Alyeska Investment Group
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Alyeska Investment Group’s IDEAYA Biosciences IDYA Stock Holding History

Alyeska Investment Group’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 		– Sell
-192,308
Closed -$6.41M – 725
2026
Q1 		$6.41M Hold
192,308
– – 0.02% 443
2025
Q4 		$6.65M Buy
+192,308
New +$6.13M 0.02% 432
2020
Q4 		– Sell
-170,788
Closed -$2.15M – 555
2020
Q3 		$2.15M Sell
170,788
-50,000
-23% -$619K 0.03% 343
2020
Q2 		$3.14M Buy
+220,788
New +$1.74M 0.05% 316

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

Alyeska Investment Group's IDYA Position: Q2 2026 in Review

Alyeska Investment Group sold out of IDEAYA Biosciences (IDYA) in Q2 2026, closing a stake of 192,308 shares — an estimated $6.41M sold.

Alyeska Investment Group first reported a position in IDYA in Q2 2020 and held it in 4 quarters. The position peaked at $6.65M in Q4 2025. 286 funds tracked by Wall St. Rank hold IDYA as of Q2 2026.

  • Alyeska Investment Group reported no remaining IDEAYA Biosciences position as of Q2 2026 after selling out during the quarter.
  • Alyeska Investment Group sold 192,308 IDEAYA Biosciences shares in Q2 2026, an estimated $6.41M.
  • Alyeska Investment Group first reported a position in IDEAYA Biosciences in Q2 2020 and held it in 4 quarters.
  • Alyeska Investment Group's IDEAYA Biosciences position peaked at $6.65M in Q4 2025.
  • 286 funds tracked by Wall St. Rank held IDEAYA Biosciences as of Q2 2026.

Based on Alyeska Investment Group's 13F filing for Q2 2026, filed 14 Aug 2026.