Ideaya BiosciencesIDYA
13F holders, Q3 2025 (September 30)224holders +20
42new positions
20sold out
6famous investors
$27.21avg. 13F price*
At the end of Q3 2025, 224 institutions reported holding Ideaya Biosciences Inc. (IDYA) in their 13F filings, up 20 from Q2 2025. 42 opened new positions and 20 sold out. The largest holders were FMR LLC ($357.7M), BlackRock, Inc. ($221.1M) and Capital Research Global Investors ($178.3M). 6 famous investors held it, including Steve Cohen (0.2% of Point72 Asset Management's portfolio), Ken Griffin (0.0% of Citadel Advisors's portfolio) and Ken Fisher (0.0% of Fisher Asset Management's portfolio).
- Company
- Ideaya Biosciences Inc.
- CUSIP
- 45166A102
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q2 2025 → Q3 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 42 | $50.3M |
| Exits | 20 | $34.2M |
All 13F filers, Q2 2025 → Q3 2025: 8,779,888 shares bought and 11,739,708 shares sold, net −2,959,820 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 224 holders
| FMR LLC | 0.02% | Add +0.1% | 13,146,545 | $357.7M |
| BlackRock, Inc. | 0.00% | Reduce -8.1% | 8,127,226 | $221.1M |
| Capital Research Global Investors | 0.03% | No change | 6,552,691 | $178.3M |
| Janus Henderson Group PLC | 0.08% | Add +3.6% | 6,428,339 | $174.9M |
| Vanguard Group Inc. | 0.00% | Reduce -0.4% | 4,922,208 | $133.9M |
| Federated Hermes, Inc. | 0.22% | Reduce -0.0% | 4,625,850 | $125.9M |
| Point72 Asset Management | 0.24% | Reduce -24.1% | 3,815,704 | $103.8M |
| Baker Bros. Advisors LP | 0.65% | Add +54.6% | 3,275,444 | $89.1M |
| State Street Corp. | 0.00% | Reduce -4.3% | 3,240,934 | $88.2M |
| Adage Capital Partners Gp, L.L.C. | 0.13% | Add +134.2% | 2,900,094 | $78.9M |
| Logos Global Management LP | 6.05% | Reduce -32.7% | 2,250,000 | $61.2M |
| Deerfield Management Company, L.P. | 0.97% | Reduce -45.0% | 2,153,043 | $58.6M |
| Geode Capital Management, LLC | 0.00% | Add +1.7% | 2,150,033 | $58.5M |
| Fiera Capital Corp | 0.16% | Add +19.9% | 1,837,967 | $50.0M |
| Morgan Stanley | 0.00% | Add +8.7% | 1,580,353 | $43.0M |
| Citadel Advisors | 0.03% | Reduce -27.9% | 1,316,991 | $35.8M |
| Goldman Sachs Group Inc. | 0.00% | Add +0.4% | 1,233,113 | $33.6M |
| T. Rowe Price Associates Inc. | 0.00% | Reduce -41.7% | 1,109,740 | $30.2M |
| UBS Group AG | 0.01% | Add +40.5% | 1,056,577 | $28.7M |
| Pictet Asset Management Holding SA | 0.03% | Reduce -42.8% | 1,032,999 | $28.1M |
| Candriam S.C.A. | 0.15% | Add +10.8% | 1,012,967 | $27.6M |
| Sofinnova Investments, Inc. | 1.54% | Reduce -57.0% | 922,695 | $25.1M |
| Bank of America Corp. | 0.00% | Reduce -0.8% | 916,069 | $24.9M |
| Fisher Asset Management | 0.01% | Reduce -6.5% | 862,208 | $23.5M |
| Ensign Peak Advisors, Inc | 0.03% | Add +1.5% | 753,164 | $20.5M |
| Redmile Group, LLC | 1.96% | Add +71.6% | 742,017 | $20.2M |
| Charles Schwab Investment Management Inc. | 0.00% | Reduce -0.2% | 715,538 | $19.5M |
| Northern Trust Corp. | 0.00% | Reduce -0.8% | 709,861 | $19.3M |
| Eventide Asset Management, LLC | 0.28% | Reduce -18.9% | 625,704 | $17.0M |
| Aberdeen Group plc | 0.02% | Add +26.4% | 558,048 | $15.2M |
| DAFNA Capital Management LLC | 3.68% | Reduce -12.8% | 539,923 | $14.7M |
| Dimensional Fund Advisors LP | 0.00% | Add +191.2% | 497,048 | $13.5M |
| New York State Common Retirement Fund | 0.02% | Add +21.7% | 488,956 | $13.3M |
| Royal Bank of Canada | 0.00% | Add +8.4% | 409,619 | $11.1M |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 0.03% | Add +58167.1% | 408,452 | $11.1M |
| Deutsche Bank AG | 0.00% | Reduce -2.4% | 405,645 | $11.0M |
| Tang Capital Management LLC | 0.42% | New | 400,000 | $10.9M |
| Balyasny Asset Management L.P. | 0.02% | Add +1619.5% | 380,311 | $10.3M |
| Stempoint Capital LP | 2.04% | Add +124.2% | 371,825 | $10.1M |
| Rosalind Advisors, Inc. | 3.37% | Reduce -31.5% | 350,000 | $9.5M |
| AXA Investment Managers S.A. | 0.02% | — | 325,513 | $8.9M |
| Envestnet Asset Management Inc. | 0.00% | Add +173.9% | 299,032 | $8.1M |
| General American Investors Co. Inc. | 0.48% | Add +7.7% | 280,261 | $7.6M |
| Iron Triangle Partners LP | 1.04% | New | 270,000 | $7.3M |
| Qube Research & Technologies Ltd | 0.01% | Reduce -49.9% | 263,693 | $7.2M |
| Barclays PLC | 0.00% | Reduce -22.0% | 250,381 | $6.8M |
| Bank of New York Mellon Corp | 0.00% | Reduce -0.4% | 248,900 | $6.8M |
| Wells Fargo & Company | 0.00% | Add +11.9% | 243,008 | $6.6M |
| Franklin Resources Inc. | 0.00% | New | 235,425 | $6.4M |
| WCM Investment Management, LLC | 0.01% | Reduce -2.6% | 233,412 | $6.3M |
| Victory Capital Management Inc. | 0.00% | Add +174.8% | 228,889 | $6.2M |
| Schonfeld Strategic Advisors LLC | 0.04% | Add +7.7% | 225,733 | $6.1M |
| Nuveen, LLC | 0.00% | Reduce -3.9% | 208,759 | $5.7M |
| Schroder Investment Management Group | 0.00% | Reduce -6.9% | 205,765 | $5.6M |
| Woodline Partners LP | 0.03% | Reduce -10.9% | 201,667 | $5.5M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Reduce -26.1% | 201,443 | $5.5M |
| American Century Companies Inc. | 0.00% | Add +62.9% | 186,722 | $5.1M |
| JPMorgan Chase & Co. | 0.00% | Reduce -61.0% | 174,265 | $4.7M |
| Platinum Investment Management Ltd. | 0.29% | No change | 166,917 | $4.5M |
| SummitTX Capital, L.P. | 0.19% | Reduce -20.4% | 164,992 | $4.5M |
| Susquehanna Portfolio Strategies, LLC | 0.07% | New | 163,263 | $4.4M |
| Jane Street Group, LLC | 0.01% | Add +1020.3% | 158,660 | $4.3M |
| Swiss National Bank | 0.00% | Add +1.3% | 152,800 | $4.2M |
| Millennium Management | 0.00% | Add +106.3% | 137,585 | $3.7M |
| Creative Planning | 0.00% | Add +9.2% | 132,900 | $3.6M |
| Rhumbline Advisers | 0.00% | Reduce -4.8% | 124,851 | $3.4M |
| Sio Capital Management, LLC | 0.86% | No change | 124,230 | $3.4M |
| Invesco Ltd. | 0.00% | Add +47.9% | 124,196 | $3.4M |
| Canada Pension Plan Investment Board | 0.00% | New | 110,300 | $3.0M |
| Two Sigma Investments, LP | 0.00% | Reduce -30.0% | 109,712 | $3.0M |
| Squarepoint Ops LLC | 0.01% | Add +179.9% | 104,666 | $2.8M |
| Sphera Funds Management LTD. | 0.65% | New | 100,000 | $2.7M |
| Soleus Capital Management, L.P. | 0.15% | Reduce -60.0% | 100,000 | $2.7M |
| Alliancebernstein L.P. | 0.00% | Add +0.1% | 97,889 | $2.7M |
| Rafferty Asset Management, LLC | 0.01% | Reduce -15.2% | 93,152 | $2.5M |
| Legal & General Group Plc | 0.00% | Add +7.0% | 91,936 | $2.5M |
| State of New Jersey Common Pension Fund D | 0.01% | Reduce -14.3% | 86,361 | $2.3M |
| MML Investors Services, LLC | 0.01% | New | 81,369 | $2.2M |
| Walleye Capital LLC | 0.02% | Add +351.2% | 80,924 | $2.2M |
| Assetmark, Inc. | 0.00% | Add +21.8% | 76,243 | $2.1M |
| Boothbay Fund Management, LLC | 0.05% | Add +46.9% | 74,766 | $2.0M |
| California State Teachers Retirement System | 0.00% | Reduce -9.6% | 74,573 | $2.0M |
| Tema ETFs LLC | 0.17% | Add +6.6% | 74,269 | $2.0M |
| NEOS Investment Management LLC | 0.02% | Add +6.6% | 74,269 | $2.0M |
| Manufacturers Life Insurance Company, The | 0.00% | Reduce -6.6% | 66,493 | $1.8M |
| Obsidian Cio, LLC | 0.23% | No change | 64,901 | $1.8M |
| Trexquant Investment LP | 0.02% | New | 56,275 | $1.5M |
| ExodusPoint Capital Management, LP | 0.02% | Add +43.0% | 55,363 | $1.5M |
| Orion Porfolio Solutions, LLC | 0.01% | Add +22.0% | 54,432 | $1.5M |
| SG Americas Securities, LLC | 0.01% | Add +169.1% | 54,137 | $1.5M |
| Dark Forest Capital Management LP | 0.06% | New | 53,715 | $1.5M |
| Cinctive Capital Management LP | 0.07% | Add +193.9% | 49,946 | $1.4M |
| DekaBank Deutsche Girozentrale | 0.00% | No change | 50,000 | $1.4M |
| MetLife Investment Management, LLC | 0.01% | Reduce -2.9% | 48,508 | $1.3M |
| State of Wisconsin Investment Board | 0.00% | Reduce -27.8% | 46,765 | $1.3M |
| Sei Investments Co. | 0.00% | Add +31.3% | 45,414 | $1.2M |
| Susquehanna International Group, LLP | 0.00% | Reduce -68.5% | 45,324 | $1.2M |
| Ameriprise Financial Inc. | 0.00% | Add +10.9% | 44,880 | $1.2M |
| WINTON GROUP Ltd | 0.04% | New | 42,283 | $1.2M |
| Alps Advisors Inc. | 0.01% | Reduce -10.8% | 42,150 | $1.1M |
"% of holder's portfolio" is IDYA's weight in each manager's 13F, not the share of Ideaya Biosciences Inc. the manager owns.