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BlackRock’s IDEAYA Biosciences IDYA Stock Holding History

BlackRock’s Portfolio IDYA Stock Details IDYA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$331M Buy
8,893,260
+451,127
+5% +$13.8M ﹤0.01% 1498
2026
Q1 		$281M Buy
8,442,133
+232,741
+3% +$7.81M ﹤0.01% 1468
2025
Q4 		$284M Buy
8,209,392
+82,166
+1% +$2.62M ﹤0.01% 1465
2025
Q3 		$221M Sell
8,127,226
-715,409
-8% -$17.3M ﹤0.01% 1610
2025
Q2 		$186M Sell
8,842,635
-313,882
-3% -$6.02M ﹤0.01% 1662
2025
Q1 		$150M Buy
9,156,517
+779,461
+9% +$16.6M ﹤0.01% 1755
2024
Q4 		$215M Buy
8,377,056
+696,115
+9% +$19.7M ﹤0.01% 1635
2024
Q3 		$243M Buy
7,680,941
+873,151
+13% +$33.1M 0.01% 1538
2024
Q2 		$239M Buy
6,807,790
+842,377
+14% +$33.4M 0.01% 1503
2024
Q1 		$262M Buy
5,965,413
+528,745
+10% +$22.7M 0.01% 1465
2023
Q4 		$193M Buy
5,436,668
+843,095
+18% +$25.2M ﹤0.01% 1670
2023
Q3 		$124M Buy
4,593,573
+237,877
+5% +$6.03M ﹤0.01% 1865
2023
Q2 		$102M Buy
4,355,696
+806,603
+23% +$16.6M ﹤0.01% 2035
2023
Q1 		$48.7M Buy
3,549,093
+12,363
+0.3% +$206K ﹤0.01% 2464
2022
Q4 		$64.3M Buy
3,536,730
+861,174
+32% +$14.5M ﹤0.01% 2297
2022
Q3 		$39.9M Buy
2,675,556
+53,268
+2% +$692K ﹤0.01% 2619
2022
Q2 		$36.2M Buy
2,622,288
+132,011
+5% +$1.47M ﹤0.01% 2711
2022
Q1 		$27.9M Sell
2,490,277
-239,442
-9% -$3.53M ﹤0.01% 2962
2021
Q4 		$64.5M Sell
2,729,719
-281,947
-9% -$6.55M ﹤0.01% 2488
2021
Q3 		$76.8M Buy
3,011,666
+409,243
+16% +$9.56M ﹤0.01% 2378
2021
Q2 		$54.6M Buy
2,602,423
+1,195,493
+85% +$24.6M ﹤0.01% 2637
2021
Q1 		$33.1M Buy
1,406,930
+192,860
+16% +$3.72M ﹤0.01% 2892
2020
Q4 		$17M Buy
1,214,070
+319,057
+36% +$4.32M ﹤0.01% 3092
2020
Q3 		$11.2M Buy
895,013
+165,745
+23% +$2.05M ﹤0.01% 3157
2020
Q2 		$10.4M Buy
729,268
+691,050
+1,808% +$5.44M ﹤0.01% 3167
2020
Q1 		$158K Buy
38,218
+26,774
+234% +$190K ﹤0.01% 4268
2019
Q4 		$86K Sell
11,444
-4,173
-27% -$29.8K ﹤0.01% 4465
2019
Q3 		$142K Buy
15,617
+7,354
+89% +$56.1K ﹤0.01% 4378
2019
Q2 		$82K Buy
+8,263
New +$89.9K ﹤0.01% 4504

Other funds holding IDYA

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
JT
Jupiter Topco New York $245B AUM
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $20B AUM 154.41% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
LGM
Logos Global Management San Francisco, California $2.32B AUM 536.01% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $71.3B AUM 56.8% 1-Year Est. Return
DM
Deerfield Management New York $9.59B AUM 113.36% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

BlackRock's IDYA Position: Q2 2026 in Review

BlackRock increased its IDEAYA Biosciences (IDYA) stake by 5.3% in Q2 2026, buying an estimated $13.8M and bringing the position to 8,893,260 shares worth $331M. The position accounts for ﹤0.01% of the portfolio, ranked #1498.

BlackRock first reported a position in IDYA in Q2 2019 and has held it in 29 quarters since. 284 funds tracked by Wall St. Rank hold IDYA as of Q2 2026.

  • BlackRock held 8,893,260 shares of IDEAYA Biosciences worth $331M as of Q2 2026.
  • BlackRock bought 451,127 IDEAYA Biosciences shares in Q2 2026, an estimated $13.8M.
  • IDEAYA Biosciences made up ﹤0.01% of BlackRock's portfolio in Q2 2026, its #1498 holding.
  • BlackRock first reported a position in IDEAYA Biosciences in Q2 2019 and has held it in 29 quarters since.
  • 284 funds tracked by Wall St. Rank held IDEAYA Biosciences as of Q2 2026.

Based on BlackRock's 13F filing for Q2 2026, filed 7 Aug 2026.