§ EQUITY
USDRPID
RAPID MICRO BIOSYSTEMS INC-A
USD
§ 01 · PRICE
Price action
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§ 03 · SIGNAL STACK · WHAT THE INPUTS SAY
§ 05 · WHO OWNS IT
Top institutional holders
| Fund | Shares | % port | Δ Q/Q |
|---|---|---|---|
| Bain Capital Life Sciences Investors, LLC | 8.4M | 1.7% | ±0% |
| ABG-WTT Global Life Science Capital Partners GP Ltd | 1.8M | 34.1% | ±0% |
| VANGUARD CAPITAL MANAGEMENT LLC | 982K | 0.0% | n/a |
| VANGUARD CAPITAL MANAGEMENT LLC | 982K | 0.0% | n/a |
| ESSEX INVESTMENT MANAGEMENT CO LLC | 884K | 0.3% | +1318% |
| Advent International, L.P. | 552K | 0.0% | −4% |
◇ AC INTELLIGENCE
Top institutional owners for RPID as of the most recent 13F reporting period (Q1 2026 · Period ended Mar 31). Δ Q/Q reflects share-count change vs. the prior filing — positive green means adding, negative red means trimming. Cross-reference with the ownership-mix bars below to see which strategy cohort is driving the flow.
§ 06 · WHO OWNS IT · BY STRATEGY
OTHER92.5% · 28 holders
PASSIVE / INDEX2.4% · 2 holders
DEALER / BANK1.9% · 10 holders
TACTICAL / MACRO1.8% · 2 holders
SYSTEMATIC / QUANT0.8% · 2 holders
QUALITY / COMPOUNDER0.6% · 2 holders
◇ AC INTELLIGENCE
Ownership mix by behavioral cohort. Top bars indicate which style of capital dominates the float — passive indexing, quality compounders, dealer/bank, systematic quant, etc. Big quality-compounder share means concentrated active conviction; heavy passive share means flows are dictated by index rebalances, not fundamentals.
§ 07 · INSIDER ACTIVITY · LAST 180 DAYS
NO INSIDER FILINGS
◇ AC INTELLIGENCE
No Form 4 filings on record for RPID in the last 180 days.
§ 08 · COVERAGE · OUR RECENT NOTES
No notes mention RPID yet.