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.
Q3 2025 vs. Q2 2025
How the institutions holding Rapid Micro Biosystems, Inc. changed between Q2 2025 and Q3 2025.
All holders in Q3 2025All holders in Q2 2025
| Measure | Q2 2025 | Q3 2025 | Change |
|---|---|---|---|
| Holders | 29 | 29 | 0 |
| Shares | 15.1M | 14.8M | −316.6K (−2.1%) |
| Value | $52.3M | $49.5M | −$2.72M (−5.2%) |
New holders (4)
Institutions that held Rapid Micro Biosystems, Inc. at the end of Q3 2025 but not at the end of Q2 2025.
| Institution | Shares | Value | % of portfolio |
|---|---|---|---|
| Jane Street Group, LLC | 38,140 | $127.4K | 0.00% |
| Hudson Bay Capital Management LP | 11,461 | $38.3K | 0.00% |
| BNP Paribas Arbitrage, SA | 3,626 | $12.1K | 0.00% |
| Citigroup Inc | 1 | $3 | 0.00% |
Sold out (4)
Institutions that held Rapid Micro Biosystems, Inc. at the end of Q2 2025 and filed for Q3 2025 without it.
| Institution | Shares, Q2 2025 | Value, Q2 2025 |
|---|---|---|
| EAM Investors, LLC | 170,105 | $586.9K |
| Citadel Advisors LLC | 20,762 | $71.6K |
| Mariner, LLC | 20,225 | $69.8K |
| Steward Partners Investment Advisory, LLC | 100 | $345 |