ALECTOR INC

Ticker: ALEC CUSIP: 014442107 Class: COM

BNP PARIBAS ARBITRAGE, SA's Holding History (CIK: 0001166588)

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

Q4 2025
Shares 22,385 Value ($000) $35 Avg Close $1.77 Range $1.09 - $3.40
Q3 2025
Shares 18,269 Value ($000) $54 Avg Close $2.20 Range $1.34 - $3.28
Q2 2025
Shares 11,634 Value ($000) $16 Avg Close $1.25 Range $0.87 - $1.69
Q1 2025
Shares 157,309 Value ($000) $193 Avg Close $1.63 Range $1.20 - $2.15
Q4 2021
Shares 12,157 Value ($000) $251,042 Avg Close $22.55 Range $18.61 - $27.00
Q3 2021
Shares 28,162 Value ($000) $642,657 Avg Close $28.01 Range $20.71 - $43.32
Q2 2021
Shares 19,787 Value ($000) $412,163 Avg Close $18.85 Range $15.04 - $23.42
Q1 2021
Shares 23,252 Value ($000) $468,295 Avg Close $17.93 Range $14.66 - $23.99
Q4 2020
Shares 22,588 Value ($000) $341,756 Avg Close $12.43 Range $9.12 - $17.31
Q3 2020
Shares 29,470 Value ($000) $310,466 Avg Close $16.17 Range $10.45 - $25.73
Q2 2020
Shares 22,937 Value ($000) $560,580 Avg Close $27.60 Range $21.26 - $34.89
Q1 2020
Shares 15,914 Value ($000) $384,005 Avg Close $25.49 Range $15.63 - $35.93
Q4 2019
Shares 4,242 Value ($000) $73,090 Avg Close $17.00 Range $13.71 - $21.03
Q3 2019
Shares 4,406 Value ($000) $63,535 Avg Close $18.05 Range $13.64 - $22.41
Q2 2019
Shares 644 Value ($000) $12,236 Avg Close $20.30 Range $15.78 - $27.00