Simplex Trading
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Simplex Trading’s IDEAYA Biosciences IDYA Stock Holding History

Simplex Trading’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
Q1 		$1.01M Sell
30,200
-4,900
-14% -$164K ﹤0.01% 2493
2025
Q4 		$1.21M Buy
35,100
+32,400
+1,200% +$1.03M ﹤0.01% 2444
2025
Q3 		$73K Buy
2,700
+2,600
+2,600% +$62.9K ﹤0.01% 6077
2025
Q2 		$2K Buy
+100
New +$1.92K ﹤0.01% 8137
2024
Q4 		– Sell
-1,400
Closed -$44K – 9013
2024
Q3 		$44K Buy
1,400
+400
+40% +$15.2K ﹤0.01% 6001
2024
Q2 		$35K Sell
1,000
-4,200
-81% -$166K ﹤0.01% 6409
2024
Q1 		$228K Buy
5,200
+4,700
+940% +$202K ﹤0.01% 4701
2023
Q4 		$17K Sell
500
-1,700
-77% -$50.7K ﹤0.01% 7051
2023
Q3 		$59K Sell
2,200
-88,800
-98% -$2.25M ﹤0.01% 5648
2023
Q2 		$2.14M Buy
+91,000
New +$1.87M ﹤0.01% 1925
2022
Q4 		– Sell
-100
Closed -$1K – 9713
2022
Q3 		$1K Hold
100
– – ﹤0.01% 9549
2022
Q2 		$1K Buy
+100
New +$1.11K ﹤0.01% 9597

Other funds holding IDYA

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $17.4B AUM 131.5% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
LGM
Logos Global Management San Francisco, California $2B AUM 444.09% 1-Year Est. Return
Federated Hermes
Federated Hermes Pittsburgh, Pennsylvania $61.5B AUM 30.7% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return

Simplex Trading's IDYA Position: Q1 2026 in Review

Simplex Trading sold out of IDEAYA Biosciences (IDYA) in Q1 2026, closing a stake of 2,862 shares — an estimated $96K sold.

Simplex Trading first reported a position in IDYA in Q1 2023 and held it in 5 quarters. The position peaked at $98.9K in Q4 2025. 253 funds tracked by Wall St. Rank hold IDYA as of Q1 2026.

  • Simplex Trading reported no remaining IDEAYA Biosciences position as of Q1 2026 after selling out during the quarter.
  • Simplex Trading sold 2,862 IDEAYA Biosciences shares in Q1 2026, an estimated $96K.
  • Simplex Trading first reported a position in IDEAYA Biosciences in Q1 2023 and held it in 5 quarters.
  • Simplex Trading's IDEAYA Biosciences position peaked at $98.9K in Q4 2025.
  • 253 funds tracked by Wall St. Rank held IDEAYA Biosciences as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.