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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 2026-05-19 12:07
Tx date 2026-05-15
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Performance Share Units
56 - Grant of rights

+97,000 vol
97,000
Filed 2026-03-12 13:39
Tx date 2026-03-12
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Restricted Share Units
56 - Grant of rights

+55,000 vol
363,833
Filed 2026-03-12 13:31
Tx date 2026-03-12
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Options
50 - Grant of options
$552,840
+102,000 vol
$5.42 each
385,666
Filed 2026-01-26 10:07
Tx date 2026-01-22
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$-173,672.3808
-32,334 vol
$5.37 each
42,000
Filed 2026-01-26 10:06
Tx date 2026-01-22
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
51 - Exercise of options
$97,347
+65,334 vol
$1.49 each
74,334
Filed 2026-01-26 10:05
Tx date 2026-01-22
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Options
51 - Exercise of options
$-97,347.66
-65,334 vol
$1.49 each
283,666
Filed 2026-01-20 09:59
Tx date 2026-01-19
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$-3,876.93
-747 vol
$5.19 each
9,000
Filed 2026-01-20 09:58
Tx date 2025-08-27
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$-176.32
-58 vol
$3.04 each
4,747
Filed 2026-01-19 13:05
Tx date 2026-01-16
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$-311,104
-64,000 vol
$4.86 each
9,805
Filed 2026-01-19 12:21
Tx date 2026-01-16
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$-315,965
-65,000 vol
$4.86 each
Filed 2026-01-19 12:21
Tx date 2026-01-16
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$-315,965
-65,000 vol
$4.86 each
8,805
Filed 2026-01-19 11:29
Tx date 2026-01-16
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
51 - Exercise of options
$126,960
+69,000 vol
$1.84 each
73,805
Filed 2026-01-19 11:25
Tx date 2026-01-16
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Options
51 - Exercise of options
$-126,960
-69,000 vol
$1.84 each
349,000
Filed 2025-12-17 16:12
Tx date 2025-12-16
$COSA
Cosa Resources Corp.
Sidle, Elizabeth
6 - Director or Senior Officer of 10% Security Holder
Direct Ownership
Options
50 - Grant of options
$33,000
+100,000 vol
$0.33 each
250,000
Filed 2025-12-04 11:10
Tx date 2025-12-04
$COSA
Cosa Resources Corp.
Sidle, Elizabeth
6 - Director or Senior Officer of 10% Security Holder
Direct Ownership
Common Shares
16 - Acquisition or disposition under a prospectus exemption
$9,999
+33,333 vol
$0.30 each
33,333
Filed 2025-12-04 11:08
Tx date 2025-01-13
$COSA
Cosa Resources Corp.
Sidle, Elizabeth
6 - Director or Senior Officer of 10% Security Holder
Direct Ownership
Common Shares
00 - Opening Balance-Initial SEDI Report
Filed 2025-06-19 14:43
Tx date 2025-06-18
$COSA
Cosa Resources Corp.
Sidle, Elizabeth
6 - Director or Senior Officer of 10% Security Holder
Direct Ownership
Options
50 - Grant of options

+150,000 vol
150,000
Filed 2025-06-19 14:39
Tx date 2025-01-13
$COSA
Cosa Resources Corp.
Sidle, Elizabeth
6 - Director or Senior Officer of 10% Security Holder
Direct Ownership
Options
00 - Opening Balance-Initial SEDI Report
Filed 2025-03-18 11:12
Tx date 2025-03-17
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Restricted Share Units
56 - Grant of rights

+75,000 vol
308,833
Filed 2025-03-18 10:49
Tx date 2025-03-17
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Options
50 - Grant of options
$254,720
+128,000 vol
$1.99 each
418,000
Filed 2024-03-06 14:14
Tx date 2024-03-04
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Restricted Share Units
56 - Grant of rights

+83,000 vol
233,833
Filed 2024-03-06 14:12
Tx date 2024-03-04
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Options
50 - Grant of options
$321,030
+123,000 vol
$2.61 each
290,000
Filed 2023-11-30 16:26
Tx date 2023-11-16
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$-161.00
-70 vol
$2.30 each
4,805
Filed 2023-09-27 16:17
Tx date 2023-09-26
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$-69,859.20
-32,000 vol
$2.18 each
4,875
Filed 2023-09-27 14:09
Tx date 2023-09-26
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
51 - Exercise of options
$42,840
+34,000 vol
$1.26 each
36,875
Filed 2023-09-27 14:09
Tx date 2023-09-26
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Options
51 - Exercise of options
$-42,840
-34,000 vol
$1.26 each
167,000
Filed 2023-07-10 11:08
Tx date 2022-08-10
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$-191.25
-125 vol
$1.53 each
875
Filed 2023-07-09 22:06
Tx date 2023-07-04
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$-139,782.4569
-83,667 vol
$1.67 each
-82,667
Filed 2023-07-09 21:47
Tx date 2023-07-07
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
57 - Exercise of rights

+85,667 vol
86,667
Filed 2023-07-09 21:45
Tx date 2023-07-07
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Restricted Share Units
57 - Exercise of rights

-25,667 vol
150,833
Filed 2023-07-09 21:42
Tx date 2023-07-07
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Performance Share Units
57 - Exercise of rights

-60,000 vol
0
Filed 2023-03-14 17:46
Tx date 2023-03-13
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Restricted Share Units
56 - Grant of rights

+69,000 vol
176,500
Filed 2023-03-14 17:39
Tx date 2023-03-13
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Options
50 - Grant of options

+98,000 vol
201,000
Filed 2022-08-25 08:31
Tx date 2022-08-24
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$-20,250
-13,500 vol
$1.50 each
1,000
Filed 2022-08-22 10:53
Tx date 2022-08-18
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$-24,310
-17,000 vol
$1.43 each
14,500
Filed 2022-08-22 10:49
Tx date 2022-08-18
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
57 - Exercise of rights

+30,500 vol
31,500
Filed 2022-08-22 10:45
Tx date 2022-08-18
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Restricted Share Units
57 - Exercise of rights

-30,500 vol
107,500
Filed 2022-03-23 13:28
Tx date 2022-03-21
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$-52,080
-24,000 vol
$2.17 each
1,000
Filed 2022-03-23 13:25
Tx date 2022-03-21
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
51 - Exercise of options
$10,920
+24,000 vol
$0.455 each
25,000
Filed 2022-03-23 13:24
Tx date 2022-03-21
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Options
51 - Exercise of options
$-10,920
-24,000 vol
$0.455 each
103,000
Filed 2022-03-23 13:18
Tx date 2022-03-21
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Performance Share Units
56 - Grant of rights

+60,000 vol
60,000
Filed 2022-03-23 13:17
Tx date 2021-09-15
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Performance Share Units
00 - Opening Balance-Initial SEDI Report
Filed 2022-03-23 13:16
Tx date 2022-03-21
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Restricted Share Units
56 - Grant of rights

+77,000 vol
138,000
Filed 2022-03-08 13:07
Tx date 2022-03-07
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Options
50 - Grant of options
$126,960
+69,000 vol
$1.84 each
127,000
Filed 2021-09-22 17:02
Tx date 2021-09-15
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Restricted Share Units
00 - Opening Balance-Initial SEDI Report
61,000
Filed 2021-09-22 17:02
Tx date 2021-09-15
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Options
00 - Opening Balance-Initial SEDI Report
58,000
Filed 2021-09-22 16:58
Tx date 2021-09-15
$DML
Denison Mines Corp.
Sidle, Elizabeth
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
00 - Opening Balance-Initial SEDI Report
1,000