GRAIL INC

Ticker: GRAL CUSIP: 384747101 Class: Common Stock

Mariner, LLC's Holding History (CIK: 0001373442)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 21,759 Value ($000) $1,862 Avg Close $86.40 Range $58.50 - $115.76

Q3 2025

Shares 15,503 Value ($000) $917 Avg Close $38.21 Range $29.95 - $59.70

Q2 2025

Shares 16,308 Value ($000) $838 Avg Close $36.20 Range $20.44 - $52.56

Q4 2024

Shares 10,619 Value ($000) $190 Avg Close $16.26 Range $12.33 - $24.92

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	21,759	$1,862	$86.40	$58.50 - $115.76
Q3 2025	15,503	$917	$38.21	$29.95 - $59.70
Q2 2025	16,308	$838	$36.20	$20.44 - $52.56
Q4 2024	10,619	$190	$16.26	$12.33 - $24.92