Tower Research Capital (TRC)’s GRAIL Inc GRAL Stock Holding History

Tower Research Capital (TRC)’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	$126K	Buy	2,441 +169	+7%	+$13.1K	﹤0.01%	2001
2025 Q4	$194K	Sell	2,272 -298	-12%	-$25.7K	﹤0.01%	1455
2025 Q3	$152K	Buy	2,570 +57	+2%	+$2.18K	﹤0.01%	1688
2025 Q2	$129K	Buy	2,513 +1,375	+121%	+$49.8K	﹤0.01%	2165
2025 Q1	$29.1K	Sell	1,138 -14,167	-93%	-$438K	﹤0.01%	2641
2024 Q4	$273K	Buy	15,305 +12,092	+376%	+$197K	0.01%	1488
2024 Q3	$44.2K	Sell	3,213 -25,650	-89%	-$389K	﹤0.01%	2792
2024 Q2	$444K	Buy	+28,863	New	+$468K	0.01%	1442

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 New York $5.72T AUM 30.48% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

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

Sessa Capital New York $5.51B AUM 47.23% 1-Year Est. Return

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

Tower Research Capital (TRC)'s GRAL Position: Q1 2026 in Review

Tower Research Capital (TRC) increased its GRAIL Inc (GRAL) stake by 7.4% in Q1 2026, buying an estimated $13.1K and bringing the position to 2,441 shares worth $126K. The position accounts for ﹤0.01% of the portfolio, ranked #2001.

Tower Research Capital (TRC) first reported a position in GRAL in Q2 2024 and has held it in 8 quarters since. The position peaked at $444K in Q2 2024. 364 funds tracked by Wall St. Rank hold GRAL as of Q1 2026.

Tower Research Capital (TRC) held 2,441 shares of GRAIL Inc worth $126K as of Q1 2026.
Tower Research Capital (TRC) bought 169 GRAIL Inc shares in Q1 2026, an estimated $13.1K.
GRAIL Inc made up ﹤0.01% of Tower Research Capital (TRC)'s portfolio in Q1 2026, its #2001 holding.
Tower Research Capital (TRC) first reported a position in GRAIL Inc in Q2 2024 and has held it in 8 quarters since.
Tower Research Capital (TRC)'s GRAIL Inc position peaked at $444K in Q2 2024.
364 funds tracked by Wall St. Rank held GRAIL Inc as of Q1 2026.

Based on Tower Research Capital (TRC)'s 13F filing for Q1 2026, filed 15 May 2026.