Adage Capital Partners
IDYA icon

Adage Capital Partners’s IDEAYA Biosciences IDYA Stock Holding History

Adage Capital Partners’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 		$101M Sell
2,715,391
-108,109
-4% -$3.31M 0.14% 137
2026
Q1 		$94.1M Buy
2,823,500
+23,500
+0.8% +$788K 0.15% 143
2025
Q4 		$96.8M Sell
2,800,000
-100,094
-3% -$3.19M 0.15% 133
2025
Q3 		$78.9M Buy
2,900,094
+1,662,000
+134% +$40.2M 0.13% 163
2025
Q2 		$26M Buy
1,238,094
+50,000
+4% +$959K 0.04% 379
2025
Q1 		$19.5M Sell
1,188,094
-12,000
-1% -$256K 0.04% 426
2024
Q4 		$30.8M Buy
1,200,094
+220,000
+22% +$6.23M 0.05% 319
2024
Q3 		$31M Sell
980,094
-1,085,000
-53% -$41.1M 0.05% 329
2024
Q2 		$72.5M Sell
2,065,094
-402,013
-16% -$15.9M 0.13% 157
2024
Q1 		$108M Sell
2,467,107
-457,987
-16% -$19.7M 0.2% 100
2023
Q4 		$104M Buy
2,925,094
+638,133
+28% +$19M 0.22% 106
2023
Q3 		$61.7M Sell
2,286,961
-288,149
-11% -$7.31M 0.14% 165
2023
Q2 		$60.5M Sell
2,575,110
-101,449
-4% -$2.09M 0.13% 172
2023
Q1 		$36.7M Buy
2,676,559
+475,000
+22% +$7.91M 0.08% 280
2022
Q4 		$40M Buy
2,201,559
+351,465
+19% +$5.91M 0.1% 245
2022
Q3 		$27.6M Buy
1,850,094
+1,745,693
+1,672% +$22.7M 0.07% 321
2022
Q2 		$1.44M Sell
104,401
-88,900
-46% -$989K ﹤0.01% 900
2022
Q1 		$2.16M Sell
193,301
-50,042
-21% -$738K ﹤0.01% 895
2021
Q4 		$5.75M Sell
243,343
-6,657
-3% -$155K 0.01% 801
2021
Q3 		$6.37M Sell
250,000
-157,899
-39% -$3.69M 0.01% 800
2021
Q2 		$8.56M Sell
407,899
-100,000
-20% -$2.05M 0.02% 734
2021
Q1 		$11.9M Buy
+507,899
New +$9.81M 0.02% 620

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
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

Adage Capital Partners's IDYA Position: Q2 2026 in Review

Adage Capital Partners reduced its IDEAYA Biosciences (IDYA) stake by 3.8% in Q2 2026, selling an estimated $3.31M and leaving 2,715,391 shares worth $101M. The position accounts for 0.14% of the portfolio, ranked #137.

Adage Capital Partners first reported a position in IDYA in Q1 2021 and has held it in 22 quarters since. The position peaked at $108M in Q1 2024. 285 funds tracked by Wall St. Rank hold IDYA as of Q2 2026.

  • Adage Capital Partners held 2,715,391 shares of IDEAYA Biosciences worth $101M as of Q2 2026.
  • Adage Capital Partners sold 108,109 IDEAYA Biosciences shares in Q2 2026, an estimated $3.31M.
  • IDEAYA Biosciences made up 0.14% of Adage Capital Partners's portfolio in Q2 2026, its #137 holding.
  • Adage Capital Partners first reported a position in IDEAYA Biosciences in Q1 2021 and has held it in 22 quarters since.
  • Adage Capital Partners's IDEAYA Biosciences position peaked at $108M in Q1 2024.
  • 285 funds tracked by Wall St. Rank held IDEAYA Biosciences as of Q2 2026.

Based on Adage Capital Partners's 13F filing for Q2 2026, filed 14 Aug 2026.