Simplex Trading’s GRAIL Inc GRAL Stock Holding History

Simplex Trading’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 Q3	$12.8M	Buy	91,700 +84,000	+1,091%	+$6.66M	0.01%	636
2026 Q2	$526K	Sell	7,700 -1,400	-15%	-$82.4K	﹤0.01%	3541
2026 Q1	$470K	Sell	9,100 -27,300	-75%	-$2.11M	﹤0.01%	3336
2025 Q4	$3.12M	Buy	36,400 +25,300	+228%	+$2.19M	﹤0.01%	1628
2025 Q3	$656K	Sell	11,100 -4,500	-29%	-$172K	﹤0.01%	3506
2025 Q2	$802K	Sell	15,600 -18,000	-54%	-$652K	﹤0.01%	3010
2025 Q1	$858K	Buy	33,600 +3,700	+12%	+$114K	﹤0.01%	2853
2024 Q4	$533K	Buy	29,900 +4,700	+19%	+$76.4K	﹤0.01%	3471
2024 Q3	$346K	Buy	+25,200	New	+$382K	﹤0.01%	3989

Other funds holding GRAL

Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $551B AUM 33.95% 1-Year Est. Return

Jefferies Financial Group New York $13.5B AUM 36.68% 1-Year Est. Return

Citigroup New York $308B AUM 40.94% 1-Year Est. Return

Aberdeen Group Edinburgh, United Kingdom $72.4B AUM 31.32% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.32T AUM 44.66% 1-Year Est. Return

Slow Capital Greenbrae, California $890M AUM 40.96% 1-Year Est. Return

UBS Group Zurich, Switzerland $765B AUM 28.39% 1-Year Est. Return

Douglas Lane & Associates New York $7.46B AUM 24.36% 1-Year Est. Return

Fideuram - Intesa Sanpaolo Private Banking Turin $3.5B AUM 45.13% 1-Year Est. Return

Simplex Trading's GRAL Position: Q3 2026 in Review

Simplex Trading reduced its GRAIL Inc (GRAL) stake by 63% in Q3 2026, selling an estimated $216K and leaving 1,634 shares worth $229K. The position accounts for ﹤0.01% of the portfolio, ranked #4472.

Simplex Trading first reported a position in GRAL in Q4 2024 and has held it in 6 quarters since. The position peaked at $1.37M in Q4 2025. 235 funds tracked by Wall St. Rank hold GRAL as of Q3 2026.

Simplex Trading held 1,634 shares of GRAIL Inc worth $229K as of Q3 2026.
Simplex Trading sold 2,728 GRAIL Inc shares in Q3 2026, an estimated $216K.
GRAIL Inc made up ﹤0.01% of Simplex Trading's portfolio in Q3 2026, its #4472 holding.
Simplex Trading first reported a position in GRAIL Inc in Q4 2024 and has held it in 6 quarters since.
Simplex Trading's GRAIL Inc position peaked at $1.37M in Q4 2025.
235 funds tracked by Wall St. Rank held GRAIL Inc as of Q3 2026.

Based on Simplex Trading's 13F filing for Q3 2026, filed 4 Nov 2026.