SEI Investments’s IDEAYA Biosciences IDYA Stock Holding History

SEI Investments’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	$2.57M	Sell	68,986 -15,774	-19%	-$483K	﹤0.01%	1826
2026 Q1	$2.82M	Buy	84,760 +16,053	+23%	+$539K	﹤0.01%	1837
2025 Q4	$2.38M	Buy	68,707 +23,293	+51%	+$743K	﹤0.01%	1755
2025 Q3	$1.24M	Buy	45,414 +10,812	+31%	+$261K	﹤0.01%	1895
2025 Q2	$727K	Buy	34,602 +15,063	+77%	+$289K	﹤0.01%	2051
2025 Q1	$320K	Buy	+19,539	New	+$416K	﹤0.01%	2313
2024 Q2	–	Sell	-15,722	Closed	-$690K	–	2683
2024 Q1	$690K	Sell	15,722 -1,147	-7%	-$49.3K	﹤0.01%	2009
2023 Q4	$600K	Buy	16,869 +475	+3%	+$14.2K	﹤0.01%	2039
2023 Q3	$442K	Buy	+16,394	New	+$416K	﹤0.01%	2152

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

SEI Investments's IDYA Position: Q2 2026 in Review

SEI Investments reduced its IDEAYA Biosciences (IDYA) stake by 19% in Q2 2026, selling an estimated $483K and leaving 68,986 shares worth $2.57M. The position accounts for ﹤0.01% of the portfolio, ranked #1826.

SEI Investments first reported a position in IDYA in Q3 2023 and has held it in 9 quarters since. The position peaked at $2.82M in Q1 2026. 285 funds tracked by Wall St. Rank hold IDYA as of Q2 2026.

SEI Investments held 68,986 shares of IDEAYA Biosciences worth $2.57M as of Q2 2026.
SEI Investments sold 15,774 IDEAYA Biosciences shares in Q2 2026, an estimated $483K.
IDEAYA Biosciences made up ﹤0.01% of SEI Investments's portfolio in Q2 2026, its #1826 holding.
SEI Investments first reported a position in IDEAYA Biosciences in Q3 2023 and has held it in 9 quarters since.
SEI Investments's IDEAYA Biosciences position peaked at $2.82M in Q1 2026.
285 funds tracked by Wall St. Rank held IDEAYA Biosciences as of Q2 2026.

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