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RPID RAPID MICRO BIOSYSTEMS INC

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CLASS A COM (common), issuer CIK 1380106

29 managers (29 13F filers) reported a position in RPID shares at 2025-03-31, 15,315,094 shares in all. 13 filers opened a position and 4 filers sold out during the quarter.

Managers
29
13F filers
29
New
13
Added
8
Reduced
4
Sold out
4
Shares held by filers
15,315,094

Shares held by filers adds up every 13F filer's report, so a share reported by a parent and by its subsidiary counts twice (H9). Managers counts each filer group once.

13D and 13G filers

No 13D or 13G on this security in the data. Structured 13D/G data starts 2024-12-18.

Insider trades

No Form 4 transaction on this security in the data.

13F holders, Q1 2025

Filers in the available 13F reports with a share position at 2025-03-31, filer groups collapsed to one row (method), largest first. Options and principal amounts are left out. A group row states no % of portfolio, since each member reports its own portfolio: the members' percents are listed under it. A value about 1,000 times or 1/1,000 of the price other filers imply is shown as filed but neither ranks the row nor enters a sum.

HolderSharesValue% of portfolioChangeSource
Bain Capital Life Sciences Investors, L…in group Bain Capital Life Sciences In…8,434,560$22.3M3.29%013F-HRTimelineGroup
ABG-WTT Global Life Science Capital Par…1,848,296$4.88M12.73%+810,00013F-HRTimeline
Schonfeld Strategic Advisors LLC1,028,805$2.72M0.02%new13F-HRTimeline
VANGUARD GROUP INCin group VANGUARD GROUP INC890,278$2.35M<0.01%+169,14513F-HRTimelineGroup
Parkman Healthcare Partners LLC735,621$1.94M0.23%new13F-HRTimeline
BlackRock, Inc.in group BlackRock, Inc.642,101$1.7M<0.01%+69,22213F-HRTimelineGroup
Advent International, L.P.in group Advent International, L.P.577,777$1.53M0.05%013F-HRTimelineGroup
GEODE CAPITAL MANAGEMENT, LLCin group GEODE CAPITAL MANAGEMENT, LLC200,936$531K<0.01%+47,82413F-HRTimelineGroup
Informed Momentum Co LLC176,949$467K0.08%new13F-HRTimeline
SUSQUEHANNA INTERNATIONAL GROUP, LLPin group SUSQUEHANNA INTERNATIONAL GRO…158,542$419K<0.01%new13F-HRTimelineGroup
Evernest Financial Advisors, LLC131,265$347K0.12%new13F-HRTimeline
RENAISSANCE TECHNOLOGIES LLC110,587$292K<0.01%-72,50013F-HRTimeline
OMERS ADMINISTRATION Corp109,400$289K<0.01%new13F-HRTimeline
ESSEX INVESTMENT MANAGEMENT CO LLC63,057$166K0.03%new13F-HRTimeline
STATE STREET CORPin group STATE STREET CORP59,874$158K<0.01%+33,80013F-HRTimelineGroup
NORTHERN TRUST CORPin group NORTHERN TRUST CORP45,644$120K<0.01%+30,09413F-HRTimelineGroup
Mariner, LLCin group Mariner, LLC31,931$84.3K<0.01%-10,96513F-HRTimelineGroup
DIMENSIONAL FUND ADVISORS LPin group DIMENSIONAL FUND ADVISORS LP21,167$55.9K<0.01%new13F-HRTimelineGroup
MORGAN STANLEYin group MORGAN STANLEY19,565$51.7K<0.01%+9,45713F-HRTimelineGroup
Legato Capital Management LLC15,415$40.7K0.01%new13F-HRTimeline
AMERICAN CENTURY COMPANIES INCin group AMERICAN CENTURY COMPANIES INC11,581$30.6K<0.01%new13F-HRTimelineGroup
OSAIC HOLDINGS, INC.in group OSAIC HOLDINGS, INC.600$1.58K<0.01%new13F-HRTimelineGroup
RESOURCES MANAGEMENT CORP /CT/ /ADV500$1K<0.01%013F-HRTimeline
Tower Research Capital LLC (TRC)in group Tower Research Capital LLC (T…350$924<0.01%-8,77013F-HRTimelineGroup
BANK OF AMERICA CORP /DE/in group BANK OF AMERICA CORP /DE/148$391<0.01%+713F-HRTimelineGroup
JPMORGAN CHASE & COin group JPMORGAN CHASE & CO109$288<0.01%-4813F-HRTimelineGroup
UBS Group AGin group UBS Group AG21$55<0.01%new13F-HRTimelineGroup
SBI Securities Co., Ltd.15$40<0.01%new13F-HRTimeline
CONCOURSE FINANCIAL GROUP SECURITIES, I…0$0013F-HRTimelineValue filed as zero, left out of ratios. Amount filed as zero, left out of ratios.