GRAIL INC

Ticker: GRAL CUSIP: 384747101 Class: Common Stock

GAMCO INVESTORS, INC. ET AL's Holding History (CIK: 0000807249)

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

Q4 2025

Shares 24,658 Value ($000) $2,110 Avg Close $86.40 Range $58.50 - $115.76

Q3 2025

Shares 24,207 Value ($000) $1,431 Avg Close $38.21 Range $29.95 - $59.70

Q2 2025

Shares 29,707 Value ($000) $1,528 Avg Close $36.20 Range $20.44 - $52.56

Q1 2025

Shares 28,000 Value ($000) $715 Avg Close $30.90 Range $16.56 - $63.99

Q4 2024

Shares 25,900 Value ($000) $462 Avg Close $16.26 Range $12.33 - $24.92

Q3 2024

Shares 26,602 Value ($000) $366 Avg Close $15.16 Range $12.56 - $21.47

Q2 2024

Shares 20,000 Value ($000) $307 Avg Close $16.22 Range $12.51 - $23.36

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	24,658	$2,110	$86.40	$58.50 - $115.76
Q3 2025	24,207	$1,431	$38.21	$29.95 - $59.70
Q2 2025	29,707	$1,528	$36.20	$20.44 - $52.56
Q1 2025	28,000	$715	$30.90	$16.56 - $63.99
Q4 2024	25,900	$462	$16.26	$12.33 - $24.92
Q3 2024	26,602	$366	$15.16	$12.56 - $21.47
Q2 2024	20,000	$307	$16.22	$12.51 - $23.36