How many institutions own TSVT 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 TSVT shares is 175, representing 82.4% of the company's common stock.

Who are the major shareholders selling 2seventy bio, Inc. stock?

VANGUARD GROUP INC, in the last quarter, reduced its stake in TSVT by -25.04% restricting it's holding to 2.82 million shares of worth nearly $13.93M. BLACKROCK, INC. also lessened -5.94% of the TSVT shares from its portfolio, reducing its holding to 3.97 million shares of worth $19.62M. DEUTSCHE BANK AG\ also shunned TSVT shares holding by -0.18% last quarter which brought its holding to 371.63 thousand shares worth $1.84M.

Investors who are buying TSVT stock?

As per its latest 13F filing, FIRST TRUST CAPITAL MANAGEMENT L.P. increased its stake in TSVT by 100% in the last quarter. The institutional holder raised its holding to 1.14 million shares having worth more than $5.65M. GLAZER CAPITAL, LLC also added 100% more shares of TSVT to its portfolio, raising its holding to 1.33 million shares of worth $6.56M. MAN GROUP PLC also increased its TSVT shares holding by 100% which brought its holding to 2.04 million shares worth $10.09M.

TSVT's major insiders: who are they?

The insider with the most stakes in TSVT is Kynam Capital Management, LP , 10 percent owner at the company. Additionally, TSVT stock is highly held by director Casdin Capital, LLC and director Leschly Nick among others.

Did an insider recently sell TSVT stock?

Company executives, directors, and other insiders own 6.44% percent of 2seventy bio, Inc.'s stock. Within the last six months, there have been 0 transaction(s) in which TSVT insiders have sold stock, totaling 0 shares. Insiders that have sold shares include EATWELL VICTORIA, SNOW JESSICA, and BAIRD WILLIAM D III.

Which insider recently purchased TSVT stock?

There have been 0 transaction(s) during the past 6-months in which 2seventy bio, Inc. insiders have bought stock, totalling 0 shares

How much of TSVT does insiders own?

Around 0 2seventy bio, Inc. shares are held by insiders, which represents about 6.44% of TSVT stock.

Who is the insider with the largest stake?

TSVT 10 percent owner, Kynam Capital Management, LP holds the largest portfolio of the company's shares. TSVT shares owned by Kynam total nearly 5.14 million.

Which institution holds the most shares in TSVT?

FIRST TRUST CAPITAL MANAGEMENT L.P. is the largest institutional owner in TSVT which holds 1.14 million shares worth $5.65M or 2.16% of the total TSVT shares outstanding followed by REGENERON PHARMACEUTICALS, INC. with ownership of 1.25 million shares representing 2.37% of the TSVT ownership. GLAZER CAPITAL, LLC is the third largest stakeholder with 1.33 million shares or 2.5% of the ownership worth more than $6.56M.

Is 2seventy 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 TSVT is concerned, it is a stock which is optionable.

Is there a short position on TSVT's shares?

Number of TSVT shares short is 3.78M. 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 TSVT shares are there?

As of today, 53.23M shares of TSVT are outstanding.

Is there many float in TSVT 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, TSVT has 41.98M shares in float.

TSVT 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 TSVT is 3.25.

2seventy bio (TSVT) 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 Shares7.21

Short Percent Of Float7.51

Shares Outstanding53.23M

Shares Float41.98M

Shares Short3.78M

Short Ratio3.25

7.51%

Short % of Float

7.21%

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

6.44% Percentage of Shares held by All Insiders

82.4% Percentage of Shares held by All Institutions

88.07% Percentage of Float held by Institutions

175

Number of Institutions Holding Shares

Institutional Ownership

About 82.4% of TSVT shares are held by financial institutions. FIRST TRUST CAPITAL MANAGEMENT L.P. is the top corporate investor, holding 1.14M shares valued at $5.65M. A 2.16% stake in 2seventy bio, Inc. is owned by the company. REGENERON PHARMACEUTICALS, INC. owns 1.25M shares valued at $6.20M, which translates its holding of 2.37% of the stake in the company.

Date	Holder	% Stake	Shares Held	Total Value ($)	Shares	% Change in Portfolio
Mar 31, 2025	FIRST TRUST CAPITAL MANAGEMENT L.P.	2.16%	1.14M	5.65M	1.14M	+100.00%
Mar 31, 2025	REGENERON PHARMACEUTICALS, INC.	2.37%	1.25M	6.2M	0	0
Mar 31, 2025	GLAZER CAPITAL, LLC	2.5%	1.33M	6.56M	1.33M	+100.00%
Mar 31, 2025	MAN GROUP PLC	3.85%	2.04M	10.09M	2.04M	+100.00%
Mar 31, 2025	BAKER BROS. ADVISORS LP	4.71%	2.5M	12.34M	0	0
Mar 31, 2025	BANK OF AMERICA CORP /DE/	4.74%	2.52M	12.43M	608	+0.02%
Mar 31, 2025	NEWTYN MANAGEMENT, LLC	4.78%	2.53M	12.52M	0	0
Mar 31, 2025	VANGUARD GROUP INC	5.31%	2.82M	13.93M	-941.78K	-25.04%
Mar 31, 2025	MORGAN STANLEY	5.59%	2.97M	14.66M	49.19K	+1.69%
Mar 31, 2025	BLACKROCK, INC.	7.49%	3.97M	19.62M	-250.78K	-5.94%
Mar 31, 2025	BERYL CAPITAL MANAGEMENT LLC	8.01%	4.25M	21M	4.25M	+100.00%
Mar 31, 2025	GOLDMAN SACHS GROUP INC	8.82%	4.68M	23.13M	386.77K	+9.01%
Mar 31, 2025	ABC ARBITRAGE SA	0.38%	200.79K	991.91K	200.79K	+100.00%
Mar 31, 2025	MILLENNIUM MANAGEMENT LLC	0.4%	212.3K	1.05M	163.53K	+335.35%
Mar 31, 2025	UBS GROUP AG	0.46%	243.43K	1.2M	18.85K	+8.39%
Mar 31, 2025	MONIMUS CAPITAL MANAGEMENT, LP	0.56%	296.26K	1.46M	32.62K	+12.37%
Mar 31, 2025	OXFORD ASSET MANAGEMENT LLP	0.66%	352.74K	1.74M	352.74K	+100.00%
Mar 31, 2025	BALYASNY ASSET MANAGEMENT L.P.	0.74%	394.01K	1.95M	394.01K	+100.00%
Mar 31, 2025	GABELLI FUNDS LLC	0.48%	252.5K	1.25M	252.5K	+100.00%
Mar 31, 2025	DEUTSCHE BANK AG\	0.7%	371.63K	1.84M	-681	-0.18%
Mar 31, 2025	CREDIT INDUSTRIEL ET COMMERCIAL	0.6%	320K	1.58M	320K	+100.00%
Mar 31, 2025	DEEPCURRENTS INVESTMENT GROUP LLC	0.74%	390.17K	1.93M	390.17K	+100.00%
Mar 31, 2025	GROUPE LA FRANCAISE	0.9%	480K	2.38M	480K	+100.00%
Mar 31, 2025	RHUMBLINE ADVISERS	0.16%	84.82K	418.98K	147	+0.17%
Mar 31, 2025	JANE STREET GROUP, LLC	0.17%	91.9K	453.99K	91.9K	+100.00%
Mar 31, 2025	NUVEEN, LLC	0.2%	103.65K	512.02K	103.65K	+100.00%
Mar 31, 2025	BANK OF NEW YORK MELLON CORP	0.28%	151.14K	746.61K	-3.25K	-2.10%
Mar 31, 2025	GABELLI & CO INVESTMENT ADVISERS, INC.	0.36%	192.45K	950.7K	192.45K	+100.00%
Mar 31, 2025	INVESCO LTD.	0.41%	215.49K	1.06M	111.84K	+107.90%
Mar 31, 2025	GARDNER LEWIS ASSET MANAGEMENT L P	0.75%	395.94K	1.96M	395.94K	+100.00%
Mar 31, 2025	NORTHERN TRUST CORP	0.75%	398.91K	1.97M	-9.17K	-2.25%
Mar 31, 2025	HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	0.87%	460K	2.27M	180K	+64.29%
Mar 31, 2025	MADISON AVENUE PARTNERS, LP	1.09%	579.9K	2.86M	0	0
Mar 31, 2025	TORONTO DOMINION BANK	1.51%	800K	3.95M	0	0
Mar 31, 2025	GEODE CAPITAL MANAGEMENT, LLC	2.28%	1.21M	5.97M	33.08K	+2.82%
Mar 31, 2025	CASDIN CAPITAL, LLC	3.77%	2M	9.88M	0	0
Mar 31, 2025	DIMENSIONAL FUND ADVISORS LP	0.77%	406.06K	2.01M	-69.06K	-14.54%
Mar 31, 2025		0.2%	103.65K	512.02K	103.65K	+100.00%
Mar 31, 2025	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.79%	417.95K	2.06M	-10.71K	-2.50%
Mar 31, 2025	DAFNA CAPITAL MANAGEMENT LLC	0.81%	429.25K	2.12M	0	0
Mar 31, 2025	ENGINE CAPITAL MANAGEMENT, LP	1.33%	703.97K	3.48M	0	0
Mar 31, 2025	PENDERFUND CAPITAL MANAGEMENT LTD.	0.14%	71.6K	17.09K	71.6K	+100.00%
Mar 31, 2025	AMERICAN CENTURY COMPANIES INC	0.18%	94.27K	465.7K	720	+0.77%
Mar 31, 2025	MIRAE ASSET GLOBAL ETFS HOLDINGS LTD.	0.19%	102.51K	506.41K	-1.31K	-1.26%
Mar 31, 2025	WATER ISLAND CAPITAL LLC	0.2%	104.01K	513.79K	104.01K	+100.00%
Mar 31, 2025	SAGEFIELD CAPITAL LP	0.22%	115.89K	572.49K	115.89K	+100.00%
Mar 31, 2025	WELLINGTON MANAGEMENT GROUP LLP	0.28%	147.66K	729.46K	-108.91K	-42.45%
Mar 31, 2025	SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC	0.13%	68.43K	338.02K	-25.06K	-26.80%
Mar 31, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.34%	180.06K	889.48K	146.86K	+442.42%
Mar 31, 2025	BCK CAPITAL MANAGEMENT LP	0.36%	191K	943.54K	191K	+100.00%
Mar 31, 2025	STATE STREET CORP	2.02%	1.07M	5.28M	-7.84K	-0.73%
Mar 31, 2025	BARCLAYS PLC	0.15%	77.35K	382.09K	-13.45K	-14.81%
Mar 31, 2024	BRIDGEWAY CAPITAL MANAGEMENT, LLC	0.19%	96.7K	517.35K	0	0
Mar 31, 2024	HIGHVISTA STRATEGIES LLC	0.18%	93.5K	500.23K	93.5K	+100.00%
Mar 31, 2024	FMR LLC	0.17%	87.69K	469.15K	330	+0.38%
Mar 31, 2024	WEDMONT PRIVATE CAPITAL	0.17%	85.93K	483.81K	85.93K	+100.00%
Mar 31, 2024	RHUMBLINE ADVISERS	0.16%	81.66K	436.88K	1.63K	+2.03%
Mar 31, 2024	AMERICAN CENTURY COMPANIES INC	0.13%	68.59K	366.96K	23.25K	+51.27%
Mar 31, 2024	HSBC HOLDINGS PLC	0.13%	68.2K	364.85K	-5.51K	-7.48%
Mar 31, 2024	STATE OF WISCONSIN INVESTMENT BOARD	0.12%	62.4K	333.84K	62.4K	+100.00%
Mar 31, 2024	UBS GROUP AG	0.1%	53.36K	285.5K	-17.52K	-24.72%
Mar 31, 2024	BROWN WEALTH MANAGEMENT, LLC	0.1%	50K	267.5K	0	0
Mar 31, 2024	ALLIANCEBERNSTEIN L.P.	0.1%	49.3K	263.73K	-7.83K	-13.71%
Mar 31, 2024	MARTINGALE ASSET MANAGEMENT L P	0.09%	45.16K	241.6K	45.16K	+100.00%
Mar 31, 2024	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.09%	43.9K	234.87K	-4.1K	-8.54%
Mar 31, 2024	CITADEL ADVISORS LLC	0.08%	40.4K	216.14K	35.89K	+795.39%
Mar 31, 2024	KYNAM CAPITAL MANAGEMENT, LP	11.59%	5.95M	31.85M	0	0
Mar 31, 2024	MORGAN STANLEY	8.48%	4.36M	23.31M	-485.3K	-10.02%
Mar 31, 2024	EXCHANGE TRADED CONCEPTS, LLC	0.14%	71.95K	384.95K	37.34K	+107.86%
Mar 31, 2024	VANGUARD GROUP INC	7.26%	3.73M	19.96M	-254.09K	-6.38%
Mar 31, 2024	MADISON AVENUE PARTNERS, LP	4.74%	2.43M	13.02M	678.43K	+38.66%
Mar 31, 2024	POINT72 ASSET MANAGEMENT, L.P.	3.14%	1.61M	8.63M	1.26M	+360.94%
Mar 31, 2024	ENGINE CAPITAL MANAGEMENT, LP	2.91%	1.49M	7.99M	0	0
Mar 31, 2024	DAFNA CAPITAL MANAGEMENT LLC	2.34%	1.2M	6.44M	-243.41K	-16.82%
Mar 31, 2024	EVERSEPT PARTNERS, LP	2.29%	1.18M	6.3M	38.57K	+3.39%
Mar 31, 2024	GEODE CAPITAL MANAGEMENT, LLC	2.22%	1.14M	6.12M	54.17K	+4.97%
Mar 31, 2024	CASDIN CAPITAL, LLC	3.89%	2M	10.7M	817.38K	+69.12%
Mar 31, 2024	GOLDMAN SACHS GROUP INC	8.22%	4.22M	22.59M	-287.02K	-6.37%
Mar 31, 2024	BAKER BROS. ADVISORS LP	4.86%	2.5M	13.36M	0	0
Mar 31, 2024	HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	3.38%	1.74M	9.29M	1.74M	+100.00%
Mar 31, 2024	BALYASNY ASSET MANAGEMENT L.P.	0.07%	38.43K	205.62K	38.43K	+100.00%
Mar 31, 2024	AMERICAN INTERNATIONAL GROUP, INC.	0.05%	24.75K	132.43K	-212	-0.85%
Mar 31, 2024	WELLS FARGO & COMPANY/MN	0.04%	21.85K	116.91K	5.37K	+32.55%
Mar 31, 2024	MANUFACTURERS LIFE INSURANCE COMPANY, THE	0.04%	20.52K	109.78K	213	+1.05%
Mar 31, 2024	BIRCHVIEW CAPITAL, LP	0.04%	19.83K	106.11K	0	0
Mar 31, 2024	XTX TOPCO LTD	0.04%	18.83K	100.75K	-4.94K	-20.78%
Mar 31, 2024	BRIGHTON JONES LLC	0.04%	18.44K	98.63K	3.94K	+27.17%
Mar 31, 2024	ADVISOR GROUP HOLDINGS, INC.	0.03%	17.94K	95.96K	-5.44K	-23.27%
Mar 31, 2024	SG AMERICAS SECURITIES, LLC	0.03%	17.44K	93K	-9.87K	-36.15%
Mar 31, 2024	NEW YORK STATE COMMON RETIREMENT FUND	0.03%	17.33K	93K	-74	-0.43%
Mar 31, 2024	HORIZON KINETICS ASSET MANAGEMENT LLC	0.03%	17.28K	92.42K	0	0
Mar 31, 2024	METLIFE INVESTMENT MANAGEMENT, LLC	0.03%	16.72K	89.46K	-10.36K	-38.26%
Mar 31, 2024	FIDUCIARY TRUST CO	0.03%	15.1K	80.8K	0	0
Mar 31, 2024	BBR PARTNERS, LLC	0.03%	15K	80.25K	15K	+100.00%
Mar 31, 2024	PRINCIPAL FINANCIAL GROUP INC	0.03%	14.34K	76.7K	-1.74K	-10.84%
Mar 31, 2024	STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM	0.03%	14.25K	145.38K	-120	-0.83%
Mar 31, 2024	GROUP ONE TRADING, L.P.	0.02%	12.56K	67.22K	3.43K	+37.54%
Mar 31, 2024	FRANKLIN RESOURCES INC	0.02%	10.64K	56.9K	10.64K	+100.00%
Mar 31, 2024	SIMPLEX TRADING, LLC	0.02%	9.49K	50K	1.39K	+17.22%
Mar 31, 2024	BLACKROCK INC.	7.6%	3.91M	20.89M	-6.32K	-0.16%
Mar 31, 2024	STATE STREET CORP	1.95%	1M	5.35M	22.92K	+2.34%
Mar 31, 2024	JPMORGAN CHASE & CO	1.88%	963.71K	5.16M	-50.3K	-4.96%
Mar 31, 2024	COWEN AND COMPANY, LLC	1.56%	800K	4.28M	0	0
Mar 31, 2024	MILLENNIUM MANAGEMENT LLC	1.31%	675.43K	3.61M	-1.66M	-71.08%
Mar 31, 2024	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	1.2%	614.53K	3.29M	-4.79K	-0.77%
Mar 31, 2024	BANK OF AMERICA CORP /DE/	1.03%	530.06K	2.84M	360.02K	+211.72%
Mar 31, 2024	MARSHALL WACE, LLP	0.86%	443.62K	2.37M	-666.4K	-60.04%
Mar 31, 2024	NORTHERN TRUST CORP	0.83%	424.66K	2.27M	5.66K	+1.35%
Mar 31, 2024	JACOBS LEVY EQUITY MANAGEMENT, INC	0.74%	379.59K	2.03M	379.59K	+100.00%
Mar 31, 2024	VENATOR MANAGEMENT LLC	0.63%	325K	1.74M	150K	+85.71%
Mar 31, 2024	DIMENSIONAL FUND ADVISORS LP	0.45%	229.22K	1.23M	-16.4K	-6.68%
Mar 31, 2024	WELLINGTON MANAGEMENT GROUP LLP	0.39%	202.07K	1.08M	-313.88K	-60.84%
Mar 31, 2024	BANK OF NEW YORK MELLON CORP	0.36%	186.88K	999.82K	-10.75K	-5.44%
Mar 31, 2024	AQR CAPITAL MANAGEMENT LLC	0.33%	169.91K	909K	-153.91K	-47.53%
Mar 31, 2024	BARCLAYS PLC	0.32%	166.72K	892K	83.17K	+99.54%
Mar 31, 2024	MIRAE ASSET GLOBAL INVESTMENTS CO., LTD.	0.29%	146.9K	1.35M	67.92K	+85.99%
Mar 31, 2024	SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC	0.27%	138.24K	739.6K	138.24K	+100.00%
Mar 31, 2024	PRUDENTIAL FINANCIAL INC	0.21%	107.72K	576.28K	-14.2K	-11.65%
Mar 31, 2024	INVESCO LTD.	0.2%	101.78K	544.5K	54.7K	+116.19%
Mar 31, 2024	NUVEEN ASSET MANAGEMENT, LLC	0.19%	97.18K	519.91K	0	0
Dec 31, 2023	KYNAM CAPITAL MANAGEMENT, LP	11.63%	5.95M	25.42M	0	0
Dec 31, 2023	AMERIPRISE FINANCIAL INC	0.09%	43.77K	186.89K	-70.59K	-61.73%
Dec 31, 2023	AMERICAN CENTURY COMPANIES INC	0.09%	45.34K	193.62K	11.5K	+33.96%
Dec 31, 2023	INVESCO LTD.	0.09%	47.08K	201.02K	2.64K	+5.94%
Dec 31, 2023		0.1%	50K	213.5K	0	0
Dec 31, 2023	TWO SIGMA ADVISERS, LP	0.11%	54.5K	232.72K	54.5K	+100.00%
Dec 31, 2023	ALLIANCEBERNSTEIN L.P.	0.11%	57.13K	243.93K	-273	-0.48%
Dec 31, 2023	VOYA INVESTMENT MANAGEMENT LLC	0.12%	61.41K	262.23K	11.44K	+22.89%
Dec 31, 2023	UBS GROUP AG	0.14%	70.88K	302.68K	37.46K	+112.06%
Dec 31, 2023	HSBC HOLDINGS PLC	0.14%	73.71K	317.69K	-14.12K	-16.07%
Dec 31, 2023	MIRAE ASSET GLOBAL INVESTMENTS CO., LTD.	0.15%	78.98K	337.25K	-168.89K	-68.14%
Dec 31, 2023	RHUMBLINE ADVISERS	0.16%	80.03K	341.73K	-422	-0.52%
Dec 31, 2023	BARCLAYS PLC	0.16%	83.55K	356K	40.43K	+93.78%
Dec 31, 2023	FMR LLC	0.17%	87.36K	373.03K	-200.18K	-69.62%
Dec 31, 2023	BRIDGEWAY CAPITAL MANAGEMENT, LLC	0.19%	96.7K	412.91K	96.7K	+100.00%
Dec 31, 2023	NUVEEN ASSET MANAGEMENT, LLC	0.19%	97.18K	414.95K	542	+0.56%
Dec 31, 2023	CAPTRUST FINANCIAL ADVISORS	0.23%	116.9K	499.15K	105.61K	+935.32%
Dec 31, 2023	PRUDENTIAL FINANCIAL INC	0.24%	121.92K	520.58K	1.85K	+1.54%
Dec 31, 2023	CITADEL ADVISORS LLC	0.11%	54.6K	233.14K	31.5K	+136.36%
Dec 31, 2023	BANK OF AMERICA CORP /DE/	0.33%	170.04K	726.09K	-135.63K	-44.37%
Dec 31, 2023	VENATOR MANAGEMENT LLC	0.34%	175K	747.25K	175K	+100.00%
Dec 31, 2023	BANK OF NEW YORK MELLON CORP	0.39%	197.63K	843.88K	16.3K	+8.99%
Dec 31, 2023	JANE STREET GROUP, LLC	0.41%	208.18K	888.91K	65.05K	+45.45%
Dec 31, 2023	PANAGORA ASSET MANAGEMENT INC	0.42%	212.98K	909.43K	-4.25K	-1.96%
Dec 31, 2023	DIMENSIONAL FUND ADVISORS LP	0.48%	245.62K	1.05M	-35.43K	-12.61%
Dec 31, 2023	ACADIAN ASSET MANAGEMENT LLC	0.54%	275.72K	1.18M	252.98K	+1,112.90%
Dec 31, 2023	AQR CAPITAL MANAGEMENT LLC	0.63%	323.82K	1.38M	24.98K	+8.36%
Dec 31, 2023	POINT72 ASSET MANAGEMENT, L.P.	0.68%	349.84K	1.49M	-1.31M	-78.93%
Dec 31, 2023	NORTHERN TRUST CORP	0.82%	419K	1.79M	-31.78K	-7.05%
Dec 31, 2023	WELLINGTON MANAGEMENT GROUP LLP	1.01%	515.96K	2.2M	515.96K	+100.00%
Dec 31, 2023	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	1.21%	619.32K	2.64M	74.41K	+13.66%
Dec 31, 2023	COWEN AND COMPANY, LLC	1.56%	800K	3.42M	800K	+100.00%
Dec 31, 2023	WOODLINE PARTNERS LP	1.87%	958.68K	4.09M	958.68K	+100.00%
Dec 31, 2023	STATE STREET CORP	1.91%	977.59K	4.17M	-91.54K	-8.56%
Dec 31, 2023	JPMORGAN CHASE & CO	1.98%	1.01M	4.33M	-337.85K	-24.99%
Dec 31, 2023	GEODE CAPITAL MANAGEMENT, LLC	2.13%	1.09M	4.65M	43.51K	+4.16%
Dec 31, 2023	MARSHALL WACE, LLP	2.17%	1.11M	4.74M	1.11M	+100.00%
Dec 31, 2023	EVERSEPT PARTNERS, LP	2.23%	1.14M	4.86M	-314.27K	-21.62%
Dec 31, 2023	CASDIN CAPITAL, LLC	2.31%	1.18M	5.05M	-841.29K	-41.57%
Dec 31, 2023	BAIN CAPITAL LIFE SCIENCES INVESTORS, LLC	2.6%	1.33M	5.69M	-77.1K	-5.47%
Dec 31, 2023	DAFNA CAPITAL MANAGEMENT LLC	2.83%	1.45M	6.18M	0	0
Dec 31, 2023	ENGINE CAPITAL MANAGEMENT, LP	2.92%	1.49M	6.38M	1.15M	+337.10%
Dec 31, 2023	MADISON AVENUE PARTNERS, LP	3.43%	1.75M	7.49M	260.66K	+17.45%
Dec 31, 2023	MILLENNIUM MANAGEMENT LLC	4.56%	2.34M	9.97M	-1.31M	-36.01%
Dec 31, 2023	BAKER BROS. ADVISORS LP	4.88%	2.5M	10.66M	0	0
Dec 31, 2023	BLACKROCK INC.	7.64%	3.91M	16.7M	-504.09K	-11.42%
Dec 31, 2023	VANGUARD GROUP INC	7.79%	3.99M	17.02M	251.89K	+6.75%
Dec 31, 2023	GOLDMAN SACHS GROUP INC	8.81%	4.51M	19.25M	3.77M	+512.41%
Dec 31, 2023	MORGAN STANLEY	9.46%	4.84M	20.68M	3.49M	+257.85%

Insiders

Among the TSVT insiders holding of 6.44% of the stake in company, KYNAM CAPITAL MANAGEMENT, LP, 10 percent owner, holds the largest shares of 5.14M. CASDIN CAPITAL, LLC, director, is the second largest TSVT insider with ownership of 2M shares. LESCHLY NICK, director, stands third with possession of 1.23M shares of that stake.

Insiders	Designation	Shares Held
KYNAM CAPITAL MANAGEMENT, LP	10 percent owner	5.14M
CASDIN CAPITAL, LLC	director	2M
LESCHLY NICK	director	1.23M
BAIRD WILLIAM D III	President and CEO	1.12M
EATWELL VICTORIA	Chief Financial Officer	444.39K
SNOW JESSICA	Chief Operating Officer	254.19K
GREGORY PHILIP D	Chief Scientific Officer	230.84K
HEFFRON NICOLA	Chief Operating Officer	89.18K
MAUS MARCELA V.	director	23.75K
KYNAM GLOBAL HEALTHCARE MASTER FUND, LP	10 percent owner	0

Buying/Selling by Insiders

Date	Insider	Type	Cost	Shares	Value ($)	Shares Total
Mar 17, 2025	EATWELL VICTORIA	SALE	4.95	2.59K	12.82K	444.39K
Mar 17, 2025	SNOW JESSICA	SALE	4.95	2.3K	11.36K	254.19K
Mar 17, 2025	BAIRD WILLIAM D III	SALE	4.95	5.09K	25.18K	1.12M
Mar 11, 2025	KYNAM GLOBAL HEALTHCARE MASTER FUND, LP	SALE	4.93	5.14M	25.35M	0
Jan 07, 2025	SNOW JESSICA	SALE	2.64	186	491.04	147.18K
Jan 06, 2025	BAIRD WILLIAM D III	SALE	2.78	763	2.12K	862.13K
Jan 06, 2025	LESCHLY NICK	SALE	2.78	892	2.48K	1.23M
Jan 06, 2025	EATWELL VICTORIA	SALE	2.78	97	269.51	338.98K
Jan 06, 2025	SNOW JESSICA	SALE	2.79	1.84K	5.14K	150.53K
Jan 03, 2025	BAIRD WILLIAM D III	SALE	2.94	31.72K	93.12K	862.89K
Jan 03, 2025	LESCHLY NICK	SALE	2.94	85.98K	252.42K	1.23M
Jan 03, 2025	EATWELL VICTORIA	SALE	2.94	1.01K	2.97K	339.08K
Jan 03, 2025	SNOW JESSICA	SALE	2.94	1K	2.94K	152.48K
Dec 13, 2024	SNOW JESSICA	SALE	3.23	2.29K	7.39K	153.48K
Nov 18, 2024	MAUS MARCELA V.	SALE	3.38	3.9K	13.18K	23.75K
Oct 03, 2024	EATWELL VICTORIA	SALE	4.65	1.23K	5.72K	340.09K
Oct 03, 2024	SNOW JESSICA	SALE	4.65	679	3.16K	155.77K
Aug 14, 2024	SNOW JESSICA	SALE	4.32	7.82K	33.76K	156.33K
Aug 05, 2024	EATWELL VICTORIA	SALE	3.98	13	51.81	341.32K
Jul 02, 2024	EATWELL VICTORIA	SALE	4.02	12	48.21	341.33K
Jul 02, 2024	SNOW JESSICA	SALE	4.02	14	56.25	164.15K
Jun 03, 2024	EATWELL VICTORIA	SALE	4.18	1.17K	4.88K	95.48K
Jun 03, 2024	SNOW JESSICA	SALE	4.18	649	2.71K	55.62K
May 03, 2024	SNOW JESSICA	SALE	4.91	15	73.65	56.27K
Mar 26, 2024	CASDIN CAPITAL, LLC	PURCHASE	5.10	40K	203.99K	2M
Mar 25, 2024	CASDIN CAPITAL, LLC	PURCHASE	5.07	330K	1.67M	1.96M
Mar 22, 2024	CASDIN CAPITAL, LLC	PURCHASE	5.12	147.38K	754.07K	1.63M
Mar 21, 2024	CASDIN CAPITAL, LLC	SALE	0.00	63.15K	-	536.78K
Jan 05, 2024	BAIRD WILLIAM D III	SALE	3.75	1.38K	5.18K	161.34K
Jan 05, 2024	GREGORY PHILIP D	SALE	3.75	795	2.98K	230.84K
Jan 05, 2024	LESCHLY NICK	SALE	3.75	1.55K	5.83K	1.09M
Jan 03, 2024	BAIRD WILLIAM D III	SALE	3.87	33.65K	130.18K	162.72K
Jan 03, 2024	LESCHLY NICK	SALE	3.87	72.31K	279.74K	1.09M
Jan 03, 2024	GREGORY PHILIP D	SALE	3.87	25.61K	99.08K	231.64K
Aug 22, 2023	GREGORY PHILIP D	SALE	5.49	6.16K	33.79K	257.25K
Aug 22, 2023	LESCHLY NICK	SALE	5.49	9.31K	51.09K	1.16M
Aug 22, 2023	BAIRD WILLIAM D III	SALE	5.49	7.03K	38.58K	196.37K
Aug 10, 2023	KYNAM GLOBAL HEALTHCARE MASTER FUND, LP	PURCHASE	5.96	86.41K	515.03K	5.14M
Aug 10, 2023	KYNAM CAPITAL MANAGEMENT, LP	PURCHASE	5.96	86.41K	515.03K	5.14M
Aug 03, 2023	BAIRD WILLIAM D III	SALE	6.13	6.91K	42.3K	203.4K
Aug 03, 2023	GREGORY PHILIP D	SALE	6.13	3.97K	24.29K	263.41K
Aug 03, 2023	LESCHLY NICK	SALE	6.13	9.06K	55.5K	1.17M
Feb 13, 2023	BAIRD WILLIAM D III	SALE	12.86	637	8.19K	210.3K
Feb 07, 2023	HEFFRON NICOLA	SALE	14.70	60	882	89.18K
Jan 12, 2023	LESCHLY NICK	SALE	10.46	6.59K	68.89K	536.42K
Jan 11, 2023	HEFFRON NICOLA	SALE	10.63	128	1.36K	89.24K
Jan 11, 2023	GREGORY PHILIP D	SALE	10.63	1.08K	11.44K	99.52K
Jan 11, 2023	LESCHLY NICK	SALE	10.63	2.03K	21.53K	534.39K
Jan 11, 2023	BAIRD WILLIAM D III	SALE	10.63	1.08K	11.45K	78.8K
Jan 09, 2023	BAIRD WILLIAM D III	SALE	10.33	3.22K	33.3K	79.87K
Jan 09, 2023	GREGORY PHILIP D	SALE	10.33	3.79K	39.21K	100.59K
Jan 09, 2023	LESCHLY NICK	SALE	10.33	2.98K	30.79K	543.01K
Jan 09, 2023	HEFFRON NICOLA	SALE	10.33	584	6.04K	89.37K
Dec 05, 2022	HEFFRON NICOLA	SALE	15.43	272	4.2K	89.95K
Nov 21, 2022	HEFFRON NICOLA	SALE	13.97	7.7K	107.53K	90.23K
Aug 05, 2022	GREGORY PHILIP D	SALE	16.23	2.41K	39.07K	104.39K
Aug 05, 2022	LESCHLY NICK	SALE	16.23	5.5K	89.26K	545.99K
Aug 05, 2022	BAIRD WILLIAM D III	SALE	16.23	4.15K	67.4K	83.1K
Jul 15, 2022	LESCHLY NICK	SALE	13.81	5.4K	74.63K	551.48K
Jul 15, 2022	GREGORY PHILIP D	SALE	13.81	2.37K	32.66K	106.8K
Jul 15, 2022	BAIRD WILLIAM D III	SALE	13.81	4.08K	56.34K	87.25K
Mar 17, 2022	LESCHLY NICK	PURCHASE	12.20	368.86K	4.5M	556.89K
Feb 17, 2022	BAIRD WILLIAM D III	SALE	14.78	427	6.31K	57.58K
Feb 07, 2022	HEFFRON NICOLA	SALE	16.01	1.64K	26.19K	55.42K
Feb 04, 2022	HEFFRON NICOLA	SALE	15.41	467	7.2K	57.06K
Jan 07, 2022	BAIRD WILLIAM D III	SALE	23.91	896	21.42K	58.01K
Jan 07, 2022	LESCHLY NICK	SALE	23.91	3.27K	78.18K	188.03K
Jan 07, 2022	GREGORY PHILIP D	SALE	23.91	1.45K	34.71K	61.66K
Dec 07, 2021	HEFFRON NICOLA	SALE	31.06	257	7.98K	57.53K

Frequently Asked Questions

Stock Outstanding Shares

ShortableNo

OptionableYes

Short Percent Of Outstanding Shares7.21

Short Percent Of Float7.51

Shares Outstanding53.23M

Shares Float41.98M

Shares Short3.78M

Short Ratio3.25

7.51%

Short % of Float

7.21%

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

6.44% Percentage of Shares held by All Insiders

82.4% Percentage of Shares held by All Institutions

88.07% Percentage of Float held by Institutions

175

Number of Institutions Holding Shares

Institutional Ownership

Date	Holder	% Stake	Shares Held	Total Value ($)	Shares	% Change in Portfolio
Mar 31, 2025	FIRST TRUST CAPITAL MANAGEMENT L.P.	2.16%	1.14M	5.65M	1.14M	+100.00%
Mar 31, 2025	REGENERON PHARMACEUTICALS, INC.	2.37%	1.25M	6.2M	0	0
Mar 31, 2025	GLAZER CAPITAL, LLC	2.5%	1.33M	6.56M	1.33M	+100.00%
Mar 31, 2025	MAN GROUP PLC	3.85%	2.04M	10.09M	2.04M	+100.00%
Mar 31, 2025	BAKER BROS. ADVISORS LP	4.71%	2.5M	12.34M	0	0
Mar 31, 2025	BANK OF AMERICA CORP /DE/	4.74%	2.52M	12.43M	608	+0.02%
Mar 31, 2025	NEWTYN MANAGEMENT, LLC	4.78%	2.53M	12.52M	0	0
Mar 31, 2025	VANGUARD GROUP INC	5.31%	2.82M	13.93M	-941.78K	-25.04%
Mar 31, 2025	MORGAN STANLEY	5.59%	2.97M	14.66M	49.19K	+1.69%
Mar 31, 2025	BLACKROCK, INC.	7.49%	3.97M	19.62M	-250.78K	-5.94%
Mar 31, 2025	BERYL CAPITAL MANAGEMENT LLC	8.01%	4.25M	21M	4.25M	+100.00%
Mar 31, 2025	GOLDMAN SACHS GROUP INC	8.82%	4.68M	23.13M	386.77K	+9.01%
Mar 31, 2025	ABC ARBITRAGE SA	0.38%	200.79K	991.91K	200.79K	+100.00%
Mar 31, 2025	MILLENNIUM MANAGEMENT LLC	0.4%	212.3K	1.05M	163.53K	+335.35%
Mar 31, 2025	UBS GROUP AG	0.46%	243.43K	1.2M	18.85K	+8.39%
Mar 31, 2025	MONIMUS CAPITAL MANAGEMENT, LP	0.56%	296.26K	1.46M	32.62K	+12.37%
Mar 31, 2025	OXFORD ASSET MANAGEMENT LLP	0.66%	352.74K	1.74M	352.74K	+100.00%
Mar 31, 2025	BALYASNY ASSET MANAGEMENT L.P.	0.74%	394.01K	1.95M	394.01K	+100.00%
Mar 31, 2025	GABELLI FUNDS LLC	0.48%	252.5K	1.25M	252.5K	+100.00%
Mar 31, 2025	DEUTSCHE BANK AG\	0.7%	371.63K	1.84M	-681	-0.18%
Mar 31, 2025	CREDIT INDUSTRIEL ET COMMERCIAL	0.6%	320K	1.58M	320K	+100.00%
Mar 31, 2025	DEEPCURRENTS INVESTMENT GROUP LLC	0.74%	390.17K	1.93M	390.17K	+100.00%
Mar 31, 2025	GROUPE LA FRANCAISE	0.9%	480K	2.38M	480K	+100.00%
Mar 31, 2025	RHUMBLINE ADVISERS	0.16%	84.82K	418.98K	147	+0.17%
Mar 31, 2025	JANE STREET GROUP, LLC	0.17%	91.9K	453.99K	91.9K	+100.00%
Mar 31, 2025	NUVEEN, LLC	0.2%	103.65K	512.02K	103.65K	+100.00%
Mar 31, 2025	BANK OF NEW YORK MELLON CORP	0.28%	151.14K	746.61K	-3.25K	-2.10%
Mar 31, 2025	GABELLI & CO INVESTMENT ADVISERS, INC.	0.36%	192.45K	950.7K	192.45K	+100.00%
Mar 31, 2025	INVESCO LTD.	0.41%	215.49K	1.06M	111.84K	+107.90%
Mar 31, 2025	GARDNER LEWIS ASSET MANAGEMENT L P	0.75%	395.94K	1.96M	395.94K	+100.00%
Mar 31, 2025	NORTHERN TRUST CORP	0.75%	398.91K	1.97M	-9.17K	-2.25%
Mar 31, 2025	HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	0.87%	460K	2.27M	180K	+64.29%
Mar 31, 2025	MADISON AVENUE PARTNERS, LP	1.09%	579.9K	2.86M	0	0
Mar 31, 2025	TORONTO DOMINION BANK	1.51%	800K	3.95M	0	0
Mar 31, 2025	GEODE CAPITAL MANAGEMENT, LLC	2.28%	1.21M	5.97M	33.08K	+2.82%
Mar 31, 2025	CASDIN CAPITAL, LLC	3.77%	2M	9.88M	0	0
Mar 31, 2025	DIMENSIONAL FUND ADVISORS LP	0.77%	406.06K	2.01M	-69.06K	-14.54%
Mar 31, 2025		0.2%	103.65K	512.02K	103.65K	+100.00%
Mar 31, 2025	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.79%	417.95K	2.06M	-10.71K	-2.50%
Mar 31, 2025	DAFNA CAPITAL MANAGEMENT LLC	0.81%	429.25K	2.12M	0	0
Mar 31, 2025	ENGINE CAPITAL MANAGEMENT, LP	1.33%	703.97K	3.48M	0	0
Mar 31, 2025	PENDERFUND CAPITAL MANAGEMENT LTD.	0.14%	71.6K	17.09K	71.6K	+100.00%
Mar 31, 2025	AMERICAN CENTURY COMPANIES INC	0.18%	94.27K	465.7K	720	+0.77%
Mar 31, 2025	MIRAE ASSET GLOBAL ETFS HOLDINGS LTD.	0.19%	102.51K	506.41K	-1.31K	-1.26%
Mar 31, 2025	WATER ISLAND CAPITAL LLC	0.2%	104.01K	513.79K	104.01K	+100.00%
Mar 31, 2025	SAGEFIELD CAPITAL LP	0.22%	115.89K	572.49K	115.89K	+100.00%
Mar 31, 2025	WELLINGTON MANAGEMENT GROUP LLP	0.28%	147.66K	729.46K	-108.91K	-42.45%
Mar 31, 2025	SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC	0.13%	68.43K	338.02K	-25.06K	-26.80%
Mar 31, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.34%	180.06K	889.48K	146.86K	+442.42%
Mar 31, 2025	BCK CAPITAL MANAGEMENT LP	0.36%	191K	943.54K	191K	+100.00%
Mar 31, 2025	STATE STREET CORP	2.02%	1.07M	5.28M	-7.84K	-0.73%
Mar 31, 2025	BARCLAYS PLC	0.15%	77.35K	382.09K	-13.45K	-14.81%
Mar 31, 2024	BRIDGEWAY CAPITAL MANAGEMENT, LLC	0.19%	96.7K	517.35K	0	0
Mar 31, 2024	HIGHVISTA STRATEGIES LLC	0.18%	93.5K	500.23K	93.5K	+100.00%
Mar 31, 2024	FMR LLC	0.17%	87.69K	469.15K	330	+0.38%
Mar 31, 2024	WEDMONT PRIVATE CAPITAL	0.17%	85.93K	483.81K	85.93K	+100.00%
Mar 31, 2024	RHUMBLINE ADVISERS	0.16%	81.66K	436.88K	1.63K	+2.03%
Mar 31, 2024	AMERICAN CENTURY COMPANIES INC	0.13%	68.59K	366.96K	23.25K	+51.27%
Mar 31, 2024	HSBC HOLDINGS PLC	0.13%	68.2K	364.85K	-5.51K	-7.48%
Mar 31, 2024	STATE OF WISCONSIN INVESTMENT BOARD	0.12%	62.4K	333.84K	62.4K	+100.00%
Mar 31, 2024	UBS GROUP AG	0.1%	53.36K	285.5K	-17.52K	-24.72%
Mar 31, 2024	BROWN WEALTH MANAGEMENT, LLC	0.1%	50K	267.5K	0	0
Mar 31, 2024	ALLIANCEBERNSTEIN L.P.	0.1%	49.3K	263.73K	-7.83K	-13.71%
Mar 31, 2024	MARTINGALE ASSET MANAGEMENT L P	0.09%	45.16K	241.6K	45.16K	+100.00%
Mar 31, 2024	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.09%	43.9K	234.87K	-4.1K	-8.54%
Mar 31, 2024	CITADEL ADVISORS LLC	0.08%	40.4K	216.14K	35.89K	+795.39%
Mar 31, 2024	KYNAM CAPITAL MANAGEMENT, LP	11.59%	5.95M	31.85M	0	0
Mar 31, 2024	MORGAN STANLEY	8.48%	4.36M	23.31M	-485.3K	-10.02%
Mar 31, 2024	EXCHANGE TRADED CONCEPTS, LLC	0.14%	71.95K	384.95K	37.34K	+107.86%
Mar 31, 2024	VANGUARD GROUP INC	7.26%	3.73M	19.96M	-254.09K	-6.38%
Mar 31, 2024	MADISON AVENUE PARTNERS, LP	4.74%	2.43M	13.02M	678.43K	+38.66%
Mar 31, 2024	POINT72 ASSET MANAGEMENT, L.P.	3.14%	1.61M	8.63M	1.26M	+360.94%
Mar 31, 2024	ENGINE CAPITAL MANAGEMENT, LP	2.91%	1.49M	7.99M	0	0
Mar 31, 2024	DAFNA CAPITAL MANAGEMENT LLC	2.34%	1.2M	6.44M	-243.41K	-16.82%
Mar 31, 2024	EVERSEPT PARTNERS, LP	2.29%	1.18M	6.3M	38.57K	+3.39%
Mar 31, 2024	GEODE CAPITAL MANAGEMENT, LLC	2.22%	1.14M	6.12M	54.17K	+4.97%
Mar 31, 2024	CASDIN CAPITAL, LLC	3.89%	2M	10.7M	817.38K	+69.12%
Mar 31, 2024	GOLDMAN SACHS GROUP INC	8.22%	4.22M	22.59M	-287.02K	-6.37%
Mar 31, 2024	BAKER BROS. ADVISORS LP	4.86%	2.5M	13.36M	0	0
Mar 31, 2024	HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	3.38%	1.74M	9.29M	1.74M	+100.00%
Mar 31, 2024	BALYASNY ASSET MANAGEMENT L.P.	0.07%	38.43K	205.62K	38.43K	+100.00%
Mar 31, 2024	AMERICAN INTERNATIONAL GROUP, INC.	0.05%	24.75K	132.43K	-212	-0.85%
Mar 31, 2024	WELLS FARGO & COMPANY/MN	0.04%	21.85K	116.91K	5.37K	+32.55%
Mar 31, 2024	MANUFACTURERS LIFE INSURANCE COMPANY, THE	0.04%	20.52K	109.78K	213	+1.05%
Mar 31, 2024	BIRCHVIEW CAPITAL, LP	0.04%	19.83K	106.11K	0	0
Mar 31, 2024	XTX TOPCO LTD	0.04%	18.83K	100.75K	-4.94K	-20.78%
Mar 31, 2024	BRIGHTON JONES LLC	0.04%	18.44K	98.63K	3.94K	+27.17%
Mar 31, 2024	ADVISOR GROUP HOLDINGS, INC.	0.03%	17.94K	95.96K	-5.44K	-23.27%
Mar 31, 2024	SG AMERICAS SECURITIES, LLC	0.03%	17.44K	93K	-9.87K	-36.15%
Mar 31, 2024	NEW YORK STATE COMMON RETIREMENT FUND	0.03%	17.33K	93K	-74	-0.43%
Mar 31, 2024	HORIZON KINETICS ASSET MANAGEMENT LLC	0.03%	17.28K	92.42K	0	0
Mar 31, 2024	METLIFE INVESTMENT MANAGEMENT, LLC	0.03%	16.72K	89.46K	-10.36K	-38.26%
Mar 31, 2024	FIDUCIARY TRUST CO	0.03%	15.1K	80.8K	0	0
Mar 31, 2024	BBR PARTNERS, LLC	0.03%	15K	80.25K	15K	+100.00%
Mar 31, 2024	PRINCIPAL FINANCIAL GROUP INC	0.03%	14.34K	76.7K	-1.74K	-10.84%
Mar 31, 2024	STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM	0.03%	14.25K	145.38K	-120	-0.83%
Mar 31, 2024	GROUP ONE TRADING, L.P.	0.02%	12.56K	67.22K	3.43K	+37.54%
Mar 31, 2024	FRANKLIN RESOURCES INC	0.02%	10.64K	56.9K	10.64K	+100.00%
Mar 31, 2024	SIMPLEX TRADING, LLC	0.02%	9.49K	50K	1.39K	+17.22%
Mar 31, 2024	BLACKROCK INC.	7.6%	3.91M	20.89M	-6.32K	-0.16%
Mar 31, 2024	STATE STREET CORP	1.95%	1M	5.35M	22.92K	+2.34%
Mar 31, 2024	JPMORGAN CHASE & CO	1.88%	963.71K	5.16M	-50.3K	-4.96%
Mar 31, 2024	COWEN AND COMPANY, LLC	1.56%	800K	4.28M	0	0
Mar 31, 2024	MILLENNIUM MANAGEMENT LLC	1.31%	675.43K	3.61M	-1.66M	-71.08%
Mar 31, 2024	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	1.2%	614.53K	3.29M	-4.79K	-0.77%
Mar 31, 2024	BANK OF AMERICA CORP /DE/	1.03%	530.06K	2.84M	360.02K	+211.72%
Mar 31, 2024	MARSHALL WACE, LLP	0.86%	443.62K	2.37M	-666.4K	-60.04%
Mar 31, 2024	NORTHERN TRUST CORP	0.83%	424.66K	2.27M	5.66K	+1.35%
Mar 31, 2024	JACOBS LEVY EQUITY MANAGEMENT, INC	0.74%	379.59K	2.03M	379.59K	+100.00%
Mar 31, 2024	VENATOR MANAGEMENT LLC	0.63%	325K	1.74M	150K	+85.71%
Mar 31, 2024	DIMENSIONAL FUND ADVISORS LP	0.45%	229.22K	1.23M	-16.4K	-6.68%
Mar 31, 2024	WELLINGTON MANAGEMENT GROUP LLP	0.39%	202.07K	1.08M	-313.88K	-60.84%
Mar 31, 2024	BANK OF NEW YORK MELLON CORP	0.36%	186.88K	999.82K	-10.75K	-5.44%
Mar 31, 2024	AQR CAPITAL MANAGEMENT LLC	0.33%	169.91K	909K	-153.91K	-47.53%
Mar 31, 2024	BARCLAYS PLC	0.32%	166.72K	892K	83.17K	+99.54%
Mar 31, 2024	MIRAE ASSET GLOBAL INVESTMENTS CO., LTD.	0.29%	146.9K	1.35M	67.92K	+85.99%
Mar 31, 2024	SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC	0.27%	138.24K	739.6K	138.24K	+100.00%
Mar 31, 2024	PRUDENTIAL FINANCIAL INC	0.21%	107.72K	576.28K	-14.2K	-11.65%
Mar 31, 2024	INVESCO LTD.	0.2%	101.78K	544.5K	54.7K	+116.19%
Mar 31, 2024	NUVEEN ASSET MANAGEMENT, LLC	0.19%	97.18K	519.91K	0	0
Dec 31, 2023	KYNAM CAPITAL MANAGEMENT, LP	11.63%	5.95M	25.42M	0	0
Dec 31, 2023	AMERIPRISE FINANCIAL INC	0.09%	43.77K	186.89K	-70.59K	-61.73%
Dec 31, 2023	AMERICAN CENTURY COMPANIES INC	0.09%	45.34K	193.62K	11.5K	+33.96%
Dec 31, 2023	INVESCO LTD.	0.09%	47.08K	201.02K	2.64K	+5.94%
Dec 31, 2023		0.1%	50K	213.5K	0	0
Dec 31, 2023	TWO SIGMA ADVISERS, LP	0.11%	54.5K	232.72K	54.5K	+100.00%
Dec 31, 2023	ALLIANCEBERNSTEIN L.P.	0.11%	57.13K	243.93K	-273	-0.48%
Dec 31, 2023	VOYA INVESTMENT MANAGEMENT LLC	0.12%	61.41K	262.23K	11.44K	+22.89%
Dec 31, 2023	UBS GROUP AG	0.14%	70.88K	302.68K	37.46K	+112.06%
Dec 31, 2023	HSBC HOLDINGS PLC	0.14%	73.71K	317.69K	-14.12K	-16.07%
Dec 31, 2023	MIRAE ASSET GLOBAL INVESTMENTS CO., LTD.	0.15%	78.98K	337.25K	-168.89K	-68.14%
Dec 31, 2023	RHUMBLINE ADVISERS	0.16%	80.03K	341.73K	-422	-0.52%
Dec 31, 2023	BARCLAYS PLC	0.16%	83.55K	356K	40.43K	+93.78%
Dec 31, 2023	FMR LLC	0.17%	87.36K	373.03K	-200.18K	-69.62%
Dec 31, 2023	BRIDGEWAY CAPITAL MANAGEMENT, LLC	0.19%	96.7K	412.91K	96.7K	+100.00%
Dec 31, 2023	NUVEEN ASSET MANAGEMENT, LLC	0.19%	97.18K	414.95K	542	+0.56%
Dec 31, 2023	CAPTRUST FINANCIAL ADVISORS	0.23%	116.9K	499.15K	105.61K	+935.32%
Dec 31, 2023	PRUDENTIAL FINANCIAL INC	0.24%	121.92K	520.58K	1.85K	+1.54%
Dec 31, 2023	CITADEL ADVISORS LLC	0.11%	54.6K	233.14K	31.5K	+136.36%
Dec 31, 2023	BANK OF AMERICA CORP /DE/	0.33%	170.04K	726.09K	-135.63K	-44.37%
Dec 31, 2023	VENATOR MANAGEMENT LLC	0.34%	175K	747.25K	175K	+100.00%
Dec 31, 2023	BANK OF NEW YORK MELLON CORP	0.39%	197.63K	843.88K	16.3K	+8.99%
Dec 31, 2023	JANE STREET GROUP, LLC	0.41%	208.18K	888.91K	65.05K	+45.45%
Dec 31, 2023	PANAGORA ASSET MANAGEMENT INC	0.42%	212.98K	909.43K	-4.25K	-1.96%
Dec 31, 2023	DIMENSIONAL FUND ADVISORS LP	0.48%	245.62K	1.05M	-35.43K	-12.61%
Dec 31, 2023	ACADIAN ASSET MANAGEMENT LLC	0.54%	275.72K	1.18M	252.98K	+1,112.90%
Dec 31, 2023	AQR CAPITAL MANAGEMENT LLC	0.63%	323.82K	1.38M	24.98K	+8.36%
Dec 31, 2023	POINT72 ASSET MANAGEMENT, L.P.	0.68%	349.84K	1.49M	-1.31M	-78.93%
Dec 31, 2023	NORTHERN TRUST CORP	0.82%	419K	1.79M	-31.78K	-7.05%
Dec 31, 2023	WELLINGTON MANAGEMENT GROUP LLP	1.01%	515.96K	2.2M	515.96K	+100.00%
Dec 31, 2023	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	1.21%	619.32K	2.64M	74.41K	+13.66%
Dec 31, 2023	COWEN AND COMPANY, LLC	1.56%	800K	3.42M	800K	+100.00%
Dec 31, 2023	WOODLINE PARTNERS LP	1.87%	958.68K	4.09M	958.68K	+100.00%
Dec 31, 2023	STATE STREET CORP	1.91%	977.59K	4.17M	-91.54K	-8.56%
Dec 31, 2023	JPMORGAN CHASE & CO	1.98%	1.01M	4.33M	-337.85K	-24.99%
Dec 31, 2023	GEODE CAPITAL MANAGEMENT, LLC	2.13%	1.09M	4.65M	43.51K	+4.16%
Dec 31, 2023	MARSHALL WACE, LLP	2.17%	1.11M	4.74M	1.11M	+100.00%
Dec 31, 2023	EVERSEPT PARTNERS, LP	2.23%	1.14M	4.86M	-314.27K	-21.62%
Dec 31, 2023	CASDIN CAPITAL, LLC	2.31%	1.18M	5.05M	-841.29K	-41.57%
Dec 31, 2023	BAIN CAPITAL LIFE SCIENCES INVESTORS, LLC	2.6%	1.33M	5.69M	-77.1K	-5.47%
Dec 31, 2023	DAFNA CAPITAL MANAGEMENT LLC	2.83%	1.45M	6.18M	0	0
Dec 31, 2023	ENGINE CAPITAL MANAGEMENT, LP	2.92%	1.49M	6.38M	1.15M	+337.10%
Dec 31, 2023	MADISON AVENUE PARTNERS, LP	3.43%	1.75M	7.49M	260.66K	+17.45%
Dec 31, 2023	MILLENNIUM MANAGEMENT LLC	4.56%	2.34M	9.97M	-1.31M	-36.01%
Dec 31, 2023	BAKER BROS. ADVISORS LP	4.88%	2.5M	10.66M	0	0
Dec 31, 2023	BLACKROCK INC.	7.64%	3.91M	16.7M	-504.09K	-11.42%
Dec 31, 2023	VANGUARD GROUP INC	7.79%	3.99M	17.02M	251.89K	+6.75%
Dec 31, 2023	GOLDMAN SACHS GROUP INC	8.81%	4.51M	19.25M	3.77M	+512.41%
Dec 31, 2023	MORGAN STANLEY	9.46%	4.84M	20.68M	3.49M	+257.85%

Insiders

Insiders	Designation	Shares Held
KYNAM CAPITAL MANAGEMENT, LP	10 percent owner	5.14M
CASDIN CAPITAL, LLC	director	2M
LESCHLY NICK	director	1.23M
BAIRD WILLIAM D III	President and CEO	1.12M
EATWELL VICTORIA	Chief Financial Officer	444.39K
SNOW JESSICA	Chief Operating Officer	254.19K
GREGORY PHILIP D	Chief Scientific Officer	230.84K
HEFFRON NICOLA	Chief Operating Officer	89.18K
MAUS MARCELA V.	director	23.75K
KYNAM GLOBAL HEALTHCARE MASTER FUND, LP	10 percent owner	0

Buying/Selling by Insiders

Date	Insider	Type	Cost	Shares	Value ($)	Shares Total
Mar 17, 2025	EATWELL VICTORIA	SALE	4.95	2.59K	12.82K	444.39K
Mar 17, 2025	SNOW JESSICA	SALE	4.95	2.3K	11.36K	254.19K
Mar 17, 2025	BAIRD WILLIAM D III	SALE	4.95	5.09K	25.18K	1.12M
Mar 11, 2025	KYNAM GLOBAL HEALTHCARE MASTER FUND, LP	SALE	4.93	5.14M	25.35M	0
Jan 07, 2025	SNOW JESSICA	SALE	2.64	186	491.04	147.18K
Jan 06, 2025	BAIRD WILLIAM D III	SALE	2.78	763	2.12K	862.13K
Jan 06, 2025	LESCHLY NICK	SALE	2.78	892	2.48K	1.23M
Jan 06, 2025	EATWELL VICTORIA	SALE	2.78	97	269.51	338.98K
Jan 06, 2025	SNOW JESSICA	SALE	2.79	1.84K	5.14K	150.53K
Jan 03, 2025	BAIRD WILLIAM D III	SALE	2.94	31.72K	93.12K	862.89K
Jan 03, 2025	LESCHLY NICK	SALE	2.94	85.98K	252.42K	1.23M
Jan 03, 2025	EATWELL VICTORIA	SALE	2.94	1.01K	2.97K	339.08K
Jan 03, 2025	SNOW JESSICA	SALE	2.94	1K	2.94K	152.48K
Dec 13, 2024	SNOW JESSICA	SALE	3.23	2.29K	7.39K	153.48K
Nov 18, 2024	MAUS MARCELA V.	SALE	3.38	3.9K	13.18K	23.75K
Oct 03, 2024	EATWELL VICTORIA	SALE	4.65	1.23K	5.72K	340.09K
Oct 03, 2024	SNOW JESSICA	SALE	4.65	679	3.16K	155.77K
Aug 14, 2024	SNOW JESSICA	SALE	4.32	7.82K	33.76K	156.33K
Aug 05, 2024	EATWELL VICTORIA	SALE	3.98	13	51.81	341.32K
Jul 02, 2024	EATWELL VICTORIA	SALE	4.02	12	48.21	341.33K
Jul 02, 2024	SNOW JESSICA	SALE	4.02	14	56.25	164.15K
Jun 03, 2024	EATWELL VICTORIA	SALE	4.18	1.17K	4.88K	95.48K
Jun 03, 2024	SNOW JESSICA	SALE	4.18	649	2.71K	55.62K
May 03, 2024	SNOW JESSICA	SALE	4.91	15	73.65	56.27K
Mar 26, 2024	CASDIN CAPITAL, LLC	PURCHASE	5.10	40K	203.99K	2M
Mar 25, 2024	CASDIN CAPITAL, LLC	PURCHASE	5.07	330K	1.67M	1.96M
Mar 22, 2024	CASDIN CAPITAL, LLC	PURCHASE	5.12	147.38K	754.07K	1.63M
Mar 21, 2024	CASDIN CAPITAL, LLC	SALE	0.00	63.15K	-	536.78K
Jan 05, 2024	BAIRD WILLIAM D III	SALE	3.75	1.38K	5.18K	161.34K
Jan 05, 2024	GREGORY PHILIP D	SALE	3.75	795	2.98K	230.84K
Jan 05, 2024	LESCHLY NICK	SALE	3.75	1.55K	5.83K	1.09M
Jan 03, 2024	BAIRD WILLIAM D III	SALE	3.87	33.65K	130.18K	162.72K
Jan 03, 2024	LESCHLY NICK	SALE	3.87	72.31K	279.74K	1.09M
Jan 03, 2024	GREGORY PHILIP D	SALE	3.87	25.61K	99.08K	231.64K
Aug 22, 2023	GREGORY PHILIP D	SALE	5.49	6.16K	33.79K	257.25K
Aug 22, 2023	LESCHLY NICK	SALE	5.49	9.31K	51.09K	1.16M
Aug 22, 2023	BAIRD WILLIAM D III	SALE	5.49	7.03K	38.58K	196.37K
Aug 10, 2023	KYNAM GLOBAL HEALTHCARE MASTER FUND, LP	PURCHASE	5.96	86.41K	515.03K	5.14M
Aug 10, 2023	KYNAM CAPITAL MANAGEMENT, LP	PURCHASE	5.96	86.41K	515.03K	5.14M
Aug 03, 2023	BAIRD WILLIAM D III	SALE	6.13	6.91K	42.3K	203.4K
Aug 03, 2023	GREGORY PHILIP D	SALE	6.13	3.97K	24.29K	263.41K
Aug 03, 2023	LESCHLY NICK	SALE	6.13	9.06K	55.5K	1.17M
Feb 13, 2023	BAIRD WILLIAM D III	SALE	12.86	637	8.19K	210.3K
Feb 07, 2023	HEFFRON NICOLA	SALE	14.70	60	882	89.18K
Jan 12, 2023	LESCHLY NICK	SALE	10.46	6.59K	68.89K	536.42K
Jan 11, 2023	HEFFRON NICOLA	SALE	10.63	128	1.36K	89.24K
Jan 11, 2023	GREGORY PHILIP D	SALE	10.63	1.08K	11.44K	99.52K
Jan 11, 2023	LESCHLY NICK	SALE	10.63	2.03K	21.53K	534.39K
Jan 11, 2023	BAIRD WILLIAM D III	SALE	10.63	1.08K	11.45K	78.8K
Jan 09, 2023	BAIRD WILLIAM D III	SALE	10.33	3.22K	33.3K	79.87K
Jan 09, 2023	GREGORY PHILIP D	SALE	10.33	3.79K	39.21K	100.59K
Jan 09, 2023	LESCHLY NICK	SALE	10.33	2.98K	30.79K	543.01K
Jan 09, 2023	HEFFRON NICOLA	SALE	10.33	584	6.04K	89.37K
Dec 05, 2022	HEFFRON NICOLA	SALE	15.43	272	4.2K	89.95K
Nov 21, 2022	HEFFRON NICOLA	SALE	13.97	7.7K	107.53K	90.23K
Aug 05, 2022	GREGORY PHILIP D	SALE	16.23	2.41K	39.07K	104.39K
Aug 05, 2022	LESCHLY NICK	SALE	16.23	5.5K	89.26K	545.99K
Aug 05, 2022	BAIRD WILLIAM D III	SALE	16.23	4.15K	67.4K	83.1K
Jul 15, 2022	LESCHLY NICK	SALE	13.81	5.4K	74.63K	551.48K
Jul 15, 2022	GREGORY PHILIP D	SALE	13.81	2.37K	32.66K	106.8K
Jul 15, 2022	BAIRD WILLIAM D III	SALE	13.81	4.08K	56.34K	87.25K
Mar 17, 2022	LESCHLY NICK	PURCHASE	12.20	368.86K	4.5M	556.89K
Feb 17, 2022	BAIRD WILLIAM D III	SALE	14.78	427	6.31K	57.58K
Feb 07, 2022	HEFFRON NICOLA	SALE	16.01	1.64K	26.19K	55.42K
Feb 04, 2022	HEFFRON NICOLA	SALE	15.41	467	7.2K	57.06K
Jan 07, 2022	BAIRD WILLIAM D III	SALE	23.91	896	21.42K	58.01K
Jan 07, 2022	LESCHLY NICK	SALE	23.91	3.27K	78.18K	188.03K
Jan 07, 2022	GREGORY PHILIP D	SALE	23.91	1.45K	34.71K	61.66K
Dec 07, 2021	HEFFRON NICOLA	SALE	31.06	257	7.98K	57.53K

TSVT Stock Ownership Breakdown

2seventy 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