Who owns Cartesian Therapeutics, Inc.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of RNAC from SEC Form 13F filings across 94 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, 94 institutions disclosed 8.7M shares of Cartesian Therapeutics, Inc. worth $90.4M — about 29.5% of shares outstanding; the largest disclosed holder is Squarepoint Ops LLC. Source: SEC Form 13F filings, parsed by EvidInvest.
94
13F holders
$90.4M
value, 2026 filers
29.5%
of shares outstanding (8.7M sh)
24
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 RNAC's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | Squarepoint Ops LLC | 2.3M | $23.5M | 0.0% | 7.7% | +0.7% |
| 2 | BlackRock, Inc. | 819,239 | $8.5M | 0.0% | 2.8% | +36.7% |
| 3 | 683 Capital Management, LLC | 650,000 | $6.8M | 0.3% | 2.2% | +97.0% |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 555,823 | $5.8M | 0.0% | 1.9% | +36.4% |
| 5 | FMR LLC | 368,429 | $3.8M | 0.0% | 1.3% | -53.9% |
| 6 | GEODE CAPITAL MANAGEMENT, LLC | 356,525 | $3.7M | 0.0% | 1.2% | +35.2% |
| 7 | AQR CAPITAL MANAGEMENT LLC | 356,456 | $3.7M | 0.0% | 1.2% | +324.3% |
| 8 | MILLENNIUM MANAGEMENT LLC | 309,887 | $3.2M | 0.0% | 1.1% | +9.0% |
| 9 | TWO SIGMA INVESTMENTS, LP | 296,293 | $3.1M | 0.0% | 1% | +77.1% |
| 10 | STATE STREET CORP | 249,212 | $2.6M | 0.0% | 0.8% | +24.4% |
| 11 | MARSHALL WACE, LLP | 232,919 | $2.4M | 0.0% | 0.8% | -7.2% |
| 12 | UBS Group AG | 208,647 | $2.2M | 0.0% | 0.7% | +52.5% |
| 13 | Jupiter Topco LLCNEW | 200,905 | $2.1M | 0.0% | 0.7% | new |
| 14 | Privium Fund Management B.V. | 151,675 | $1.6M | 0.3% | 0.5% | -15.3% |
| 15 | NORTHERN TRUST CORP | 105,698 | $1.1M | 0.0% | 0.4% | +14.9% |
| 16 | ADAR1 Capital Management, LLCNEW | 98,877 | $1.0M | 0.0% | 0.3% | new |
| 17 | VANGUARD FIDUCIARY TRUST CO | 91,854 | $957,119 | 0.0% | 0.3% | +30.7% |
| 18 | VANGUARD PORTFOLIO MANAGEMENT LLC | 87,317 | $909,843 | 0.0% | 0.3% | +44.1% |
| 19 | DIADEMA PARTNERS LPNEW | 87,057 | $907,134 | 0.1% | 0.3% | new |
| 20 | BANK OF AMERICA CORP /DE/NEW | 84,624 | $881,782 | 0.0% | 0.3% | new |
| 21 | Walleye Capital LLCNEW | 81,828 | $852,648 | 0.0% | 0.3% | new |
| 22 | GOLDMAN SACHS GROUP INC | 80,572 | $839,560 | 0.0% | 0.3% | +160.5% |
| 23 | Jump Financial, LLCNEW | 66,800 | $696,056 | 0.0% | 0.2% | new |
| 24 | BNP PARIBAS FINANCIAL MARKETS | 63,977 | $666,640 | 0.0% | 0.2% | +543.0% |
| 25 | Nuveen, LLC | 63,454 | $661,191 | 0.0% | 0.2% | +69.4% |
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.