Ghisallo Capital Management’s IDEAYA Biosciences IDYA Stock Holding History

Ghisallo Capital Management’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	$1.86M	Buy	+50,000	New	+$1.53M	0.04%	258
2024 Q4	–	Sell	-175,000	Closed	-$5.54M	–	136
2024 Q3	$5.54M	Buy	+175,000	New	+$6.64M	0.27%	75
2023 Q4	–	Sell	-37,500	Closed	-$1.01M	–	144
2023 Q3	$1.01M	Hold	37,500	–	–	0.1%	84
2023 Q2	$881K	Buy	+37,500	New	+$771K	0.11%	98
2023 Q1	–	Sell	-87,500	Closed	-$1.59M	–	86
2022 Q4	$1.59M	Sell	87,500 -87,500	-50%	-$1.47M	0.28%	75
2022 Q3	$2.61M	Buy	+175,000	New	+$2.27M	0.35%	103

Other funds holding IDYA

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Jupiter Topco New York $245B AUM

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 Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

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 Boston, Massachusetts $71.3B AUM 56.8% 1-Year Est. Return

Deerfield Management New York $9.59B AUM 113.36% 1-Year Est. Return

Ghisallo Capital Management's IDYA Position: Q2 2026 in Review

Ghisallo Capital Management opened a new position in IDEAYA Biosciences (IDYA) in Q2 2026: 50,000 shares worth $1.86M. The stake represents 0.04% of the portfolio and ranks #258 among its holdings. This is a return to the name: Ghisallo Capital Management previously reported a position in IDYA as recently as Q3 2024.

Ghisallo Capital Management first reported a position in IDYA in Q3 2022 and has held it in 6 quarters since. The position peaked at $5.54M in Q3 2024. 285 funds tracked by Wall St. Rank hold IDYA as of Q2 2026.

Ghisallo Capital Management held 50,000 shares of IDEAYA Biosciences worth $1.86M as of Q2 2026.
IDEAYA Biosciences was a new Ghisallo Capital Management position in Q2 2026.
IDEAYA Biosciences made up 0.04% of Ghisallo Capital Management's portfolio in Q2 2026, its #258 holding.
Ghisallo Capital Management first reported a position in IDEAYA Biosciences in Q3 2022 and has held it in 6 quarters since.
Ghisallo Capital Management's IDEAYA Biosciences position peaked at $5.54M in Q3 2024.
285 funds tracked by Wall St. Rank held IDEAYA Biosciences as of Q2 2026.

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