State of Wisconsin Investment Board
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State of Wisconsin Investment Board’s IDEAYA Biosciences IDYA Stock Holding History

State of Wisconsin Investment Board’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 		$1.58M Sell
42,396
-583
-1% -$17.8K ﹤0.01% 1599
2026
Q1 		$1.43M Sell
42,979
-117
-0.3% -$3.92K ﹤0.01% 1535
2025
Q4 		$1.49M Sell
43,096
-3,669
-8% -$117K ﹤0.01% 1520
2025
Q3 		$1.27M Sell
46,765
-18,043
-28% -$436K ﹤0.01% 1519
2025
Q2 		$1.36M Sell
64,808
-5,023
-7% -$96.4K ﹤0.01% 1463
2025
Q1 		$1.14M Buy
69,831
+13,365
+24% +$285K ﹤0.01% 1437
2024
Q4 		$1.45M Sell
56,466
-1,854
-3% -$52.5K ﹤0.01% 1393
2024
Q3 		$1.85M Sell
58,320
-14,447
-20% -$548K ﹤0.01% 1340
2024
Q2 		$2.55M Buy
72,767
+16,898
+30% +$669K 0.01% 1195
2024
Q1 		$2.45M Buy
55,869
+2,893
+5% +$124K 0.01% 1181
2023
Q4 		$1.88M Sell
52,976
-11,134
-17% -$332K 0.01% 1246
2023
Q3 		$1.73M Buy
64,110
+21,100
+49% +$535K 0.01% 1289
2023
Q2 		$1.01M Buy
43,010
+3,893
+10% +$80K ﹤0.01% 1448
2023
Q1 		$537K Buy
39,117
+1,521
+4% +$25.3K ﹤0.01% 1845
2022
Q4 		$683K Buy
+37,596
New +$633K ﹤0.01% 1748
2022
Q2 		– Sell
-42,900
Closed -$480K – 2842
2022
Q1 		$480K Sell
42,900
-5,300
-11% -$78.1K ﹤0.01% 1938
2021
Q4 		$1.14M Buy
48,200
+26,100
+118% +$606K ﹤0.01% 1413
2021
Q3 		$563K Hold
22,100
– – ﹤0.01% 1659
2021
Q2 		$464K Hold
22,100
– – ﹤0.01% 1707
2021
Q1 		$519K Hold
22,100
– – ﹤0.01% 1590
2020
Q4 		$309K Buy
22,100
+2,700
+14% +$36.6K ﹤0.01% 1838
2020
Q3 		$244K Buy
+19,400
New +$240K ﹤0.01% 1885

Other funds holding IDYA

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 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

State of Wisconsin Investment Board's IDYA Position: Q2 2026 in Review

State of Wisconsin Investment Board reduced its IDEAYA Biosciences (IDYA) stake by 1.4% in Q2 2026, selling an estimated $17.8K and leaving 42,396 shares worth $1.58M. The position accounts for ﹤0.01% of the portfolio, ranked #1599.

State of Wisconsin Investment Board first reported a position in IDYA in Q3 2020 and has held it in 22 quarters since. The position peaked at $2.55M in Q2 2024. 282 funds tracked by Wall St. Rank hold IDYA as of Q2 2026.

  • State of Wisconsin Investment Board held 42,396 shares of IDEAYA Biosciences worth $1.58M as of Q2 2026.
  • State of Wisconsin Investment Board sold 583 IDEAYA Biosciences shares in Q2 2026, an estimated $17.8K.
  • IDEAYA Biosciences made up ﹤0.01% of State of Wisconsin Investment Board's portfolio in Q2 2026, its #1599 holding.
  • State of Wisconsin Investment Board first reported a position in IDEAYA Biosciences in Q3 2020 and has held it in 22 quarters since.
  • State of Wisconsin Investment Board's IDEAYA Biosciences position peaked at $2.55M in Q2 2024.
  • 282 funds tracked by Wall St. Rank held IDEAYA Biosciences as of Q2 2026.

Based on State of Wisconsin Investment Board's 13F filing for Q2 2026, filed 14 Aug 2026.