ALECTOR INC

Ticker: ALEC CUSIP: 014442107 Class: COM

PRICE T ROWE ASSOCIATES INC /MD/'s Holding History (CIK: 0000080255)

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

Q4 2025
Shares 56,203 Value ($000) $0 Avg Close $1.77 Range $1.09 - $3.40
Q3 2025
Shares 2,185,032 Value ($000) $6 Avg Close $2.20 Range $1.34 - $3.28
Q2 2025
Shares 4,875,264 Value ($000) $7 Avg Close $1.25 Range $0.87 - $1.69
Q1 2025
Shares 676,313 Value ($000) $1 Avg Close $1.63 Range $1.20 - $2.15
Q4 2024
Shares 746,088 Value ($000) $1 Avg Close $3.76 Range $1.68 - $6.14
Q3 2024
Shares 816,458 Value ($000) $4 Avg Close $5.36 Range $4.22 - $6.78
Q2 2024
Shares 869,578 Value ($000) $4 Avg Close $5.15 Range $4.11 - $6.25
Q1 2024
Shares 890,494 Value ($000) $5 Avg Close $6.54 Range $5.49 - $8.90
Q4 2023
Shares 1,201,549 Value ($000) $10 Avg Close $5.92 Range $3.66 - $8.76
Q3 2023
Shares 1,146,967 Value ($000) $7 Avg Close $6.47 Range $4.98 - $9.06
Q2 2023
Shares 664,890 Value ($000) $4 Avg Close $6.98 Range $5.65 - $8.04
Q1 2023
Shares 675,363 Value ($000) $4 Avg Close $8.13 Range $5.76 - $9.86
Q4 2022
Shares 1,728,713 Value ($000) $16 Avg Close $8.72 Range $6.84 - $9.76
Q3 2022
Shares 1,743,391 Value ($000) $16,493 Avg Close $10.81 Range $8.15 - $13.50
Q2 2022
Shares 1,848,125 Value ($000) $18,777 Avg Close $9.97 Range $7.50 - $14.63
Q1 2022
Shares 1,890,908 Value ($000) $26,945 Avg Close $15.82 Range $11.41 - $21.25
Q4 2021
Shares 1,876,848 Value ($000) $38,757 Avg Close $22.55 Range $18.61 - $27.00
Q3 2021
Shares 1,866,898 Value ($000) $42,603 Avg Close $28.01 Range $20.71 - $43.32
Q2 2021
Shares 2,621,813 Value ($000) $54,612 Avg Close $18.85 Range $15.04 - $23.42
Q1 2021
Shares 2,693,574 Value ($000) $54,249 Avg Close $17.93 Range $14.66 - $23.99
Q4 2020
Shares 2,706,554 Value ($000) $40,950 Avg Close $12.43 Range $9.12 - $17.31
Q3 2020
Shares 2,138,922 Value ($000) $22,534 Avg Close $16.17 Range $10.45 - $25.73
Q2 2020
Shares 1,719,895 Value ($000) $42,034 Avg Close $27.60 Range $21.26 - $34.89
Q1 2020
Shares 929,364 Value ($000) $22,426 Avg Close $25.49 Range $15.63 - $35.93
Q3 2019
Shares 14,485 Value ($000) $209 Avg Close $18.05 Range $13.64 - $22.41