Rapid Micro Biosystems, Inc.
RPID- Exchange
- Nasdaq
- Industry
- Laboratory Analytical Instruments
- SEC CIK
- 0001380106
No open-market purchases or sales by Rapid Micro Biosystems, Inc. insiders were filed in the last 90 days; 34 institutions reported holding it in 13F filings for Q2 2026, worth $30.3M in total; no superinvestor holds it.
13F holders, Q2 2026
Institutional positions in Rapid Micro Biosystems, Inc. as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 34
- −11 vs. Q1 2026
- Shares held
- 17.5M
- +1.68M (+10.6%) vs. Q1 2026
- Total value
- $30.3M
- −$5.68M (−15.8%) vs. Q1 2026
- New holders
- 5
- 9 more added
- Sold out
- 16
- 13 more reduced
1 institution that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting RPID on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 34 | $30.3M |
| Q1 2026 | 46 | $36.0M |
| Q4 2025 | 42 | $42.5M |
| Q3 2025 | 29 | $49.5M |
| Q2 2025 | 29 | $52.3M |
| Q1 2025 | 28 | $40.4M |
| Q4 2024 | 19 | $10.8M |
| Q3 2024 | 19 | $15.9M |
| Q2 2024 | 21 | $12.6M |
| Q1 2024 | 23 | $18.9M |
| Q4 2023 | 26 | $15.4M |
| Q3 2023 | 23 | $23.2M |
| Q2 2023 | 24 | $21.9M |
| Q1 2023 | 31 | $34.5M |
| Q4 2022 | 42 | $27.7M |
| Q3 2022 | 53 | $82.8M |
| Q2 2022 | 52 | $112.2M |
| Q1 2022 | 59 | $181.0M |
| Q4 2021 | 55 | $232.0M |
| Q3 2021 | 49 | $401.4M |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Rapid Micro Biosystems, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Bain Capital Life Sciences Investors, LLC | 8,434,560 | $14.6M | 0.87% | 00.0% | Unchanged |
| Armistice Capital, LLC | 3,328,000 | $5.76M | 0.16% | +3,328,000 | New |
| ABG-WTT Global Life Science Capital Partners GP Ltd | 1,848,296 | $3.20M | 37.39% | 00.0% | Unchanged |
| Vanguard Capital Management LLC | 982,034 | $1.70M | 0.00% | −4600.0% | Reduced |
| Evernest Financial Advisors, LLC | 506,000 | $875.4K | 0.18% | +73,490+17.0% | Added |
| Advent International Corp | 379,794 | $657.0K | 0.00% | −172,583−31.2% | Reduced |
| Essex Investment Management Co LLC | 362,696 | $627.5K | 0.08% | −521,235−59.0% | Reduced |
| Millennium Management LLC | 236,599 | $409.3K | 0.00% | −46,681−16.5% | Reduced |
| Geode Capital Management, LLC | 228,041 | $394.7K | 0.00% | −19,136−7.7% | Reduced |
| Renaissance Technologies LLC | 212,101 | $366.9K | 0.00% | +85,484+67.5% | Added |
| BlackRock, Inc. | 189,832 | $328.4K | 0.00% | +32,600+20.7% | Added |
| Legato Capital Management LLC | 119,534 | $206.8K | 0.02% | −155,390−56.5% | Reduced |
| Vanguard Fiduciary Trust Co | 110,484 | $191.1K | 0.00% | +772+0.7% | Added |
| Dimensional Fund Advisors LP | 104,192 | $180.3K | 0.00% | +16,603+19.0% | Added |
| State Street Corp | 93,874 | $162.4K | 0.00% | 00.0% | Unchanged |
| XTX Topco Ltd | 79,727 | $137.9K | 0.00% | +18,657+30.6% | Added |
| SEI Investments Co | 66,869 | $115.7K | 0.00% | −217,947−76.5% | Reduced |
| Northern Trust Corp | 42,106 | $72.8K | 0.00% | −6,173−12.8% | Reduced |
| Algert Global LLC | 38,307 | $66.3K | 0.00% | +15,126+65.3% | Added |
| Morgan Stanley | 27,587 | $47.7K | 0.00% | −1,620−5.5% | Reduced |
| Jane Street Group, LLC | 25,931 | $44.9K | 0.00% | −106,994−80.5% | Reduced |
| HRT Financial LP | 23,093 | $39.0K | 0.00% | +23,093 | New |
| Citadel Advisors LLC | 16,142 | $27.9K | 0.00% | +16,142 | New |
| Advisor Group Holdings, Inc. | 14,300 | $24.7K | 0.00% | +300+2.1% | Added |
| Nano Cap New Millennium Growth Fund L P | 12,500 | $21.6K | 0.02% | 00.0% | Unchanged |
| American Century Companies Inc | 11,638 | $20.1K | 0.00% | −5,284−31.2% | Reduced |
| Vanguard Global Advisers, LLC | 11,630 | $20.1K | 0.00% | 00.0% | Unchanged |
| Larson Financial Group LLC | 8,395 | $14.5K | 0.00% | +2,904+52.9% | Added |
| UBS Group AG | 6,607 | $11.4K | 0.00% | −4,645−41.3% | Reduced |
| Tower Research Capital LLC (TRC) | 1,900 | $3.29K | 0.00% | +1,900 | New |
| Barclays PLC | 337 | $583 | 0.00% | −21,258−98.4% | Reduced |
| JPMorgan Chase & Co | 109 | $189 | 0.00% | 00.0% | Unchanged |
| Caitong International Asset Management Co., Ltd | 35 | $61 | 0.00% | +35 | New |
| SBI Securities Co., Ltd. | 15 | $26 | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −212,114−100.0% | Sold out |
| 683 Capital Management, LLC | 0 | $0 | 0.00% | −120,773−100.0% | Sold out |
| Goldman Sachs Group Inc | 0 | $0 | 0.00% | −71,912−100.0% | Sold out |
| Fifth Lane Capital, LP | 0 | $0 | 0.00% | −71,000−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −31,014−100.0% | Sold out |
| Temasek Holdings (Private) Ltd | 0 | $0 | 0.00% | −21,818−100.0% | Sold out |
| Catalyst Funds Management Pty Ltd | 0 | $0 | 0.00% | −21,200−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| Omers Administration Corp | 0 | $0 | 0.00% | −15,900−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −15,410−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −15,224−100.0% | Sold out |
| Banco Bilbao Vizcaya Argentaria, S.A. | 0 | $0 | 0.00% | −12,691−100.0% | Sold out |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −12,524−100.0% | Sold out |
| BNP Paribas Arbitrage, SA | 0 | $0 | 0.00% | −9,327−100.0% | Sold out |
| Royal Bank of Canada | 0 | $0 | 0.00% | −719−100.0% | Sold out |
| Resources Management Corp | 0 | $0 | 0.00% | −500−100.0% | Sold out |
| CWM, LLC | – | – | – | – | Not filed |