IDEAYA Biosciences, Inc. - COMMON STOCK (IDYA) Institutional Ownership

13F Institutional Holders and Ownership History from Q2 2019 to Q4 2025

Type / Class
Equity / COMMON STOCK
Symbol
IDYA on Nasdaq
Shares outstanding
87,746,021
Price per share
$34.57
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
94,078,861
Total reported value
$2,559,898,306
% of total 13F portfolios
0%
Share change
-3,008,785
Value change
-$71,223,529
Number of holders
221
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of IDEAYA Biosciences, Inc. - COMMON STOCK (IDYA) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BlackRock, Inc. 8.1% -16% $135,978,768 -$23,753,077 7,130,507 -15% BlackRock, Inc. 31 Mar 2025
Capital Research Global Investors 7.5% $137,737,565 6,552,691 Capital Research Global Investors 30 Jun 2025
JANUS HENDERSON GROUP PLC 7.3% +5.7% $174,915,104 +$6,043,368 6,428,339 +3.6% JANUS HENDERSON GROUP PLC 30 Sep 2025
Point72 Asset Management, L.P. 5% $80,218,014 4,412,432 Point72 Asset Management, L.P. 06 Jun 2025
FEDERATED HERMES, INC. 3.9% $117,393,162 3,395,771 Federated Hermes, Inc. 31 Dec 2025

As of 30 Sep 2025, 221 institutional investors reported holding 94,078,861 shares of IDEAYA Biosciences, Inc. - COMMON STOCK (IDYA). This represents 107% of the company’s total 87,746,021 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of IDEAYA Biosciences, Inc. - COMMON STOCK (IDYA) together control 88% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
FMR LLC 15% 13,146,545 +0.07% 0.02% $357,717,496
BlackRock, Inc. 9.3% 8,127,226 -8.1% 0% $221,141,808
Capital Research Global Investors 7.5% 6,552,691 0% 0.03% $178,298,722
JANUS HENDERSON GROUP PLC 7.3% 6,428,339 +3.6% 0.08% $174,931,459
VANGUARD GROUP INC 5.6% 4,922,208 -0.4% 0% $133,933,280
FEDERATED HERMES, INC. 5.3% 4,625,850 -0.03% 0.22% $125,869,379
Point72 Asset Management, L.P. 4.3% 3,815,704 -24% 0.23% $103,825,312
BAKER BROS. ADVISORS LP 3.7% 3,275,444 +55% 0.64% $89,124,831
STATE STREET CORP 3.7% 3,240,934 -4.3% 0% $88,185,814
ADAGE CAPITAL PARTNERS GP, L.L.C. 3.3% 2,900,094 +134% 0.12% $78,911,558
Logos Global Management LP 2.6% 2,250,000 -33% 6% $61,222,500
DEERFIELD MANAGEMENT COMPANY, L.P. 2.5% 2,153,043 -45% 0.9% $58,584,300
GEODE CAPITAL MANAGEMENT, LLC 2.5% 2,150,033 +1.7% 0% $58,511,758
Fiera Capital Corp 2.1% 1,837,967 +20% 0.16% $50,011,082
MORGAN STANLEY 1.8% 1,580,353 +8.7% 0% $43,001,432
CITADEL ADVISORS LLC 1.5% 1,316,991 -28% 0.03% $35,835,325
GOLDMAN SACHS GROUP INC 1.4% 1,233,113 +0.4% 0% $33,553,004
PRICE T ROWE ASSOCIATES INC /MD/ 1.3% 1,109,740 -42% 0% $30,197,000
UBS Group AG 1.2% 1,056,577 +41% 0.01% $28,749,461
Pictet Asset Management Holding SA 1.2% 1,032,999 -43% 0.03% $28,107,903
Candriam S.C.A. 1.2% 1,012,967 +11% 0.15% $27,562,832
Sofinnova Investments, Inc. 1.1% 922,695 -57% 1.5% $25,106,531
BANK OF AMERICA CORP /DE/ 1% 916,069 -0.83% 0% $24,926,241
Fisher Asset Management, LLC 0.98% 862,208 -6.5% 0.01% $23,460,679
Ensign Peak Advisors, Inc 0.86% 753,164 +1.5% 0.03% $20,493,592

Institutional Holders of IDEAYA Biosciences, Inc. - COMMON STOCK (IDYA) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 721,206 $24,932,456 -$90,326 $34.57 21
2025 Q3 94,078,861 $2,559,898,306 -$71,223,529 $27.21 221
2025 Q2 96,817,428 $2,035,216,946 +$85,041,555 $21.02 201
2025 Q1 93,850,250 $1,541,886,881 +$4,216,022 $16.38 204
2024 Q4 91,956,771 $2,362,946,798 -$39,164,259 $25.70 204
2024 Q3 91,887,231 $2,910,570,888 +$266,023,831 $31.68 208
2024 Q2 82,498,020 $2,896,457,095 +$112,714,519 $35.11 197
2024 Q1 79,029,194 $3,467,731,111 +$578,501,456 $43.88 202
2023 Q4 66,135,600 $2,353,088,646 +$312,448,429 $35.58 155
2023 Q3 59,708,967 $1,610,925,530 +$91,466,602 $26.98 143
2023 Q2 56,594,046 $1,329,917,026 +$272,378,345 $23.50 138
2023 Q1 45,571,754 $625,396,958 -$7,022,953 $13.73 127
2022 Q4 45,969,604 $835,255,954 +$24,122,546 $18.17 117
2022 Q3 44,731,101 $667,335,427 +$139,348,641 $14.92 111
2022 Q2 35,430,856 $488,943,386 +$8,388,194 $13.80 95
2022 Q1 34,963,082 $391,248,464 -$45,848,010 $11.19 100
2021 Q4 34,726,651 $820,669,496 +$42,947,568 $23.64 108
2021 Q3 32,866,465 $837,907,234 +$191,179,767 $25.49 90
2021 Q2 25,401,939 $533,388,213 +$25,544,214 $20.99 83
2021 Q1 23,772,357 $605,123,340 +$111,002,539 $23.50 87
2020 Q4 20,283,687 $283,967,278 +$21,355,133 $14.00 81
2020 Q3 18,878,265 $237,100,196 +$3,530,187 $12.56 66
2020 Q2 18,472,023 $262,487,409 +$120,236,682 $14.21 64
2020 Q1 10,920,611 $44,992,000 -$1,201,515 $4.12 24
2019 Q4 11,151,290 $83,635,000 -$5,010,818 $7.50 27
2019 Q3 5,572,657 $49,467,000 -$827,584 $9.00 24
2019 Q2 5,653,725 $56,312,000 +$56,312,000 $9.96 24