RAPID MICRO BIOSYSTEMS INC-A RPID
$1.72
+0.6% 52w: $1.66 – $4.68
Latest 13F among current holders filed 1 month ago (May 18, 2026)
Price — last 12 months
research preview data1.663.174.68
Jun 20, 2025 Jul 2, 2026
Institutional holders
46
+4 QoQ
13F value
$36.0M
-15.3% QoQ
Smart-money holders
6
signal tier ≥ 2
New smart buyers
1
Q1 2026
Institutional value by quarter
Number of holders
Who owns RPID?
Q1 2026 filings| Fund | Type | Shares | Value | % of fund | Change |
|---|---|---|---|---|---|
| Bain Capital Life Sciences Investors, LLC ★3 | Fundamental concentrated | 8.4M | $19.1M | 1.7% | Held |
| ABG-WTT Global Life Science Capital Partners GP Ltd ★2 | Fundamental diversified | 1.8M | $4.2M | 34.1% | Held |
| VANGUARD CAPITAL MANAGEMENT LLC | Diversified mechanical | 982.5K | $2.2M | 0.0% | — |
| ESSEX INVESTMENT MANAGEMENT CO LLC | Other | 883.9K | $2.0M | 0.3% | +1318.2% |
| Advent International, L.P. ★3 | Fundamental concentrated | 552.4K | $1.3M | 0.0% | -4.4% |
| Evernest Financial Advisors, LLC | Wealth advisor | 432.5K | $1.0M | 0.2% | +246.0% |
| SEI INVESTMENTS CO | Diversified mechanical | 284.8K | $647K | 0.0% | +204.2% |
| MILLENNIUM MANAGEMENT LLC | Multistrat pod | 283.3K | $643K | 0.0% | +143.2% |
| Legato Capital Management LLC | Other | 274.9K | $624K | 0.1% | +1772.3% |
| GEODE CAPITAL MANAGEMENT, LLC | Index provider | 247.2K | $561K | 0.0% | +13.6% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Market maker | 212.1K | $481K | 0.0% | +23.2% |
| BlackRock, Inc. | Index provider | 157.2K | $357K | 0.0% | +0.4% |
| JANE STREET GROUP, LLC | Market maker | 132.9K | $302K | 0.0% | +26.2% |
| RENAISSANCE TECHNOLOGIES LLC | Quant stat arb | 126.6K | $287K | 0.0% | +9.5% |
| 683 Capital Management, LLC ★2 | Fundamental diversified | 120.8K | $274K | 0.0% | Held |
| VANGUARD FIDUCIARY TRUST CO | Diversified mechanical | 109.7K | $249K | 0.0% | — |
| STATE STREET CORP | Index provider | 93.9K | $213K | 0.0% | +2.6% |
| DIMENSIONAL FUND ADVISORS LP | Quant stat arb | 87.6K | $199K | 0.0% | +55.9% |
| GOLDMAN SACHS GROUP INC | Bank broker | 71.9K | $163K | 0.0% | +30.0% |
| FIFTH LANE CAPITAL, LP ★2 | Fundamental diversified | 71.0K | $161K | 0.2% | +301.1% |
| XTX Topco Ltd | Market maker | 61.1K | $139K | 0.0% | New |
| NORTHERN TRUST CORP | Index provider | 48.3K | $110K | 0.0% | +19.2% |
| BANK OF AMERICA CORP /DE/ | Bank broker | 31.0K | $70K | 0.0% | +139.9% |
| MORGAN STANLEY | Bank broker | 29.2K | $66K | 0.0% | -7.0% |
| ALGERT GLOBAL LLC | Diversified mechanical | 23.2K | $53K | 0.0% | New |
| Temasek Holdings (Private) Ltd ★2 | Pension sovereign | 21.8K | $50K | 0.0% | New |
| BARCLAYS PLC | Bank broker | 21.6K | $49K | 0.0% | -13.1% |
| Catalyst Funds Management Pty Ltd | Quant stat arb | 21.2K | $48K | 0.0% | New |
| Graham Capital Management, L.P. | Diversified mechanical | 20.0K | $45K | 0.0% | New |
| AMERICAN CENTURY COMPANIES INC | Diversified mechanical | 16.9K | $38K | 0.0% | Held |
| OMERS ADMINISTRATION Corp | Other | 15.9K | $36K | 0.0% | -34.8% |
| Qube Research & Technologies Ltd | Quant stat arb | 15.4K | $35K | 0.0% | -53.4% |
| MARSHALL WACE, LLP | Quant stat arb | 15.2K | $35K | 0.0% | -75.8% |
| OSAIC HOLDINGS, INC. | Wealth advisor | 14.0K | $32K | 0.0% | -2.1% |
| BANCO BILBAO VIZCAYA ARGENTARIA, S.A. | Other | 12.7K | $29K | 0.0% | New |
| Hudson Bay Capital Management LP | Multistrat pod | 12.5K | $28K | 0.0% | New |
| NANO CAP NEW MILLENNIUM GROWTH FUND L P | Other | 12.5K | $28K | 0.0% | -50.0% |
| Vanguard Global Advisers, LLC | Diversified mechanical | 11.6K | $26K | 0.0% | — |
| UBS Group AG | Bank broker | 11.3K | $26K | 0.0% | +27343.9% |
| BNP PARIBAS FINANCIAL MARKETS | Bank broker | 9.3K | $21K | 0.0% | -16.0% |
| Larson Financial Group LLC | Wealth advisor | 5.5K | $12K | 0.0% | New |
| ROYAL BANK OF CANADA | Bank broker | 719 | $2K | 0.0% | New |
| RESOURCES MANAGEMENT CORP /CT/ /ADV | Other | 500 | $1K | 0.0% | Held |
| CWM, LLC | Wealth advisor | 188 | $427 | 0.0% | New |
| JPMORGAN CHASE & CO | Bank broker | 109 | $242 | 0.0% | Held |
| SBI Securities Co., Ltd. | Diversified mechanical | 15 | $34 | 0.0% | Held |
Exits are not a bearish signal: our backtest shows stocks specialists exit keep outperforming for 3+ quarters — selling usually means profit-taking, not a forecast.
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Top funds holding RPID
Bain Capital Life Sciences Investors, LLCABG-WTT Global Life Science Capital Partners GP LtdVANGUARD CAPITAL MANAGEMENT LLCESSEX INVESTMENT MANAGEMENT CO LLCAdvent International, L.P.Evernest Financial Advisors, LLCSEI INVESTMENTS COMILLENNIUM MANAGEMENT LLCLegato Capital Management LLCGEODE CAPITAL MANAGEMENT, LLC
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