Ardsley Advisory Partners’s Denison Mines DNN Stock Holding History

Ardsley Advisory Partners’s Portfolio DNN Stock Details DNN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$1.22M	Sell	400,000 -1,000,000	-71%	-$3.48M	0.13%	117
2026 Q1	$4.94M	Sell	1,400,000 -2,700,000	-66%	-$10.1M	0.63%	52
2025 Q4	$10.9M	Buy	4,100,000 +2,100,000	+105%	+$5.71M	1.2%	25
2025 Q3	$5.5M	Hold	2,000,000	–	–	0.68%	53
2025 Q2	$3.64M	Buy	2,000,000 +1,000,000	+100%	+$1.52M	0.48%	59
2025 Q1	$1.3M	Hold	1,000,000	–	–	0.25%	95
2024 Q4	$1.8M	Buy	1,000,000 +500,000	+100%	+$1.05M	0.29%	94
2024 Q3	$915K	Hold	500,000	–	–	0.15%	100
2024 Q2	$995K	Hold	500,000	–	–	0.15%	99
2024 Q1	$975K	Hold	500,000	–	–	0.14%	96
2023 Q4	$885K	Hold	500,000	–	–	0.14%	103
2023 Q3	$830K	Buy	500,000 +100,000	+25%	+$138K	0.19%	88
2023 Q2	$500K	Buy	400,000 +300,000	+300%	+$333K	0.08%	108
2023 Q1	$109K	Buy	+100,000	New	+$124K	0.02%	98
2021 Q4	–	Sell	-350,000	Closed	-$508K	–	120
2021 Q3	$508K	Buy	+350,000	New	+$425K	0.08%	104
2021 Q1	–	Sell	-200,000	Closed	-$132K	–	137
2020 Q4	$132K	Buy	+200,000	New	+$85.7K	0.02%	120
2013 Q3	–	Sell	-200,000	Closed	-$232K	–	156
2013 Q2	$232K	Buy	+200,000	New	+$245K	0.05%	107

Other funds holding DNN

VanEck Associates New York $164B AUM 112.45% 1-Year Est. Return

Mirae Asset Global ETFs Holdings Causeway Bay, Hong Kong $83.9B AUM 60.43% 1-Year Est. Return

ALPS Advisors Denver, Colorado $21.3B AUM 23.41% 1-Year Est. Return

HRCM

Hood River Capital Management Palm Beach Gardens, Florida $13.8B AUM 163.97% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return

Norges Bank Oslo, Norway $1T AUM

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

TD Asset Management Toronto, Ontario, Canada $115B AUM 41.58% 1-Year Est. Return

Ardsley Advisory Partners's DNN Position: Q2 2026 in Review

Ardsley Advisory Partners reduced its Denison Mines (DNN) stake by 71% in Q2 2026, selling an estimated $3.48M and leaving 400,000 shares worth $1.22M. The position accounts for 0.13% of the portfolio, ranked #117.

Ardsley Advisory Partners first reported a position in DNN in Q2 2013 and has held it in 17 quarters since. The position peaked at $10.9M in Q4 2025. 284 funds tracked by Wall St. Rank hold DNN as of Q2 2026.

Ardsley Advisory Partners held 400,000 shares of Denison Mines worth $1.22M as of Q2 2026.
Ardsley Advisory Partners sold 1,000,000 Denison Mines shares in Q2 2026, an estimated $3.48M.
Denison Mines made up 0.13% of Ardsley Advisory Partners's portfolio in Q2 2026, its #117 holding.
Ardsley Advisory Partners first reported a position in Denison Mines in Q2 2013 and has held it in 17 quarters since.
Ardsley Advisory Partners's Denison Mines position peaked at $10.9M in Q4 2025.
284 funds tracked by Wall St. Rank held Denison Mines as of Q2 2026.

Based on Ardsley Advisory Partners's 13F filing for Q2 2026, filed 13 Jul 2026.