Artiva Biotherapeutics, Inc. - ARTV
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| RA CAPITAL MANAGEMENT, L.P. | History | No change | 9,853,302 | 63,455 | 0.67% | 0.43% | 1 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| 5AM Venture Management, LLC | History | No change | 2,353,304 | 15,155 | 4.21% | 3.17% | 2 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Venrock Adviser, LLC | History | No change | 1,609,569 | 10,365 | 0.39% | 0.34% | 3 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| venBio Partners LLC | History | Reduced | 531,337 | 3,421 | 1.22% | 1.29% | 4 | -117,170 | -18.07% | Q1 2026 | May 15, 2026 |
| FRANKLIN RESOURCES INC | History | No change | 520,327 | 3,350 | 0.0% | 0.0% | 5 | 0 | 0.0% | Q1 2026 | May 13, 2026 |
| Revelation Capital Management, LLC | History | No change | 299,311 | 1,927 | 2.86% | 1.54% | 6 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| BlackRock, Inc. | History | Added to | 213,388 | 1,374 | 0.0% | 0.0% | 7 | +850 | 0.4% | Q1 2026 | May 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | History | New | 207,686 | 1,337 | 0.0% | — | 8 | +207,686 | New | Q1 2026 | May 15, 2026 |
| WELLINGTON MANAGEMENT GROUP LLP | History | No change | 194,108 | 1,250 | 0.0% | 0.0% | 9 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| VANGUARD GROUP INC | History | No change | 246,006 | 1,055 | 0.0% | 0.0% | 10 | 0 | 0.0% | Q4 2025 | Jan 29, 2026 |
| Propel Bio Management, LLC | History | New | 146,369 | 949 | 0.6% | — | 11 | +146,369 | New | Q1 2026 | May 14, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | Reduced | 123,270 | 793 | 0.0% | 0.0% | 12 | -93,827 | -43.22% | Q1 2026 | May 15, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | Reduced | 115,041 | 740 | 0.0% | 0.0% | 13 | -29,823 | -20.59% | Q1 2026 | May 15, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Added to | 101,695 | 655 | 0.0% | 0.0% | 14 | +578 | 0.57% | Q1 2026 | May 15, 2026 |
| Alyeska Investment Group, L.P. | History | No change | 100,000 | 644 | 0.0% | 0.0% | 15 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | Reduced | 80,038 | 515 | 0.0% | 0.0% | 16 | -36,162 | -31.12% | Q1 2026 | May 14, 2026 |
| JANE STREET GROUP, LLC | History | Reduced | 39,496 | 254 | 0.0% | 0.0% | 17 | -1,175 | -2.89% | Q1 2026 | May 12, 2026 |
| STATE STREET CORP | History | No change | 35,824 | 230 | 0.0% | 0.0% | 18 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | History | No change | 35,000 | 225 | 0.0% | 0.0% | 19 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| VANGUARD FIDUCIARY TRUST CO | History | New | 32,810 | 211 | 0.0% | — | 20 | +32,810 | New | Q1 2026 | May 08, 2026 |
| PANAGORA ASSET MANAGEMENT INC | History | New | 30,702 | 197 | 0.0% | — | 21 | +30,702 | New | Q1 2026 | May 14, 2026 |
| Velan Capital Investment Management LP | History | New | 25,000 | 161 | 0.1% | — | 22 | +25,000 | New | Q1 2026 | May 15, 2026 |
| Simplify Asset Management Inc. | History | New | 23,230 | 149 | 0.0% | — | 23 | +23,230 | New | Q1 2026 | Apr 27, 2026 |
| Sanctuary Advisors, LLC | History | New | 21,581 | 138 | 0.0% | — | 24 | +21,581 | New | Q1 2026 | May 05, 2026 |
| BAILARD, INC. | History | New | 20,700 | 133 | 0.0% | — | 25 | +20,700 | New | Q1 2026 | May 11, 2026 |
| DIMENSIONAL FUND ADVISORS LP | History | New | 20,370 | 131 | 0.0% | — | 26 | +20,370 | New | Q1 2026 | May 07, 2026 |
| XTX Topco Ltd | History | New | 20,270 | 130 | 0.0% | — | 27 | +20,270 | New | Q1 2026 | May 15, 2026 |
| MORGAN STANLEY | History | Reduced | 16,377 | 105 | 0.0% | 0.0% | 28 | -10,695 | -39.51% | Q1 2026 | May 15, 2026 |
| CITADEL ADVISORS LLC | History | New | 15,870 | 102 | 0.0% | — | 29 | +15,870 | New | Q1 2026 | May 15, 2026 |
| NORTHERN TRUST CORP | History | New | 12,208 | 78 | 0.0% | — | 30 | +12,208 | New | Q1 2026 | May 14, 2026 |
| OMERS ADMINISTRATION Corp | History | Reduced | 11,400 | 73 | 0.0% | 0.0% | 32 | -9,700 | -45.97% | Q1 2026 | May 15, 2026 |
| GOLDMAN SACHS GROUP INC | History | Reduced | 11,465 | 73 | 0.0% | 0.0% | 31 | -595 | -4.93% | Q1 2026 | May 15, 2026 |
| Russell Investments Group, Ltd. | History | No change | 5,491 | 35 | 0.0% | 0.0% | 33 | 0 | 0.0% | Q1 2026 | May 08, 2026 |
| FMR LLC | History | Reduced | 3,529 | 22 | 0.0% | 0.0% | 34 | -29 | -0.82% | Q1 2026 | May 15, 2026 |
| UBS Group AG | History | Reduced | 1,527 | 9 | 0.0% | 0.0% | 36 | -35,346 | -95.86% | Q1 2026 | May 05, 2026 |
| WELLS FARGO & COMPANY/MN | History | No change | 1,500 | 9 | 0.0% | 0.0% | 35 | 0 | 0.0% | Q1 2026 | May 11, 2026 |
| MARK SHEPTOFF FINANCIAL PLANNING, LLC | History | No change | 400 | 4 | 0.0% | 0.0% | 37 | 0 | 0.0% | Q1 2026 | May 11, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | No change | 542 | 3 | 0.0% | 0.0% | 38 | 0 | 0.0% | Q1 2026 | May 12, 2026 |
| ROYAL BANK OF CANADA | History | Reduced | 188 | 1 | 0.0% | 0.0% | 40 | -151 | -44.54% | Q1 2026 | May 15, 2026 |
| JPMORGAN CHASE & CO | History | Added to | 223 | 1 | 0.0% | — | 39 | +36 | 19.25% | Q1 2026 | May 13, 2026 |
| MARSHALL WACE, LLP | History | Closed out | 0 | 0 | — | 0.0% | — | -79,559 | -100.0% | Q1 2026 | May 14, 2026 |
| Scientech Research LLC | History | Closed out | 0 | 0 | — | 0.07% | — | -27,757 | -100.0% | Q1 2026 | May 15, 2026 |
| PRELUDE CAPITAL MANAGEMENT, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -10,691 | -100.0% | Q1 2026 | May 15, 2026 |
| Tower Research Capital LLC (TRC) | History | Closed out | 0 | 0 | — | 0.0% | — | -1,103 | -100.0% | Q1 2026 | May 15, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Closed out | 0 | 0 | — | — | — | -113 | -100.0% | Q1 2026 | May 15, 2026 |
| OSAIC HOLDINGS, INC. | History | Reduced | 18 | 0 | — | — | — | -14 | -43.75% | Q1 2026 | May 15, 2026 |