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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 2025-12-10 14:23
Tx date 2025-12-08
$NDM
Northern Dynasty Minerals Ltd.
Thiessen, Ronald William
4 - Director of Issuer
Direct Ownership
Common Shares
54 - Exercise of warrants
$168,750
+375,000 vol
$0.45 each
4,995,081
Filed 2025-12-10 14:20
Tx date 2025-12-08
$NDM
Northern Dynasty Minerals Ltd.
Thiessen, Ronald William
4 - Director of Issuer
Direct Ownership
Warrants
54 - Exercise of warrants
$-168,750
-375,000 vol
$0.45 each
0
Filed 2025-10-22 18:08
Tx date 2025-10-22
$NDM
Northern Dynasty Minerals Ltd.
Thiessen, Ronald William
4 - Director of Issuer
Direct Ownership
Common Shares
15 - Acquisition or disposition under a prospectus
$49,839
+8,790 vol
$5.67 each
4,620,081
Filed 2025-07-18 17:21
Tx date 2025-07-14
$NDM
Northern Dynasty Minerals Ltd.
Thiessen, Ronald William
4 - Director of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$-1,803,600
-600,000 vol
$3.01 each
4,611,291
Filed 2025-02-18 14:17
Tx date 2025-02-14
$NDM
Northern Dynasty Minerals Ltd.
Thiessen, Ronald William
4 - Director of Issuer
Direct Ownership
Restricted Share Units
56 - Grant of rights

+350,000 vol
350,000
Filed 2025-02-18 14:15
Tx date 2025-02-14
$NDM
Northern Dynasty Minerals Ltd.
Thiessen, Ronald William
4 - Director of Issuer
Direct Ownership
Restricted Share Units
56 - Grant of rights

+350,000 vol
Filed 2025-02-18 14:14
Tx date 2025-02-14
$NDM
Northern Dynasty Minerals Ltd.
Thiessen, Ronald William
4 - Director of Issuer
Direct Ownership
Restricted Share Units
56 - Grant of rights

+350,000 vol
Filed 2025-01-15 15:20
Tx date 2025-01-14
$TKO
Taseko Mines Limited
Thiessen, Ronald William
4 - Director of Issuer
Direct Ownership
Rights Deferred Share Units
56 - Grant of rights

+41,600 vol
952,560
Filed 2025-01-15 15:13
Tx date 2025-01-14
$TKO
Taseko Mines Limited
Thiessen, Ronald William
4 - Director of Issuer
Direct Ownership
Options
50 - Grant of options
$59,670
+19,500 vol
$3.06 each
120,700
Filed 2025-01-14 15:17
Tx date 2025-01-10
$TKO
Taseko Mines Limited
Thiessen, Ronald William
4 - Director of Issuer
Direct Ownership
Common Shares
51 - Exercise of options
$47,520
+66,000 vol
$0.72 each
1,295,594
Filed 2025-01-14 15:14
Tx date 2025-01-10
$TKO
Taseko Mines Limited
Thiessen, Ronald William
4 - Director of Issuer
Direct Ownership
Options
51 - Exercise of options
$-47,520
-66,000 vol
$0.72 each
101,200
Filed 2024-11-06 18:02
Tx date 2024-11-06
$NDM
Northern Dynasty Minerals Ltd.
Thiessen, Ronald William
4 - Director of Issuer
Direct Ownership
Options
52 - Expiration of options
$-1,188,000
-1,200,000 vol
$0.99 each
3,204,000
Filed 2024-01-25 18:03
Tx date 2024-01-23
$TKO
Taseko Mines Limited
Thiessen, Ronald William
4 - Director of Issuer
Direct Ownership
Rights Deferred Share Units
56 - Grant of rights

+60,750 vol
910,960
Filed 2024-01-25 17:52
Tx date 2024-01-23
$TKO
Taseko Mines Limited
Thiessen, Ronald William
4 - Director of Issuer
Direct Ownership
Options
50 - Grant of options
$49,410
+27,000 vol
$1.83 each
167,200
Filed 2024-01-08 16:02
Tx date 2024-01-05
$TKO
Taseko Mines Limited
Thiessen, Ronald William
4 - Director of Issuer
Direct Ownership
Common Shares
51 - Exercise of options
$51,480
+66,000 vol
$0.78 each
1,229,594
Filed 2024-01-08 16:00
Tx date 2024-01-05
$TKO
Taseko Mines Limited
Thiessen, Ronald William
4 - Director of Issuer
Direct Ownership
Options
51 - Exercise of options
$-51,480
-66,000 vol
$0.78 each
140,200
Filed 2023-12-21 18:57
Tx date 2023-12-21
$TKO
Taseko Mines Limited
Thiessen, Ronald William
4 - Director of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$604,008
+317,899 vol
$1.90 each
1,163,594
Filed 2023-12-21 18:55
Tx date 2023-12-19
$TKO
Taseko Mines Limited
Thiessen, Ronald William
4 - Director of Issuer
Direct Ownership
Common Shares
11 - Acquisition or disposition carried out privately

-162,000 vol
845,695
Filed 2023-12-15 18:45
Tx date 2023-12-14
$NDM
Northern Dynasty Minerals Ltd.
Thiessen, Ronald William
4 - Director of Issuer
Direct Ownership
Warrants
53 - Grant of warrants
$168,750
+375,000 vol
$0.45 each
375,000
Filed 2023-12-15 18:43
Tx date 2023-12-14
$NDM
Northern Dynasty Minerals Ltd.
Thiessen, Ronald William
4 - Director of Issuer
Direct Ownership
Common Shares
11 - Acquisition or disposition carried out privately
$150,000
+375,000 vol
$0.40 each
5,211,291