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, Q1 2026
Institutional positions in Rapid Micro Biosystems, Inc. as of Mar 31, 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
- 46
- +5 vs. Q4 2025
- Shares held
- 15.8M
- +2.20M (+16.1%) vs. Q4 2025
- Total value
- $36.0M
- −$3.67M (−9.3%) vs. Q4 2025
- New holders
- 13
- 17 more added
- Sold out
- 8
- 9 more reduced
1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: 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 | $15.6M |
| Q2 2024 | 21 | $12.2M |
| Q1 2024 | 23 | $18.2M |
| Q4 2023 | 26 | $14.9M |
| Q3 2023 | 23 | $23.2M |
| Q2 2023 | 24 | $21.9M |
| Q1 2023 | 31 | $29.9M |
| Q4 2022 | 42 | $27.7M |
| Q3 2022 | 53 | $82.8M |
| Q2 2022 | 52 | $112.2M |
| Q1 2022 | 59 | $181.0M |
| Q4 2021 | 55 | $227.9M |
| Q3 2021 | 49 | $401.4M |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Rapid Micro Biosystems, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| SBI Securities Co., Ltd. | 15 | $34 | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 109 | $242 | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 188 | $427 | 0.00% | +188 | New |
| Resources Management Corp | 500 | $1.00K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 719 | $2.00K | 0.00% | +719 | New |
| Larson Financial Group LLC | 5,491 | $12.5K | 0.00% | +5,491 | New |
| BNP Paribas Arbitrage, SA | 9,327 | $21.2K | 0.00% | −1,773−16.0% | Reduced |
| UBS Group AG | 11,252 | $25.5K | 0.00% | +11,211+27,343.9% | Added |
| Vanguard Global Advisers, LLC | 11,630 | $26.4K | 0.00% | +11,630 | New |
| Nano Cap New Millennium Growth Fund L P | 12,500 | $28.4K | 0.03% | −12,500−50.0% | Reduced |
| Hudson Bay Capital Management LP | 12,524 | $28.4K | 0.00% | +12,524 | New |
| Banco Bilbao Vizcaya Argentaria, S.A. | 12,691 | $29.0K | 0.00% | +12,691 | New |
| Advisor Group Holdings, Inc. | 14,000 | $31.8K | 0.00% | −300−2.1% | Reduced |
| Marshall Wace, LLP | 15,224 | $34.6K | 0.00% | −47,687−75.8% | Reduced |
| Qube Research & Technologies Ltd | 15,410 | $35.0K | 0.00% | −17,689−53.4% | Reduced |
| Omers Administration Corp | 15,900 | $36.1K | 0.00% | −8,500−34.8% | Reduced |
| American Century Companies Inc | 16,922 | $38.4K | 0.00% | 00.0% | Unchanged |
| Graham Capital Management, L.P. | 20,000 | $45.4K | 0.00% | +20,000 | New |
| Catalyst Funds Management Pty Ltd | 21,200 | $48.1K | 0.01% | +21,200 | New |
| Barclays PLC | 21,595 | $49.0K | 0.00% | −3,264−13.1% | Reduced |
| Temasek Holdings (Private) Ltd | 21,818 | $49.5K | 0.00% | +21,818 | New |
| Algert Global LLC | 23,181 | $52.6K | 0.00% | +23,181 | New |
| Morgan Stanley | 29,207 | $66.3K | 0.00% | −2,182−7.0% | Reduced |
| Bank of America Corp | 31,014 | $70.4K | 0.00% | +18,085+139.9% | Added |
| Northern Trust Corp | 48,279 | $109.6K | 0.00% | +7,792+19.2% | Added |
| XTX Topco Ltd | 61,070 | $138.6K | 0.00% | +61,070 | New |
| Fifth Lane Capital, LP | 71,000 | $161.2K | 0.20% | +53,300+301.1% | Added |
| Goldman Sachs Group Inc | 71,912 | $163.2K | 0.00% | +16,606+30.0% | Added |
| Dimensional Fund Advisors LP | 87,589 | $198.7K | 0.00% | +31,407+55.9% | Added |
| State Street Corp | 93,874 | $213.1K | 0.00% | +2,400+2.6% | Added |
| Vanguard Fiduciary Trust Co | 109,712 | $249.0K | 0.00% | +109,712 | New |
| 683 Capital Management, LLC | 120,773 | $274.2K | 0.03% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 126,617 | $287.4K | 0.00% | +10,990+9.5% | Added |
| Jane Street Group, LLC | 132,925 | $301.7K | 0.00% | +27,624+26.2% | Added |
| BlackRock, Inc. | 157,232 | $356.9K | 0.00% | +566+0.4% | Added |
| Susquehanna International Group, LLP | 212,114 | $481.5K | 0.00% | +39,879+23.2% | Added |
| Geode Capital Management, LLC | 247,177 | $561.3K | 0.00% | +29,609+13.6% | Added |
| Legato Capital Management LLC | 274,924 | $624.1K | 0.06% | +260,240+1,772.3% | Added |
| Millennium Management LLC | 283,280 | $643.0K | 0.00% | +166,778+143.2% | Added |
| SEI Investments Co | 284,816 | $646.5K | 0.00% | +191,200+204.2% | Added |
| Evernest Financial Advisors, LLC | 432,510 | $1.02M | 0.21% | +307,510+246.0% | Added |
| Advent International Corp | 552,377 | $1.25M | 0.03% | −25,400−4.4% | Reduced |
| Essex Investment Management Co LLC | 883,931 | $2.01M | 0.32% | +821,605+1,318.2% | Added |
| Vanguard Capital Management LLC | 982,494 | $2.23M | 0.00% | +982,494 | New |
| ABG-WTT Global Life Science Capital Partners GP Ltd | 1,848,296 | $4.20M | 34.13% | 00.0% | Unchanged |
| Bain Capital Life Sciences Investors, LLC | 8,434,560 | $19.1M | 1.73% | 00.0% | Unchanged |
| Parkman Healthcare Partners LLC | 0 | $0 | 0.00% | −354,465−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −352,433−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −126,539−100.0% | Sold out |
| EAM Investors, LLC | 0 | $0 | 0.00% | −77,182−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −30,367−100.0% | Sold out |
| Lighthouse Investment Partners, LLC | 0 | $0 | 0.00% | −15,720−100.0% | Sold out |
| Citigroup Inc | 0 | $0 | 0.00% | −4,832−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −317−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |