ALECTOR INC

Ticker: ALEC CUSIP: 014442107 Class: COM

5AM Venture Management, LLC's Holding History (CIK: 0001799883)

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

Q3 2025

Shares 995,841 Value ($000) $2,948 Avg Close $2.20 Range $1.34 - $3.28

Q2 2025

Shares 995,841 Value ($000) $1,394 Avg Close $1.25 Range $0.87 - $1.69

Q1 2025

Shares 995,841 Value ($000) $1,225 Avg Close $1.63 Range $1.20 - $2.15

Q4 2024

Shares 995,841 Value ($000) $1,882 Avg Close $3.76 Range $1.68 - $6.14

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	995,841	$2,948	$2.20	$1.34 - $3.28
Q2 2025	995,841	$1,394	$1.25	$0.87 - $1.69
Q1 2025	995,841	$1,225	$1.63	$1.20 - $2.15
Q4 2024	995,841	$1,882	$3.76	$1.68 - $6.14