Denison Mines Corp. (DNN) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

643,949,275Shares Outstanding

15,780,407Shares held by institutions

$60,123,351Value of institutional holdings

76.60%Institutional ownership %

8.23%Shares Changed QoQ

262No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

According to SEC filings for the period ending December 2025, Denison Mines Corp. (NYSE:DNN) is held by 262 institutional firms.

These investors collectively held 76.6% of the company's total shares outstanding in December 2025, down from 77.1% in September 2025.
In percentage terms, this reflects as a holdings change of 8.23% quarter on quarter, and an increase of 28.43% year over year.
Of these 262 institutional investors, 152 increased their holdings in Denison Mines, while 62 of them reduced positions, and 48 investors maintained their exposure.
This class of investors increased its holdings in Denison Mines to 493.29Mn shares for the 13F-cycle ending December 2025, up by 37.52Mn shares quarter on quarter, and up 101.68Mn shares year over year.
As of December 31, 2025, VAN ECK ASSOCIATES CORP held Denison Mines's largest shareholding position with over 75.91Mn shares, representing 11.79% of total outstanding shares.
Among the most significant buyers of Denison Mines during December 2025 were UBS Group AG (17.70Mn), JANE STREET GROUP, LLC (13.25Mn), VAN ECK ASSOCIATES CORP (13.11Mn), VANGUARD GROUP INC (10.70Mn), MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. (6.53Mn).
Leading sellers of Denison Mines stock in December 2025 included CITADEL ADVISORS LLC (12.33Mn), RENAISSANCE TECHNOLOGIES LLC (10.65Mn), TWO SIGMA ADVISERS, LP (8.00Mn), ALPS ADVISORS INC (6.03Mn), ROYAL BANK OF CANADA (3.69Mn).
The top 10 institutional holders of Denison Mines for the quarter ending December 2025 included VAN ECK ASSOCIATES CORP (75.91Mn), MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. (58.86Mn), ALPS ADVISORS INC (47.87Mn), UBS Group AG (28.46Mn), Hood River Capital Management LLC (27.01Mn), VANGUARD GROUP INC (23.96Mn), JANE STREET GROUP, LLC (19.27Mn), TWO SIGMA INVESTMENTS, LP (14.89Mn), MORGAN STANLEY (9.77Mn), Connor, Clark & Lunn Investment Management Ltd. (9.33Mn).

262 Institutional Holders

15,780,407 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
VAN ECK ASSOCIATES CORP	31 Dec, 2025	75,910,027	13,106,987	20.87%	$201,916.00
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	31 Dec, 2025	58,863,439	6,531,048	12.48%	$156,310,719.00
ALPS ADVISORS INC	31 Dec, 2025	47,866,962	-6,025,235	-11.18%	$127,326,119.00
UBS Group AG	31 Dec, 2025	28,456,725	17,700,073	164.55%	$75,694,888.00
Hood River Capital Management LLC	31 Dec, 2025	27,013,269	770,066	2.93%	$71,855,296.00
VANGUARD GROUP INC	31 Dec, 2025	23,960,755	10,696,852	80.65%	$63,543,922.00
JANE STREET GROUP, LLC	31 Dec, 2025	19,267,417	13,247,087	220.04%	$51,251,329.00
TWO SIGMA INVESTMENTS, LP	31 Dec, 2025	14,888,207	-2,138,185	-12.56%	$39,602,631.00
MORGAN STANLEY	31 Dec, 2025	9,770,298	2,291,005	30.63%	$25,988,993.00
Connor, Clark & Lunn Investment Management Ltd.	31 Dec, 2025	9,333,890	2,056,307	28.26%	$24,753,964.00
TD ASSET MANAGEMENT INC	31 Dec, 2025	8,608,043	1,297,838	17.75%	$22,858,491.00
SCOPUS ASSET MANAGEMENT, L.P.	31 Dec, 2025	7,511,802	0	0.00%	$19,923,462.00
MMCAP International Inc. SPC	31 Dec, 2025	7,219,531	-2,286,340	-24.05%	$19,203,952.00
CITADEL ADVISORS LLC	31 Dec, 2025	6,220,405	-12,333,046	-66.47%	$16,546,278.00
Lloyd Harbor Capital Management, LLC	31 Dec, 2025	6,100,000	1,799,338	41.84%	$16,226,000.00
DAVENPORT & Co LLC	31 Dec, 2025	5,904,750	-1,218,250	-17.10%	$15,706,635.00
Merewether Investment Management, LP	31 Dec, 2025	5,903,300	-916,600	-13.44%	$15,702,778.00
ROYAL BANK OF CANADA	31 Dec, 2025	5,821,316	-3,690,982	-38.80%	$15,485,000.00
TWO SIGMA ADVISERS, LP	31 Dec, 2025	5,713,100	-8,001,900	-58.34%	$15,196,846.00
BNP PARIBAS FINANCIAL MARKETS	31 Dec, 2025	4,852,968	3,328,681	218.38%	$12,908,895.00

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