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  • DNN Denison Mines Corp.

DNN

Denison Mines Corp.

Company with tickers: DNN

CIK
1063259
CUSIP
248356107
Shares Outstanding
905,016,962
Price History Institutional Holders Short Volume Short Interest Fails to Deliver Financials SEC Filings Earnings Calls Insider Trades Congressional Trades
Holders: 292
Total Value: $1,861,915,587
Total Shares: 527,454,879
Showing 1–100 of 311 holdings by value · page 1 of 4

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 292 13F filers · Δ vs Dec 31, 2025
Top Holder
13.6%
Jun 2023 → Mar 2026 · range 12.2% – 18.3%
+0.4 pts
Top 5
46.0%
Jun 2023 → Mar 2026 · range 44.1% – 60.8%
−1.3 pts
Top 10
62.7%
Jun 2023 → Mar 2026 · range 59.3% – 76.5%
+1.5 pts
HHI
566
Jun 2023 → Mar 2026 · range 515 – 852
Broadly held −3

Quarterly Activity

vs Dec 31, 2025
New
58
Increased
99
Decreased
79
Sold Out
42
Unchanged
56
Holder count: +16
Institutional value: +47.4%
Shares held: +11.1%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds
Mega JANE STREET GROUP, LLC +13,000,178 32,267,595
Mega VAN ECK ASSOCIATES CORP +9,114,071 71,508,136
Large TORONTO DOMINION BANK +7,474,953 21,410,526
Large RENAISSANCE TECHNOLOGIES LLC +6,934,400 9,455,713
Large MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. +5,185,852 64,049,291

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds
Small Lloyd Harbor Capital Management, LLC −5,050,000 1,050,000
Small MMCAP International Inc. SPC −4,362,000 2,857,531
Mega TWO SIGMA INVESTMENTS, LP −3,583,967 11,304,240
Large Connor, Clark & Lunn Investment Management Ltd. −3,405,530 5,928,360
Small ARDSLEY ADVISORY PARTNERS LP −2,700,000 1,400,000

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD)
Mega T. Rowe Price Investment Management, Inc. 14,463,387 $51,055,756
Mega Capital Research Global Investors 13,722,241 $48,439,510
Large Temasek Holdings (Private) Ltd 3,728,993 $13,163,345
Mid Aquatic Capital Management LLC 3,045,500 $10,750,615
Large Caisse de depot et placement du Quebec 1,567,531 $5,533,384

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD)
Large TWO SIGMA ADVISERS, LP 5,713,100 $15,196,846
Mega VANGUARD GROUP INC 2,327,684 $6,191,638
Large Balyasny Asset Management L.P. 1,856,293 $4,937,739
Large Alyeska Investment Group, L.P. 1,000,400 $2,661,064
Mid Cinctive Capital Management LP 994,608 $2,645,657
100 of 100 shown
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Action
Mega VAN ECK ASSOCIATES CORP $252,423,719 13.56% 71,508,136 View
Large MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. $226,093,997 12.14% 64,049,291 View
Large ALPS ADVISORS INC $162,430,181 8.72% 46,014,216 View
Mid Hood River Capital Management LLC $94,707,750 5.09% 26,829,391 View
Mega JANE STREET GROUP, LLC $76,281,888 4.10% 21,609,600 View
Mega UBS Group AG $73,087,732 3.93% 20,704,740 View
Large TORONTO DOMINION BANK $68,129,000 3.66% 19,300,000 View
Mega T. Rowe Price Investment Management, Inc. $51,055,756 2.74% 14,463,387 View
Mega Capital Research Global Investors $48,439,510 2.60% 13,722,241 View
Mega TWO SIGMA INVESTMENTS, LP $39,903,967 2.14% 11,304,240 View
Mega JANE STREET GROUP, LLC $37,252,071 2.00% 10,552,995 View
Large RENAISSANCE TECHNOLOGIES LLC $33,378,666 1.79% 9,455,713 View
Mega TD Asset Management Inc $32,912,183 1.77% 9,323,565 View
Mega UBS Group AG $29,240,273 1.57% 8,283,364 View
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $27,862,290 1.50% 7,893,000 View
Mega CITADEL ADVISORS LLC $27,821,281 1.49% 7,881,383 View
Mid SCOPUS ASSET MANAGEMENT, L.P. $26,516,661 1.42% 7,511,802 View
Large Vident Advisory, LLC $26,355,188 1.42% 7,466,059 View
Large Connor, Clark & Lunn Investment Management Ltd. $20,927,110 1.12% 5,928,360 View
Mega MILLENNIUM MANAGEMENT LLC $20,549,912 1.10% 5,821,505 View
Mega ROYAL BANK OF CANADA $20,487,356 1.10% 5,803,784 View
Mid Goehring & Rozencwajg Associates, LLC $16,663,770 0.89% 4,720,615 View
Mid Merewether Investment Management, LP $14,854,804 0.80% 4,208,160 View
Mega MANUFACTURERS LIFE INSURANCE COMPANY, THE $14,441,342 0.78% 4,091,032 View
Large DAVENPORT & Co LLC $13,408,570 0.72% 3,798,462 View
Large Beutel, Goodman & Co Ltd. $13,193,427 0.71% 3,737,515 View
Large Temasek Holdings (Private) Ltd $13,163,345 0.71% 3,728,993 View
Large CANADA LIFE ASSURANCE Co $12,749,968 0.68% 3,611,889 View
Mega BANK OF MONTREAL /CAN/ $11,579,047 0.62% 3,280,184 View
Small De Lisle Partners LLP $11,344,911 0.61% 3,213,856 View
Mega BNP PARIBAS ARBITRAGE, SA $11,022,421 0.59% 3,122,499 View
Mid Aquatic Capital Management LLC $10,750,615 0.58% 3,045,500 View
Small Azarias Capital Management, L.P. $10,318,073 0.55% 2,922,967 View
Small MMCAP International Inc. SPC $10,087,084 0.54% 2,857,531 View
Mega GOLDMAN SACHS GROUP INC $9,960,960 0.53% 2,821,802 View
Large PEAK6 LLC $9,912,593 0.53% 2,808,100 View
Mid ArrowMark Colorado Holdings LLC $9,580,420 0.51% 2,714,000 View
Small PCJ Investment Counsel Ltd. $9,386,976 0.50% 2,659,200 View
Mid Quadrature Capital Ltd $9,052,201 0.49% 2,564,363 View
Mid Summit Financial, LLC $8,402,271 0.45% 2,380,247 View
Mid Regal Partners Ltd $7,361,511 0.40% 2,085,414 View
Mega JANUS HENDERSON GROUP PLC $6,646,915 0.36% 1,882,979 View
Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC $6,552,650 0.35% 1,856,275 View
Mega Swiss National Bank $6,268,221 0.34% 1,775,700 View
Small TITAN GLOBAL CAPITAL MANAGEMENT USA LLC $6,224,999 0.33% 1,763,456 View
Mega BANK OF AMERICA CORP /DE/ $6,155,541 0.33% 1,743,780 View
Mega ALLIANCEBERNSTEIN L.P. $6,038,721 0.32% 1,710,686 View
Large TORONTO DOMINION BANK $6,001,000 0.32% 1,700,000 View
Large NOMURA HOLDINGS INC $5,839,343 0.31% 1,654,205 View
Mega DEUTSCHE BANK AG\ $5,778,140 0.31% 1,636,867 View
Large Caisse de depot et placement du Quebec $5,533,384 0.30% 1,567,531 View
Mid SPROTT INC. $5,308,590 0.29% 1,503,850 View
Small ARDSLEY ADVISORY PARTNERS LP $4,942,000 0.27% 1,400,000 View
Mega WELLS FARGO & COMPANY/MN $4,748,629 0.26% 1,345,221 View
Large COHEN & STEERS, INC. $4,398,634 0.24% 1,246,072 View
Mega JPMORGAN CHASE & CO $4,348,486 0.23% 1,231,866 View
Mid WOLVERINE ASSET MANAGEMENT LLC $4,193,287 0.23% 1,187,900 View
Mid INTACT INVESTMENT MANAGEMENT INC. $4,159,399 0.22% 1,178,300 View
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $4,081,386 0.22% 1,156,200 View
Mid BW Gestao de Investimentos Ltda. $3,978,910 0.21% 1,127,170 View
Mid SummitTX Capital, L.P. $3,716,588 0.20% 1,052,858 View
Large MACKENZIE FINANCIAL CORP $3,661,661 0.20% 1,037,298 View
Large BANK OF NOVA SCOTIA $3,661,612 0.20% 1,037,284 View
Large Caption Management, LLC $3,530,000 0.19% 1,000,000 View
Large HRT FINANCIAL LP $3,459,039 0.19% 979,898 View
Small GeoSphere Capital Management, LLC $3,449,184 0.19% 977,106 View
Large Cetera Investment Advisers $3,448,047 0.19% 976,784 View
Mega Legal & General Group Plc $3,358,637 0.18% 951,456 View
Small Fielder Capital Group LLC $3,209,444 0.17% 909,191 View
Small Lloyd Harbor Capital Management, LLC $3,177,000 0.17% 900,000 View
Mid XTX Topco Ltd $3,087,775 0.17% 874,724 View
Large Marex Group plc $3,073,020 0.17% 870,544 View
Mid Banque Cantonale Vaudoise $3,064,110 0.16% 868,020 View
Large SCOTIA CAPITAL INC. $2,937,217 0.16% 832,073 View
Large CIBC Asset Management Inc $2,852,568 0.15% 808,093 View
Mid Hennion & Walsh Asset Management, Inc. $2,803,190 0.15% 794,105 View
Large NATIONAL BANK OF CANADA /FI/ $2,682,538 0.14% 759,926 View
Small Alpha Wave Global, LP $2,649,060 0.14% 750,442 View
Small Triasima Portfolio Management inc. $2,571,636 0.14% 728,509 View
Large BRITISH COLUMBIA INVESTMENT MANAGEMENT Corp $2,531,673 0.14% 717,188 View
Mega CITIGROUP INC $2,507,362 0.13% 710,301 View
Large Parallax Volatility Advisers, L.P. $2,496,416 0.13% 707,200 View
Mega Nuveen, LLC $2,381,270 0.13% 674,581 View
Mega GEODE CAPITAL MANAGEMENT, LLC $2,330,064 0.13% 660,075 View
Mega CITADEL ADVISORS LLC $2,308,973 0.12% 654,100 View
Small Old West Investment Management, LLC $2,151,305 0.12% 609,435 View
Large Bridgewater Associates, LP $2,056,602 0.11% 582,607 View
Small Extract Advisors LLC $1,765,000 0.09% 500,000 View
Mega D. E. Shaw & Co., Inc. $1,664,748 0.09% 471,600 View
Large MARSHALL WACE, LLP $1,645,368 0.09% 466,110 View
Large Tidal Investments LLC $1,644,108 0.09% 465,753 View
Large CIBC WORLD MARKET INC. $1,512,813 0.08% 428,559 View
Large Zurcher Kantonalbank (Zurich Cantonalbank) $1,484,460 0.08% 420,527 View
Mid Defiance ETFs, LLC $1,480,704 0.08% 419,463 View
Large TD Waterhouse Canada Inc. $1,477,333 0.08% 418,508 View
Mega CITADEL ADVISORS LLC $1,469,892 0.08% 416,400 View
Large OLD MISSION CAPITAL LLC $1,452,023 0.08% 411,338 View
Mega RAYMOND JAMES FINANCIAL INC $1,449,611 0.08% 410,655 View
Large TORONTO DOMINION BANK $1,449,156 0.08% 410,526 View
Small Accordant Advisory Group Inc $1,409,285 0.08% 399,231 View
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