Quick Takeaways
- ISOU - IsoEnergy Ltd. has 0 insiders with reported activity on this page.
- No net insider buy/sell flow is currently reported for the last year.
- Recent transaction rows are not currently available.
Insider Transactions of IsoEnergy Ltd.
- Symbol
- ISOU on NYSE
- Location
- Toronto
What Changed
- No meaningful buy/sell imbalance is currently visible in the one-year window.
- Activity will update as new Forms 3/4/5 are filed.
Why This Matters
- This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
- Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.
Source Evidence
Filed on Form 4
See Original Filing
Issuer insider activity is sourced from SEC Forms 3, 4, and 5.
Insider trading overview
Last 12 monthsInsider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 11 May 2025.
Buys
$0
Shares: 0
Insiders: 0
Sells
$0
Shares: 0
Insiders: 0
Net
$0
Shares: 0
Insiders: 0
| Window (months) | Buy shares | Sell shares | Buy $ | Sell $ | Net $ |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
Top shareholders of IsoEnergy Ltd. (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| NexGen Energy Ltd. |
13D/G
|
— |
31%
|
16,478,746
|
$126,062,407 | $0 | 24 Jun 2025 | |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. |
13F
|
Company |
4.3%
|
2,347,291
|
$21,388,046 | — | 31 Dec 2025 | |
| Queen's Road Capital Investment Ltd. |
13D/G
|
— |
5%
|
2,740,434
|
$18,251,290 | $0 | 01 May 2025 | |
| CIBC WORLD MARKET INC. |
13F
|
Company |
2%
|
1,081,158
|
$9,838,538 | — | 31 Dec 2025 | |
| Vident Advisory, LLC |
13F
|
Company |
1.4%
|
778,271
|
$7,017,640 | — | 31 Dec 2025 | |
| L1 Capital Pty Ltd |
13F
|
Company |
1.4%
|
746,588
|
$6,794,111 | — | 31 Dec 2025 | |
| MMCAP International Inc. SPC |
13F
|
Company |
0.49%
|
270,745
|
$2,444,239 | — | 31 Dec 2025 | |
| STIFEL FINANCIAL CORP |
13F
|
Company |
0.41%
|
224,825
|
$2,045,908 | — | 31 Dec 2025 | |
| INTACT INVESTMENT MANAGEMENT INC. |
13F
|
Company |
0.35%
|
192,000
|
$1,747,108 | — | 31 Dec 2025 | |
| Invst, LLC |
13F
|
Company |
0.28%
|
155,324
|
$1,413,448 | — | 31 Dec 2025 | |
| PenderFund Capital Management Ltd. |
13F
|
Company |
0.2%
|
111,600
|
$1,015,543 | — | 31 Dec 2025 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0.18%
|
98,727
|
$898,416 | — | 31 Dec 2025 | |
| Cantonale Vaudoise Banque |
13F
|
Individual |
0.18%
|
97,678
|
$890,000 | — | 31 Dec 2025 | |
| MORGAN STANLEY |
13F
|
Company |
0.17%
|
95,268
|
$866,939 | — | 31 Dec 2025 | |
| UBS Group AG |
13F
|
Company |
0.16%
|
87,934
|
$800,200 | — | 31 Dec 2025 | |
| SPROTT INC. |
13F
|
Company |
0.12%
|
66,444
|
$605,742 | — | 31 Dec 2025 | |
| J.W. COLE ADVISORS, INC. |
13F
|
Company |
0.08%
|
46,273
|
$421,084 | — | 31 Dec 2025 | |
| TD ASSET MANAGEMENT INC |
13F
|
Company |
0.08%
|
44,380
|
$404,382 | — | 31 Dec 2025 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
0.07%
|
38,430
|
$349,713 | — | 31 Dec 2025 | |
| Themes Management Co LLC |
13F
|
Company |
0.07%
|
37,900
|
$344,884 | — | 31 Dec 2025 | |
| Vontobel Holding Ltd. |
13F
|
Company |
0.06%
|
34,351
|
$312,595 | — | 31 Dec 2025 | |
| MACKENZIE FINANCIAL CORP |
13F
|
Company |
0.06%
|
33,726
|
$299,809 | — | 31 Dec 2025 | |
| OLD MISSION CAPITAL LLC |
13F
|
Company |
0.06%
|
30,558
|
$278,077 | — | 31 Dec 2025 | |
| Wealthspire Retirement, LLC |
13F
|
Company |
0.04%
|
23,200
|
$211,120 | — | 31 Dec 2025 | |
| EAGLE GLOBAL ADVISORS LLC |
13F
|
Company |
0.03%
|
19,025
|
$173,127 | — | 31 Dec 2025 | |
| JANE STREET GROUP, LLC |
13F
|
Company |
0.03%
|
16,038
|
$144,461 | — | 31 Dec 2025 | |
| CITADEL ADVISORS LLC |
13F
|
Company |
0.03%
|
15,576
|
$141,742 | — | 31 Dec 2025 | |
| Engineers Gate Manager LP |
13F
|
Company |
0.02%
|
11,155
|
$100,664 | — | 31 Dec 2025 | |
| Rockbridge Capital Management LLC |
13F
|
Company |
0.02%
|
10,000
|
$91,000 | — | 31 Dec 2025 | |
| TD Waterhouse Canada Inc. |
13F
|
Company |
0.02%
|
10,008
|
$90,418 | — | 31 Dec 2025 | |
| NATIONAL BANK OF CANADA /FI/ |
13F
|
Company |
0%
|
2,016
|
$18,194 | — | 31 Dec 2025 | |
| ORG Partners LLC |
13F
|
Company |
0%
|
1,087
|
$9,891 | — | 31 Dec 2025 | |
| ROYAL BANK OF CANADA |
13F
|
Company |
0%
|
617
|
$6,000 | — | 31 Dec 2025 | |
| NATIXIS |
13F
|
Company |
0%
|
399
|
$3,589 | — | 31 Dec 2025 | |
| Fairscale Capital, LLC |
13F
|
Company |
0%
|
374
|
$3,403 | — | 31 Dec 2025 | |
| Federation Des Caisses Desjardins du Quebec |
13F
|
Individual |
0%
|
26
|
$235 | — | 31 Dec 2025 |
Recent Insider Transactions by Companies or Individuals for IsoEnergy Ltd.
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| No insider transactions were found in the last 12 months for this issuer. | ||||||||||
* An asterisk sign (*) next to the price indicates that the price is likely invalid.