Ideaya BiosciencesIDYA

13F holders, Q2 2026 (June 30)
285holders +31
63new positions
34sold out
6famous investors
$37.20avg. 13F price*

At the end of Q2 2026, 285 institutions reported holding Ideaya Biosciences Inc. (IDYA) in their 13F filings, up 31 from Q1 2026. 63 opened new positions and 34 sold out. The largest holders were FMR LLC ($525.9M), BlackRock, Inc. ($331.5M) and Jupiter Topco LLC ($319.7M). 6 famous investors held it, including Ken Fisher (0.0% of Fisher Asset Management's portfolio), Paul Tudor Jones (0.0% of Tudor Investment Corporation's portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).

Company
Ideaya Biosciences Inc.
CUSIP
45166A102
Latest filing quarter
Q2 2026

History

Number of 13F holders

0100200300 Q1 2024: 204Q1 2024Q2 2024: 199Q2 2024Q3 2024: 209Q3 2024Q4 2024: 206Q4 2024Q1 2025: 207Q1 2025Q2 2025: 204Q2 2025Q3 2025: 224Q3 2025Q4 2025: 246Q4 2025Q1 2026: 254Q1 2026Q2 2026: 285Q2 2026

Total Exit/New Position Q1 2026 → Q2 2026

InstitutionsTotal Value
New Positions63$164.1M
Exits34$73.1M

All 13F filers, Q1 2026 → Q2 2026: 14,694,788 shares bought and 8,490,651 shares sold, net +6,204,137 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 285 holders

FMR LLC 0.02% Add +7.1% 14,109,431 $525.9M
BlackRock, Inc. 0.00% Add +5.3% 8,893,260 $331.5M
Jupiter Topco LLC 0.13% — 8,579,881 $319.7M
Capital Research Global Investors 0.03% Add +3.5% 5,344,701 $199.2M
Baker Bros. Advisors LP 0.94% Add +26.9% 5,010,030 $186.7M
State Street Corp. 0.01% Add +20.3% 4,548,911 $169.5M
Vanguard Capital Management LLC 0.00% Add +10.7% 4,132,646 $154.0M
Logos Global Management LP 4.81% Reduce -13.0% 3,000,000 $111.8M
Adage Capital Partners Gp, L.L.C. 0.14% Reduce -3.8% 2,715,391 $101.2M
Deerfield Management Company, L.P. 1.26% Add +77.4% 2,714,503 $101.2M
Geode Capital Management, LLC 0.00% Reduce -3.0% 2,425,602 $90.4M
T. Rowe Price Associates Inc. 0.01% Add +67.8% 2,207,451 $82.3M
Morgan Stanley 0.00% Add +3.8% 1,931,491 $72.0M
Dimensional Fund Advisors LP 0.01% Add +24.6% 1,661,281 $61.9M
Alliancebernstein L.P. 0.02% Add +1514.8% 1,627,521 $54.2M
Fiera Capital Corp 0.20% Reduce -42.8% 1,445,885 $53.9M
Federated Hermes, Inc. 0.08% Reduce -52.1% 1,431,630 $53.4M
GSK plc 8.25% No change 1,333,333 $49.7M
BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.05% Add +15.3% 1,269,889 $47.3M
Goldman Sachs Group Inc. 0.00% Reduce -25.6% 1,231,614 $45.9M
Candriam S.C.A. 0.18% Reduce -1.4% 1,092,301 $40.7M
Bank of America Corp. 0.00% Add +8.9% 1,026,143 $38.2M
Sofinnova Investments, Inc. 1.84% Reduce -18.3% 925,119 $34.5M
Arrowstreet Capital, Limited Partnership 0.01% New 891,608 $33.2M
Fisher Asset Management 0.01% Reduce -3.6% 851,306 $31.7M
Vanguard Portfolio Management LLC 0.00% Add +10.2% 821,612 $30.6M
Northern Trust Corp. 0.00% Add +9.5% 804,118 $30.0M
Charles Schwab Investment Management Inc. 0.00% Add +5.5% 754,888 $28.1M
Pictet Asset Management Holding SA 0.03% Reduce -0.5% 712,674 $26.6M
UBS Group AG 0.00% Reduce -13.9% 656,721 $24.5M
Nuveen, LLC 0.01% Add +42.8% 640,257 $23.9M
Redmile Group, LLC 1.60% Add +22.9% 640,202 $23.9M
Vanguard Fiduciary Trust Co. 0.01% Add +10.6% 621,025 $23.1M
Qube Research & Technologies Ltd 0.02% Add +1.4% 592,473 $22.1M
Aberdeen Group plc 0.03% Add +2.8% 560,934 $20.9M
New York State Common Retirement Fund 0.02% Reduce -2.6% 501,990 $18.7M
DAFNA Capital Management LLC 3.53% Add +4.3% 497,240 $18.5M
Sio Capital Management, LLC 3.07% New 480,383 $17.9M
Tang Capital Management LLC 0.77% No change 450,000 $16.8M
Affinity Asset Advisors, LLC 0.74% New 400,000 $14.9M
Walleye Capital LLC 0.07% New 386,183 $14.4M
RTW Investments, LP 0.12% New 370,370 $13.8M
Rhenman & Partners Asset Management AB 1.21% Add +34.6% 343,800 $12.8M
BIT Capital GmbH 0.40% New 311,333 $11.6M
General American Investors Co. Inc. 0.70% Add +10.0% 308,240 $11.5M
First Trust Advisors LP 0.01% Add +557.0% 306,729 $11.4M
Citadel Advisors 0.01% Reduce -55.8% 300,438 $11.2M
Wells Fargo & Company 0.00% Add +22.4% 297,848 $11.1M
Balyasny Asset Management L.P. 0.02% Add +42.8% 297,565 $11.1M
Ensign Peak Advisors, Inc 0.02% Reduce -70.3% 267,182 $10.0M
JPMorgan Chase & Co. 0.00% Reduce -8.4% 267,494 $9.9M
Bank of New York Mellon Corp 0.00% Add +5.9% 265,203 $9.9M
Jennison Associates LLC 0.01% Reduce -2.8% 248,559 $9.3M
Man Group plc 0.02% Add +42.9% 245,492 $9.1M
Franklin Resources Inc. 0.00% Reduce -0.0% 230,209 $8.6M
Envestnet Asset Management Inc. 0.00% Reduce -12.6% 224,109 $8.4M
American Century Companies Inc. 0.00% Reduce -13.3% 209,394 $7.8M
SummitTX Capital, L.P. 0.20% Add +25.9% 204,872 $7.6M
Susquehanna Portfolio Strategies, LLC 0.12% Add +1.1% 204,659 $7.6M
Woodline Partners LP 0.02% No change 201,667 $7.5M
Burkehill Global Management, LP 0.28% New 200,000 $7.5M
Sphera Funds Management LTD. 1.05% New 196,408 $7.3M
Verition Fund Management LLC 0.05% New 184,054 $6.9M
Schroder Investment Management Group 0.00% Add +183.6% 187,017 $6.8M
WCM Investment Management, LLC 0.01% Reduce -4.3% 173,785 $6.4M
Swiss National Bank 0.00% Add +1.9% 158,600 $5.9M
Royal Bank of Canada 0.00% Reduce -2.3% 158,152 $5.9M
Victory Capital Management Inc. 0.00% Reduce -3.8% 151,380 $5.6M
Creative Planning 0.00% Add +3.8% 150,582 $5.6M
Rheos Capital Works Inc. 0.32% New 150,000 $5.6M
Invesco Ltd. 0.00% Add +30.7% 145,220 $5.4M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% Reduce -18.2% 143,285 $5.3M
Platinum Investment Management Ltd. 1.27% Add +51.4% 138,708 $5.2M
Fideuram - Intesa Sanpaolo Private Banking S.P.A. 0.15% Add +13.3% 138,336 $5.2M
Tema ETFs LLC 0.16% Add +21.0% 135,847 $5.1M
Tidal Investments LLC 0.01% Add +21.0% 135,847 $5.1M
Voya Investment Management LLC 0.00% Add +766.9% 124,118 $4.6M
TD Asset Management Inc 0.00% Add +171.7% 118,670 $4.4M
Congress Asset Management Co. 0.03% New 117,713 $4.4M
Universal- Beteiligungs- und Servicegesellschaft mbH 0.01% Add +786.3% 112,800 $4.2M
Rhumbline Advisers 0.00% Add +4.1% 111,764 $4.2M
Citigroup Inc. 0.00% Add +24.9% 110,970 $4.1M
Manufacturers Life Insurance Company, The 0.00% Add +47.6% 107,585 $4.0M
Odyssean, LLC 0.62% Add +571.6% 102,582 $3.8M
Integral Health Asset Management, LLC 0.15% New 100,000 $3.7M
Atle Fund Management AB 0.95% Add +203.5% 94,478 $3.5M
California State Teachers Retirement System 0.00% Reduce -2.8% 93,936 $3.5M
Deutsche Bank AG 0.00% Reduce -75.2% 93,844 $3.5M
Connor, Clark & Lunn Investment Management Ltd. 0.01% Reduce -49.1% 90,135 $3.4M
Alps Advisors Inc. 0.02% Add +24.2% 88,769 $3.3M
Great Lakes Advisors, LLC 0.02% Reduce -37.8% 87,747 $3.3M
Legal & General Group Plc 0.00% Add +14.1% 80,461 $3.0M
KVP Capital Advisors, LP 2.18% No change 79,700 $3.0M
Martingale Asset Management L P 0.06% Add +52.5% 70,360 $2.6M
Sei Investments Co. 0.00% Reduce -18.6% 68,986 $2.6M
AQR Capital Management 0.00% Add +61.2% 67,976 $2.5M
Ally Bridge Group (NY) LLC 3.24% New 67,500 $2.5M
Assetmark, Inc. 0.00% Reduce -0.9% 65,021 $2.4M
Eventide Asset Management, LLC 0.03% New 65,000 $2.4M
Rafferty Asset Management, LLC 0.01% Reduce -26.0% 64,150 $2.4M
VANGUARD ASSET MANAGEMENT, Ltd 0.00% Add +21.5% 63,715 $2.4M
Mitsubishi UFJ Asset Management Co., Ltd. 0.00% Reduce -9.5% 59,780 $2.2M
MML Investors Services, LLC 0.00% Reduce -1.5% 58,047 $2.2M
AlphaCore Capital LLC 0.04% Reduce -0.6% 57,077 $2.1M
Jump Financial, LLC 0.02% New 56,109 $2.1M
Atom Investors LP 0.18% Add +45.3% 54,913 $2.0M
Russell Investments Group, Ltd. 0.00% Reduce -62.0% 51,259 $1.9M
XTX Topco Ltd 0.02% Reduce -9.5% 51,239 $1.9M
Lido Advisors, LLC 0.01% Reduce -7.7% 51,212 $1.9M
Seven Grand Managers, LLC 0.08% New 50,000 $1.9M
Ghisallo Capital Management LLC 0.05% New 50,000 $1.9M
Orion Porfolio Solutions, LLC 0.01% Reduce -0.0% 49,352 $1.8M
MetLife Investment Management, LLC 0.01% Add +5.3% 48,840 $1.8M
Phocas Financial Corp. 0.25% New 48,822 $1.8M
Knights of Columbus Asset Advisors LLC 0.09% Add +19.7% 47,328 $1.8M
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% Add +0.5% 46,077 $1.7M
Ameriprise Financial Inc. 0.00% Add +0.9% 45,688 $1.7M
Tudor Investment Corporation 0.01% Add +6.0% 45,287 $1.7M
DekaBank Deutsche Girozentrale 0.00% No change 50,000 $1.6M
Quantinno Capital Management LP 0.00% Add +83.3% 42,455 $1.6M
State of Wisconsin Investment Board 0.00% Reduce -1.4% 42,396 $1.6M
Flax Pond Capital, LLC 1.07% Add +5.3% 41,302 $1.5M
Two Sigma Investments, LP 0.00% Reduce -65.4% 41,205 $1.5M
Wesbanco Bank Inc. 0.04% No change 39,700 $1.5M
VIRGINIA RETIREMENT SYSTEMS ET Al 0.01% Add +340.1% 38,950 $1.5M
Seven Fleet Capital Management LP 0.23% Reduce -56.1% 37,865 $1.4M
Vanguard Global Advisers, LLC 0.00% Reduce -2.8% 35,651 $1.3M
Handelsbanken Fonder AB 0.00% Add +10.7% 34,200 $1.3M
STRS Ohio 0.00% Add +13.4% 33,800 $1.3M
Profund Advisors LLC 0.03% Reduce -16.2% 32,938 $1.2M
Wellington Management Group LLP 0.00% Reduce -4.4% 31,412 $1.2M
Norges Bank 0.00% — 30,589 $1.1M
Caption Management, LLC 0.04% New 30,529 $1.1M
Susquehanna International Group, LLP 0.00% Reduce -35.5% 30,148 $1.1M
Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% Add +3.2% 27,219 $1.0M
State of New Jersey Common Pension Fund D 0.00% Reduce -5.2% 25,555 $952K
Squarepoint Ops LLC 0.00% Reduce -74.6% 25,218 $940K
Lighthouse Investment Partners, LLC 0.03% New 25,000 $932K
Police & Firemen's Retirement System of New Jersey 0.01% Add +7.3% 24,740 $922K
Stifel Financial Corp. 0.00% Reduce -4.3% 24,617 $917K
SG Americas Securities, LLC 0.00% Reduce -27.4% 23,928 $892K
Palumbo Wealth Management LLC 0.18% Add +1.4% 23,198 $865K
CenterBook Partners LP 0.04% New 22,815 $850K
Intech Investment Management LLC 0.01% Reduce -13.6% 21,858 $815K
Arizona State Retirement System 0.00% Add +0.7% 21,807 $813K
Centiva Capital, LP 0.03% New 21,800 $812K
BNP Paribas Financial Markets 0.00% Reduce -34.5% 21,754 $811K
Vanguard Investments Australia, Ltd. 0.00% No change 20,935 $780K
Cetera Investment Advisers 0.00% Add +10.1% 20,772 $774K
D. E. Shaw & Co. 0.00% New 20,763 $774K
OMERS ADMINISTRATION Corp 0.00% New 20,500 $764K
Guggenheim Capital LLC 0.00% Add +19.7% 20,454 $762K
Axq Capital, LP 0.08% New 20,207 $753K
ADAR1 Capital Management, LLC 0.04% No change 20,000 $745K
Allianz Asset Management GmbH 0.00% New 20,000 $745K
Nano Cap New Millennium Growth Fund L P 0.56% Reduce -2.5% 19,500 $727K
Vanguard Personalized Indexing Management, LLC 0.01% Add +14.5% 17,876 $666K
Prudential Financial Inc. 0.00% Reduce -0.7% 17,340 $646K
KLP Kapitalforvaltning As 0.00% No change 17,300 $645K
Snowden Capital Advisors LLC 0.02% Reduce -10.1% 17,281 $644K
Barclays PLC 0.00% Add +1.9% 16,284 $607K
Marex Group Ltd 0.00% Add +12.3% 16,283 $607K
Atria Investments, Inc 0.01% Add +7.9% 15,993 $596K
Inceptionr LLC 0.14% New 15,807 $589K
State Board of Administration of Florida Retirement System 0.00% No change 15,633 $583K
China Universal Asset Management Co., Ltd. 0.03% Reduce -2.2% 15,243 $568K
Oppenheimer Asset Management Inc. 0.01% Reduce -3.9% 14,847 $553K
Allspring Global Investments Holdings, LLC 0.00% Add +143.7% 15,065 $545K
Fred Alger Management, LLC 0.00% New 14,063 $524K
ProShare Advisors LLC 0.00% Reduce -14.4% 13,864 $517K
Algert Global LLC 0.01% No change 13,700 $511K
Xponance LLC 0.00% Add +45.4% 11,435 $426K
Virtus Investment Advisers, LLC 0.10% Add +40.9% 11,290 $421K
Millennium Management 0.00% Reduce -95.4% 10,500 $391K
Neo Ivy Capital Management 0.09% New 10,183 $380K
Teacher Retirement System of Texas 0.00% Reduce -9.4% 9,215 $343K
E Fund Management Co., Ltd. 0.01% Reduce -17.0% 9,045 $337K
Public Employees Retirement Association of Colorado 0.00% No change 9,015 $336K
CANADA LIFE ASSURANCE Co 0.00% Add +7.8% 8,232 $306K
Pinnacle Wealth Planning Services, Inc. 0.03% Reduce -1.2% 8,174 $305K
Ameritas Investment Partners, Inc. 0.01% Add +13.5% 7,613 $284K
IFP Advisors, Inc 0.00% No change 6,869 $256K
Two Sigma Securities, LLC 0.02% New 6,627 $247K
Park Avenue Securities LLC 0.00% Reduce -3.6% 6,481 $242K
LPL Financial LLC 0.00% New 6,346 $237K
Osaic Holdings, Inc. 0.00% Reduce -3.9% 5,898 $220K
Mercer Global Advisors Inc. 0.00% New 5,686 $212K
Magnetar Financial LLC 0.00% New 5,656 $211K
Jones Financial Companies LLLP 0.00% Reduce -40.8% 5,676 $209K
Verdad Advisers, LP 0.19% New 5,400 $201K
Parallel Advisors, LLC 0.00% Add +33.2% 5,287 $197K
Signaturefd, LLC 0.00% Add +0.2% 4,746 $177K
Group One Trading LLC 0.00% Reduce -48.2% 4,137 $154K
Simplex Trading, LLC 0.00% New 4,021 $150K
Mirae Asset Global Investments Co., Ltd. 0.00% Reduce -14.2% 3,929 $146K
State of Wyoming 0.01% New 3,901 $145K
Freestone Grove Partners LP 0.00% New 3,778 $141K
KBC Group NV 0.00% No change 3,608 $134K
Aster Capital Management (DIFC) Ltd 0.03% New 3,417 $127K
PNC Financial Services Group, Inc. 0.00% Reduce -22.0% 2,965 $111K
Versant Capital Management, Inc 0.01% Add +26.7% 2,825 $105K
Nisa Investment Advisors, LLC 0.00% Reduce -16.6% 2,778 $104K
Covestor Ltd 0.06% Reduce -0.4% 2,624 $98K
Tower Research Capital LLC (TRC) 0.00% Reduce -72.5% 2,496 $93K
US Bancorp \de 0.00% Reduce -1.6% 2,459 $92K
Fifth Third Bancorp 0.00% Reduce -14.9% 2,153 $80K
Nykredit A/S 0.00% — 2,045 $76K
PEAK6 LLC 0.00% New 2,017 $75K
GF Fund Management Co. LTD. 0.00% Reduce -5.5% 1,860 $69K
Arax Advisory Partners 0.00% New 1,694 $63K
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main 0.00% New 1,598 $60K
Caldwell Sutter Capital, Inc. 0.02% New 1,554 $58K
Sterling Capital Management LLC 0.00% Reduce -44.9% 1,554 $58K
Aquatic Capital Management LLC 0.00% New 1,394 $52K
GAMMA Investing LLC 0.00% Reduce -5.1% 1,293 $48K
Quantbot Technologies LP 0.00% Add +231.9% 1,145 $43K
Pacer Advisors, Inc. 0.00% New 1,071 $40K
Kemnay Advisory Services Inc. 0.00% Add +20.6% 855 $32K
Atlantic Union Bankshares Corp 0.00% No change 800 $30K
Smartleaf Asset Management LLC 0.00% No change 610 $22K
KERR FINANCIAL PLANNING Corp 0.02% New 500 $19K
Huntington National Bank 0.00% Add +48.8% 491 $18K
Allworth Financial LP 0.00% Reduce -1.7% 451 $17K
Rockefeller Capital Management L.P. 0.00% Reduce -19.0% 431 $16K
Global Retirement Partners, LLC 0.00% — 424 $16K
Farther Finance Advisors, LLC 0.00% Reduce -27.8% 400 $15K
Whittier Trust Co. of Nevada Inc. 0.00% No change 277 $11K
MassMutual Private Wealth & Trust, FSB 0.00% Reduce -1.4% 291 $11K
Optiver Holding B.V. 0.00% New 284 $11K
Silver Grove Financial Group, Inc. 0.01% New 276 $10K
Rothschild Investment LLC 0.00% Add +35.8% 239 $9K
Cedar Mountain Advisors, LLC 0.00% No change 231 $9K
Los Angeles Capital Management LLC 0.00% No change 217 $8K
Cassaday & Co Wealth Management LLC 0.00% Reduce -47.4% 200 $7K
Continuum Advisory, LLC 0.00% New 162 $6K
Cullen/Frost Bankers, Inc. 0.00% No change 159 $6K
EverSource Wealth Advisors, LLC 0.00% Add +14.0% 155 $6K
Quarry LP 0.00% Reduce -94.9% 152 $6K
Brown Brothers Harriman & Co. 0.00% No change 133 $5K
Cape Investment Advisory, Inc. 0.00% New 131 $5K
WPG Advisers, LLC 0.00% Add +67.6% 124 $5K
SJS Investment Consulting Inc. 0.00% New 123 $5K
Steward Partners Investment Advisory, LLC 0.00% No change 115 $4K
National Bank of Canada 0.00% Add +370.8% 113 $4K
Sankala Group LLC 0.00% No change 108 $4K
Transamerica Financial Advisors, LLC 0.00% No change 101 $4K
Ameriflex Group, Inc. 0.00% New 89 $3K
Avion Wealth 0.00% Add +21.2% 103 $3K
Rossby Financial, LCC 0.00% Reduce -10.1% 80 $3K
Webster Bank, N. A. 0.00% No change 79 $3K
Physician Wealth Advisors, Inc. 0.00% New 68 $3K
CoreCap Advisors, LLC 0.00% No change 60 $2K
Hantz Financial Services, Inc. 0.00% No change 41 $2K
Gables Capital Management Inc. 0.00% No change 50 $2K
Parkside Financial Bank & Trust 0.00% No change 50 $2K
Larson Financial Group LLC 0.00% Reduce -65.3% 49 $2K
North Star Investment Management Corp. 0.00% New 47 $2K
Fortitude Family Office, LLC 0.00% Add +53.9% 40 $1K
Park Place Capital Corp 0.00% No change 40 $1K
Clearstead Advisors, LLC 0.00% New 39 $1K
Blue Trust, Inc. 0.00% No change 32 $1K
Essential Partners LLC 0.00% Add +500.0% 30 $1K
Private Wealth Management Group, LLC 0.00% No change 28 $1K
Cornerstone Financial Management LLC 0.00% No change 27 $1K
Bessemer Group Inc. 0.00% New 30 $1K
Ares Financial Consulting, LLC 0.00% New 25 $932
Trust Co 0.00% No change 20 $745
Bare Financial Services, Inc 0.00% Reduce -85.6% 18 $671
Bell Investment Advisors, Inc 0.00% No change 18 $671
Keating Financial Advisory Services, Inc. 0.00% Reduce -36.0% 16 $596
Fiduciary Financial Advisors 0.00% New 15 $485
SBI Securities Co., Ltd. 0.00% No change 12 $447
JPL Wealth Management, LLC 0.00% No change 10 $373
JFS Wealth Advisors, LLC 0.00% New 8 $299
CVA Family Office, LLC 0.00% Reduce -20.0% 8 $298
Creative Capital Management Investments LLC 0.00% New 6 $224
Zions Bancorporation, National Association 0.00% Reduce -98.1% 3 $112
True Wealth Design, LLC 0.00% Reduce -83.3% 3 $112
Hughes Financial Services, LLC 0.00% Reduce -50.0% 2 $75
Rialto Wealth Management, LLC 0.00% Add +100.0% 2 $75
HFM Investment Advisors, LLC 0.00% New 1 $38
DecisionPoint Financial, LLC 0.00% New 1 $37
LRI Investments, LLC 0.00% New 1 $37
Capital Advisors, Ltd. LLC 0.00% No change 1 $0
Navigoe, LLC 0.00% New 1 $0

"% of holder's portfolio" is IDYA's weight in each manager's 13F, not the share of Ideaya Biosciences Inc. the manager owns.