ALECTOR INC

Ticker: ALEC CUSIP: 014442107 Class: COM

RA CAPITAL MANAGEMENT, L.P.'s Holding History (CIK: 0001346824)

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

Q1 2025
Shares 9,695,228 Value ($000) $11,925 Avg Close $1.63 Range $1.20 - $2.15
Q4 2024
Shares 9,695,228 Value ($000) $18,324 Avg Close $3.76 Range $1.68 - $6.14
Q4 2020
Shares 1,616,879 Value ($000) $24,463 Avg Close $12.43 Range $9.12 - $17.31
Q3 2020
Shares 3,618,748 Value ($000) $38,124 Avg Close $16.17 Range $10.45 - $25.73
Q2 2020
Shares 4,127,348 Value ($000) $100,872 Avg Close $27.60 Range $21.26 - $34.89
Q1 2020
Shares 4,127,348 Value ($000) $99,593 Avg Close $25.49 Range $15.63 - $35.93
Q4 2019
Shares 1,000,000 Value ($000) $17,230 Avg Close $17.00 Range $13.71 - $21.03
Q3 2019
Shares 1,000,000 Value ($000) $14,420 Avg Close $18.05 Range $13.64 - $22.41
Q2 2019
Shares 1,000,000 Value ($000) $19,000 Avg Close $20.30 Range $15.78 - $27.00
Q1 2019
Shares 1,000,000 Value ($000) $18,720 Avg Close $18.92 Range $15.16 - $23.84