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Date Issuer Insider Transaction Amount New Balance ⓘ
The balance of securities held by registered holder at the time of the transaction. Insiders may direct multiple registered holders and hold multiple security types.
Filed 2026-10-01 16:41
Tx date 2026-09-16
$CSCI
COSCIENS Biopharma Inc.
Spear, David
4 - Director of Issuer
Direct Ownership
Convertible Debentures 15% Unsecured due September 10, 2027
16 - Acquisition or disposition under a prospectus exemption
$
+$200 vol
$1,000 each
$200
Filed 2026-10-01 16:38
Tx date 2025-05-30
$CSCI
COSCIENS Biopharma Inc.
Spear, David
4 - Director of Issuer
Direct Ownership
Convertible Debentures 15% Unsecured due September 10, 2027
00 - Opening Balance-Initial SEDI Report
Filed 2026-10-01 16:35
Tx date 2026-09-16
$CSCI
COSCIENS Biopharma Inc.
Puccetti, Peter H.
4 - Director of Issuer
Direct Ownership
Convertible Debentures 15% Unsecured due September 10, 2027
16 - Acquisition or disposition under a prospectus exemption
$
+$990 vol
$1,000 each
$990
Filed 2026-10-01 16:32
Tx date 2025-05-30
$CSCI
COSCIENS Biopharma Inc.
Puccetti, Peter H.
4 - Director of Issuer
Direct Ownership
Convertible Debentures 15% Unsecured due September 10, 2027
00 - Opening Balance-Initial SEDI Report
Filed 2026-10-01 16:27
Tx date 2026-09-10
$CSCI
COSCIENS Biopharma Inc.
Miller, Ronald W.
4 - Director of Issuer
Direct Ownership
Convertible Debentures 15% Unsecured due September 10, 2027
16 - Acquisition or disposition under a prospectus exemption
$
+$50 vol
$1,000 each
$50
Filed 2026-10-01 16:23
Tx date 2024-06-03
$CSCI
COSCIENS Biopharma Inc.
Miller, Ronald W.
4 - Director of Issuer
Direct Ownership
Convertible Debentures 15% Unsecured due September 10, 2027
00 - Opening Balance-Initial SEDI Report
Filed 2026-10-01 16:20
Tx date 2026-09-10
$CSCI
COSCIENS Biopharma Inc.
La Fratta, Giuliano
5 - Senior Officer of Issuer
Direct Ownership
Convertible Debentures 15% Unsecured due September 10, 2027
16 - Acquisition or disposition under a prospectus exemption
$
+$100 vol
$1,000 each
$100
Filed 2026-10-01 15:30
Tx date 2022-01-24
$CSCI
COSCIENS Biopharma Inc.
La Fratta, Giuliano
5 - Senior Officer of Issuer
Direct Ownership
Convertible Debentures 15% Unsecured due September 10, 2027
00 - Opening Balance-Initial SEDI Report
Filed 2026-08-10 19:37
Tx date 2026-08-04
$CSCI
COSCIENS Biopharma Inc.
Regnier, Michel Gerard
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Restricted Share Units (RSU)
56 - Grant of rights

+11,000 vol
11,000
Filed 2026-08-10 19:35
Tx date 2026-08-04
$CSCI
COSCIENS Biopharma Inc.
Regnier, Michel Gerard
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Restricted Share Units (RSU)
00 - Opening Balance-Initial SEDI Report
Filed 2026-08-10 19:13
Tx date 2026-08-04
$CSCI
COSCIENS Biopharma Inc.
Regnier, Michel Gerard
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Options
00 - Opening Balance-Initial SEDI Report
1,180
Filed 2026-08-06 14:52
Tx date 2026-08-04
$CSCI
COSCIENS Biopharma Inc.
Giovinazzo, Anthony J.
4 - Director of Issuer
Direct Ownership
Deferred Share Units
56 - Grant of rights

+6,000 vol
6,000
Filed 2026-08-06 14:50
Tx date 2025-05-30
$CSCI
COSCIENS Biopharma Inc.
Giovinazzo, Anthony J.
4 - Director of Issuer
Direct Ownership
Deferred Share Units
00 - Opening Balance-Initial SEDI Report
Filed 2026-08-04 21:13
Tx date 2026-08-04
$CSCI
COSCIENS Biopharma Inc.
Seager, Robert Andrew
4 - Director of Issuer
Direct Ownership
Deferred Share Units
56 - Grant of rights

+6,000 vol
6,000
Filed 2026-08-04 21:09
Tx date 2025-05-30
$CSCI
COSCIENS Biopharma Inc.
Seager, Robert Andrew
4 - Director of Issuer
Direct Ownership
Deferred Share Units
00 - Opening Balance-Initial SEDI Report
Filed 2026-08-04 21:06
Tx date 2026-08-04
$CSCI
COSCIENS Biopharma Inc.
Spear, David
4 - Director of Issuer
Direct Ownership
Deferred Share Units
56 - Grant of rights

+6,000 vol
6,000
Filed 2026-08-04 21:03
Tx date 2025-05-30
$CSCI
COSCIENS Biopharma Inc.
Spear, David
4 - Director of Issuer
Direct Ownership
Deferred Share Units
00 - Opening Balance-Initial SEDI Report
Filed 2026-08-04 21:00
Tx date 2026-08-04
$CSCI
COSCIENS Biopharma Inc.
Miller, Ronald W.
4 - Director of Issuer
Direct Ownership
Deferred Share Units
56 - Grant of rights

+6,000 vol
11,000
Filed 2026-08-04 20:56
Tx date 2026-07-03
$CSCI
COSCIENS Biopharma Inc.
Miller, Ronald W.
4 - Director of Issuer
Direct Ownership
Options
37 - Stock split or consolidation

-3,304 vol
1,652
Filed 2026-08-04 20:53
Tx date 2026-07-03
$CSCI
COSCIENS Biopharma Inc.
Miller, Ronald W.
4 - Director of Issuer
Direct Ownership
Deferred Share Units
37 - Stock split or consolidation

-10,000 vol
5,000
Filed 2026-08-04 20:49
Tx date 2026-08-04
$CSCI
COSCIENS Biopharma Inc.
Kosciessa, Ulrich
4 - Director of Issuer
Direct Ownership
Deferred Share Units
56 - Grant of rights

+6,000 vol
10,166
Filed 2026-08-04 20:46
Tx date 2026-07-03
$CSCI
COSCIENS Biopharma Inc.
Kosciessa, Ulrich
4 - Director of Issuer
Direct Ownership
Options
37 - Stock split or consolidation

-3,304 vol
1,652
Filed 2026-08-04 20:43
Tx date 2026-07-03
$CSCI
COSCIENS Biopharma Inc.
Kosciessa, Ulrich
4 - Director of Issuer
Direct Ownership
Deferred Share Units
37 - Stock split or consolidation

-8,334 vol
4,166
Filed 2026-08-04 20:39
Tx date 2026-07-03
$CSCI
COSCIENS Biopharma Inc.
Kosciessa, Ulrich
4 - Director of Issuer
Direct Ownership
Common Shares
37 - Stock split or consolidation

-1,232 vol
616
Filed 2026-08-04 20:33
Tx date 2026-08-04
$CSCI
COSCIENS Biopharma Inc.
La Fratta, Giuliano
5 - Senior Officer of Issuer
Direct Ownership
Restricted Share Units (RSU)
56 - Grant of rights

+16,000 vol
16,000
Filed 2026-08-04 20:30
Tx date 2022-01-24
$CSCI
COSCIENS Biopharma Inc.
La Fratta, Giuliano
5 - Senior Officer of Issuer
Direct Ownership
Restricted Share Units (RSU)
00 - Opening Balance-Initial SEDI Report
Filed 2026-08-04 20:28
Tx date 2026-07-03
$CSCI
COSCIENS Biopharma Inc.
La Fratta, Giuliano
5 - Senior Officer of Issuer
Direct Ownership
Options
37 - Stock split or consolidation

-334 vol
166
Filed 2026-08-04 20:22
Tx date 2026-08-04
$CSCI
COSCIENS Biopharma Inc.
Puccetti, Peter H.
4 - Director of Issuer
Direct Ownership
Restricted Share Units (RSU)
56 - Grant of rights

+37,000 vol
37,000
Filed 2026-08-04 20:20
Tx date 2025-05-30
$CSCI
COSCIENS Biopharma Inc.
Puccetti, Peter H.
4 - Director of Issuer
Direct Ownership
Restricted Share Units (RSU)
00 - Opening Balance-Initial SEDI Report
Filed 2026-08-04 19:34
Tx date 2026-07-03
$CSCI
COSCIENS Biopharma Inc.
Puccetti, Peter H.
4 - Director of Issuer
Holder: Puccetti Funds Management Inc. (Indirect Ownership)
Common Shares
37 - Stock split or consolidation

-10,458 vol
5,229
Filed 2026-03-06 16:52
Tx date 2026-03-04
$CSCI
COSCIENS Biopharma Inc.
Puccetti, Peter H.
4 - Director of Issuer
Holder: Goodwood Fund (Control or Direction)
Common Shares
22 - Acquisition or disposition pursuant to a take-over bid, merger or acquisition

-241,570 vol
0
Filed 2025-10-23 17:15
Tx date 2025-05-30
$CSCI
COSCIENS Biopharma Inc.
Seager, Robert Andrew
4 - Director of Issuer
Direct Ownership
Common Shares
00 - Opening Balance-Initial SEDI Report
Filed 2025-10-16 12:24
Tx date 2025-05-30
$CSCI
COSCIENS Biopharma Inc.
Puccetti, Peter H.
4 - Director of Issuer
Holder: Goodwood Fund (Control or Direction)
Common Shares
00 - Opening Balance-Initial SEDI Report
241,570
Filed 2025-10-16 12:20
Tx date 2025-05-30
$CSCI
COSCIENS Biopharma Inc.
Puccetti, Peter H.
4 - Director of Issuer
Holder: Puccetti Funds Management Inc. (Indirect Ownership)
Common Shares
00 - Opening Balance-Initial SEDI Report
15,687
Filed 2025-05-15 13:39
Tx date 2025-05-15
$CSCI
COSCIENS Biopharma Inc.
Biehn, Anna Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Options
50 - Grant of options

+62,927 vol
62,927
Filed 2025-05-15 13:37
Tx date 2025-05-05
$CSCI
COSCIENS Biopharma Inc.
Biehn, Anna Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Options
00 - Opening Balance-Initial SEDI Report
Filed 2025-03-07 11:40
Tx date 2025-01-03
$CSCI
COSCIENS Biopharma Inc. (formerly Aeterna Zentaris Inc.)
Li, William
4 - Director of Issuer
Direct Ownership
Options
52 - Expiration of options

-472 vol
1,416
Filed 2025-03-07 11:40
Tx date 2025-01-02
$CSCI
COSCIENS Biopharma Inc. (formerly Aeterna Zentaris Inc.)
Li, William
4 - Director of Issuer
Direct Ownership
Options
52 - Expiration of options

-1,770 vol
1,888
Filed 2025-03-07 11:39
Tx date 2024-11-20
$CSCI
COSCIENS Biopharma Inc. (formerly Aeterna Zentaris Inc.)
Li, William
4 - Director of Issuer
Direct Ownership
Options
52 - Expiration of options

-3,540 vol
3,658
Filed 2025-03-07 11:33
Tx date 2025-01-03
$CSCI
COSCIENS Biopharma Inc. (formerly Aeterna Zentaris Inc.)
Kosciessa, Ulrich
4 - Director of Issuer
Direct Ownership
Options
52 - Expiration of options

-472 vol
4,956
Filed 2025-03-07 11:29
Tx date 2025-01-03
$CSCI
COSCIENS Biopharma Inc. (formerly Aeterna Zentaris Inc.)
Gagnon, Gilles
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Options
52 - Expiration of options

-1,416 vol
12,980
Filed 2025-03-07 11:28
Tx date 2025-01-02
$CSCI
COSCIENS Biopharma Inc. (formerly Aeterna Zentaris Inc.)
Gagnon, Gilles
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Options
52 - Expiration of options

-3,540 vol
14,396