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IsoEnergy Ltd.

ISOU
Exchange
NYSE
Industry
Miscellaneous Metal Ores
SEC CIK
0001997377

No open-market purchases or sales by IsoEnergy Ltd. insiders were filed in the last 90 days; 48 institutions reported holding it in 13F filings for Q2 2026, worth $161.4M in total; no superinvestor holds it.

Q2 2026 vs. Q1 2026

How the institutions holding IsoEnergy Ltd. changed between Q1 2026 and Q2 2026.

All holders in Q2 2026All holders in Q1 2026

13F holders of ISOU: Q1 2026 compared with Q2 2026
MeasureQ1 2026Q2 2026Change
Holders4048+8
Shares12.9M16.2M+3.25M (+25.1%)
Value$136.8M$161.4M+$24.6M (+18.0%)

New holders (13)

Institutions that held IsoEnergy Ltd. at the end of Q2 2026 but not at the end of Q1 2026.

Institutions new to ISOU in Q2 2026
InstitutionSharesValue% of portfolio
Firetrail Investments Pty Ltd293,110$2.90M0.82%
Mirabella Financial Services LLP158,600$1.58M0.15%
Ausbil Investment Management Ltd37,700$375.3K0.17%
Balyasny Asset Management LLC18,800$187.4K0.00%
HRT Financial LP13,980$139.0K0.00%
Brevan Howard Capital Management LP12,431$123.9K0.00%
Susquehanna International Group, LLP10,636$106.0K0.00%
American Century Companies Inc10,373$103.4K0.00%
Trifecta Capital Advisors, LLC2,300$22.9K0.00%
Simplex Trading, LLC1,301$13.0K0.00%
BNP Paribas Arbitrage, SA951$9.48K0.00%
Caitong International Asset Management Co., Ltd1$100.00%
Purpose Unlimited Inc.1$100.00%

Sold out (5)

Institutions that held IsoEnergy Ltd. at the end of Q1 2026 and filed for Q2 2026 without it.

Institutions that sold out of ISOU in Q2 2026
InstitutionShares, Q1 2026Value, Q1 2026
Quadrature Capital Ltd97,300$1.03M
Themes Management Co LLC71,791$760.7K
J.W. Cole Advisors, Inc.23,675$249.5K
Golden State Equity Partners1,087$11.5K
Advisory Services Network, LLC150$1.58K