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.
Q4 2025 vs. Q3 2025
How the institutions holding Rapid Micro Biosystems, Inc. changed between Q3 2025 and Q4 2025.
All holders in Q4 2025All holders in Q3 2025
| Measure | Q3 2025 | Q4 2025 | Change |
|---|---|---|---|
| Holders | 29 | 42 | +13 |
| Shares | 14.8M | 14.6M | −208.7K (−1.4%) |
| Value | $49.5M | $42.5M | −$7.02M (−14.2%) |
New holders (15)
Institutions that held Rapid Micro Biosystems, Inc. at the end of Q4 2025 but not at the end of Q3 2025.
| Institution | Shares | Value | % of portfolio |
|---|---|---|---|
| Citadel Advisors LLC | 126,539 | $367.0K | 0.00% |
| 683 Capital Management, LLC | 120,773 | $350.2K | 0.03% |
| Millennium Management LLC | 116,502 | $337.9K | 0.00% |
| SEI Investments Co | 93,616 | $271.5K | 0.00% |
| EAM Investors, LLC | 77,182 | $223.8K | 0.02% |
| Marshall Wace, LLP | 62,911 | $182.4K | 0.00% |
| Goldman Sachs Group Inc | 55,306 | $160.4K | 0.00% |
| Qube Research & Technologies Ltd | 33,099 | $96.0K | 0.00% |
| Point72 Asset Management, L.P. | 30,367 | $88.1K | 0.00% |
| Nano Cap New Millennium Growth Fund L P | 25,000 | $72.5K | 0.06% |
| Barclays PLC | 24,859 | $72.1K | 0.00% |
| Omers Administration Corp | 24,400 | $70.8K | 0.00% |
| Fifth Lane Capital, LP | 17,700 | $51.3K | 0.06% |
| Lighthouse Investment Partners, LLC | 15,720 | $45.6K | 0.00% |
| Tower Research Capital LLC (TRC) | 317 | $919 | 0.00% |
Sold out (2)
Institutions that held Rapid Micro Biosystems, Inc. at the end of Q3 2025 and filed for Q4 2025 without it.
| Institution | Shares, Q3 2025 | Value, Q3 2025 |
|---|---|---|
| XTX Topco Ltd | 22,165 | $74.0K |
| Hudson Bay Capital Management LP | 11,461 | $38.3K |