ALECTOR INC

Ticker: ALEC CUSIP: 014442107 Class: COM

CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM's Holding History (CIK: 0000919079)

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

Q1 2021

Shares 94,100 Value ($000) $1,895 Avg Close $17.93 Range $14.66 - $23.99

Q4 2020

Shares 94,100 Value ($000) $1,424 Avg Close $12.43 Range $9.12 - $17.31

Q3 2020

Shares 104,836 Value ($000) $1,104 Avg Close $16.17 Range $10.45 - $25.73

Q2 2020

Shares 103,272 Value ($000) $2,524 Avg Close $27.60 Range $21.26 - $34.89

Q1 2020

Shares 68,793 Value ($000) $1,660 Avg Close $25.49 Range $15.63 - $35.93

Q4 2019

Shares 56,693 Value ($000) $977 Avg Close $17.00 Range $13.71 - $21.03

Q3 2019

Shares 10,893 Value ($000) $157 Avg Close $18.05 Range $13.64 - $22.41

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2021	94,100	$1,895	$17.93	$14.66 - $23.99
Q4 2020	94,100	$1,424	$12.43	$9.12 - $17.31
Q3 2020	104,836	$1,104	$16.17	$10.45 - $25.73
Q2 2020	103,272	$2,524	$27.60	$21.26 - $34.89
Q1 2020	68,793	$1,660	$25.49	$15.63 - $35.93
Q4 2019	56,693	$977	$17.00	$13.71 - $21.03
Q3 2019	10,893	$157	$18.05	$13.64 - $22.41