Y-Mabs TherapeuticsYMAB
13F holders, Q3 2024 (September 30)At the end of Q3 2024, 105 institutions reported holding Y-Mabs Therapeutics Inc. (YMAB) in their 13F filings, up 9 from Q2 2024. 18 opened new positions and 10 sold out. The largest holders were Paradigm Biocapital Advisors LP ($53.7M), BlackRock, Inc. ($39.8M) and Sofinnova Investments, Inc. ($28.9M). 6 famous investors held it, including David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio), Steve Cohen (0.0% of Point72 Asset Management's portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Y-Mabs Therapeutics Inc.
- CUSIP
- 984241109
- Latest filing quarter
- Q3 2025
History
Number of 13F holders
Total Exit/New Position Q2 2024 → Q3 2024
| Institutions | Total Value | |
|---|---|---|
| New Positions | 18 | $12.3M |
| Exits | 10 | $1.9M |
All 13F filers, Q2 2024 → Q3 2024: 2,939,255 shares bought and 1,638,063 shares sold, net +1,301,192 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 105 holders
| Paradigm Biocapital Advisors LP | 1.88% | Add +5.6% | 4,086,346 | $53.7M |
| BlackRock, Inc. | 0.00% | — | 3,025,235 | $39.8M |
| Sofinnova Investments, Inc. | 2.39% | No change | 2,194,278 | $28.9M |
| Vanguard Group Inc. | 0.00% | Add +4.0% | 2,035,363 | $26.8M |
| Polar Capital Holdings Plc | 0.12% | No change | 1,831,000 | $24.1M |
| Cormorant Asset Management, LP | 1.01% | No change | 1,450,000 | $19.1M |
| State Street Corp. | 0.00% | Add +50.4% | 1,209,781 | $15.9M |
| Caligan Partners LP | 4.98% | Add +105.3% | 1,195,253 | $15.7M |
| Geode Capital Management, LLC | 0.00% | Add +6.3% | 813,489 | $10.7M |
| Logos Global Management LP | 1.18% | New | 800,000 | $10.5M |
| D. E. Shaw & Co. | 0.01% | Reduce -15.0% | 787,536 | $10.4M |
| Pictet Asset Management Holding SA | 0.01% | Add +4.3% | 687,980 | $9.0M |
| Boothbay Fund Management, LLC | 0.24% | Add +50.9% | 557,429 | $7.3M |
| Dimensional Fund Advisors LP | 0.00% | Reduce -1.4% | 477,664 | $6.3M |
| Soleus Capital Management, L.P. | 0.44% | Reduce -38.3% | 399,982 | $5.3M |
| Northern Trust Corp. | 0.00% | Add +6.1% | 337,287 | $4.4M |
| Charles Schwab Investment Management Inc. | 0.00% | Add +9.4% | 279,577 | $3.7M |
| Citadel Advisors | 0.00% | Add +4.9% | 274,547 | $3.6M |
| Morgan Stanley | 0.00% | Add +22.4% | 248,722 | $3.3M |
| Goldman Sachs Group Inc. | 0.00% | Add +60.5% | 222,600 | $2.9M |
| Squarepoint Ops LLC | 0.01% | Add +22.6% | 154,931 | $2.0M |
| Jacobs Levy Equity Management, Inc. | 0.01% | No change | 149,681 | $2.0M |
| Wellington Management Group LLP | 0.00% | Reduce -14.8% | 136,714 | $1.8M |
| Nuveen Asset Management, LLC | 0.00% | No change | 112,483 | $1.5M |
| Rice Hall James & Associates, LLC | 0.08% | Add +21.1% | 108,684 | $1.4M |
| Acadian Asset Management LLC | 0.00% | Reduce -67.3% | 105,777 | $1.4M |
| Point72 Asset Management | 0.00% | Reduce -73.4% | 95,383 | $1.3M |
| Connor, Clark & Lunn Investment Management Ltd. | 0.01% | Reduce -46.5% | 94,225 | $1.2M |
| Bank of New York Mellon Corp | 0.00% | Reduce -24.3% | 91,555 | $1.2M |
| Two Sigma Advisers, LP | 0.00% | Reduce -13.0% | 85,000 | $1.1M |
| Bank of America Corp. | 0.00% | Add +78.4% | 79,720 | $1.0M |
| Bridgeway Capital Management, LLC | 0.02% | No change | 76,000 | $999K |
| Franklin Resources Inc. | 0.00% | Add +0.5% | 67,289 | $978K |
| Millennium Management | 0.00% | Reduce -79.5% | 71,586 | $941K |
| Barclays PLC | 0.00% | Add +433.4% | 69,222 | $910K |
| Two Sigma Investments, LP | 0.00% | Add +9.5% | 67,141 | $883K |
| Swiss National Bank | 0.00% | No change | 60,300 | $793K |
| Campbell & CO Investment Adviser LLC | 0.06% | Reduce -8.8% | 56,590 | $744K |
| State of Wisconsin Investment Board | 0.00% | Add +35.1% | 55,668 | $732K |
| Alliancebernstein L.P. | 0.00% | Reduce -5.8% | 54,780 | $720K |
| Rhumbline Advisers | 0.00% | Reduce -3.8% | 52,315 | $688K |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Reduce -23.5% | 44,591 | $586K |
| UBS Group AG | 0.00% | Add +134.6% | 44,586 | $586K |
| Federated Hermes, Inc. | 0.00% | No change | 44,474 | $585K |
| Sapient Capital LLC | 0.01% | No change | 43,700 | $575K |
| STRS Ohio | 0.00% | No change | 43,400 | $571K |
| FMR LLC | 0.00% | Add +23.1% | 36,416 | $479K |
| Rafferty Asset Management, LLC | 0.00% | New | 35,077 | $461K |
| Alps Advisors Inc. | 0.00% | Add +0.0% | 34,231 | $450K |
| Legal & General Group Plc | 0.00% | Add +3.4% | 33,804 | $445K |
| Prudential Financial Inc. | 0.00% | Reduce -51.2% | 30,625 | $403K |
| JPMorgan Chase & Co. | 0.00% | Add +10.4% | 30,335 | $399K |
| California State Teachers Retirement System | 0.00% | Reduce -3.2% | 29,481 | $388K |
| Renaissance Technologies | 0.00% | Reduce -56.8% | 27,900 | $367K |
| Citigroup Inc. | 0.00% | Add +205.0% | 27,359 | $360K |
| Virtus Advisers, LLC | 0.17% | No change | 27,332 | $359K |
| AQR Capital Management | 0.00% | Add +24.3% | 27,247 | $358K |
| BNP Paribas Financial Markets | 0.00% | Reduce -2.0% | 26,419 | $347K |
| T. Rowe Price Associates Inc. | 0.00% | Add +1.2% | 22,537 | $297K |
| MetLife Investment Management, LLC | 0.00% | No change | 22,141 | $291K |
| Deutsche Bank AG | 0.00% | Reduce -6.0% | 21,194 | $279K |
| Principal Financial Group Inc. | 0.00% | New | 20,294 | $267K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Add +13.3% | 20,273 | $267K |
| Corebridge Financial, Inc. | 0.00% | Reduce -0.6% | 19,666 | $259K |
| Jane Street Group, LLC | 0.00% | Reduce -76.9% | 18,936 | $249K |
| EntryPoint Capital, LLC | 0.13% | Add +177.5% | 17,071 | $224K |
| Janus Henderson Group PLC | 0.00% | No change | 16,300 | $214K |
| Empire Financial Management Company, LLC | 0.06% | New | 16,000 | $210K |
| Marshall Wace, LLP | 0.00% | New | 15,509 | $204K |
| State Board of Administration of Florida Retirement System | 0.00% | No change | 14,596 | $192K |
| Invesco Ltd. | 0.00% | Add +2.3% | 14,556 | $191K |
| HRT Financial LP | 0.00% | New | 14,260 | $187K |
| Manufacturers Life Insurance Company, The | 0.00% | Reduce -2.3% | 14,086 | $185K |
| SG Americas Securities, LLC | 0.00% | New | 13,566 | $178K |
| Exchange Traded Concepts, LLC | 0.00% | Reduce -11.2% | 12,872 | $169K |
| Voya Investment Management LLC | 0.00% | Reduce -1.3% | 12,433 | $163K |
| Wells Fargo & Company | 0.00% | Reduce -3.8% | 11,327 | $149K |
| XTX Topco Ltd | 0.01% | Reduce -54.1% | 11,300 | $149K |
| Royal Bank of Canada | 0.00% | Add +199.2% | 10,350 | $136K |
| Intech Investment Management LLC | 0.00% | New | 10,149 | $133K |
| New York State Common Retirement Fund | 0.00% | Reduce -19.8% | 10,110 | $133K |
| China Universal Asset Management Co., Ltd. | 0.01% | Add +66.3% | 8,572 | $113K |
| Tower Research Capital LLC (TRC) | 0.00% | Reduce -21.9% | 5,390 | $71K |
| Lazard Asset Management LLC | 0.00% | New | 4,218 | $55K |
| Ameritas Investment Partners, Inc. | 0.00% | No change | 3,701 | $49K |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 0.00% | New | 3,324 | $44K |
| CANADA LIFE ASSURANCE Co | 0.00% | No change | 3,048 | $40K |
| Mirae Asset Global Investments Co., Ltd. | 0.00% | Add +23.1% | 1,612 | $21K |
| Amalgamated Bank | 0.00% | No change | 1,217 | $16K |
| AlphaQuest LLC | 0.00% | Add +38600.0% | 387 | $5K |
| Nisa Investment Advisors, LLC | 0.00% | Add +209.4% | 164 | $2K |
| Bessemer Group Inc. | 0.00% | New | 180 | $2K |
| Daiwa Securities Group Inc. | 0.00% | No change | 162 | $2K |
| Cwm, LLC | 0.00% | Add +11.9% | 75 | $1K |
| Eagle Bay Advisors LLC | 0.00% | No change | 50 | $658 |
| GAMMA Investing LLC | 0.00% | Add +700.0% | 40 | $526 |
| Sterling Capital Management LLC | 0.00% | — | 38 | $500 |
| Lindbrook Capital, LLC | 0.00% | New | 32 | $421 |
| Smartleaf Asset Management LLC | 0.00% | New | 31 | $401 |
| Rothschild Investment LLC | 0.00% | New | 25 | $329 |
"% of holder's portfolio" is YMAB's weight in each manager's 13F, not the share of Y-Mabs Therapeutics Inc. the manager owns.