Cartesian Therapeutics, Inc. - RNAC
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Squarepoint Ops LLC | History | Added to | 2,238,486 | 13,766 | 0.02% | 0.0% | 1 | +2,220,273 | 12190.59% | Q1 2026 | May 15, 2026 |
| FMR LLC | History | Reduced | 799,743 | 4,918 | 0.0% | 0.0% | 2 | -567,246 | -41.5% | Q1 2026 | May 15, 2026 |
| VANGUARD GROUP INC | History | No change | 541,228 | 3,902 | 0.0% | 0.0% | 3 | 0 | 0.0% | Q4 2025 | Jan 29, 2026 |
| BlackRock, Inc. | History | Reduced | 599,108 | 3,684 | 0.0% | 0.0% | 4 | -10,588 | -1.74% | Q1 2026 | May 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | History | New | 407,597 | 2,506 | 0.0% | — | 5 | +407,597 | New | Q1 2026 | May 15, 2026 |
| 683 Capital Management, LLC | History | Added to | 330,000 | 2,029 | 0.11% | 0.09% | 6 | +50,000 | 17.86% | Q1 2026 | May 15, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | Added to | 284,317 | 1,748 | 0.0% | 0.0% | 7 | +119,951 | 72.98% | Q1 2026 | May 15, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Added to | 263,694 | 1,621 | 0.0% | 0.0% | 8 | +8,155 | 3.19% | Q1 2026 | May 15, 2026 |
| MARSHALL WACE, LLP | History | Added to | 251,115 | 1,544 | 0.0% | 0.0% | 9 | +72,975 | 40.96% | Q1 2026 | May 14, 2026 |
| Erste Asset Management GmbH | History | Reduced | 221,705 | 1,303 | 0.01% | 0.02% | 10 | -50,000 | -18.4% | Q1 2026 | May 11, 2026 |
| STATE STREET CORP | History | Added to | 200,337 | 1,232 | 0.0% | 0.0% | 11 | +1,370 | 0.69% | Q1 2026 | May 15, 2026 |
| Privium Fund Management B.V. | History | Added to | 179,114 | 1,101 | 0.23% | 0.23% | 12 | +6,614 | 3.83% | Q1 2026 | May 05, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | Added to | 167,313 | 1,028 | 0.0% | 0.0% | 13 | +76,035 | 83.3% | Q1 2026 | May 15, 2026 |
| UBS Group AG | History | Added to | 136,840 | 841 | 0.0% | 0.0% | 14 | +69,499 | 103.2% | Q1 2026 | May 05, 2026 |
| CITADEL ADVISORS LLC | History | Added to | 110,128 | 677 | 0.0% | 0.0% | 15 | +30,343 | 38.03% | Q1 2026 | May 15, 2026 |
| JACOBS LEVY EQUITY MANAGEMENT, INC | History | Added to | 101,534 | 624 | 0.0% | 0.0% | 16 | +5,735 | 5.99% | Q1 2026 | May 15, 2026 |
| NORTHERN TRUST CORP | History | Added to | 91,992 | 565 | 0.0% | 0.0% | 17 | +4,979 | 5.72% | Q1 2026 | May 14, 2026 |
| AQR CAPITAL MANAGEMENT LLC | History | New | 84,020 | 516 | 0.0% | — | 18 | +84,020 | New | Q1 2026 | May 15, 2026 |
| VANGUARD FIDUCIARY TRUST CO | History | New | 70,296 | 432 | 0.0% | — | 19 | +70,296 | New | Q1 2026 | May 08, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | Added to | 67,300 | 413 | 0.0% | 0.0% | 20 | +26,200 | 63.75% | Q1 2026 | May 14, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | History | New | 60,583 | 372 | 0.0% | — | 21 | +60,583 | New | Q1 2026 | May 08, 2026 |
| Diametric Capital, LP | History | New | 38,069 | 234 | 0.06% | — | 22 | +38,069 | New | Q1 2026 | May 15, 2026 |
| Nuveen, LLC | History | Added to | 37,451 | 230 | 0.0% | 0.0% | 23 | +12,954 | 52.88% | Q1 2026 | Apr 30, 2026 |
| GOLDMAN SACHS GROUP INC | History | New | 30,927 | 190 | 0.0% | — | 24 | +30,927 | New | Q1 2026 | May 15, 2026 |
| XTX Topco Ltd | History | Added to | 30,055 | 184 | 0.0% | 0.0% | 25 | +19,817 | 193.56% | Q1 2026 | May 15, 2026 |
| TWO SIGMA ADVISERS, LP | History | No change | 24,808 | 178 | 0.0% | 0.0% | 26 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| Bank of New York Mellon Corp | History | Added to | 26,099 | 160 | 0.0% | 0.0% | 27 | +858 | 3.4% | Q1 2026 | May 05, 2026 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | History | Reduced | 24,929 | 153 | 0.0% | 0.0% | 28 | -371 | -1.47% | Q1 2026 | May 15, 2026 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | History | No change | 25,000 | 153 | 0.0% | 0.0% | 29 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Man Group plc | History | New | 23,699 | 145 | 0.0% | — | 30 | +23,699 | New | Q1 2026 | May 15, 2026 |
| ACADIAN ASSET MANAGEMENT LLC | History | New | 23,484 | 142 | 0.0% | — | 31 | +23,484 | New | Q1 2026 | May 13, 2026 |
| Miller Financial Services LLC | History | Added to | 22,143 | 136 | 0.15% | 0.11% | 32 | +8,500 | 62.3% | Q1 2026 | May 01, 2026 |
| Ikarian Capital, LLC | History | No change | 20,807 | 127 | 0.01% | 0.01% | 33 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| TWIN FOCUS CAPITAL PARTNERS, LLC | History | No change | 19,500 | 119 | 0.01% | 0.02% | 34 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| ALLIANCEBERNSTEIN L.P. | History | No change | 12,765 | 92 | 0.0% | 0.0% | 35 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| MORGAN STANLEY | History | Reduced | 14,805 | 91 | 0.0% | 0.0% | 36 | -8,489 | -36.44% | Q1 2026 | May 15, 2026 |
| AMERIPRISE FINANCIAL INC | History | Reduced | 13,416 | 82 | 0.0% | 0.0% | 37 | -6,390 | -32.26% | Q1 2026 | May 15, 2026 |
| PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO | History | Reduced | 13,000 | 79 | 0.0% | 0.0% | 38 | -2,500 | -16.13% | Q1 2026 | May 14, 2026 |
| SEI INVESTMENTS CO | History | New | 12,764 | 78 | 0.0% | — | 39 | +12,764 | New | Q1 2026 | May 13, 2026 |
| RHUMBLINE ADVISERS | History | Added to | 12,360 | 76 | 0.0% | 0.0% | 40 | +221 | 1.82% | Q1 2026 | May 12, 2026 |
| WEDBUSH SECURITIES INC | History | New | 11,500 | 71 | 0.0% | — | 41 | +11,500 | New | Q1 2026 | Apr 21, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | Added to | 9,950 | 61 | 0.0% | 0.0% | 42 | +7,536 | 312.18% | Q1 2026 | May 12, 2026 |
| DEUTSCHE BANK AG\ | History | Added to | 8,116 | 49 | 0.0% | 0.0% | 43 | +4 | 0.05% | Q1 2026 | May 06, 2026 |
| AlphaQuest LLC | History | No change | 6,924 | 49 | 0.0% | 0.0% | 44 | 0 | 0.0% | Q4 2025 | Feb 09, 2026 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | History | Added to | 5,253 | 32 | 0.0% | 0.0% | 45 | +133 | 2.6% | Q1 2026 | May 15, 2026 |
| CWM, LLC | History | Added to | 4,636 | 28 | 0.0% | 0.0% | 46 | +4,445 | 2327.23% | Q1 2026 | May 14, 2026 |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | History | Added to | 4,533 | 27 | 0.0% | 0.0% | 47 | +4,017 | 778.49% | Q1 2026 | May 13, 2026 |
| JPMORGAN CHASE & CO | History | Reduced | 4,413 | 25 | 0.0% | 0.0% | 48 | -1,476 | -25.06% | Q1 2026 | May 13, 2026 |
| WELLS FARGO & COMPANY/MN | History | Reduced | 3,980 | 24 | 0.0% | 0.0% | 49 | -7,782 | -66.16% | Q1 2026 | May 11, 2026 |
| NEW YORK STATE COMMON RETIREMENT FUND | History | No change | 3,902 | 23 | 0.0% | 0.0% | 50 | 0 | 0.0% | Q1 2026 | May 06, 2026 |
| Mirae Asset Global Investments Co., Ltd. | History | New | 3,715 | 22 | 0.0% | — | 51 | +3,715 | New | Q1 2026 | May 04, 2026 |
| Vanguard Global Advisers, LLC | History | New | 3,630 | 22 | 0.0% | — | 52 | +3,630 | New | Q1 2026 | May 08, 2026 |
| BARCLAYS PLC | History | Reduced | 3,307 | 20 | 0.0% | 0.0% | 53 | -14,344 | -81.26% | Q1 2026 | May 14, 2026 |
| Forum Finance Group S.A. | History | New | 3,900 | 20 | 0.01% | — | 54 | +3,900 | New | Q1 2026 | May 07, 2026 |
| Police & Firemen's Retirement System of New Jersey | History | No change | 2,939 | 18 | 0.0% | 0.0% | 55 | 0 | 0.0% | Q1 2026 | Apr 29, 2026 |
| Strategic Wealth Partners, Ltd. | History | New | 2,029 | 12 | 0.0% | — | 56 | +2,029 | New | Q1 2026 | May 12, 2026 |
| Tower Research Capital LLC (TRC) | History | Reduced | 1,747 | 10 | 0.0% | 0.0% | 57 | -632 | -26.57% | Q1 2026 | May 15, 2026 |
| ALERUS FINANCIAL NA | History | No change | 1,000 | 6 | 0.0% | 0.0% | 58 | 0 | 0.0% | Q1 2026 | May 12, 2026 |
| SIMPLEX TRADING, LLC | History | New | 900 | 5 | 0.0% | — | 61 | +900 | New | Q1 2026 | May 14, 2026 |
| Legal & General Group Plc | History | Reduced | 915 | 5 | 0.0% | 0.0% | 59 | -23 | -2.45% | Q1 2026 | May 08, 2026 |
| Russell Investments Group, Ltd. | History | No change | 849 | 5 | 0.0% | 0.0% | 60 | 0 | 0.0% | Q1 2026 | May 08, 2026 |
| GAMMA Investing LLC | History | New | 812 | 4 | 0.0% | — | 63 | +812 | New | Q1 2026 | Apr 06, 2026 |
| Ameritas Investment Partners, Inc. | History | No change | 708 | 4 | 0.0% | 0.0% | 62 | 0 | 0.0% | Q1 2026 | May 13, 2026 |
| Essential Partners LLC | History | New | 597 | 3 | 0.0% | — | 66 | +597 | New | Q1 2026 | May 21, 2026 |
| CITIGROUP INC | History | Added to | 495 | 3 | 0.0% | 0.0% | 64 | +257 | 107.98% | Q1 2026 | May 11, 2026 |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | History | Reduced | 567 | 3 | 0.0% | 0.0% | 65 | -78 | -12.09% | Q1 2026 | May 15, 2026 |
| Sterling Capital Management LLC | History | Reduced | 313 | 1 | 0.0% | 0.0% | 67 | -331 | -51.4% | Q1 2026 | Apr 22, 2026 |
| EverSource Wealth Advisors, LLC | History | Added to | 253 | 1 | 0.0% | — | 69 | +247 | 4116.67% | Q1 2026 | May 15, 2026 |
| OSAIC HOLDINGS, INC. | History | Added to | 302 | 1 | 0.0% | — | 68 | +195 | 182.24% | Q1 2026 | May 15, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Closed out | 0 | 0 | — | 0.0% | — | -113,092 | -100.0% | Q1 2026 | May 15, 2026 |
| GSA CAPITAL PARTNERS LLP | History | Closed out | 0 | 0 | — | 0.05% | — | -77,227 | -100.0% | Q1 2026 | May 08, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | Closed out | 0 | 0 | — | 0.0% | — | -60,200 | -100.0% | Q1 2026 | May 15, 2026 |
| Walleye Capital LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -43,878 | -100.0% | Q1 2026 | May 13, 2026 |
| Point72 Asset Management, L.P. | History | Closed out | 0 | 0 | — | 0.0% | — | -33,871 | -100.0% | Q1 2026 | May 15, 2026 |
| JANE STREET GROUP, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -19,100 | -100.0% | Q1 2026 | May 12, 2026 |
| Jain Global LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -16,724 | -100.0% | Q1 2026 | May 15, 2026 |
| R Squared Ltd | History | Closed out | 0 | 0 | — | 0.03% | — | -10,308 | -100.0% | Q1 2026 | Apr 29, 2026 |
| ROYAL BANK OF CANADA | History | Reduced | 70 | 0 | — | 0.0% | — | -836 | -92.27% | Q1 2026 | May 15, 2026 |
| AMALGAMATED BANK | History | Closed out | 0 | 0 | — | 0.0% | — | -330 | -100.0% | Q1 2026 | May 08, 2026 |
| JONES FINANCIAL COMPANIES LLLP | History | Closed out | 0 | 0 | — | 0.0% | — | -200 | -100.0% | Q1 2026 | May 15, 2026 |
| Physician Wealth Advisors, Inc. | History | New | 144 | 0 | — | — | — | +144 | New | Q1 2026 | Apr 24, 2026 |
| Allworth Financial LP | History | New | 126 | 0 | — | — | — | +126 | New | Q1 2026 | May 14, 2026 |
| IFP Advisors, Inc | History | New | 62 | 0 | — | — | — | +62 | New | Q1 2026 | Apr 13, 2026 |
| Farther Finance Advisors, LLC | History | New | 57 | 0 | — | — | — | +57 | New | Q1 2026 | Apr 07, 2026 |
| ROTHSCHILD INVESTMENT LLC | History | New | 40 | 0 | — | — | — | +40 | New | Q1 2026 | May 07, 2026 |
| PNC FINANCIAL SERVICES GROUP, INC. | History | Added to | 36 | 0 | — | — | — | +31 | 620.0% | Q1 2026 | May 08, 2026 |
| True Wealth Design, LLC | History | New | 28 | 0 | — | — | — | +28 | New | Q1 2026 | Apr 13, 2026 |
| Optiver Holding B.V. | History | Added to | 104 | 0 | — | — | — | +24 | 30.0% | Q1 2026 | Jun 02, 2026 |
| MAI Capital Management | History | New | 24 | 0 | — | — | — | +24 | New | Q1 2026 | May 15, 2026 |
| Arax Advisory Partners | History | New | 19 | 0 | — | — | — | +19 | New | Q1 2026 | May 13, 2026 |
| Root Financial Partners, LLC | History | New | 14 | 0 | — | — | — | +14 | New | Q1 2026 | Apr 24, 2026 |
| SJS Investment Consulting Inc. | History | New | 2 | 0 | — | — | — | +2 | New | Q1 2026 | Apr 23, 2026 |
| Caitong International Asset Management Co., Ltd | History | New | 2 | 0 | — | — | — | +2 | New | Q1 2026 | May 11, 2026 |
| Wealth Preservation Advisors, LLC | History | New | 1 | 0 | — | — | — | +1 | New | Q1 2026 | May 15, 2026 |
| Parallel Advisors, LLC | History | No change | 103 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | Jun 02, 2026 |
| SBI Securities Co., Ltd. | History | No change | 49 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | Apr 27, 2026 |
| Activest Wealth Management | History | No change | 66 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | Apr 15, 2026 |
| SageView Advisory Group, LLC | History | No change | 3 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |