Cartesian Therapeutics, Inc.
RNAC- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001453687
No open-market purchases or sales by Cartesian Therapeutics, Inc. insiders were filed in the last 90 days; 94 institutions reported holding it in 13F filings for Q2 2026, worth $90.4M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Cartesian Therapeutics, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 83
- +17 vs. Q4 2025
- Shares held
- 7.15M
- +2.53M (+54.8%) vs. Q4 2025
- Total value
- $43.9M
- +$10.6M (+31.9%) vs. Q4 2025
- New holders
- 28
- 28 more added
- Sold out
- 11
- 15 more reduced
1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting RNAC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 94 | $90.4M |
| Q1 2026 | 83 | $43.9M |
| Q4 2025 | 67 | $37.2M |
| Q3 2025 | 68 | $60.9M |
| Q2 2025 | 66 | $66.5M |
| Q1 2025 | 72 | $86.7M |
| Q4 2024 | 68 | $119.5M |
| Q3 2024 | 64 | $110.3M |
| Q2 2024 | 62 | $88.3M |
| Q1 2024 | 70 | $35.3M |
| Q4 2023 | 80 | $37.8M |
| Q3 2023 | 87 | $57.2M |
| Q2 2023 | 92 | $63.2M |
| Q1 2023 | 95 | $65.1M |
| Q4 2022 | 86 | $62.8M |
| Q3 2022 | 97 | $104.9M |
| Q2 2022 | 93 | $79.3M |
| Q1 2022 | 102 | $71.6M |
| Q4 2021 | 106 | $185.7M |
| Q3 2021 | 103 | $216.7M |
| Q2 2021 | 101 | $219.2M |
| Q1 2021 | 98 | $245.1M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Cartesian Therapeutics, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Squarepoint Ops LLC | 2,238,486 | $13.8M | 0.03% | +2,220,273+12,190.6% | Added |
| FMR LLC | 799,743 | $4.92M | 0.00% | −567,246−41.5% | Reduced |
| BlackRock, Inc. | 599,108 | $3.68M | 0.00% | −10,588−1.7% | Reduced |
| Vanguard Capital Management LLC | 407,597 | $2.51M | 0.00% | +407,597 | New |
| 683 Capital Management, LLC | 330,000 | $2.03M | 0.19% | +50,000+17.9% | Added |
| Millennium Management LLC | 284,317 | $1.75M | 0.00% | +119,951+73.0% | Added |
| Geode Capital Management, LLC | 263,694 | $1.62M | 0.00% | +8,155+3.2% | Added |
| Marshall Wace, LLP | 251,115 | $1.54M | 0.00% | +72,975+41.0% | Added |
| Erste Asset Management GmbH | 221,705 | $1.30M | 0.01% | −50,000−18.4% | Reduced |
| State Street Corp | 200,337 | $1.23M | 0.00% | +1,370+0.7% | Added |
| Privium Fund Management B.V. | 179,114 | $1.10M | 0.23% | +6,614+3.8% | Added |
| Two Sigma Investments, LP | 167,313 | $1.03M | 0.00% | +76,035+83.3% | Added |
| UBS Group AG | 136,840 | $841.6K | 0.00% | +69,499+103.2% | Added |
| Citadel Advisors LLC | 110,128 | $677.3K | 0.00% | +30,343+38.0% | Added |
| Jacobs Levy Equity Management, Inc | 101,534 | $624.4K | 0.00% | +5,735+6.0% | Added |
| Northern Trust Corp | 91,992 | $565.8K | 0.00% | +4,979+5.7% | Added |
| AQR Capital Management LLC | 84,020 | $516.7K | 0.00% | +84,020 | New |
| Vanguard Fiduciary Trust Co | 70,296 | $432.3K | 0.00% | +70,296 | New |
| Renaissance Technologies LLC | 67,300 | $413.9K | 0.00% | +26,200+63.7% | Added |
| Vanguard Portfolio Management LLC | 60,583 | $372.6K | 0.00% | +60,583 | New |
| Diametric Capital, LP | 38,069 | $234.1K | 0.06% | +38,069 | New |
| Nuveen, LLC | 37,451 | $230.3K | 0.00% | +12,954+52.9% | Added |
| Goldman Sachs Group Inc | 30,927 | $190.2K | 0.00% | +30,927 | New |
| XTX Topco Ltd | 30,055 | $184.8K | 0.00% | +19,817+193.6% | Added |
| Bank of New York Mellon Corp | 26,099 | $160.5K | 0.00% | +858+3.4% | Added |
| Bridgeway Capital Management, LLC | 25,000 | $153.8K | 0.00% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 24,929 | $153.3K | 0.00% | −371−1.5% | Reduced |
| Man Group plc | 23,699 | $145.7K | 0.00% | +23,699 | New |
| Acadian Asset Management LLC | 23,484 | $142.0K | 0.00% | +23,484 | New |
| Miller Financial Services LLC | 22,143 | $136.2K | 0.15% | +8,500+62.3% | Added |
| Ikarian Capital, LLC | 20,807 | $128.0K | 0.02% | 00.0% | Unchanged |
| Twin Focus Capital Partners, LLC | 19,500 | $119.9K | 0.01% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 12,765 | $92.0K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 14,805 | $91.1K | 0.00% | −8,489−36.4% | Reduced |
| Ameriprise Financial Inc | 13,416 | $82.5K | 0.00% | −6,390−32.3% | Reduced |
| Public Employees Retirement System of Ohio | 13,000 | $80.0K | 0.00% | −2,500−16.1% | Reduced |
| SEI Investments Co | 12,764 | $78.5K | 0.00% | +12,764 | New |
| Rhumbline Advisers | 12,360 | $76.0K | 0.00% | +221+1.8% | Added |
| Wedbush Securities Inc | 11,500 | $71.0K | 0.00% | +11,500 | New |
| BNP Paribas Arbitrage, SA | 9,950 | $61.2K | 0.00% | +7,536+312.2% | Added |
| Deutsche Bank AG | 8,116 | $49.9K | 0.00% | +40.0% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 5,253 | $32.3K | 0.00% | +133+2.6% | Added |
| CWM, LLC | 4,636 | $28.5K | 0.00% | +4,445+2,327.2% | Added |
| UBS Asset Management Americas Inc | 4,533 | $27.9K | 0.00% | +4,017+778.5% | Added |
| JPMorgan Chase & Co | 4,413 | $25.9K | 0.00% | −1,476−25.1% | Reduced |
| Wells Fargo & Company | 3,980 | $24.5K | 0.00% | −7,782−66.2% | Reduced |
| New York State Common Retirement Fund | 3,902 | $24.0K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 3,715 | $22.8K | 0.00% | +3,715 | New |
| Vanguard Global Advisers, LLC | 3,630 | $22.3K | 0.00% | +3,630 | New |
| Barclays PLC | 3,307 | $20.3K | 0.00% | −14,344−81.3% | Reduced |
| Forum Finance Group S.A. | 3,900 | $20.0K | 0.01% | +3,900 | New |
| Police & Firemen's Retirement System of New Jersey | 2,939 | $18.1K | 0.00% | 00.0% | Unchanged |
| Strategic Wealth Partners, Ltd. | 2,029 | $12.5K | 0.00% | +2,029 | New |
| Tower Research Capital LLC (TRC) | 1,747 | $10.7K | 0.00% | −632−26.6% | Reduced |
| Alerus Financial NA | 1,000 | $6.15K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 915 | $5.63K | 0.00% | −23−2.5% | Reduced |
| Russell Investments Group, Ltd. | 849 | $5.22K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 812 | $4.99K | 0.00% | +812 | New |
| Ameritas Investment Partners, Inc. | 708 | $4.35K | 0.00% | 00.0% | Unchanged |
| Essential Partners LLC | 597 | $3.67K | 0.00% | +597 | New |
| California State Teachers Retirement System | 567 | $3.49K | 0.00% | −78−12.1% | Reduced |
| Citigroup Inc | 495 | $3.04K | 0.00% | +257+108.0% | Added |
| Sterling Capital Management LLC | 313 | $1.93K | 0.00% | −331−51.4% | Reduced |
| Advisor Group Holdings, Inc. | 302 | $1.85K | 0.00% | +195+182.2% | Added |
| EverSource Wealth Advisors, LLC | 253 | $1.56K | 0.00% | +247+4,116.7% | Added |
| UMA Financial Services, Inc. | 144 | $886 | 0.00% | +144 | New |
| Allworth Financial LP | 126 | $775 | 0.00% | +126 | New |
| Optiver Holding B.V. | 104 | $640 | 0.00% | +24+30.0% | Added |
| Activest Wealth Management | 66 | $406 | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 62 | $381 | 0.00% | +62 | New |
| Farther Finance Advisors, LLC | 57 | $364 | 0.00% | +57 | New |
| SBI Securities Co., Ltd. | 49 | $301 | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 40 | $246 | 0.00% | +40 | New |
| The PNC Financial Services Group, Inc. | 36 | $221 | 0.00% | +31+620.0% | Added |
| True Wealth Design, LLC | 28 | $173 | 0.00% | +28 | New |
| MAI Capital Management | 24 | $148 | 0.00% | +24 | New |
| SRS Capital Advisors, Inc. | 19 | $117 | 0.00% | +19 | New |
| Root Financial Partners, LLC | 14 | $86 | 0.00% | +14 | New |
| Parallel Advisors, LLC | 103 | $18 | 0.00% | 00.0% | Unchanged |
| SJS Investment Consulting Inc. | 2 | $13 | 0.00% | +2 | New |
| Caitong International Asset Management Co., Ltd | 2 | $12 | 0.00% | +2 | New |
| Wealth Preservation Advisors, LLC | 1 | $6 | 0.00% | +1 | New |
| Royal Bank of Canada | 70 | $0 | 0.00% | −836−92.3% | Reduced |
| Bank of America Corp | 0 | $0 | 0.00% | −113,092−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −77,227−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −43,878−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −33,871−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −24,808−100.0% | Sold out |
| Jain Global LLC | 0 | $0 | 0.00% | −16,724−100.0% | Sold out |
| R Squared Ltd | 0 | $0 | 0.00% | −10,308−100.0% | Sold out |
| Quest Partners LLC | 0 | $0 | 0.00% | −6,924−100.0% | Sold out |
| Amalgamated Bank | 0 | $0 | 0.00% | −330−100.0% | Sold out |
| Jones Financial Companies LLLP | 0 | $0 | 0.00% | −200−100.0% | Sold out |
| SageView Advisory Group, LLC | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |