GRAIL INC

Ticker: GRAL CUSIP: 384747101 Class: Common Stock

GAMMA Investing LLC's Holding History (CIK: 0002010235)

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

Q4 2025

Shares 1,172 Value ($000) $100 Avg Close $86.40 Range $58.50 - $115.76

Q3 2025

Shares 916 Value ($000) $54 Avg Close $38.21 Range $29.95 - $59.70

Q2 2025

Shares 844 Value ($000) $43 Avg Close $36.20 Range $20.44 - $52.56

Q1 2025

Shares 984 Value ($000) $25 Avg Close $30.90 Range $16.56 - $63.99

Q4 2024

Shares 598 Value ($000) $11 Avg Close $16.26 Range $12.33 - $24.92

Q3 2024

Shares 505 Value ($000) $7 Avg Close $15.16 Range $12.56 - $21.47

Q2 2024

Shares 291 Value ($000) $4 Avg Close $16.22 Range $12.51 - $23.36

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,172	$100	$86.40	$58.50 - $115.76
Q3 2025	916	$54	$38.21	$29.95 - $59.70
Q2 2025	844	$43	$36.20	$20.44 - $52.56
Q1 2025	984	$25	$30.90	$16.56 - $63.99
Q4 2024	598	$11	$16.26	$12.33 - $24.92
Q3 2024	505	$7	$15.16	$12.56 - $21.47
Q2 2024	291	$4	$16.22	$12.51 - $23.36