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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 2025-10-06 12:59
Tx date 2025-10-01
$ZEN
Zentek Ltd. formerly, ZEN Graphene Solutions Ltd.
Van der Kuur, Colin Stuart
5 - Senior Officer of Issuer
Direct Ownership
RSUs
50 - Grant of options

+38,000 vol
38,000
Filed 2025-10-06 12:57
Tx date 2020-12-07
$ZEN
Zentek Ltd. formerly, ZEN Graphene Solutions Ltd.
Van der Kuur, Colin Stuart
5 - Senior Officer of Issuer
Direct Ownership
RSUs
00 - Opening Balance-Initial SEDI Report
Filed 2025-10-06 12:56
Tx date 2025-10-01
$ZEN
Zentek Ltd. formerly, ZEN Graphene Solutions Ltd.
Van der Kuur, Colin Stuart
5 - Senior Officer of Issuer
Direct Ownership
Options
50 - Grant of options

+38,000 vol
188,000
Filed 2025-05-12 16:55
Tx date 2025-05-08
$ZEN
Zentek Ltd. (formerly, ZEN Graphene Solutions Ltd.)
Van der Kuur, Colin Stuart
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$-33,000
-15,000 vol
$2.20 each
322,128
Filed 2025-05-02 19:11
Tx date 2025-04-25
$ZEN
Zentek Ltd. (formerly, ZEN Graphene Solutions Ltd.)
Van der Kuur, Colin Stuart
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
11 - Acquisition or disposition carried out privately
$-39,999.60
-22,222 vol
$1.80 each
337,128
Filed 2025-05-02 19:09
Tx date 2025-04-25
$ZEN
Zentek Ltd. (formerly, ZEN Graphene Solutions Ltd.)
Van der Kuur, Colin Stuart
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
51 - Exercise of options
$40,000
+100,000 vol
$0.40 each
359,350
Filed 2025-05-02 19:07
Tx date 2025-04-25
$ZEN
Zentek Ltd. (formerly, ZEN Graphene Solutions Ltd.)
Van der Kuur, Colin Stuart
5 - Senior Officer of Issuer
Direct Ownership
Options
51 - Exercise of options
$-40,000
-100,000 vol
$0.40 each
150,000
Filed 2025-05-02 19:03
Tx date 2025-04-25
$ZEN
Zentek Ltd. (formerly, ZEN Graphene Solutions Ltd.)
Van der Kuur, Colin Stuart
5 - Senior Officer of Issuer
Direct Ownership
Options
51 - Exercise of options
$-40,000
-100,000 vol
$0.40 each
Filed 2024-11-19 10:14
Tx date 2024-11-15
$ZEN
Zentek Ltd. (formerly, ZEN Graphene Solutions Ltd.)
Van der Kuur, Colin Stuart
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$-17,000
-10,000 vol
$1.70 each
259,350
Filed 2024-07-19 16:06
Tx date 2024-07-17
$ZEN
Zentek Ltd. (formerly, ZEN Graphene Solutions Ltd.)
Van der Kuur, Colin Stuart
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
51 - Exercise of options
$14,117
+35,294 vol
$0.40 each
269,350
Filed 2024-07-19 16:03
Tx date 2024-07-17
$ZEN
Zentek Ltd. (formerly, ZEN Graphene Solutions Ltd.)
Van der Kuur, Colin Stuart
5 - Senior Officer of Issuer
Direct Ownership
Options
51 - Exercise of options
$-20,000
-50,000 vol
$0.40 each
250,000
Filed 2024-06-25 21:47
Tx date 2024-06-20
$ZEN
Zentek Ltd. (formerly, ZEN Graphene Solutions Ltd.)
Van der Kuur, Colin Stuart
5 - Senior Officer of Issuer
Direct Ownership
Options
50 - Grant of options
$228,000
+150,000 vol
$1.52 each
300,000
Filed 2024-01-02 15:58
Tx date 2023-12-30
$ZEN
Zentek Ltd. (formerly, ZEN Graphene Solutions Ltd.)
Van der Kuur, Colin Stuart
5 - Senior Officer of Issuer
Direct Ownership
Options
52 - Expiration of options
$-166,000
-50,000 vol
$3.32 each
150,000
Filed 2023-12-29 11:02
Tx date 2023-12-19
$ZEN
Zentek Ltd. (formerly, ZEN Graphene Solutions Ltd.)
Van der Kuur, Colin Stuart
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$-2,900
-2,000 vol
$1.45 each
234,056
Filed 2023-12-29 11:01
Tx date 2023-12-19
$ZEN
Zentek Ltd. (formerly, ZEN Graphene Solutions Ltd.)
Van der Kuur, Colin Stuart
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$-2,840
-2,000 vol
$1.42 each
236,056
Filed 2023-12-14 09:01
Tx date 2023-12-09
$ZEN
Zentek Ltd. (formerly, ZEN Graphene Solutions Ltd.)
Van der Kuur, Colin Stuart
5 - Senior Officer of Issuer
Direct Ownership
Options
52 - Expiration of options
$-164,000
-100,000 vol
$1.64 each
200,000
Filed 2023-12-13 15:07
Tx date 2023-12-09
$ZEN
Zentek Ltd. (formerly, ZEN Graphene Solutions Ltd.)
Van der Kuur, Colin Stuart
5 - Senior Officer of Issuer
Direct Ownership
Options
52 - Expiration of options
$164,000
+100,000 vol
$1.64 each
Filed 2023-12-13 15:07
Tx date 2023-12-09
$ZEN
Zentek Ltd. (formerly, ZEN Graphene Solutions Ltd.)
Van der Kuur, Colin Stuart
5 - Senior Officer of Issuer
Direct Ownership
Options
52 - Expiration of options
$164,000
+100,000 vol
$1.64 each
400,000
Filed 2023-11-18 15:56
Tx date 2023-11-16
$ZEN
Zentek Ltd. (formerly, ZEN Graphene Solutions Ltd.)
Van der Kuur, Colin Stuart
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$-7,850
-5,000 vol
$1.57 each
238,056
Filed 2023-11-18 15:52
Tx date 2023-11-13
$ZEN
Zentek Ltd. (formerly, ZEN Graphene Solutions Ltd.)
Van der Kuur, Colin Stuart
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
51 - Exercise of options
$62,121
+37,879 vol
$1.64 each
243,056