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Denison Mines Corp.

DNN
Exchange
NYSE
Industry
Miscellaneous Metal Ores
SEC CIK
0001063259

No open-market purchases or sales by Denison Mines Corp. insiders were filed in the last 90 days; 285 institutions reported holding it in 13F filings for Q2 2026, worth $1.57B in total; no superinvestor holds it.

13F holders, Q3 2025

Institutional positions in Denison Mines Corp. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
244
+28 vs. Q2 2025
Shares held
496.6M
+52.0M (+11.7%) vs. Q2 2025
Total value
$1.37B
+$563.4M (+69.6%) vs. Q2 2025
New holders
52
66 more added
Sold out
24
66 more reduced

3 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting DNN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2025: 244 institutions
Q1 2021: 113 institutionsQ2 2021: 130 institutionsQ3 2021: 137 institutionsQ4 2021: 149 institutionsQ1 2022: 159 institutionsQ2 2022: 151 institutionsQ3 2022: 146 institutionsQ4 2022: 159 institutionsQ1 2023: 163 institutionsQ2 2023: 160 institutionsQ3 2023: 179 institutionsQ4 2023: 188 institutionsQ1 2024: 202 institutionsQ2 2024: 201 institutionsQ3 2024: 193 institutionsQ4 2024: 209 institutionsQ1 2025: 221 institutionsQ2 2025: 219 institutionsQ3 2025: 244 institutionsQ4 2025: 279 institutionsQ1 2026: 297 institutionsQ2 2026: 285 institutions
Value heldQ3 2025: $1.37B
Q1 2021: $165.3MQ2 2021: $211.1MQ3 2021: $297.2MQ4 2021: $299.4MQ1 2022: $359.5MQ2 2022: $220.8MQ3 2022: $271.0MQ4 2022: $274.9MQ1 2023: $278.1MQ2 2023: $326.1MQ3 2023: $477.6MQ4 2023: $580.5MQ1 2024: $607.4MQ2 2024: $734.9MQ3 2024: $660.3MQ4 2024: $721.9MQ1 2025: $539.5MQ2 2025: $810.0MQ3 2025: $1.37BQ4 2025: $1.25BQ1 2026: $1.77BQ2 2026: $1.57B
Institutions holding DNN and their total value by quarter
QuarterHoldersValue
Q2 2026285$1.57B
Q1 2026297$1.77B
Q4 2025279$1.25B
Q3 2025244$1.37B
Q2 2025219$810.0M
Q1 2025221$539.5M
Q4 2024209$721.9M
Q3 2024193$660.3M
Q2 2024201$734.9M
Q1 2024202$607.4M
Q4 2023188$580.5M
Q3 2023179$477.6M
Q2 2023160$326.1M
Q1 2023163$278.1M
Q4 2022159$274.9M
Q3 2022146$271.0M
Q2 2022151$220.8M
Q1 2022159$359.5M
Q4 2021149$299.4M
Q3 2021137$297.2M
Q2 2021130$211.1M
Q1 2021113$165.3M

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Denison Mines Corp.; share changes are against Q2 2025.

Institutions holding DNN in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Ritholtz Wealth Management11,650$32.0K0.00%−138−1.2%Reduced
Jones Financial Companies LLLP11,515$31.9K0.00%+4,563+65.6%Added
Welch Group, LLC11,428$31.4K0.00%00.0%Unchanged
JTC Employer Solutions Trusteee Ltd11,356$31.0K0.00%00.0%Unchanged
Refined Wealth Management10,850$29.8K0.02%00.0%Unchanged
Beaumont Financial Advisors, LLC10,700$29.4K0.00%00.0%Unchanged
Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors10,502$28.9K0.00%−2,000−16.0%Reduced
Kovitz Investment Group Partners, LLC10,125$27.8K0.00%+10,125New
Aire Advisors, LLC10,040$27.6K0.01%+10,040New
Pensionmark Financial Group, LLC10,000$27.5K0.00%00.0%Unchanged
Shore Point Advisors, LLC10,000$27.5K0.01%00.0%Unchanged
Ritter Daniher Financial Advisory LLC10,000$27.5K0.00%+10,000New
GPS Wealth Strategies Group, LLC9,666$26.6K0.00%00.0%Unchanged
Caitong International Asset Management Co., Ltd9,076$25.0K0.02%−49,436−84.5%Reduced
Kerr Financial Planning Corp10,000$24.8K0.03%+10,000New
Natixis7,740$21.4K0.00%−336,722−97.8%Reduced
AdvisorNet Financial, Inc7,202$19.8K0.00%00.0%Unchanged
Rialto Wealth Management, LLC6,000$16.5K0.00%00.0%Unchanged
ORG Partners LLC5,750$15.8K0.00%00.0%Unchanged
Sound Income Strategies, LLC5,400$15.3K0.00%00.0%Unchanged
Compagnie Lombard Odier SCmA5,500$15.1K0.00%00.0%Unchanged
Wall Street Access Asset Management, LLC5,424$14.9K0.00%+5,424New
Sachetta, LLC5,000$13.8K0.01%00.0%Unchanged
Tower Research Capital LLC (TRC)4,205$11.6K0.00%+4,205New
SRS Capital Advisors, Inc.4,000$11.0K0.00%+2,000+100.0%Added
Evelyn Partners Investment Management Services Ltd3,563$9.80K0.00%00.0%Unchanged
Harbour Investments, Inc.3,380$9.29K0.00%+2,272+205.1%Added
Stone House Investment Management, LLC3,178$8.74K0.00%+500+18.7%Added
Steward Partners Investment Advisory, LLC2,500$6.88K0.00%−3,500−58.3%Reduced
Allworth Financial LP2,424$6.67K0.00%00.0%Unchanged
CWM, LLC1,500$4.00K0.00%+1,500New
Vermillion Wealth Management, Inc.1,043$2.87K0.00%00.0%Unchanged
Assetmark, Inc1,000$2.75K0.00%00.0%Unchanged
Cedar Mountain Advisors, LLC749$2.06K0.00%00.0%Unchanged
Kimelman & Baird, LLC517$1.42K0.00%00.0%Unchanged
Nemes Rush Group LLC500$1.38K0.00%00.0%Unchanged
Center for Financial Planning, Inc.490$1.35K0.00%00.0%Unchanged
ORG Wealth Partners, LLC400$1.10K0.00%00.0%Unchanged
Vision Financial Markets LLC157$4320.00%00.0%Unchanged
MB, Levis & Associates, LLC152$4180.00%00.0%Unchanged
UMA Financial Services, Inc.140$3850.00%00.0%Unchanged
IFP Advisors, Inc41$1130.00%+41New
Rhumbline Advisers26$710.00%00.0%Unchanged
Northwestern Mutual Wealth Management Co10$280.00%+10New
Segra Capital Management, LLC0$00.00%−33,901,398−100.0%Sold out
Balyasny Asset Management LLC0$00.00%−4,394,528−100.0%Sold out
BW Gestao de Investimentos Ltda.0$00.00%−2,930,000−100.0%Sold out
UBS Asset Management Americas Inc0$00.00%−1,390,082−100.0%Sold out
Arosa Capital Management LP0$00.00%−1,285,200−100.0%Sold out
Formula Growth Ltd0$00.00%−868,725−100.0%Sold out
ExodusPoint Capital Management, LP0$00.00%−706,100−100.0%Sold out
VGI Partners Ltd0$00.00%−493,445−100.0%Sold out
Mangrove Partners0$00.00%−465,275−100.0%Sold out
Group One Trading, L.P.0$00.00%−373,222−100.0%Sold out
Winnow Wealth LLC0$00.00%−340,913−100.0%Sold out
Tejara Capital Ltd0$00.00%−338,286−100.0%Sold out
Strategic Financial Concepts, LLC0$00.00%−71,772−100.0%Sold out
Gotham Asset Management, LLC0$00.00%−63,437−100.0%Sold out
Crown Wealth Group, LLC0$00.00%−42,712−100.0%Sold out
Canton Hathaway, LLC0$00.00%−41,000−100.0%Sold out
Invesco Ltd.0$00.00%−26,631−100.0%Sold out
National Asset Management, Inc.0$00.00%−21,000−100.0%Sold out
PEAK6 LLC0$00.00%−20,075−100.0%Sold out
HFG Wealth Management, LLC0$00.00%−25,000−100.0%Sold out
Colony Group, LLC0$00.00%−14,800−100.0%Sold out
Triton Wealth Management, PLLC0$00.00%−10,000−100.0%Sold out
Total Investment Management Inc0$00.00%−1,221−100.0%Sold out
CIBC Private Wealth Group, LLC0$00.00%−1,000−100.0%Sold out
Avantax Advisory Services, Inc.––––Not filed
Total Wealth Planning & Management, Inc.––––Not filed
Hickory Asset Management, Inc.––––Not filed