AllianceBernstein
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AllianceBernstein’s IDEAYA Biosciences IDYA Stock Holding History

AllianceBernstein’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 		$54.2M Buy
1,627,521
+1,526,735
+1,515% +$46.7M 0.02% 605
2026
Q1 		$3.48M Buy
100,786
+2,900
+3% +$97.3K ﹤0.01% 1712
2025
Q4 		$3.38M Sell
97,886
-3
-0% -$96 ﹤0.01% 1729
2025
Q3 		$2.66M Buy
97,889
+59
+0.1% +$1.43K ﹤0.01% 1850
2025
Q2 		$2.06M Hold
97,830
– – ﹤0.01% 1918
2025
Q1 		$1.6M Hold
97,830
– – ﹤0.01% 2012
2024
Q4 		$2.51M Hold
97,830
– – ﹤0.01% 1846
2024
Q3 		$3.1M Buy
97,830
+18,520
+23% +$702K ﹤0.01% 1745
2024
Q2 		$2.78M Buy
79,310
+12,810
+19% +$507K ﹤0.01% 1768
2024
Q1 		$2.92M Buy
66,500
+8,820
+15% +$379K ﹤0.01% 1717
2023
Q4 		$2.05M Buy
57,680
+7,140
+14% +$213K ﹤0.01% 1922
2023
Q3 		$1.36M Buy
50,540
+1,100
+2% +$27.9K ﹤0.01% 2079
2023
Q2 		$1.16M Buy
49,440
+17,640
+55% +$363K ﹤0.01% 2202
2023
Q1 		$437K Buy
31,800
+5,100
+19% +$85K ﹤0.01% 2624
2022
Q4 		$485K Buy
26,700
+4,300
+19% +$72.3K ﹤0.01% 2646
2022
Q3 		$334K Hold
22,400
– – ﹤0.01% 2821
2022
Q2 		$309K Sell
22,400
-24,161
-52% -$269K ﹤0.01% 2868
2022
Q1 		$521K Sell
46,561
-42,769
-48% -$630K ﹤0.01% 2663
2021
Q4 		$2.11M Buy
89,330
+3,400
+4% +$79K ﹤0.01% 2115
2021
Q3 		$2.19M Hold
85,930
– – ﹤0.01% 2110
2021
Q2 		$1.8M Buy
85,930
+72,930
+561% +$1.5M ﹤0.01% 2256
2021
Q1 		$306K Sell
13,000
-6,400
-33% -$124K ﹤0.01% 2900
2020
Q4 		$272K Hold
19,400
– – ﹤0.01% 2902
2020
Q3 		$244K Sell
19,400
-1,700
-8% -$21.1K ﹤0.01% 2901
2020
Q2 		$300K Buy
+21,100
New +$166K ﹤0.01% 2873

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

AllianceBernstein's IDYA Position: Q2 2026 in Review

AllianceBernstein increased its IDEAYA Biosciences (IDYA) stake by 1,515% in Q2 2026, buying an estimated $46.7M and bringing the position to 1,627,521 shares worth $54.2M. The position accounts for 0.02% of the portfolio, ranked #605.

AllianceBernstein first reported a position in IDYA in Q2 2020 and has held it in 25 quarters since. 285 funds tracked by Wall St. Rank hold IDYA as of Q2 2026.

  • AllianceBernstein held 1,627,521 shares of IDEAYA Biosciences worth $54.2M as of Q2 2026.
  • AllianceBernstein bought 1,526,735 IDEAYA Biosciences shares in Q2 2026, an estimated $46.7M.
  • IDEAYA Biosciences made up 0.02% of AllianceBernstein's portfolio in Q2 2026, its #605 holding.
  • AllianceBernstein first reported a position in IDEAYA Biosciences in Q2 2020 and has held it in 25 quarters since.
  • 285 funds tracked by Wall St. Rank held IDEAYA Biosciences as of Q2 2026.

Based on AllianceBernstein's 13F filing for Q2 2026, filed 14 Aug 2026.