%	409.86K	524.62K	100.58K	+32.52%
Mar 31, 2024	GRAHAM CAPITAL MANAGEMENT, L.P.	0.34%	365.48K	467.82K	-89.85K	-19.73%
Mar 31, 2024	LEGAL & GENERAL GROUP PLC	0.31%	338.68K	433.51K	329.27K	+3,497.98%
Mar 31, 2024	AQR CAPITAL MANAGEMENT LLC	0.29%	321.38K	411.36K	133.59K	+71.14%
Mar 31, 2024	BIRCHVIEW CAPITAL, LP	0.29%	321.2K	411.14K	0	0
Mar 31, 2024	CITADEL ADVISORS LLC	0.29%	319.3K	408.7K	-249.2K	-43.83%
Mar 31, 2024	CAPTRUST FINANCIAL ADVISORS	0.29%	317.79K	406.77K	231.19K	+266.98%
Mar 31, 2024	XTX TOPCO LTD	0.24%	257.91K	330.12K	238.98K	+1,262.28%
Mar 31, 2024	RHUMBLINE ADVISERS	0.21%	233.22K	298.51K	67.15K	+40.44%
Mar 31, 2024	BLACKROCK INC.	13.91%	15.18M	19.43M	6.2M	+68.97%
Mar 31, 2024	VANGUARD GROUP INC	9.62%	10.5M	13.44M	1.72M	+19.64%
Mar 31, 2024	MILLENNIUM MANAGEMENT LLC	5.72%	6.24M	7.99M	2.83M	+82.78%
Mar 31, 2024	PALO ALTO INVESTORS LP	4.18%	4.56M	5.84M	1.23M	+36.81%
Mar 31, 2024	GEODE CAPITAL MANAGEMENT, LLC	3.96%	4.32M	5.53M	1.95M	+82.23%
Mar 31, 2024	STATE STREET CORP	3.14%	3.43M	4.39M	-10.44M	-75.28%
Mar 31, 2024	TWO SIGMA INVESTMENTS, LP	2.54%	2.77M	3.55M	-136.77K	-4.70%
Mar 31, 2024	TANG CAPITAL MANAGEMENT LLC	2.29%	2.5M	3.2M	800K	+47.06%
Mar 31, 2024	FRAZIER LIFE SCIENCES MANAGEMENT, L.P.	1.57%	1.71M	2.19M	0	0
Mar 31, 2024	NORTHERN TRUST CORP	1.49%	1.62M	2.08M	620.99K	+62.08%
Mar 31, 2024	MIRAE ASSET GLOBAL INVESTMENTS CO., LTD.	0.3%	325.11K	1.39M	90.14K	+38.36%
Mar 31, 2024	SIMPLEX TRADING, LLC	0.24%	260.55K	333K	7.28K	+2.87%
Mar 31, 2024	SUMMIT X, LLC	0.21%	229.77K	294.13K	50.82K	+28.40%
Mar 31, 2024	LPL FINANCIAL LLC	0.21%	229.03K	293.16K	202.15K	+752.12%
Mar 31, 2024	UBS GROUP AG	0.2%	219.13K	280.48K	-466.22K	-68.03%
Mar 31, 2024	NEW YORK STATE COMMON RETIREMENT FUND	0.17%	190.41K	244K	-277	-0.15%
Mar 31, 2024	HARBOR CAPITAL ADVISORS, INC.	0.16%	179.84K	230K	179.84K	+100.00%
Mar 31, 2024	ALLIANCEBERNSTEIN L.P.	0.15%	168.99K	216.31K	0	0
Mar 31, 2024	RAFFERTY ASSET MANAGEMENT, LLC	0.1%	108.64K	139.05K	-1.32M	-92.38%
Mar 31, 2024	BNP PARIBAS ARBITRAGE, SNC	0.09%	102.1K	130.69K	-422.86K	-80.55%
Mar 31, 2024	METLIFE INVESTMENT MANAGEMENT, LLC	0.09%	100.44K	128.57K	45.92K	+84.21%
Mar 31, 2024	AMERICAN INTERNATIONAL GROUP, INC.	0.09%	94.37K	120.8K	41.18K	+77.41%
Mar 31, 2024	WELLS FARGO & COMPANY/MN	0.08%	88.76K	113.61K	38.67K	+77.21%
Mar 31, 2024	INVESCO LTD.	0.08%	81.77K	104.67K	-13.44K	-14.12%
Mar 31, 2024	SG AMERICAS SECURITIES, LLC	0.07%	80.03K	102K	65.71K	+458.80%
Dec 31, 2023	AMERIPRISE FINANCIAL INC	2.53%	2.76M	3.8M	453.23K	+19.68%
Dec 31, 2023	FMR LLC	2.18%	2.38M	3.28M	2.21M	+1,338.42%
Dec 31, 2023	POINT72 ASSET MANAGEMENT, L.P.	0.54%	584.4K	806.47K	575.25K	+6,283.40%
Dec 31, 2023	WELLINGTON MANAGEMENT GROUP LLP	0.56%	613.64K	846.82K	613.64K	+100.00%
Dec 31, 2023	BARCLAYS PLC	0.57%	624.76K	862K	-3.05K	-0.49%
Dec 31, 2023	JEFFERIES FINANCIAL GROUP INC.	0.58%	630.57K	870.19K	-102.33K	-13.96%
Dec 31, 2023	UBS GROUP AG	0.63%	685.34K	945.77K	397.47K	+138.07%
Dec 31, 2023	DEUTSCHE BANK AG\	0.64%	695.95K	960.4K	3.06K	+0.44%
Dec 31, 2023	JACOBS LEVY EQUITY MANAGEMENT, INC	0.67%	735.01K	1.01M	-1.11M	-60.09%
Dec 31, 2023	WEISS ASSET MANAGEMENT LP	0.69%	750K	1.04M	750K	+100.00%
Dec 31, 2023	SQUAREPOINT OPS LLC	0.79%	857.77K	1.18M	742.06K	+641.33%
Dec 31, 2023	RENAISSANCE TECHNOLOGIES LLC	2.42%	2.64M	3.64M	2.16M	+455.63%
Dec 31, 2023	GROUP ONE TRADING, L.P.	0.87%	948.09K	1.31B	283.37K	+42.63%
Dec 31, 2023	MASTERS CAPITAL MANAGEMENT LLC	0.92%	1M	1.38M	1M	+100.00%
Dec 31, 2023	NORTHERN TRUST CORP	0.92%	1M	1.38M	-131.78K	-11.64%
Dec 31, 2023	QUBE RESEARCH & TECHNOLOGIES LTD	1.03%	1.12M	1.55M	1.12M	+100.00%
Dec 31, 2023	CONTRARIUS INVESTMENT MANAGEMENT LTD	1.11%	1.21M	1.67M	-101.5K	-7.76%
Dec 31, 2023	MORGAN STANLEY	1.11%	1.21M	1.67M	791.73K	+188.16%
Dec 31, 2023	GOLDMAN SACHS GROUP INC	1.17%	1.28M	1.76M	515.81K	+67.80%
Dec 31, 2023	RAFFERTY ASSET MANAGEMENT, LLC	1.31%	1.43M	1.97M	-65.54K	-4.39%
Dec 31, 2023	HBK INVESTMENTS L P	1.37%	1.5M	2.07M	1.5M	+100.00%
Dec 31, 2023	BANK OF AMERICA CORP /DE/	1.49%	1.62M	2.24M	406.8K	+33.43%
Dec 31, 2023	TANG CAPITAL MANAGEMENT LLC	1.56%	1.7M	2.35M	-2.58M	-60.31%
Dec 31, 2023	FRAZIER LIFE SCIENCES MANAGEMENT, L.P.	1.57%	1.71M	2.36M	0	0
Dec 31, 2023	JPMORGAN CHASE & CO	1.61%	1.76M	2.42M	85.05K	+5.09%
Dec 31, 2023	FARALLON CAPITAL MANAGEMENT LLC	1.83%	2M	2.76M	2M	+100.00%
Dec 31, 2023	PFM HEALTH SCIENCES, LP	1.87%	2.04M	2.82M	-4M	-66.19%
Dec 31, 2023	HUDSON BAY CAPITAL MANAGEMENT LP	2%	2.18M	3.01M	1.86M	+566.70%
Dec 31, 2023	GEODE CAPITAL MANAGEMENT, LLC	2.17%	2.37M	3.27M	148.19K	+6.67%
Dec 31, 2023	BLEICHROEDER LP	2.29%	2.5M	3.45M	1.6M	+177.78%
Dec 31, 2023	TWO SIGMA INVESTMENTS, LP	2.67%	2.91M	4.02M	2.91M	+100.00%
Dec 31, 2023	DIMENSIONAL FUND ADVISORS LP	2.75%	3M	4.13M	1.31M	+77.38%
Dec 31, 2023	GHISALLO CAPITAL MANAGEMENT LLC	2.89%	3.15M	4.35M	3.15M	+100.00%
Dec 31, 2023	PALO ALTO INVESTORS LP	3.06%	3.33M	4.6M	3.33M	+100.00%
Dec 31, 2023	MILLENNIUM MANAGEMENT LLC	3.13%	3.41M	4.71M	3.09M	+959.51%
Dec 31, 2023	NORGES BANK	3.66%	4M	5.51M	4M	+100.00%
Dec 31, 2023		1.97%	2.15M	2.97M	2.15M	+100.00%
Dec 31, 2023	ALYESKA INVESTMENT GROUP, L.P.	6.34%	6.91M	9.54M	6.91M	+100.00%
Dec 31, 2023	GRANAHAN INVESTMENT MANAGEMENT, LLC	7.4%	8.08M	11.15M	2.94M	+57.22%
Dec 31, 2023	VANGUARD GROUP INC	8.04%	8.78M	12.11M	3.16M	+56.22%
Dec 31, 2023	BLACKROCK INC.	8.23%	8.98M	12.4M	154.59K	+1.75%
Dec 31, 2023	STATE STREET CORP	12.71%	13.87M	19.13M	1.2M	+9.48%
Dec 31, 2023	MONASHEE INVESTMENT MANAGEMENT LLC	0.46%	500K	690K	500K	+100.00%
Dec 31, 2023	WOODLINE PARTNERS LP	0.46%	500.14K	690.2K	-2.23M	-81.67%
Dec 31, 2023	BNP PARIBAS ARBITRAGE, SNC	0.48%	524.96K	724.45K	310.46K	+144.74%
Dec 31, 2023	LION POINT CAPITAL, LP	0.49%	531.26K	733.13K	0	0
Dec 31, 2023	CITIGROUP INC	0.49%	533.3K	735.95K	-24.67K	-4.42%
Dec 31, 2023	CITADEL ADVISORS LLC	0.52%	568.5K	784.53K	291.3K	+105.09%

Insiders

Insiders	Designation	Shares Held
LESCHLY NICK	director	280.15K
COLE JASON	Chief Strategy & Financial Off	189.55K
WHITTEN JESSICA	Chief Accounting Officer	49.41K
DAVIDSON DAVID	Chief Medical Officer	47.79K
GREGORY PHILIP D	Chief Scientific Officer	46.83K
KRAWTSCHUK CHRISTOPHER	Chief Financial Officer	45.47K
EGGIMANN ANNE-VIRGINIE	Chief Regulatory Officer	42.25K
BAIRD WILLIAM D III	Chief Financial Officer	35.53K
FINGER ALISON CECILY	Chief Commercial Officer	25.1K
SMITH-FARRELL JOANNE	COO, Oncology	20.61K
OBENSHAIN ANDREW	President and CEO	18.33K
LEIDERMAN ELISABETH	director	11.47K
KLIMA THOMAS J	See Remarks	7.88K
COLVIN RICHARD A	Chief Medical Officer	7.61K
VITTIGLIO JOSEPH	Chief Business & Legal Officer	4.5K
BURNETT KATY	Principal Accounting Officer	4.1K

Buying/Selling by Insiders

Date	Insider	Type	Cost	Shares	Value ($)	Shares Total
Mar 03, 2025	OBENSHAIN ANDREW	SALE	3.92	921	3.61K	18.33K
Mar 03, 2025	COLVIN RICHARD A	SALE	3.92	584	2.29K	7.61K
Mar 03, 2025	KLIMA THOMAS J	SALE	3.92	500	1.96K	7.88K
Feb 03, 2025	COLVIN RICHARD A	SALE	7.39	64	473.12	8.19K
Feb 03, 2025	KLIMA THOMAS J	SALE	7.39	122	901.89	8.38K
Feb 03, 2025	OBENSHAIN ANDREW	SALE	7.39	86	635.76	18.49K
Feb 03, 2025	VITTIGLIO JOSEPH	SALE	7.39	238	1.76K	4.5K
Jan 06, 2025	COLVIN RICHARD A	SALE	9.24	19	175.56	8.26K
Jan 06, 2025	OBENSHAIN ANDREW	SALE	9.24	140	1.29K	18.57K
Dec 10, 2024	COLVIN RICHARD A	SALE	0.42	2.82K	1.18K	165.54K
Dec 10, 2024	OBENSHAIN ANDREW	SALE	0.42	971	405.2	374.25K
Sep 30, 2024	OBENSHAIN ANDREW	SALE	0.53	34.78K	18.27K	375.22K
Sep 30, 2024	KLIMA THOMAS J	SALE	0.53	1.01K	528.85	170K
Jun 03, 2024	KLIMA THOMAS J	SALE	0.97	3.83K	3.73K	121.01K
Mar 04, 2024	OBENSHAIN ANDREW	SALE	1.53	6.1K	9.31K	280K
Mar 04, 2024	KLIMA THOMAS J	SALE	1.53	4.57K	6.99K	124.84K
Mar 01, 2024	COLVIN RICHARD A	SALE	1.53	6.77K	10.34K	118.37K
Feb 05, 2024	KLIMA THOMAS J	SALE	0.90	2.71K	2.45K	129.41K
Feb 05, 2024	VITTIGLIO JOSEPH	SALE	0.90	5.22K	4.71K	44.78K
Feb 05, 2024	OBENSHAIN ANDREW	SALE	0.90	1.88K	1.7K	286.09K
Jan 05, 2024	COLVIN RICHARD A	SALE	1.42	597	844.76	125.14K
Jan 05, 2024	OBENSHAIN ANDREW	SALE	1.43	3.16K	4.52K	287.97K
Dec 06, 2023	KRAWTSCHUK CHRISTOPHER	SALE	4.52	4.53K	20.44K	45.47K
Nov 03, 2023	OBENSHAIN ANDREW	SALE	3.17	807	2.55K	291.13K
Nov 02, 2023	COLVIN RICHARD A	SALE	2.98	2.34K	6.97K	125.74K
Sep 05, 2023	KLIMA THOMAS J	SALE	3.79	922	3.49K	132.13K
Aug 10, 2023	OBENSHAIN ANDREW	SALE	3.54	16.93K	59.96K	291.94K
Jun 02, 2023	KLIMA THOMAS J	SALE	3.50	4.13K	14.45K	133.05K
Jan 11, 2023	LESCHLY NICK	SALE	7.80	4.29K	33.48K	280.15K
Jan 11, 2023	COLVIN RICHARD A	SALE	7.80	557	4.35K	74.23K
Jan 11, 2023	OBENSHAIN ANDREW	SALE	7.80	3.18K	24.8K	242.69K
Nov 04, 2022	COLVIN RICHARD A	SALE	6.41	218	1.4K	74.79K
Nov 04, 2022	OBENSHAIN ANDREW	SALE	6.41	1.26K	8.1K	245.87K
Oct 17, 2022	LEIDERMAN ELISABETH	SALE	6.46	1K	6.49K	11.47K
Aug 19, 2022	COLE JASON	SALE	5.53	14.19K	78.47K	189.55K
Aug 04, 2022	COLE JASON	SALE	4.39	7.45K	32.71K	203.74K
Aug 04, 2022	OBENSHAIN ANDREW	SALE	4.39	21.81K	95.75K	247.13K
Jul 12, 2022	EGGIMANN ANNE-VIRGINIE	SALE	4.95	1.36K	6.72K	42.25K
Jun 03, 2022	KLIMA THOMAS J	SALE	3.07	3.75K	11.54K	71.44K
Jan 11, 2022	WHITTEN JESSICA	SALE	9.64	279	2.69K	49.41K
Jan 11, 2022	LESCHLY NICK	SALE	9.64	5.07K	48.87K	281.33K
Jan 11, 2022	OBENSHAIN ANDREW	SALE	9.64	4.68K	45.16K	246.7K
Jan 11, 2022	COLE JASON	SALE	9.64	3.39K	32.66K	186.19K
Jan 10, 2022	COLE JASON	SALE	9.40	1.58K	14.89K	189.58K
Jan 10, 2022	LESCHLY NICK	SALE	9.40	2.37K	22.27K	286.4K
Jan 10, 2022	WHITTEN JESSICA	SALE	9.40	130	1.22K	49.69K
Jan 10, 2022	OBENSHAIN ANDREW	SALE	9.40	2.19K	20.59K	251.38K
Jan 05, 2022	WHITTEN JESSICA	SALE	10.44	2.98K	31.14K	49.82K
Dec 07, 2021	OBENSHAIN ANDREW	SALE	10.18	832	8.47K	254.42K
Jun 04, 2021	OBENSHAIN ANDREW	SALE	30.75	511	15.72K	39.6K
May 03, 2021	LESCHLY NICK	SALE	30.15	444	13.39K	306.69K
May 03, 2021	OBENSHAIN ANDREW	SALE	30.15	29	874.38	40.11K
May 03, 2021	GREGORY PHILIP D	SALE	30.15	39	1.18K	46.83K
May 03, 2021	COLE JASON	SALE	30.15	38	1.15K	47.92K
Apr 05, 2021	OBENSHAIN ANDREW	SALE	30.21	29	875.95	40.14K
Apr 05, 2021	COLE JASON	SALE	30.21	37	1.12K	47.96K
Apr 05, 2021	GREGORY PHILIP D	SALE	30.21	39	1.18K	46.87K
Apr 05, 2021	DAVIDSON DAVID	SALE	30.21	42	1.27K	47.79K
Apr 05, 2021	LESCHLY NICK	SALE	30.21	444	13.41K	307.14K
Mar 02, 2021	COLE JASON	SALE	29.58	38	1.12K	48K
Mar 02, 2021	LESCHLY NICK	SALE	29.58	444	13.13K	104.23K
Mar 02, 2021	OBENSHAIN ANDREW	SALE	29.58	34	1.01K	40.17K
Mar 02, 2021	DAVIDSON DAVID	SALE	29.58	42	1.24K	47.83K
Mar 02, 2021	GREGORY PHILIP D	SALE	29.58	39	1.15K	46.91K
Feb 17, 2021	COLE JASON	SALE	28.16	665	18.73K	48.04K
Feb 17, 2021	DAVIDSON DAVID	SALE	28.16	698	19.66K	47.87K
Feb 17, 2021	OBENSHAIN ANDREW	SALE	28.16	749	21.09K	40.2K
Feb 17, 2021	GREGORY PHILIP D	SALE	28.16	664	18.7K	46.95K
Feb 17, 2021	BAIRD WILLIAM D III	SALE	28.16	693	19.52K	35.53K
Feb 17, 2021	BURNETT KATY	SALE	28.16	518	14.59K	4.1K
Feb 12, 2021	BAIRD WILLIAM D III	SALE	45.52	1.22K	55.35K	21.58K
Feb 02, 2021	OBENSHAIN ANDREW	SALE	45.93	34	1.56K	23.88K
Feb 02, 2021	GREGORY PHILIP D	SALE	45.93	59	2.71K	32.95K
Feb 02, 2021	COLE JASON	SALE	45.93	38	1.75K	32.79K
Feb 02, 2021	LESCHLY NICK	SALE	45.93	594	27.28K	86.67K
Feb 02, 2021	DAVIDSON DAVID	SALE	45.93	63	2.89K	36.3K
Jan 06, 2021	COLE JASON	SALE	45.46	986	44.83K	32.82K
Jan 06, 2021	DAVIDSON DAVID	SALE	45.46	1.32K	60.19K	36.36K
Jan 06, 2021	FINGER ALISON CECILY	SALE	45.46	759	34.51K	25.1K
Jan 06, 2021	LESCHLY NICK	SALE	45.46	4.22K	191.95K	87.26K
Jan 06, 2021	BAIRD WILLIAM D III	SALE	45.46	397	18.05K	22.8K
Jan 06, 2021	SMITH-FARRELL JOANNE	SALE	45.46	538	24.46K	20.61K
Jan 06, 2021	GREGORY PHILIP D	SALE	45.46	1.15K	52.37K	33.01K
Jan 05, 2021	DAVIDSON DAVID	SALE	44.95	48	2.16K	39.53K
Jan 05, 2021	COLE JASON	SALE	44.95	43	1.93K	35.18K
Jan 05, 2021	LESCHLY NICK	SALE	44.95	333	14.97K	97.36K
Jan 05, 2021	SMITH-FARRELL JOANNE	SALE	44.95	42	1.89K	21.9K
Jan 05, 2021	FINGER ALISON CECILY	SALE	44.95	40	1.8K	26.92K
Jan 05, 2021	GREGORY PHILIP D	SALE	44.95	45	2.02K	35.76K
Dec 03, 2020	BURNETT KATY	SALE	46.09	123	5.67K	1.46K
Dec 02, 2020	DAVIDSON DAVID	SALE	46.50	2	93	39.58K
Dec 02, 2020	COLE JASON	SALE	46.50	1	46.5	35.22K
Dec 02, 2020	SMITH-FARRELL JOANNE	SALE	46.50	1	46.5	21.94K
Dec 02, 2020	FINGER ALISON CECILY	SALE	46.50	1	46.5	26.96K
Dec 02, 2020	GREGORY PHILIP D	SALE	46.50	2	93	35.81K
Dec 02, 2020	LESCHLY NICK	SALE	46.50	14	651	97.69K
Nov 02, 2020	COLE JASON	SALE	52.51	26	1.37K	35.27K
Nov 02, 2020	GREGORY PHILIP D	SALE	52.51	43	2.26K	35.88K
Nov 02, 2020	FINGER ALISON CECILY	SALE	54.43	4	217.74	26.99K
Nov 02, 2020	SMITH-FARRELL JOANNE	SALE	52.51	26	1.37K	21.99K

BLUE Stock Ownership Breakdown

bluebird bio

Stock Outstanding Shares

Market Insider

Institutional Ownership

Insiders

Buying/Selling by Insiders

Frequently Asked Questions

Stock Outstanding Shares

Market Insider

Institutional Ownership

Insiders

Buying/Selling by Insiders

Frequently Asked Questions