APTOSE BIOSCIENCES INC

CUSIP: 03835T200 Class: Stock

DRW Securities, LLC's Holding History (CIK: 0001481986)

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

Q1 2023
Shares 8,892,437 Value ($000) $6 Avg Close — Range —
Q4 2022
Shares 8,892,437 Value ($000) $5 Avg Close — Range —
Q2 2022
Shares 8,892,437 Value ($000) $6,598 Avg Close — Range —
Q1 2022
Shares 8,892,437 Value ($000) $12,094 Avg Close — Range —
Q4 2021
Shares 8,892,437 Value ($000) $12,005 Avg Close — Range —
Q3 2021
Shares 8,892,437 Value ($000) $19,386 Avg Close — Range —
Q2 2021
Shares 8,476,176 Value ($000) $28,141 Avg Close — Range —
Q1 2021
Shares 7,976,176 Value ($000) $47,658 Avg Close — Range —
Q4 2020
Shares 7,976,176 Value ($000) $34,936 Avg Close — Range —
Q3 2020
Shares 4,201,176 Value ($000) $25,207 Avg Close — Range —
Q2 2020
Shares 3,501,176 Value ($000) $22,092 Avg Close — Range —
Q1 2020
Shares 3,710,698 Value ($000) $22,042 Avg Close — Range —
Q4 2019
Shares 3,710,698 Value ($000) $21,040 Avg Close — Range —
Q3 2019
Shares 3,160,698 Value ($000) $6,590 Avg Close — Range —
Q2 2019
Shares 3,347,018 Value ($000) $8,736 Avg Close — Range —
Q1 2019
Shares 2,558,458 Value ($000) $5,143 Avg Close — Range —
Q4 2018
Shares 2,473,135 Value ($000) $4,724 Avg Close — Range —
Q3 2018
Shares 220,235 Value ($000) $573 Avg Close — Range —
Q2 2018
Shares 123,900 Value ($000) $488 Avg Close — Range —
Q1 2018
Shares 20,000 Value ($000) $63 Avg Close — Range —
Q4 2017
Shares 40,000 Value ($000) $90 Avg Close — Range —