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Brown Brothers Harriman & Co’s IDEAYA Biosciences IDYA Stock Holding History

Brown Brothers Harriman & Co’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 		$4.96K Hold
133
– – ﹤0.01% 1563
2026
Q1 		$4.43K Hold
133
– – ﹤0.01% 1528
2025
Q4 		$4.6K Buy
+133
New +$4.24K ﹤0.01% 1533

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 $3.38T AUM 44.17% 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

Brown Brothers Harriman & Co's IDYA Position: Q2 2026 in Review

Brown Brothers Harriman & Co held its IDEAYA Biosciences (IDYA) position steady in Q2 2026 at 133 shares worth $4.96K. The position accounts for ﹤0.01% of the portfolio, ranked #1563.

Brown Brothers Harriman & Co first reported a position in IDYA in Q4 2025 and has held it in 3 quarters since. 285 funds tracked by Wall St. Rank hold IDYA as of Q2 2026.

  • Brown Brothers Harriman & Co held 133 shares of IDEAYA Biosciences worth $4.96K as of Q2 2026.
  • Brown Brothers Harriman & Co left its IDEAYA Biosciences share count unchanged in Q2 2026.
  • IDEAYA Biosciences made up ﹤0.01% of Brown Brothers Harriman & Co's portfolio in Q2 2026, its #1563 holding.
  • Brown Brothers Harriman & Co first reported a position in IDEAYA Biosciences in Q4 2025 and has held it in 3 quarters since.
  • 285 funds tracked by Wall St. Rank held IDEAYA Biosciences as of Q2 2026.

Based on Brown Brothers Harriman & Co's 13F filing for Q2 2026, filed 12 Aug 2026.