IsoEnergy Ltd. (TSX: ISO)
ISO trades on the Toronto Stock Exchange in Mining, headquartered in British Columbia. Numbers below come from the TMX issuer list, Yahoo Finance closes and the Bank of Canada rate, each with its source.
Close · October 14, 2026
C$11.62
-5.53% on the day
Market cap (C$)
C$826.4M
TMX list, September 30, 2026
Market cap (US$)
US$579.4M
Small cap at 1.4263 C$/US$
1-year return
-21.1%
-7.0% year to date
Issuer list, sector and C$ market cap: TMX Group TSX and TSXV listed companies, as of September 30, 2026. US$ figures convert C$ at 1.4263 C$ per US$, the Bank of Canada daily rate for October 14, 2026. Close and returns: Yahoo Finance daily closes for ISO.TO, last bar 2026-10-14, computed by Sophia Capital.
Profile
| Field | Value |
|---|---|
| Ticker | ISO on the Toronto Stock Exchange |
| Yahoo symbol | ISO.TO |
| Sector | Mining |
| Headquarters | British Columbia |
| Listed | 2024-07-08 |
| Listing type | TSXV Grad |
| Shares outstanding | 65,278,178 |
| Also listed on | NYSE Mkt |
| Index membership | Not in an S&P/TSX index per the TMX list |
| SEC CIK | 0001997377 |
| Website | No company website on record |
| US listing | ISOU |
Returns
| Window | Return |
|---|---|
| 1 day | -5.5% |
| 1 week | -21.4% |
| 1 month | -17.6% |
| 3 months | -19.9% |
| 6 months | -24.8% |
| Year to date | -7.0% |
| 1 year | -21.1% |
| From 52-week high | -35.8% |
| 52-week range | C$10.62 to C$18.09 |
Links
SEDAR+ is linked for searching only; nothing on this page is taken from it.
Recent Canadian filings by type
88 documents in 12 types. Each title links to the document at its source.
Annual financial statements (1)
| Document | Type | Filed |
|---|---|---|
| Audited Consolidated Financial Statements for the years ended December 31, 2025 and 2024 Period 2025-12-31 | Annual financial statements (40-F) | 2026-02-27 |
Interim financial statements (5)
| Document | Type | Filed |
|---|---|---|
| Unaudited Condensed Consolidated Interim Financial Statements for the three and six months ended June 30, 2026 and 2025 Period 2026-06-30 | Interim financial statements (6-K) | 2026-07-30 |
| Unaudited Condensed Consolidated Interim Financial Statements for the three months ended March 31, 2026 and 2025 Period 2026-03-31 | Interim financial statements (6-K) | 2026-05-07 |
| Unaudited Condensed Consolidated Interim Financial Statements for the three and nine months ended September 30, 2025 and 2024 Period 2025-09-30 | Interim financial statements (6-K) | 2025-11-06 |
| Unaudited Condensed Consolidated Interim Financial Statements for the three and six months ended June 30, 2025 and 2024 Period 2025-06-30 | Interim financial statements (6-K) | 2025-08-01 |
MD&A (6)
| Document | Type | Filed |
|---|---|---|
| Management’s Discussion and Analysis for the years ended December 31, 2025 and 2024 Period 2025-12-31 | MD&A (annual) (40-F) | 2026-02-27 |
| Management’s Discussion and Analysis for the three and six months ended June 30, 2026 and 2025 Period 2026-06-30 | MD&A (interim) (6-K) | 2026-07-30 |
| Management’s Discussion and Analysis for the three months ended March 31, 2026 and 2025 Period 2026-03-31 | MD&A (interim) (6-K) | 2026-05-07 |
| Management’s Discussion and Analysis for the three and nine months ended September 30, 2025 and 2024 Period 2025-09-30 | MD&A (interim) (6-K) | 2025-11-06 |
Annual information form (1)
| Document | Type | Filed |
|---|---|---|
| Annual Information Form for the year ended December 31, 2025 Period 2025-12-31 | Annual information form (40-F) | 2026-02-27 |
Material change report (2)
| Document | Type | Filed |
|---|---|---|
| Material Change Report dated January 29, 2026 | Material change report (6-K) | 2026-04-17 |
| Material | Material change report (6-K) | 2025-06-26 |
News release (36)
| Document | Type | Filed |
|---|---|---|
| NEWS RELEASE DATED OCTOBER 13, 2026 | News release (6-K) | 2026-10-13 |
| NEWS RELEASE DATED SEPTEMBER 8, 2026 | News release (6-K) | 2026-09-08 |
| NEWS RELEASE DATED AUGUST 24, 2026 | News release (6-K) | 2026-08-24 |
| NEWS RELEASE DATED AUGUST 19, 2026 | News release (6-K) | 2026-08-19 |
Management information circular / proxy (2)
| Document | Type | Filed |
|---|---|---|
| Management Period 2024-12-31 | Management information circular (6-K) | 2025-05-16 |
| Form of | Form of proxy / voting instruction (6-K) | 2025-05-16 |
Prospectus (4)
| Document | Type | Filed |
|---|---|---|
| F-10 | Prospectus (short form) (F-10) | 2026-01-14 |
| F-10 | Prospectus (short form) (F-10) | 2025-05-13 |
| SUPPL | Prospectus supplement (SUPPL) | 2026-04-17 |
| SUPPL | Prospectus supplement (SUPPL) | 2025-06-02 |
Annual report (1)
| Document | Type | Filed |
|---|---|---|
| FORM 40-F Period 2025-12-31 | Annual report (40-F) (40-F) | 2026-02-27 |
Early warning / ownership (4)
| Document | Type | Filed |
|---|---|---|
| Schedule 13D | Schedule 13D (SCHEDULE 13D) | 2025-06-25 |
| Schedule 13G | Schedule 13G (SCHEDULE 13G) | 2026-08-14 |
| Schedule 13G amendment | Schedule 13G (SCHEDULE 13G/A) | 2026-05-14 |
| Schedule 13G | Schedule 13G (SCHEDULE 13G) | 2025-08-07 |
Certification (4)
| Document | Type | Filed |
|---|---|---|
| Certificate of Chief Executive Officer required by Rule 13a-14(a) or Rule 15d-14(a), pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 Period 2025-12-31 | Certification (SOX 302/906) (40-F) | 2026-02-27 |
| Certificate of Chief Financial Officer required by Rule 13a-14(a) or Rule 15d-14(a), pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 Period 2025-12-31 | Certification (SOX 302/906) (40-F) | 2026-02-27 |
| Certificate of Chief Executive Officer pursuant to 18 U.S.C. Section 1350, as enacted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 Period 2025-12-31 | Certification (SOX 302/906) (40-F) | 2026-02-27 |
| Certificate of Chief Financial Officer pursuant to 18 U.S.C. Section 1350, as enacted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 Period 2025-12-31 | Certification (SOX 302/906) (40-F) | 2026-02-27 |
Other (22)
| Document | Type | Filed |
|---|---|---|
| Consent | Consent (6-K) | 2026-04-17 |
| Consent | Consent (6-K) | 2026-04-17 |
| Consent of KPMG LLP, Independent Registered Public Accounting Firm Period 2025-12-31 | Consent (40-F) | 2026-02-27 |
| Consent of Mark B. Mathisen, C.P.G. Period 2025-12-31 | Consent (40-F) | 2026-02-27 |
Sources: SEC EDGAR filings (public records). Documents filed only on SEDAR+ are not copied here; search SEDAR+ for the full record.
Trading halts
Trading: the last notice, on 2025-06-17, was a resumption.
| Notice | Action | Reason | Notice |
|---|---|---|---|
| 2025-06-17 8:00 AM ET | Resumption | No reason stated | CIRO notice |
| 2025-06-16 4:29 PM ET | Halt | Pending News | CIRO notice |
Source: Canadian Investment Regulatory Organization (CIRO), Halts/Resumptions newsroom, notices since 2024-10-15.
Upcoming events
No upcoming earnings date, call or meeting announced in the SEC filings and newswire releases we read.
Source: dates read from the company's SEC filings and newswire releases; each row links to the announcement.
US private placements (SEC Form D)
| Filed | Securities | Sold | Offered | Filing |
|---|---|---|---|---|
| 2026-02-09 | Equity | US$10.1M | US$10.1M | SEC EDGAR |
| 2025-07-08 | Equity | US$2.5M | US$2.5M | SEC EDGAR |
Source: SEC EDGAR Form D filings matched on SEC CIK. Amounts are US$ as filed.
Peers in Mining
| Ticker | Company | Exchange | Market cap (C$) | 1 month | 1 year |
|---|---|---|---|---|---|
| GSKR | Goldsky Resources Corp. | TSXV | C$817.4M | -12.8% | +43.0% |
| ATX | ATEX Resources Inc. | TSX | C$839.5M | -17.0% | -28.0% |
| APM | Andean Precious Metals Corp. | TSX | C$840.1M | -16.6% | -28.0% |
| BYN | Banyan Gold Corp. | TSXV | C$853.0M | -17.3% | +145.6% |
| CTGO | Contango Silver & Gold Inc. | TSX | C$798.5M | -19.3% | Under a year of closes |
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