GI
GRAL

GAMCO Investors’s GRAIL Inc GRAL Stock Holding History

GAMCO Investors’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
Q1 		$3.45M Buy
66,758
+42,100
+171% +$3.26M 0.03% 434
2025
Q4 		$2.11M Buy
24,658
+451
+2% +$39K 0.02% 518
2025
Q3 		$1.43M Sell
24,207
-5,500
-19% -$210K 0.01% 588
2025
Q2 		$1.53M Buy
29,707
+1,707
+6% +$61.8K 0.02% 589
2025
Q1 		$715K Buy
28,000
+2,100
+8% +$64.9K 0.01% 616
2024
Q4 		$462K Sell
25,900
-702
-3% -$11.4K ﹤0.01% 706
2024
Q3 		$366K Buy
26,602
+6,602
+33% +$100K ﹤0.01% 742
2024
Q2 		$307K Buy
+20,000
New +$324K ﹤0.01% 765

Other funds holding GRAL

BBA
Baker Bros. Advisors New York $17.4B AUM 131.5% 1-Year Est. Return
FCM
Farallon Capital Management San Francisco, California $17.5B AUM 50.95% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return
DTC
Deep Track Capital Greenwich, Connecticut $6.12B AUM 144% 1-Year Est. Return
SC
Sessa Capital New York $5.51B AUM 47.23% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
APCM
Arbiter Partners Capital Management New York $175M AUM 99.81% 1-Year Est. Return

GAMCO Investors's GRAL Position: Q1 2026 in Review

GAMCO Investors increased its GRAIL Inc (GRAL) stake by 171% in Q1 2026, buying an estimated $3.26M and bringing the position to 66,758 shares worth $3.45M. The position accounts for 0.03% of the portfolio, ranked #434.

GAMCO Investors first reported a position in GRAL in Q2 2024 and has held it in 8 quarters since. 364 funds tracked by Wall St. Rank hold GRAL as of Q1 2026.

  • GAMCO Investors held 66,758 shares of GRAIL Inc worth $3.45M as of Q1 2026.
  • GAMCO Investors bought 42,100 GRAIL Inc shares in Q1 2026, an estimated $3.26M.
  • GRAIL Inc made up 0.03% of GAMCO Investors's portfolio in Q1 2026, its #434 holding.
  • GAMCO Investors first reported a position in GRAIL Inc in Q2 2024 and has held it in 8 quarters since.
  • 364 funds tracked by Wall St. Rank held GRAIL Inc as of Q1 2026.

Based on GAMCO Investors's 13F filing for Q1 2026, filed 14 May 2026.