# EDGAR Filing Document

**Accession Number:** 0001997377
**File Stem:** 0000950142-26-000521
**Filing Date:** 2026-2
**Character Count:** 4841
**Document Hash:** aa7656ebce7ba4dec2fe5f1ac832b1ef
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000950142-26-000521.hdr.sgml**: 20260225

**ACCESSION NUMBER**: 0000950142-26-000521

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260205

**FILED AS OF DATE**: 20260225

**DATE AS OF CHANGE**: 20260225

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** IsoEnergy Ltd.
- **CENTRAL INDEX KEY:** 0001997377
- **STANDARD INDUSTRIAL CLASSIFICATION:** MISCELLANEOUS METAL ORES [1090]
- **ORGANIZATION NAME:** International Corp Fin
- **STATE OF INCORPORATION:** A6
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43094
- **FILM NUMBER:** 26681004

**BUSINESS ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** 217 QUEEN STREET WEST, SUITE 401
- **CITY:** TORONTO
- **PROVINCE COUNTRY:** A6
- **ZIP:** M5V 0R2
- **BUSINESS PHONE:** 1-833-572-2333

**MAIL ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** 217 QUEEN STREET WEST, SUITE 401
- **CITY:** TORONTO
- **PROVINCE COUNTRY:** A6
- **ZIP:** M5V 0R2
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Jaguar Uranium Corp.
- **CENTRAL INDEX KEY:** 0002039273
- **STANDARD INDUSTRIAL CLASSIFICATION:** METAL MINING [1000]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 000000000
- **STATE OF INCORPORATION:** A1
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 3-1136 CENTRE STREET
- **STREET 2:** THORNHILL
- **CITY:** ONTARIO
- **STATE:** Z4
- **ZIP:** L4J 3M8
- **BUSINESS PHONE:** 416-648-4065

**MAIL ADDRESS:**
- **STREET 1:** 3-1136 CENTRE STREET
- **STREET 2:** THORNHILL
- **CITY:** ONTARIO
- **STATE:** Z4
- **ZIP:** L4J 3M8

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 3

### INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>IsoEnergy Ltd.<br><sub>(Last) (First) (Middle)</sub><br>217 QUEEN STREET WEST, SUITE 401<br><sub>(Street)</sub><br>TORONTO, A6 M5V 0R2<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>Jaguar Uranium Corp. [ JAGU ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-02-05 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [X] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities Beneficially Owned

---

|  |  |  |  |
| --- | --- | --- | --- |
| 1. Title of Security | 2. Amount of Securities Beneficially Owned | 3. Ownership Form | 4. Nature of Indirect Beneficial Ownership |
| Class A common shares, no par value | 2000000 | I | See footnote<sup>(1)</sup> |

---

## Table II - Derivative Securities Beneficially Owned

---

|  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 3. Title and Amount of Underlying Securities | 3. Title and Amount of Underlying Securities | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
|  |  |  |  |  |  |  |  |

---

### Footnotes:

(1) Such Class A common shares are owned directly by Consolidated Uranium Inc., which is a wholly owned subsidiary of IsoEnergy Ltd. IsoEnergy Ltd. is an indirect beneficial owner of the reported securities.

**Signature:** /s/ Graham du Preez  
**Date:** 2026-02-25

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**