APTOSE BIOSCIENCES INC

CUSIP: 03835T200 Class: Stock

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q3 2022
Shares 4,437 Value ($000) $2 Avg Close — Range —
Q2 2022
Shares 3,936 Value ($000) $2 Avg Close — Range —
Q1 2022
Shares 6,032 Value ($000) $8 Avg Close — Range —
Q4 2021
Shares 1,776 Value ($000) $2 Avg Close — Range —
Q3 2021
Shares 20,732 Value ($000) $70 Avg Close — Range —
Q2 2021
Shares 19,931 Value ($000) $66 Avg Close — Range —
Q1 2021
Shares 70,863 Value ($000) $423 Avg Close — Range —
Q4 2020
Shares 19,446 Value ($000) $0 Avg Close — Range —
Q3 2020
Shares 4,721 Value ($000) $0 Avg Close — Range —
Q2 2020
Shares 5,585 Value ($000) $0 Avg Close — Range —
Q1 2020
Shares 29,153 Value ($000) $173 Avg Close — Range —
Q3 2019
Shares 20,151 Value ($000) $42 Avg Close — Range —
Q2 2019
Shares 11,621 Value ($000) $30 Avg Close — Range —
Q1 2019
Shares 2,160 Value ($000) $4 Avg Close — Range —
Q4 2018
Shares 948 Value ($000) $1 Avg Close — Range —