ALECTOR INC

Ticker: ALEC CUSIP: 014442107 Class: COM

SUSQUEHANNA INTERNATIONAL GROUP, LLP's Holding History (CIK: 0001446194)

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

Q4 2025

Shares 291,180 Value ($000) $454 Avg Close $1.77 Range $1.09 - $3.40

Q3 2025

Shares 308,660 Value ($000) $914 Avg Close $2.20 Range $1.34 - $3.28

Q2 2025

Shares 203,798 Value ($000) $285 Avg Close $1.25 Range $0.87 - $1.69

Q1 2025

Shares 253,119 Value ($000) $311 Avg Close $1.63 Range $1.20 - $2.15

Q4 2024

Shares 199,762 Value ($000) $378 Avg Close $3.76 Range $1.68 - $6.14

Q3 2024

Shares 76,540 Value ($000) $357 Avg Close $5.36 Range $4.22 - $6.78

Q2 2024

Shares 20,692 Value ($000) $94 Avg Close $5.15 Range $4.11 - $6.25

Q1 2024

Shares 48,826 Value ($000) $294 Avg Close $6.54 Range $5.49 - $8.90

Q4 2023

Shares 79,205 Value ($000) $632 Avg Close $5.92 Range $3.66 - $8.76

Q3 2023

Shares 83,170 Value ($000) $539 Avg Close $6.47 Range $4.98 - $9.06

Q2 2023

Shares 49,284 Value ($000) $296 Avg Close $6.98 Range $5.65 - $8.04

Q1 2023

Shares 153,016 Value ($000) $947 Avg Close $8.13 Range $5.76 - $9.86

Q4 2022

Shares 60,370 Value ($000) $557 Avg Close $8.72 Range $6.84 - $9.76

Q3 2022

Shares 195,046 Value ($000) $1,845 Avg Close $10.81 Range $8.15 - $13.50

Q2 2022

Shares 17,379 Value ($000) $177 Avg Close $9.97 Range $7.50 - $14.63

Q1 2022

Shares 67,618 Value ($000) $964 Avg Close $15.82 Range $11.41 - $21.25

Q4 2021

Shares 180,482 Value ($000) $3,727 Avg Close $22.55 Range $18.61 - $27.00

Q3 2021

Shares 117,067 Value ($000) $2,671 Avg Close $28.01 Range $20.71 - $43.32

Q2 2021

Shares 112,916 Value ($000) $2,352 Avg Close $18.85 Range $15.04 - $23.42

Q1 2021

Shares 79,914 Value ($000) $1,609 Avg Close $17.93 Range $14.66 - $23.99

Q4 2020

Shares 67,060 Value ($000) $1,015 Avg Close $12.43 Range $9.12 - $17.31

Q3 2020

Shares 143,706 Value ($000) $1,513 Avg Close $16.17 Range $10.45 - $25.73

Q2 2020

Shares 14,058 Value ($000) $344 Avg Close $27.60 Range $21.26 - $34.89

Q1 2020

Shares 58,955 Value ($000) $1,423 Avg Close $25.49 Range $15.63 - $35.93

Q3 2019

Shares 20,447 Value ($000) $295 Avg Close $18.05 Range $13.64 - $22.41

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	291,180	$454	$1.77	$1.09 - $3.40
Q3 2025	308,660	$914	$2.20	$1.34 - $3.28
Q2 2025	203,798	$285	$1.25	$0.87 - $1.69
Q1 2025	253,119	$311	$1.63	$1.20 - $2.15
Q4 2024	199,762	$378	$3.76	$1.68 - $6.14
Q3 2024	76,540	$357	$5.36	$4.22 - $6.78
Q2 2024	20,692	$94	$5.15	$4.11 - $6.25
Q1 2024	48,826	$294	$6.54	$5.49 - $8.90
Q4 2023	79,205	$632	$5.92	$3.66 - $8.76
Q3 2023	83,170	$539	$6.47	$4.98 - $9.06
Q2 2023	49,284	$296	$6.98	$5.65 - $8.04
Q1 2023	153,016	$947	$8.13	$5.76 - $9.86
Q4 2022	60,370	$557	$8.72	$6.84 - $9.76
Q3 2022	195,046	$1,845	$10.81	$8.15 - $13.50
Q2 2022	17,379	$177	$9.97	$7.50 - $14.63
Q1 2022	67,618	$964	$15.82	$11.41 - $21.25
Q4 2021	180,482	$3,727	$22.55	$18.61 - $27.00
Q3 2021	117,067	$2,671	$28.01	$20.71 - $43.32
Q2 2021	112,916	$2,352	$18.85	$15.04 - $23.42
Q1 2021	79,914	$1,609	$17.93	$14.66 - $23.99
Q4 2020	67,060	$1,015	$12.43	$9.12 - $17.31
Q3 2020	143,706	$1,513	$16.17	$10.45 - $25.73
Q2 2020	14,058	$344	$27.60	$21.26 - $34.89
Q1 2020	58,955	$1,423	$25.49	$15.63 - $35.93
Q3 2019	20,447	$295	$18.05	$13.64 - $22.41