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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 2026-03-12 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