RAPID MICRO BIOSYSTEMS, INC. - Class A common stock, $0.01 par value per share (RPID)

Q: What does CUSIP 75340L104 represent in this 13F holders report?

CUSIP 75340L104 is the security identifier for RPID - RAPID MICRO BIOSYSTEMS, INC. - Class A common stock, $0.01 par value per share used to aggregate holder disclosures.

Q: How many institutions held RPID - RAPID MICRO BIOSYSTEMS, INC. - Class A common stock, $0.01 par value per share in Q3 2023?

22 institutional investors reported RPID - RAPID MICRO BIOSYSTEMS, INC. - Class A common stock, $0.01 par value per share for Q3 2023. Use the holders table for investor-level position and value details.

CUSIP: 75340L104

Q3 2023 13F Holders as of 30 Sep 2023

Type / Class: Equity / Class A common stock, $0.01 par value per share
Shares outstanding: 41,037,733
Total 13F shares: 21,456,755
Share change: -416,082
Total reported value: $23,172,706
Price per share: $1.08
Number of holders: 22
Value change: -$417,040
Number of buys: 5
Number of sells: 9

Quarterly Holders Quick Answers

What is CUSIP 75340L104?
CUSIP 75340L104 identifies RPID - RAPID MICRO BIOSYSTEMS, INC. - Class A common stock, $0.01 par value per share in SEC institutional holdings data.

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Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q4 2023
Previous quarter: Q2 2023

Recent filing periods for CUSIP 75340L104:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of RPID - RAPID MICRO BIOSYSTEMS, INC. - Class A common stock, $0.01 par value per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
KENNEDY LEWIS MANAGEMENT LP	3/4/5 13F	10%+ Owner · Company	12% from 13F	2,904,490	$13,548,284	—	02 Jun 2022	3/4/5 13F
Bain Capital Life Sciences Investors, LLC	13F 3/4/5	Company · 10%+ Owner	21%	8,434,560	$8,434,560	—	30 Jun 2023	13F 3/4/5
JPMORGAN CHASE & CO	13F	Company	3.5%	1,435,707	$1,435,707	—	30 Jun 2023	13F
GLENVIEW CAPITAL MANAGEMENT, LLC	13F	Company	3.2%	1,318,288	$1,318,288	—	30 Jun 2023	13F
ABG-WTT Global Life Science Capital Partners GP Ltd	13F	Company	2.5%	1,038,296	$1,038,296	—	30 Jun 2023	13F
BlackRock Finance, Inc.	13F	Company	2.5%	1,034,861	$1,034,861	—	30 Jun 2023	13F
GOLDMAN SACHS GROUP INC	13F	Company	2.3%	941,357	$941,357	—	30 Jun 2023	13F
VANGUARD GROUP INC	13F	Company	1.8%	729,600	$729,600	—	30 Jun 2023	13F
ADAGE CAPITAL PARTNERS GP, L.L.C.	13F	Company	1.7%	700,000	$700,000	—	30 Jun 2023	13F
ADVENT INTERNATIONAL, L.P.	13F	Company	1.4%	577,777	$577,777	—	30 Jun 2023	13F
Ally Bridge Group (NY) LLC	13F	Company	0.98%	403,284	$403,284	—	30 Jun 2023	13F
Gurinder Grewal	3/4/5	10%+ Owner	— class O/S missing	294,990	$291,863	—	19 Jul 2021	3/4/5
Longitude Prime Partners, LLC	3/4/5	10%+ Owner	— class O/S missing	150,000	$148,410	—	19 Jul 2021	3/4/5
Jonathan Paris	3/4/5	SVP, GENERAL COUNSEL	— mixed-class rows	325,398 mixed-class rows	$127,334	—	09 Mar 2023	3/4/5
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.24%	96,648	$96,648	—	30 Jun 2023	13F
CITADEL ADVISORS LLC	13F	Company	0.12%	49,736	$49,736	—	30 Jun 2023	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.11%	43,772	$43,772	—	30 Jun 2023	13F
Richard A. Keys	3/4/5	CHIEF COMMERCIAL OFFICER	— mixed-class rows	131,250 mixed-class rows	$43,286	—	11 Feb 2022	3/4/5
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.07%	27,766	$28,000	—	30 Jun 2023	13F
STATE STREET CORP	13F	Company	0.06%	26,074	$26,074	—	30 Jun 2023	13F
Parkwood LLC	13F	Company	0.06%	24,511	$25,000	—	30 Jun 2023	13F
NORTHERN TRUST CORP	13F	Company	0.05%	21,515	$21,515	—	30 Jun 2023	13F
Schonfeld Strategic Advisors LLC	13F	Company	0.04%	15,000	$15,000	—	30 Jun 2023	13F
MORGAN STANLEY	13F	Company	0.02%	10,208	$10,208	—	30 Jun 2023	13F
Tower Research Capital LLC (TRC)	13F	Company	0.01%	3,862	$3,862	—	30 Jun 2023	13F
RESOURCES MANAGEMENT CORP /CT/ /ADV	13F	Company	0%	500	$1,000	—	30 Jun 2023	13F
WELLS FARGO & COMPANY/MN	13F	Company	0%	84	$84	—	30 Jun 2023	13F
Alexander Schmitz	3/4/5	Director	— class O/S missing	25,000	—	—	14 Jul 2021	3/4/5

Institutional Holders of RAPID MICRO BIOSYSTEMS, INC. - Class A common stock, $0.01 par value per share (RPID) as of Q3 2023

As of 30 Sep 2023, RAPID MICRO BIOSYSTEMS, INC. - Class A common stock, $0.01 par value per share (RPID) was held by 22 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 21,456,755 shares. The largest 10 holders included Bain Capital Life Sciences Investors, LLC, KENNEDY LEWIS MANAGEMENT LP, JPMORGAN CHASE & CO, GLENVIEW CAPITAL MANAGEMENT, LLC, ABG-WTT Global Life Science Capital Partners GP Ltd, BlackRock Inc., GOLDMAN SACHS GROUP INC, VANGUARD GROUP INC, ADAGE CAPITAL PARTNERS GP, L.L.C., and Advent International, L.P.. This page lists 22 institutional shareholders reporting positions in this security for the Q3 2023 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q3 2023 vs Q2 2023 Across Filers

Q2 2023 holders

Q3 2023 holders

Holder diff

Investor	Q2 2023 Shares	Q3 2023 Shares	Share Diff	Share Chg %	Q2 2023 Value $	Q3 2023 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.