AETERNA ZENTARIS INC

CUSIP: 007975402 Class: COM PAR

Tower Research Capital LLC (TRC)'s Holding History (CIK: 0001533421)

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

Q2 2022
Shares 5,699 Value ($000) $1 Avg Close — Range —
Q1 2022
Shares 5,699 Value ($000) $2 Avg Close — Range —
Q1 2018
Shares 100 Value ($000) $0 Avg Close — Range —
Q3 2017
Shares 1,397 Value ($000) $4 Avg Close — Range —
Q1 2017
Shares 1,200 Value ($000) $4 Avg Close — Range —
Q4 2016
Shares 700 Value ($000) $3 Avg Close — Range —
Q2 2016
Shares 400 Value ($000) $2 Avg Close — Range —
Q1 2016
Shares 1,283 Value ($000) $4 Avg Close — Range —
Q4 2015
Shares 200 Value ($000) $1 Avg Close — Range —