Jim Simons
GRAL icon

Jim Simons’s GRAIL Inc GRAL Stock Holding History

Jim Simons’s Portfolio GRAL Stock Details GRAL Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$628K Sell
9,200
-46,000
-83% -$2.71M ﹤0.01% 2513
2026
Q1 		$2.85M Sell
55,200
-30,100
-35% -$2.33M ﹤0.01% 1688
2025
Q4 		$7.3M Sell
85,300
-17,800
-17% -$1.54M 0.01% 1082
2025
Q3 		$6.1M Sell
103,100
-50,400
-33% -$1.93M 0.01% 1377
2025
Q2 		$7.89M Buy
+153,500
New +$5.56M 0.01% 1227
2024
Q3 		– Sell
-60,804
Closed -$935K – 3960
2024
Q2 		$935K Buy
+60,804
New +$986K ﹤0.01% 2362

Other funds holding GRAL

Farallon Capital Management
Farallon Capital Management San Francisco, California $21.7B AUM 79.24% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $20B AUM 154.41% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
Sessa Capital
Sessa Capital New York $5.98B AUM 99.85% 1-Year Est. Return
Deep Track Capital
Deep Track Capital Greenwich, Connecticut $6.87B AUM 205.24% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Arbiter Partners Capital Management
Arbiter Partners Capital Management New York $197M AUM 47.99% 1-Year Est. Return

Jim Simons's GRAL Position: Q2 2026 in Review

Jim Simons reduced its GRAIL Inc (GRAL) stake by 83% in Q2 2026, selling an estimated $2.71M and leaving 9,200 shares worth $628K. The position accounts for ﹤0.01% of the portfolio, ranked #2513.

Jim Simons first reported a position in GRAL in Q2 2024 and has held it in 6 quarters since. The position peaked at $7.89M in Q2 2025. 375 funds tracked by Wall St. Rank hold GRAL as of Q2 2026.

  • Jim Simons held 9,200 shares of GRAIL Inc worth $628K as of Q2 2026.
  • Jim Simons sold 46,000 GRAIL Inc shares in Q2 2026, an estimated $2.71M.
  • GRAIL Inc made up ﹤0.01% of Jim Simons's portfolio in Q2 2026, its #2513 holding.
  • Jim Simons first reported a position in GRAIL Inc in Q2 2024 and has held it in 6 quarters since.
  • Jim Simons's GRAIL Inc position peaked at $7.89M in Q2 2025.
  • 375 funds tracked by Wall St. Rank held GRAIL Inc as of Q2 2026.

Based on Renaissance Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.