GROUP ONE TRADING, L.P. - AETERNA ZENTARIS INC ownership

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AETERNA ZENTARIS INC's ticker is and the CUSIP is 007975901. A total of 2 filers reported holding AETERNA ZENTARIS INC in Q1 2023. The put-call ratio across all filers is - and the average weighting 0.0%.

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Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of AETERNA ZENTARIS INC
ValueSharesWeighting
Q3 2023$44,770
-5.5%
18,5000.0%0.00%–
Q2 2023$47,360
-1.9%
18,5000.0%0.00%–
Q1 2023$48,285
-62.0%
18,500
-53.4%
0.00%–
Q4 2022$127,040
-18.0%
39,7000.0%0.00%–
Q3 2022$155,000–39,700–0.00%–
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Other shareholders
AETERNA ZENTARIS INC shareholders Q1 2023
NameSharesValueWeighting ↓
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
GROUP ONE TRADING, L.P. 18,500$48,2850.00%
View complete list of AETERNA ZENTARIS INC shareholders