ALECTOR INC

Ticker: ALEC CUSIP: 014442107 Class: COM

Virtu Financial LLC's Holding History (CIK: 0001533964)

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

Q4 2025

Shares 21,886 Value ($000) $0 Avg Close $1.77 Range $1.09 - $3.40

Q4 2020

Shares 12,340 Value ($000) $187 Avg Close $12.43 Range $9.12 - $17.31

Q3 2020

Shares 21,774 Value ($000) $229 Avg Close $16.17 Range $10.45 - $25.73

Q2 2020

Shares 14,510 Value ($000) $355 Avg Close $27.60 Range $21.26 - $34.89

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	21,886	$0	$1.77	$1.09 - $3.40
Q4 2020	12,340	$187	$12.43	$9.12 - $17.31
Q3 2020	21,774	$229	$16.17	$10.45 - $25.73
Q2 2020	14,510	$355	$27.60	$21.26 - $34.89