TS
GRAL

Thomas Steyer’s GRAIL Inc GRAL Stock Holding History

Thomas Steyer’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 		$284M Buy
4,161,584
+907,900
+28% +$53.5M 1.31% 23
2026
Q1 		$168M Buy
3,253,684
+911,000
+39% +$70.6M 0.88% 34
2025
Q4 		$201M Buy
2,342,684
+993,684
+74% +$85.9M 0.87% 38
2025
Q3 		$79.8M Buy
1,349,000
+847,000
+169% +$32.4M 0.33% 49
2025
Q2 		$25.8M Buy
+502,000
New +$18.2M 0.11% 65

Other funds holding GRAL

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 $3.37T AUM 44.26% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
SC
Sessa Capital New York $5.98B AUM 99.85% 1-Year Est. Return
DTC
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
APCM
Arbiter Partners Capital Management New York $190M AUM 50.42% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Thomas Steyer's GRAL Position: Q2 2026 in Review

Thomas Steyer increased its GRAIL Inc (GRAL) stake by 28% in Q2 2026, buying an estimated $53.5M and bringing the position to 4,161,584 shares worth $284M. The position accounts for 1.31% of the portfolio, ranked #23.

Thomas Steyer first reported a position in GRAL in Q2 2025 and has held it in 5 quarters since. 371 funds tracked by Wall St. Rank hold GRAL as of Q2 2026.

  • Thomas Steyer held 4,161,584 shares of GRAIL Inc worth $284M as of Q2 2026.
  • Thomas Steyer bought 907,900 GRAIL Inc shares in Q2 2026, an estimated $53.5M.
  • GRAIL Inc made up 1.31% of Thomas Steyer's portfolio in Q2 2026, its #23 holding.
  • Thomas Steyer first reported a position in GRAIL Inc in Q2 2025 and has held it in 5 quarters since.
  • 371 funds tracked by Wall St. Rank held GRAIL Inc as of Q2 2026.

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