How many institutions own RPID 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 RPID shares is 53, representing 43.15% of the company's common stock.

Who are the major shareholders selling Rapid Micro Biosystems, Inc. stock?

BARCLAYS PLC, in the last quarter, reduced its stake in RPID by -13.13% restricting it's holding to 21.6 thousand shares of worth nearly $49.02K. EAM INVESTORS, LLC also lessened -100% of the RPID shares from its portfolio, reducing its holding to 0 shares of worth -. CITADEL ADVISORS LLC also shunned RPID shares holding by -100% last quarter which brought its holding to 0 shares worth -.

Investors who are buying RPID stock?

As per its latest 13F filing, ROYAL BANK OF CANADA increased its stake in RPID by 100% in the last quarter. The institutional holder raised its holding to 719 shares having worth more than $2.00K. GRAHAM CAPITAL MANAGEMENT, L.P. also added 100% more shares of RPID to its portfolio, raising its holding to 20 thousand shares of worth $45.40K. CATALYST FUNDS MANAGEMENT PTY LTD also increased its RPID shares holding by 100% which brought its holding to 21.2 thousand shares worth $48.12K.

RPID's major insiders: who are they?

The insider with the most stakes in RPID is KENNEDY LEWIS MANAGEMENT LP , 10 percent owner at the company. Additionally, RPID stock is highly held by CHENE DAVID and 10 percent owner Bain Capital Life Sciences Investors, LLC among others.

Did an insider recently sell RPID stock?

Company executives, directors, and other insiders own 10.26% percent of Rapid Micro Biosystems, Inc.'s stock. Within the last six months, there have been 14 transaction(s) in which RPID insiders have sold stock, totaling 277.21K shares. Insiders that have sold shares include WIRTJES SEAN M, WILSON JOHN J. ADDINGTON, and SPIGNESI ROBERT G. JR..

Which insider recently purchased RPID stock?

There have been 1 transaction(s) during the past 6-months in which Rapid Micro Biosystems, Inc. insiders have bought stock, totalling 1463000 shares

How much of RPID does insiders own?

Around 11.55M Rapid Micro Biosystems, Inc. shares are held by insiders, which represents about 10.26% of RPID stock.

Who is the insider with the largest stake?

RPID 10 percent owner, KENNEDY LEWIS MANAGEMENT LP holds the largest portfolio of the company's shares. RPID shares owned by KENNEDY total nearly 2.04 million.

Which institution holds the most shares in RPID?

BAIN CAPITAL LIFE SCIENCES INVESTORS, LLC is the largest institutional owner in RPID which holds 8.43 million shares worth $19.15M or 18.56% of the total RPID shares outstanding followed by RESOURCES MANAGEMENT CORP /CT/ /ADV with ownership of 500 shares representing 0% of the RPID ownership. ROYAL BANK OF CANADA is the third largest stakeholder with 719 shares or 0% of the ownership worth more than $2.00K.

Is Rapid Micro Biosystems, 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 RPID is concerned, it is a stock which is not optionable.

Is there a short position on RPID's shares?

Number of RPID shares short is 344.77K. 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 RPID shares are there?

As of today, 39.71M shares of RPID are outstanding.

Is there many float in RPID 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, RPID has 19.12M shares in float.

RPID 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 RPID is 3.82.

Rapid Micro Biosystems (RPID) 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.

ShortableYes

OptionableNo

Short Percent Of Outstanding Shares0.79

Short Percent Of Float2.77

Shares Outstanding39.71M

Shares Float19.12M

Shares Short344.77K

Short Ratio3.82

2.77%

Short % of Float

0.79%

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

10.26% Percentage of Shares held by All Insiders

43.15% Percentage of Shares held by All Institutions

48.08% Percentage of Float held by Institutions

Number of Institutions Holding Shares

Institutional Ownership

About 43.15% of RPID shares are held by financial institutions. BAIN CAPITAL LIFE SCIENCES INVESTORS, LLC is the top corporate investor, holding 8.43M shares valued at $19.15M. A 18.56% stake in Rapid Micro Biosystems, Inc. is owned by the company. RESOURCES MANAGEMENT CORP /CT/ /ADV owns 500 shares valued at $1.00K, which translates its holding of 0% of the stake in the company.

Date	Holder	% Stake	Shares Held	Total Value ($)	Shares	% Change in Portfolio
Mar 31, 2026	BAIN CAPITAL LIFE SCIENCES INVESTORS, LLC	18.56%	8.43M	19.15M	0	0
Mar 31, 2026	RESOURCES MANAGEMENT CORP /CT/ /ADV	0%	500	1K	0	0
Mar 31, 2026	ROYAL BANK OF CANADA	0%	719	2K	719	+100.00%
Mar 31, 2026	GRAHAM CAPITAL MANAGEMENT, L.P.	0.04%	20K	45.4K	20K	+100.00%
Mar 31, 2026	CATALYST FUNDS MANAGEMENT PTY LTD	0.05%	21.2K	48.12K	21.2K	+100.00%
Mar 31, 2026	BARCLAYS PLC	0.05%	21.6K	49.02K	-3.26K	-13.13%
Mar 31, 2026	XTX TOPCO LTD	0.13%	61.07K	138.63K	61.07K	+100.00%
Mar 31, 2026	STATE STREET CORP	0.21%	93.87K	213.09K	2.4K	+2.62%
Mar 31, 2026	EAM INVESTORS, LLC	0%	0	-	-77.18K	-100.00%
Mar 31, 2026	CITADEL ADVISORS LLC	0%	0	-	-126.54K	-100.00%
Mar 31, 2026	CITIGROUP INC	0%	0	-	-4.83K	-100.00%
Mar 31, 2026	LEGATO CAPITAL MANAGEMENT LLC	0.61%	274.92K	624.08K	260.24K	+1,772.27%
Mar 31, 2026	MILLENNIUM MANAGEMENT LLC	0.62%	283.28K	643.05K	166.78K	+143.15%
Mar 31, 2026	SEI INVESTMENTS CO	0.63%	284.82K	646.53K	191.2K	+204.24%
Mar 31, 2026	HUDSON BAY CAPITAL MANAGEMENT LP	0.03%	12.52K	28.43K	12.52K	+100.00%
Mar 31, 2026	BANCO BILBAO VIZCAYA ARGENTARIA, S.A.	0.03%	12.69K	29.05K	12.69K	+100.00%
Mar 31, 2026	POINT72 ASSET MANAGEMENT, L.P.	0%	0	-	-30.37K	-100.00%
Mar 31, 2026	ADVISOR GROUP HOLDINGS, INC.	0.03%	14K	31.78K	-300	-2.10%
Mar 31, 2026	LIGHTHOUSE INVESTMENT PARTNERS, LLC	0%	0	-	-15.72K	-100.00%
Mar 31, 2026	MARSHALL WACE, LLP	0.03%	15.22K	34.56K	-47.69K	-75.80%
Mar 31, 2026	QUBE RESEARCH & TECHNOLOGIES LTD	0.03%	15.41K	34.98K	-17.69K	-53.44%
Mar 31, 2026	SBI SECURITIES CO., LTD.	0%	15	34	0	0
Mar 31, 2026	TOWER RESEARCH CAPITAL LLC (TRC)	0%	0	-	-317	-100.00%
Mar 31, 2026	BLACKROCK, INC.	0.35%	157.23K	356.92K	566	+0.36%
Mar 31, 2026	ALGERT GLOBAL LLC	0.05%	23.18K	53K	23.18K	+100.00%
Mar 31, 2026	TEMASEK HOLDINGS (PRIVATE) LTD	0.05%	21.82K	49.53K	21.82K	+100.00%
Mar 31, 2026	NANO CAP NEW MILLENNIUM GROWTH FUND L P	0.03%	12.5K	28.38K	-12.5K	-50.00%
Mar 31, 2026	VANGUARD GLOBAL ADVISERS, LLC	0.03%	11.63K	26.4K	11.63K	+100.00%
Mar 31, 2026	UBS GROUP AG	0.02%	11.25K	25.54K	11.21K	+27,343.90%
Mar 31, 2026	OMERS ADMINISTRATION CORP	0.04%	15.9K	36.09K	-8.5K	-34.84%
Mar 31, 2026	LARSON FINANCIAL GROUP LLC	0.01%	5.49K	12.47K	5.49K	+100.00%
Mar 31, 2026	BNP PARIBAS ARBITRAGE, SNC	0.02%	9.33K	21.17K	-1.77K	-15.97%
Mar 31, 2026	AMERICAN CENTURY COMPANIES INC	0.04%	16.92K	38.41K	0	0
Mar 31, 2026	NORTHERN TRUST CORP	0.11%	48.28K	109.59K	7.79K	+19.25%
Mar 31, 2026	DIMENSIONAL FUND ADVISORS LP	0.19%	87.59K	198.68K	31.41K	+55.90%
Mar 31, 2026	VANGUARD FIDUCIARY TRUST CO	0.24%	109.71K	249.05K	109.71K	+100.00%
Mar 31, 2026	JPMORGAN CHASE & CO	0%	109	242	0	0
Mar 31, 2026	CWM, LLC	0%	188	427	188	+100.00%
Mar 31, 2026	MORGAN STANLEY	0.06%	29.21K	66.3K	-2.18K	-6.95%
Mar 31, 2026	BANK OF AMERICA CORP /DE/	0.07%	31.01K	70.4K	18.09K	+139.88%
Mar 31, 2026	FIFTH LANE CAPITAL, LP	0.16%	71K	161.17K	53.3K	+301.13%
Mar 31, 2026	GOLDMAN SACHS GROUP INC	0.16%	71.91K	163.24K	16.61K	+30.03%
Mar 31, 2026	683 CAPITAL MANAGEMENT, LLC	0.27%	120.77K	274.16K	0	0
Mar 31, 2026	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.47%	212.11K	481.5K	39.88K	+23.15%
Mar 31, 2026	GEODE CAPITAL MANAGEMENT, LLC	0.54%	247.18K	561.33K	29.61K	+13.61%
Mar 31, 2026	EVERNEST FINANCIAL ADVISORS, LLC	0.95%	432.51K	1.02M	307.51K	+246.01%
Mar 31, 2026	ADVENT INTERNATIONAL CORP/MA	1.22%	552.38K	1.25M	-25.4K	-4.40%
Mar 31, 2026	ESSEX INVESTMENT MANAGEMENT CO LLC	1.95%	883.93K	2.01M	821.61K	+1,318.24%
Mar 31, 2026	RENAISSANCE TECHNOLOGIES LLC	0.28%	126.62K	287.42K	10.99K	+9.50%
Mar 31, 2026	JANE STREET GROUP, LLC	0.29%	132.93K	301.74K	27.62K	+26.23%
Mar 31, 2026		2.16%	982.49K	2.23M	982.49K	+100.00%
Mar 31, 2026	ABG-WTT GLOBAL LIFE SCIENCE CAPITAL PARTNERS GP LTD	4.07%	1.85M	4.2M	0	0
Dec 31, 2025	PARKMAN HEALTHCARE PARTNERS LLC	0.8%	354.47K	1.03M	-558.98K	-61.19%
Dec 31, 2025	UBS GROUP AG	0%	41	119	-249	-85.86%
Dec 31, 2025	JPMORGAN CHASE & CO	0%	109	316	0	0
Dec 31, 2025	TOWER RESEARCH CAPITAL LLC (TRC)	0%	317	919	317	+100.00%
Dec 31, 2025	CITIGROUP INC	0.01%	4.83K	14.01K	4.83K	+483,100.00%
Dec 31, 2025	BNP PARIBAS ARBITRAGE, SNC	0.02%	11.1K	32.19K	7.47K	+206.12%
Dec 31, 2025	BANK OF AMERICA CORP /DE/	0.03%	12.93K	37.49K	12.91K	+86,093.33%
Dec 31, 2025	ADVISOR GROUP HOLDINGS, INC.	0.03%	14.3K	41.47K	14K	+4,666.67%
Dec 31, 2025	LEGATO CAPITAL MANAGEMENT LLC	0.03%	14.68K	42.58K	0	0
Dec 31, 2025	POINT72 ASSET MANAGEMENT, L.P.	0.07%	30.37K	88.06K	30.37K	+100.00%
Dec 31, 2025	QUBE RESEARCH & TECHNOLOGIES LTD	0.07%	33.1K	95.99K	33.1K	+100.00%
Dec 31, 2025	NORTHERN TRUST CORP	0.09%	40.49K	117.41K	-7.24K	-15.17%
Dec 31, 2025	683 CAPITAL MANAGEMENT, LLC	0.27%	120.77K	350.24K	120.77K	+100.00%
Dec 31, 2025	SCHONFELD STRATEGIC ADVISORS LLC	0.79%	352.43K	1.02M	-294.15K	-45.49%
Dec 31, 2025	ADVENT INTERNATIONAL CORP/MA	1.3%	577.78K	1.68M	0	0
Dec 31, 2025	BAIN CAPITAL LIFE SCIENCES INVESTORS, LLC	18.94%	8.43M	24.46M	0	0
Dec 31, 2025	XTX TOPCO LTD	0%	0	-	-22.17K	-100.00%
Dec 31, 2025	LIGHTHOUSE INVESTMENT PARTNERS, LLC	0.04%	15.72K	45.59K	15.72K	+100.00%
Dec 31, 2025	AMERICAN CENTURY COMPANIES INC	0.04%	16.92K	49.07K	0	0
Dec 31, 2025	MORGAN STANLEY	0.07%	31.39K	91.03K	10.84K	+52.74%
Dec 31, 2025	HUDSON BAY CAPITAL MANAGEMENT LP	0%	0	-	-11.46K	-100.00%
Dec 31, 2025	SBI SECURITIES CO., LTD.	0%	15	44	-2	-11.76%
Dec 31, 2025	FIFTH LANE CAPITAL, LP	0.04%	17.7K	51.33K	17.7K	+100.00%
Dec 31, 2025	OMERS ADMINISTRATION CORP	0.05%	24.4K	70.76K	24.4K	+100.00%
Dec 31, 2025	BARCLAYS PLC	0.06%	24.86K	72.09K	24.86K	+100.00%
Dec 31, 2025	GOLDMAN SACHS GROUP INC	0.12%	55.31K	160.39K	55.31K	+100.00%
Dec 31, 2025	DIMENSIONAL FUND ADVISORS LP	0.13%	56.18K	162.48K	540	+0.97%
Dec 31, 2025	ESSEX INVESTMENT MANAGEMENT CO LLC	0.14%	62.33K	180.75K	0	0
Dec 31, 2025	MARSHALL WACE, LLP	0.14%	62.91K	182.44K	62.91K	+100.00%
Dec 31, 2025	SEI INVESTMENTS CO	0.21%	93.62K	271.49K	93.62K	+100.00%
Dec 31, 2025	RENAISSANCE TECHNOLOGIES LLC	0.26%	115.63K	335.32K	5.44K	+4.94%
Dec 31, 2025	MILLENNIUM MANAGEMENT LLC	0.26%	116.5K	337.86K	116.5K	+100.00%
Dec 31, 2025	CITADEL ADVISORS LLC	0.28%	126.54K	366.96K	126.54K	+100.00%
Dec 31, 2025	BLACKROCK, INC.	0.35%	156.67K	454.33K	-327.21K	-67.62%
Dec 31, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.39%	172.24K	499.48K	113.85K	+194.99%
Dec 31, 2025	ABG-WTT GLOBAL LIFE SCIENCE CAPITAL PARTNERS GP LTD	4.15%	1.85M	5.36M	0	0
Dec 31, 2025	RESOURCES MANAGEMENT CORP /CT/ /ADV	0%	500	1K	0	0
Dec 31, 2025	NANO CAP NEW MILLENNIUM GROWTH FUND L P	0.06%	25K	72.5K	25K	+100.00%
Dec 31, 2025	VANGUARD GROUP INC	2.2%	978.78K	2.84M	13.76K	+1.43%
Dec 31, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.49%	217.57K	631.12K	12.88K	+6.29%
Dec 31, 2025	EVERNEST FINANCIAL ADVISORS, LLC	0.28%	125K	468.75K	-75.23K	-37.57%
Dec 31, 2025	JANE STREET GROUP, LLC	0.24%	105.3K	305.37K	67.16K	+176.09%
Dec 31, 2025	STATE STREET CORP	0.21%	91.47K	265.28K	0	0
Dec 31, 2025	EAM INVESTORS, LLC	0.17%	77.18K	223.83K	77.18K	+100.00%
Sep 30, 2025	JANE STREET GROUP, LLC	0.09%	38.14K	127.39K	38.14K	+100.00%
Sep 30, 2025	DIMENSIONAL FUND ADVISORS LP	0.12%	55.64K	185.73K	15.26K	+37.77%
Sep 30, 2025	RESOURCES MANAGEMENT CORP /CT/ /ADV	0%	500	2K	0	0
Sep 30, 2025	EVERNEST FINANCIAL ADVISORS, LLC	0.45%	200.23K	668.78K	156.23K	+355.08%
Sep 30, 2025	ADVENT INTERNATIONAL CORP/MA	1.29%	577.78K	1.93M	0	0
Sep 30, 2025	SBI SECURITIES CO., LTD.	0%	17	57	2	+13.33%
Sep 30, 2025	JPMORGAN CHASE & CO	0%	109	364	0	0
Sep 30, 2025	LEGATO CAPITAL MANAGEMENT LLC	0.03%	14.68K	49.05K	0	0
Sep 30, 2025	AMERICAN CENTURY COMPANIES INC	0.04%	16.92K	56.52K	0	0
Sep 30, 2025	XTX TOPCO LTD	0.05%	22.17K	74.03K	-19.64K	-46.97%
Sep 30, 2025	STEWARD PARTNERS INVESTMENT ADVISORY, LLC	0%	0	-	-100	-100.00%
Sep 30, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.46%	204.69K	683.86K	608	+0.30%
Sep 30, 2025	NORTHERN TRUST CORP	0.11%	47.73K	159.41K	-833	-1.72%
Sep 30, 2025	ADVISOR GROUP HOLDINGS, INC.	0%	300	990	0	0
Sep 30, 2025	SCHONFELD STRATEGIC ADVISORS LLC	1.45%	646.58K	2.16M	-391.09K	-37.69%
Sep 30, 2025	VANGUARD GROUP INC	2.16%	965.02K	3.22M	60.66K	+6.71%
Sep 30, 2025	BANK OF AMERICA CORP /DE/	0%	15	50	-162	-91.53%
Sep 30, 2025	UBS GROUP AG	0%	290	969	-8.4K	-96.66%
Sep 30, 2025	RENAISSANCE TECHNOLOGIES LLC	0.25%	110.19K	368.03K	-800	-0.72%
Sep 30, 2025	MORGAN STANLEY	0.05%	20.55K	68.64K	-15.67K	-43.27%
Sep 30, 2025	BNP PARIBAS ARBITRAGE, SNC	0.01%	3.63K	12.11K	3.63K	+100.00%
Sep 30, 2025	HUDSON BAY CAPITAL MANAGEMENT LP	0.03%	11.46K	38.28K	11.46K	+100.00%
Sep 30, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.13%	58.39K	195.01K	6.53K	+12.59%
Sep 30, 2025	ESSEX INVESTMENT MANAGEMENT CO LLC	0.14%	62.33K	208.17K	0	0
Sep 30, 2025	STATE STREET CORP	0.2%	91.47K	305.52K	31.6K	+52.78%
Sep 30, 2025	PARKMAN HEALTHCARE PARTNERS LLC	2.05%	913.44K	3.05M	0	0
Sep 30, 2025	ABG-WTT GLOBAL LIFE SCIENCE CAPITAL PARTNERS GP LTD	4.14%	1.85M	6.17M	0	0
Sep 30, 2025	EAM INVESTORS, LLC	0%	0	-	-170.11K	-100.00%
Sep 30, 2025	BLACKROCK, INC.	1.08%	483.87K	1.62M	7.05K	+1.48%
Sep 30, 2025	MARINER, LLC	0%	0	-	-20.23K	-100.00%
Sep 30, 2025	CITIGROUP INC	0%	1	3	1	+100.00%
Sep 30, 2025	BAIN CAPITAL LIFE SCIENCES INVESTORS, LLC	18.89%	8.43M	28.17M	0	0
Jun 30, 2025	LEGATO CAPITAL MANAGEMENT LLC	0.03%	14.68K	50.66K	-731	-4.74%
Jun 30, 2025	STATE STREET CORP	0.13%	59.87K	206.57K	0	0
Jun 30, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.12%	51.86K	178.91K	-106.68K	-67.29%
Jun 30, 2025	NORTHERN TRUST CORP	0.11%	48.56K	167.53K	2.92K	+6.39%
Jun 30, 2025	ABG-WTT GLOBAL LIFE SCIENCE CAPITAL PARTNERS GP LTD	4.14%	1.85M	6.38M	0	0
Jun 30, 2025	EVERNEST FINANCIAL ADVISORS, LLC	0.1%	44K	151.8K	-87.27K	-66.48%
Jun 30, 2025	RESOURCES MANAGEMENT CORP /CT/ /ADV	0%	500	2K	0	0
Jun 30, 2025		0%	15	52	0	0
Jun 30, 2025	SCHONFELD STRATEGIC ADVISORS LLC	2.32%	1.04M	3.58M	8.86K	+0.86%
Jun 30, 2025	DIMENSIONAL FUND ADVISORS LP	0.09%	40.39K	139.72K	19.22K	+90.80%
Jun 30, 2025	EAM INVESTORS, LLC	0.38%	170.11K	586.86K	-6.84K	-3.87%
Jun 30, 2025	BAIN CAPITAL LIFE SCIENCES INVESTORS, LLC	18.89%	8.43M	29.1M	0	0
Jun 30, 2025	PARKMAN HEALTHCARE PARTNERS LLC	2.05%	913.44K	3.15M	177.82K	+24.17%
Jun 30, 2025	BLACKROCK, INC.	1.07%	476.82K	1.65M	-165.28K	-25.74%
Jun 30, 2025	ESSEX INVESTMENT MANAGEMENT CO LLC	0.14%	62.33K	215.03K	-731	-1.16%
Jun 30, 2025	MORGAN STANLEY	0.08%	36.22K	124.97M	16.66K	+85.14%
Jun 30, 2025	AMERICAN CENTURY COMPANIES INC	0.04%	16.92K	58.38K	5.34K	+46.12%
Jun 30, 2025	OMERS ADMINISTRATION CORP	0%	0	-	-109.4K	-100.00%
Jun 30, 2025	ADVISOR GROUP HOLDINGS, INC.	0%	300	1.04K	-300	-50.00%
Jun 30, 2025	ADVENT INTERNATIONAL CORP/MA	1.29%	577.78K	1.99M	0	0
Jun 30, 2025	XTX TOPCO LTD	0.09%	41.8K	144.21K	41.8K	+100.00%
Jun 30, 2025	MARINER, LLC	0.05%	20.23K	69.78K	-11.71K	-36.66%
Jun 30, 2025	UBS GROUP AG	0.02%	8.69K	29.99K	8.67K	+41,295.24%
Jun 30, 2025	BANK OF AMERICA CORP /DE/	0%	177	611	29	+19.59%
Jun 30, 2025	JPMORGAN CHASE & CO	0%	109	376	0	0
Jun 30, 2025	STEWARD PARTNERS INVESTMENT ADVISORY, LLC	0%	100	345	100	+100.00%
Jun 30, 2025	TOWER RESEARCH CAPITAL LLC (TRC)	0%	0	-	-350	-100.00%
Jun 30, 2025	VANGUARD GROUP INC	2.03%	904.36K	3.12M	14.09K	+1.58%
Jun 30, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.46%	204.08K	704.27K	3.14K	+1.56%
Jun 30, 2025	RENAISSANCE TECHNOLOGIES LLC	0.25%	110.99K	382.91K	400	+0.36%
Jun 30, 2025	CITADEL ADVISORS LLC	0.05%	20.76K	71.63M	20.76K	+100.00%
Jun 30, 2025	SBI SECURITIES CO., LTD.	0%	15	52	0	0
Mar 31, 2025	EAM INVESTORS, LLC	0.4%	176.95K	467.15K	176.95K	+100.00%
Mar 31, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.46%	200.94K	530.65K	47.82K	+31.23%
Mar 31, 2025	AMERICAN CENTURY COMPANIES INC	0.03%	11.58K	30.57K	11.58K	+100.00%
Mar 31, 2025	ESSEX INVESTMENT MANAGEMENT CO LLC	0.14%	63.06K	166.47K	63.06K	+100.00%
Mar 31, 2025	OMERS ADMINISTRATION CORP	0.25%	109.4K	288.82K	109.4K	+100.00%
Mar 31, 2025	ADVENT INTERNATIONAL CORP/MA	1.31%	577.78K	1.53M	0	0
Mar 31, 2025	BLACKROCK, INC.	1.46%	642.1K	1.7M	69.22K	+12.08%
Mar 31, 2025	STATE STREET CORP	0.14%	59.87K	158.07K	33.8K	+129.63%
Mar 31, 2025	BAIN CAPITAL LIFE SCIENCES INVESTORS, LLC	19.17%	8.43M	22.27M	0	0
Mar 31, 2025	EVERNEST FINANCIAL ADVISORS, LLC	0.3%	131.27K	346.54K	131.27K	+100.00%
Mar 31, 2025	XTX TOPCO LTD	0%	0	-	-18.2K	-100.00%
Mar 31, 2025	VIRTU FINANCIAL LLC	0%	0	-	-12.59K	-100.00%
Mar 31, 2025	MARINER, LLC	0.07%	31.93K	84.3K	-10.97K	-25.56%
Mar 31, 2025	UBS GROUP AG	0%	21	55	21	+100.00%
Mar 31, 2025	JPMORGAN CHASE & CO	0%	109	288	-48	-30.57%
Mar 31, 2025	NORTHERN TRUST CORP	0.1%	45.64K	120.5K	30.09K	+193.53%
Mar 31, 2025	CITADEL ADVISORS LLC	0%	0	-	-72.02K	-100.00%
Mar 31, 2025	LEGATO CAPITAL MANAGEMENT LLC	0.04%	15.42K	40.7K	15.42K	+100.00%
Mar 31, 2025	MORGAN STANLEY	0.04%	19.57K	51.65K	9.46K	+93.56%
Mar 31, 2025	MILLENNIUM MANAGEMENT LLC	0%	0	-	-61.38K	-100.00%
Mar 31, 2025		0%	15	40	15	+100.00%
Mar 31, 2025	BANK OF AMERICA CORP /DE/	0%	148	391	7	+4.96%
Mar 31, 2025	TOWER RESEARCH CAPITAL LLC (TRC)	0%	350	924	-8.77K	-96.16%
Mar 31, 2025	RESOURCES MANAGEMENT CORP /CT/ /ADV	0%	500	1K	500	+100.00%
Mar 31, 2025	RENAISSANCE TECHNOLOGIES LLC	0.25%	110.59K	291.95K	-72.5K	-39.60%
Mar 31, 2025	ABG-WTT GLOBAL LIFE SCIENCE CAPITAL PARTNERS GP LTD	4.2%	1.85M	4.88M	810K	+78.01%
Mar 31, 2025	ADVISOR GROUP HOLDINGS, INC.	0%	600	1.58K	600	+100.00%
Mar 31, 2025	DIMENSIONAL FUND ADVISORS LP	0.05%	21.17K	55.88K	21.17K	+100.00%
Mar 31, 2025	PARKMAN HEALTHCARE PARTNERS LLC	1.67%	735.62K	1.94M	735.62K	+100.00%
Mar 31, 2025	VANGUARD GROUP INC	2.02%	890.28K	2.35M	169.15K	+23.46%
Mar 31, 2025	SCHONFELD STRATEGIC ADVISORS LLC	2.34%	1.03M	2.72M	1.03M	+100.00%
Mar 31, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.36%	158.54K	418.55K	158.54K	+100.00%
Mar 31, 2024	GEODE CAPITAL MANAGEMENT, LLC	0.37%	161.15K	156.37K	5.89K	+3.79%
Mar 31, 2024	XTX TOPCO LTD	0%	0	-	-10.46K	-100.00%
Mar 31, 2024	ADVISORY SERVICES NETWORK, LLC	0%	0	-	-100	-100.00%
Mar 31, 2024	CITADEL ADVISORS LLC	0%	0	-	-24.14K	-100.00%
Mar 31, 2024	ADAGE CAPITAL PARTNERS GP, L.L.C.	0%	0	-	-700K	-100.00%
Mar 31, 2024	QUBE RESEARCH & TECHNOLOGIES LTD	0%	4	4	0	0
Mar 31, 2024	BANK OF AMERICA CORP /DE/	0%	83	81	69	+492.86%
Mar 31, 2024	WELLS FARGO & COMPANY/MN	0%	157	152	3	+1.95%
Mar 31, 2024	UBS GROUP AG	0%	246	239	246	+100.00%
Mar 31, 2024	NORTHERN TRUST CORP	0.04%	15.65K	15.18K	0	0
Mar 31, 2024	RENAISSANCE TECHNOLOGIES LLC	0.13%	57.39K	56K	-20.5K	-26.32%
Mar 31, 2024	JPMORGAN CHASE & CO	1.45%	622.83K	604.15K	-128.48K	-17.10%
Mar 31, 2024	VANGUARD GROUP INC	1.69%	728.48K	706.63K	110	+0.02%
Mar 31, 2024	TOWER RESEARCH CAPITAL LLC (TRC)	0.01%	5.55K	5.38K	-4.26K	-43.44%
Mar 31, 2024	VIRTU FINANCIAL LLC	0.03%	10.88K	11K	-5.18K	-32.27%
Mar 31, 2024	GOLDMAN SACHS GROUP INC	0.04%	18.64K	18.08K	-199.65K	-91.46%
Mar 31, 2024	STATE STREET CORP	0.06%	26.07K	25.29K	0	0
Mar 31, 2024	MILLENNIUM MANAGEMENT LLC	0.15%	66.19K	64.2K	49.01K	+285.37%
Mar 31, 2024	ADVENT INTERNATIONAL CORP/MA	1.34%	577.78K	560.44K	0	0
Mar 31, 2024	BLACKROCK INC.	2.37%	1.02M	989.14K	-1.73K	-0.17%
Mar 31, 2024	ABG-WTT GLOBAL LIFE SCIENCE CAPITAL PARTNERS GP LTD	2.41%	1.04M	768.34K	0	0
Mar 31, 2024	KENNEDY LEWIS MANAGEMENT LP	11.48%	4.94M	4.79M	0	0
Mar 31, 2024	MORGAN STANLEY	0.02%	10.11K	9.81K	-536	-5.04%
Mar 31, 2024	GLENVIEW CAPITAL MANAGEMENT, LLC	3.06%	1.32M	1.28M	0	0
Mar 31, 2024	BAIN CAPITAL LIFE SCIENCES INVESTORS, LLC	19.6%	8.43M	8.18M	0	0
Dec 31, 2023	GLENVIEW CAPITAL MANAGEMENT, LLC	3.06%	1.32M	975.53K	0	0
Dec 31, 2023	RESOURCES MANAGEMENT CORP /CT/ /ADV	0%	0	-	-500	-100.00%
Dec 31, 2023	QUBE RESEARCH & TECHNOLOGIES LTD	0%	4	3	0	0
Dec 31, 2023	BANK OF AMERICA CORP /DE/	0%	14	10	14	+100.00%
Dec 31, 2023	ADVISORY SERVICES NETWORK, LLC	0%	100	74	100	+100.00%
Dec 31, 2023	WELLS FARGO & COMPANY/MN	0%	154	114	8	+5.48%
Dec 31, 2023	TOWER RESEARCH CAPITAL LLC (TRC)	0.02%	9.81K	7.26K	6.66K	+211.14%
Dec 31, 2023	XTX TOPCO LTD	0.02%	10.46K	7.74K	10.46K	+100.00%
Dec 31, 2023	MORGAN STANLEY	0.02%	10.64K	7.88K	0	0
Dec 31, 2023	NORTHERN TRUST CORP	0.04%	15.65K	11.58K	-3.29K	-17.39%
Dec 31, 2023	VIRTU FINANCIAL LLC	0.04%	16.06K	12K	16.06K	+100.00%
Dec 31, 2023	MILLENNIUM MANAGEMENT LLC	0.04%	17.18K	12.71K	-7.81K	-31.26%
Dec 31, 2023	CITADEL ADVISORS LLC	0.06%	24.14K	17.86K	7.49K	+45.03%
Dec 31, 2023	KENNEDY LEWIS MANAGEMENT LP	11.47%	4.94M	3.66M	0	0
Dec 31, 2023	STATE STREET CORP	0.06%	26.07K	19.3K	0	0
Dec 31, 2023	RENAISSANCE TECHNOLOGIES LLC	0.18%	77.89K	58K	55.5K	+247.91%
Dec 31, 2023	GEODE CAPITAL MANAGEMENT, LLC	0.36%	155.26K	114.93K	0	0
Dec 31, 2023	GOLDMAN SACHS GROUP INC	0.51%	218.29K	161.53K	-729.49K	-76.97%
Dec 31, 2023	ADVENT INTERNATIONAL CORP/MA	1.34%	577.78K	427.56K	0	0
Dec 31, 2023	ADAGE CAPITAL PARTNERS GP, L.L.C.	1.62%	700K	518K	0	0
Dec 31, 2023	VANGUARD GROUP INC	1.69%	728.37K	539K	2.35K	+0.32%
Dec 31, 2023	JPMORGAN CHASE & CO	1.74%	751.31K	555.97K	-682.92K	-47.62%
Dec 31, 2023	BLACKROCK INC.	2.37%	1.02M	755.88K	-661	-0.06%
Dec 31, 2023	ABG-WTT GLOBAL LIFE SCIENCE CAPITAL PARTNERS GP LTD	2.41%	1.04M	768.34K	0	0
Dec 31, 2023	BAIN CAPITAL LIFE SCIENCES INVESTORS, LLC	19.58%	8.43M	6.24M	0	0
Dec 31, 2023	SCHONFELD STRATEGIC ADVISORS LLC	0%	0	-	-15K	-100.00%
Dec 31, 2023	PARKWOOD LLC	0%	0	-	-24.51K	-100.00%
Sep 30, 2023	ALLY BRIDGE GROUP (NY) LLC	0%	0	-	-403.28K	-100.00%
Sep 30, 2023	QUBE RESEARCH & TECHNOLOGIES LTD	0%	4	4	4	+100.00%
Sep 30, 2023	WELLS FARGO & COMPANY/MN	0%	146	158	62	+73.81%
Sep 30, 2023	RESOURCES MANAGEMENT CORP /CT/ /ADV	0%	500	1K	0	0
Sep 30, 2023	TOWER RESEARCH CAPITAL LLC (TRC)	0.01%	3.15K	3.4K	-710	-18.38%
Sep 30, 2023	MORGAN STANLEY	0.02%	10.64K	11.5K	436	+4.27%
Sep 30, 2023	SCHONFELD STRATEGIC ADVISORS LLC	0.03%	15K	16.2K	0	0
Sep 30, 2023	CITADEL ADVISORS LLC	0.04%	16.64K	17.97K	-33.1K	-66.54%
Sep 30, 2023	NORTHERN TRUST CORP	0.04%	18.94K	20.46K	-2.57K	-11.95%
Sep 30, 2023	RENAISSANCE TECHNOLOGIES LLC	0.05%	22.39K	24K	-5.38K	-19.37%
Sep 30, 2023	PARKWOOD LLC	0.06%	24.51K	26K	0	0
Sep 30, 2023	MILLENNIUM MANAGEMENT LLC	0.06%	24.99K	26.98K	-18.79K	-42.92%
Sep 30, 2023	STATE STREET CORP	0.06%	26.07K	28.16K	0	0
Sep 30, 2023	GEODE CAPITAL MANAGEMENT, LLC	0.36%	155.26K	167.75K	58.62K	+60.65%
Sep 30, 2023	ADVENT INTERNATIONAL CORP/MA	1.34%	577.78K	624K	0	0
Sep 30, 2023	ADAGE CAPITAL PARTNERS GP, L.L.C.	1.63%	700K	756K	0	0
Sep 30, 2023	VANGUARD GROUP INC	1.69%	726.02K	784.11K	-3.58K	-0.49%
Sep 30, 2023	GOLDMAN SACHS GROUP INC	2.2%	947.78K	1.02M	6.42K	+0.68%
Sep 30, 2023	BLACKROCK INC.	2.37%	1.02M	1.1M	-12.74K	-1.23%
Sep 30, 2023	ABG-WTT GLOBAL LIFE SCIENCE CAPITAL PARTNERS GP LTD	2.41%	1.04M	1.12M	0	0
Sep 30, 2023	GLENVIEW CAPITAL MANAGEMENT, LLC	3.06%	1.32M	1.42M	0	0
Sep 30, 2023	JPMORGAN CHASE & CO	3.33%	1.43M	1.55M	-1.48K	-0.10%
Sep 30, 2023	KENNEDY LEWIS MANAGEMENT LP	11.47%	4.94M	5.34M	0	0
Sep 30, 2023	BAIN CAPITAL LIFE SCIENCES INVESTORS, LLC	19.59%	8.43M	9.11M	0	0

Insiders

Among the RPID insiders holding of 10.26% of the stake in company, KENNEDY LEWIS MANAGEMENT LP, 10 percent owner, holds the largest shares of 2.04M. CHENE DAVID, , is the second largest RPID insider with ownership of 2.04M shares. BAIN CAPITAL LIFE SCIENCES INVESTORS, LLC, 10 percent owner, stands third with possession of 1.46M shares of that stake.

Insiders	Designation	Shares Held
KENNEDY LEWIS MANAGEMENT LP	10 percent owner	2.04M
CHENE DAVID		2.04M
BAIN CAPITAL LIFE SCIENCES INVESTORS, LLC	10 percent owner	1.46M
SPIGNESI ROBERT G. JR.	PRESIDENT AND CEO	1.17M
WIRTJES SEAN M	CHIEF FINANCIAL OFFICER	556.19K
WILSON JOHN J. ADDINGTON	CHIEF OPERATING OFFICER	316.76K
KOLLENDER RICHARD S	director	96.72K
MALLOY KIRK	director	64.3K
PEI MELINDA LITHERLAND	director	54.3K
LOWENSTEIN INESE		10K
LONGITUDE CAPITAL PARTNERS II, LLC	10 percent owner	0

Buying/Selling by Insiders

Date	Insider	Type	Cost	Shares	Value ($)	Shares Total
May 20, 2026	BAIN CAPITAL LIFE SCIENCES INVESTORS, LLC	PURCHASE	2.34	1.46M	3.42M	1.46M
Mar 11, 2026	WIRTJES SEAN M	SALE	4.32	7.48K	32.3K	556.19K
Mar 11, 2026	WILSON JOHN J. ADDINGTON	SALE	4.32	9.6K	41.47K	316.76K
Mar 10, 2026	SPIGNESI ROBERT G. JR.	SALE	4.11	17.92K	73.69K	1.17M
Feb 20, 2026	WILSON JOHN J. ADDINGTON	SALE	3.92	5.4K	21.2K	326.37K
Feb 20, 2026	WIRTJES SEAN M	SALE	3.92	17.25K	67.69K	563.67K
Feb 19, 2026	SPIGNESI ROBERT G. JR.	SALE	3.89	38.33K	148.91K	1.19M
Feb 09, 2026	WILSON JOHN J. ADDINGTON	SALE	3.78	4.61K	17.44K	257.77K
Feb 09, 2026	SPIGNESI ROBERT G. JR.	SALE	3.78	12.84K	48.57K	962.1K
Feb 09, 2026	WIRTJES SEAN M	SALE	3.78	6.03K	22.8K	483.93K
Feb 04, 2026	LONGITUDE CAPITAL PARTNERS II, LLC	SALE	3.88	49K	190.09K	0
Feb 03, 2026	LONGITUDE CAPITAL PARTNERS II, LLC	SALE	4.24	27.5K	116.64K	49K
Feb 02, 2026	LONGITUDE CAPITAL PARTNERS II, LLC	SALE	4.25	27.5K	116.77K	76.5K
Jan 30, 2026	LONGITUDE CAPITAL PARTNERS II, LLC	SALE	4.54	46K	209K	104K
Jan 23, 2026	LONGITUDE CAPITAL PARTNERS II, LLC	SALE	4.06	7.74K	31.45K	4.03M
Jul 14, 2025	SPIGNESI ROBERT G. JR.	SALE	3.32	11.88K	39.48K	970.55K
Jul 11, 2025	SPIGNESI ROBERT G. JR.	SALE	3.33	11.87K	39.5K	957.29K
Jul 10, 2025	SPIGNESI ROBERT G. JR.	SALE	3.40	11.62K	39.47K	944.02K
Jul 09, 2025	SPIGNESI ROBERT G. JR.	SALE	3.51	11.25K	39.48K	900.58K
Jul 08, 2025	SPIGNESI ROBERT G. JR.	SALE	3.51	10.82K	38.02K	886.69K
Dec 05, 2024	PEI MELINDA LITHERLAND	PURCHASE	1.04	9.12K	9.48K	54.3K
Dec 03, 2024	PEI MELINDA LITHERLAND	PURCHASE	1.00	10.88K	10.88K	45.18K
Nov 27, 2024	PEI MELINDA LITHERLAND	PURCHASE	1.05	19.89K	20.89K	34.3K
Nov 26, 2024	PEI MELINDA LITHERLAND	PURCHASE	1.04	108	112.32	14.41K
Aug 08, 2024	MALLOY KIRK	PURCHASE	0.91	50K	45.34K	64.3K
Aug 07, 2024	WIRTJES SEAN M	PURCHASE	0.78	10K	7.8K	348.16K
Aug 06, 2024	SPIGNESI ROBERT G. JR.	PURCHASE	0.77	50K	38.4K	540.01K
Aug 06, 2024	KOLLENDER RICHARD S	PURCHASE	0.77	65K	50.13K	96.72K
Sep 06, 2023	WIRTJES SEAN M	PURCHASE	0.99	10K	9.89K	285.65K
Aug 15, 2023	SPIGNESI ROBERT G. JR.	PURCHASE	0.97	20K	19.49K	375.51K
Aug 08, 2023	SPIGNESI ROBERT G. JR.	PURCHASE	0.92	34K	31.45K	355.51K
May 17, 2023	SPIGNESI ROBERT G. JR.	PURCHASE	0.89	200	178	294.97K
Jun 03, 2022	KENNEDY LEWIS MANAGEMENT LP	PURCHASE	4.66	20.6K	96.1K	2.04M
Jun 02, 2022	CHENE DAVID	PURCHASE	4.66	20.6K	96.1K	2.04M
Jun 02, 2022	KENNEDY LEWIS MANAGEMENT LP	PURCHASE	4.99	4.16K	20.76K	2.01M
Jun 01, 2022	KENNEDY LEWIS MANAGEMENT LP	PURCHASE	4.76	19.41K	92.41K	2.01M
May 31, 2022	KENNEDY LEWIS MANAGEMENT LP	PURCHASE	5.11	8.24K	42.14K	1.99M
May 27, 2022	CHENE DAVID	PURCHASE	4.76	19.41K	92.41K	2.01M
May 27, 2022	KENNEDY LEWIS MANAGEMENT LP	PURCHASE	5.26	618	3.25K	1.98M
May 26, 2022	KENNEDY LEWIS MANAGEMENT LP	PURCHASE	4.90	8.69K	42.59K	1.98M
May 25, 2022	CHENE DAVID	PURCHASE	4.90	12.4K	60.77K	2.83M
May 25, 2022	KENNEDY LEWIS MANAGEMENT LP	PURCHASE	4.36	11.87K	51.72K	1.97M
May 18, 2022	KENNEDY LEWIS MANAGEMENT LP	PURCHASE	3.94	11.13K	43.86K	1.96M
May 17, 2022	KENNEDY LEWIS MANAGEMENT LP	PURCHASE	4.13	28.64K	118.4K	1.95M
May 17, 2022	CHENE DAVID	PURCHASE	3.94	11.13K	43.86K	1.96M
May 16, 2022	SPIGNESI ROBERT G. JR.	PURCHASE	3.79	10K	37.95K	194.03K
Mar 10, 2022	LOWENSTEIN INESE	PURCHASE	6.95	10K	69.5K	10K
Jul 19, 2021	BAIN CAPITAL LIFE SCIENCES INVESTORS, LLC	PURCHASE	20.00	100K	2M	8.43M
Jul 19, 2021	LONGITUDE CAPITAL PARTNERS II, LLC	PURCHASE	20.00	150K	3M	150K

Insider Transaction Summary (6 Months)

SHARESTRANS

PURCHASE1.46M1

SALES277.21K14

NET SHARES1.19M13

SHARES HELD11.55M15

% NET SHARES-89.73%-13.33%

Frequently Asked Questions