ALECTOR INC

Ticker: ALEC CUSIP: 014442107 Class: COM

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

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

Q4 2025

Shares 1,075 Value ($000) $2 Avg Close $1.77 Range $1.09 - $3.40

Q3 2024

Shares 438 Value ($000) $2 Avg Close $5.36 Range $4.22 - $6.78

Q2 2024

Shares 48 Value ($000) $0 Avg Close $5.15 Range $4.11 - $6.25

Q1 2024

Shares 74 Value ($000) $0 Avg Close $6.54 Range $5.49 - $8.90

Q4 2023

Shares 48 Value ($000) $0 Avg Close $5.92 Range $3.66 - $8.76

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,075	$2	$1.77	$1.09 - $3.40
Q3 2024	438	$2	$5.36	$4.22 - $6.78
Q2 2024	48	$0	$5.15	$4.11 - $6.25
Q1 2024	74	$0	$6.54	$5.49 - $8.90
Q4 2023	48	$0	$5.92	$3.66 - $8.76