Who owns RAPID MICRO BIOSYSTEMS, INC.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from SEC filings.
Institutional ownership of RPID from SEC Form 13F filings across 22 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 22 institutions disclosed 2.9M shares of RAPID MICRO BIOSYSTEMS, INC. worth $5.0M — about 6% of shares outstanding; the largest disclosed holder is VANGUARD CAPITAL MANAGEMENT LLC. Source: SEC Form 13F filings, parsed by EvidInvest.
22
13F holders
$5.0M
value, 2026 filers
6%
of shares outstanding (2.9M sh)
3
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of RPID's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | VANGUARD CAPITAL MANAGEMENT LLC | 982,034 | $1.7M | 0.0% | 2% | -50.0% |
| 2 | Evernest Financial Advisors, LLC | 506,000 | $875,380 | 0.2% | 1% | +17.0% |
| 3 | Advent International, L.P. | 379,794 | $657,044 | 0.0% | 0.8% | -31.2% |
| 4 | MILLENNIUM MANAGEMENT LLC | 236,599 | $409,316 | 0.0% | 0.5% | -16.5% |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | 228,041 | $394,706 | 0.0% | 0.5% | -7.7% |
| 6 | BlackRock, Inc. | 189,832 | $328,410 | 0.0% | 0.4% | +20.7% |
| 7 | VANGUARD FIDUCIARY TRUST CO | 110,484 | $191,137 | 0.0% | 0.2% | +0.7% |
| 8 | SEI INVESTMENTS CO | 66,869 | $115,683 | 0.0% | 0.1% | -76.5% |
| 9 | NORTHERN TRUST CORP | 42,106 | $72,843 | 0.0% | 0.1% | -12.8% |
| 10 | MORGAN STANLEY | 27,587 | $47,726 | 0.0% | 0.1% | -5.5% |
| 11 | JANE STREET GROUP, LLC | 25,931 | $44,861 | 0.0% | 0.1% | -80.5% |
| 12 | HRT FINANCIAL LPNEW | 23,093 | $39 | 0.0% | 0% | new |
| 13 | CITADEL ADVISORS LLCNEW | 16,142 | $27,926 | 0.0% | 0% | new |
| 14 | OSAIC HOLDINGS, INC. | 14,300 | $24,739 | 0.0% | 0% | +2.1% |
| 15 | AMERICAN CENTURY COMPANIES INC | 11,638 | $20,134 | 0.0% | 0% | -31.2% |
| 16 | Vanguard Global Advisers, LLC | 11,630 | $20,120 | 0.0% | 0% | 0.0% |
| 17 | Larson Financial Group LLC | 8,395 | $14,523 | 0.0% | 0% | +52.9% |
| 18 | UBS Group AG | 6,607 | $11,430 | 0.0% | 0% | -41.3% |
| 19 | Tower Research Capital LLC (TRC)NEW | 1,900 | $3,287 | 0.0% | 0% | new |
| 20 | BARCLAYS PLC | 337 | $583 | 0.0% | 0% | -98.4% |
| 21 | JPMORGAN CHASE & CO | 109 | $189 | 0.0% | 0% | 0.0% |
| 22 | SBI Securities Co., Ltd. | 15 | $26 | 0.0% | 0% | 0.0% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.