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834 hedge funds and large institutions have $22.1B invested in Cameco in 2025 Q2 according to their latest regulatory filings, with 195 funds opening new positions, 230 increasing their positions, 303 reducing their positions, and 73 closing their positions.

New
Increased
Maintained
Reduced
Closed

167% more first-time investments, than exits

New positions opened: 195 | Existing positions closed: 73

126% more funds holding in top 10

Funds holding in top 10: 1943 (+24)

82% more capital invested

Capital invested by funds: $12.1B → $22.1B (+$9.95B)

20% more call options, than puts

Call options by funds: $1.87B | Put options by funds: $1.57B

16% more funds holding

Funds holding: 720834 (+114)

0.25% more ownership

Funds ownership: 68.09%68.34% (+0.25%)

24% less repeat investments, than reductions

Existing positions increased: 230 | Existing positions reduced: 303

Holders
834
Holders Change
+114
Holders Change %
+15.83%
% of All Funds
10.98%
Holding in Top 10
43
Holding in Top 10 Change
+24
Holding in Top 10 Change %
+126.32%
% of All Funds
0.57%
New
195
Increased
230
Reduced
303
Closed
73
Calls
$1.87B
Puts
$1.57B
Net Calls
+$308M
Net Calls Change
+$733M
Name Holding Trade Value Shares
Change
Change in
Stake
Envestnet Asset Management
126
Envestnet Asset Management
Illinois
$25.8M -$5.32M -99,712 -22%
Renaissance Technologies
127
Renaissance Technologies
New York
$25.3M -$9.24M -173,100 -34%
Aviva
128
Aviva
United Kingdom
$24.4M +$1.16M +21,689 +7%
Balyasny Asset Management
129
Balyasny Asset Management
Illinois
$23.8M +$7.05M +132,077 +70%
AIM
130
Artemis Investment Management
United Kingdom
$23.8M +$7.67M +143,696 +81%
AIMCA
131
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$23.5M -$27M -506,868 -62%
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
132
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$22.3M -$15.5M -290,000 -49%
AIM
133
ARK Investment Management
Florida
$20.6M -$1.76M -32,972 -11%
WCM
134
Westend Capital Management
California
$20M +$272K +5,091 +2%
FRM
135
Foundation Resource Management
Arkansas
$19.4M -$15.5M -290,945 -53%
ACH
136
ArrowMark Colorado Holdings
Colorado
$19M -$4.86M -91,000 -26%
State of Tennessee, Department of Treasury
137
State of Tennessee, Department of Treasury
Tennessee
$18.8M
SAM
138
Scopus Asset Management
New York
$18.3M +$13.1M +246,166 New
Focus Partners Wealth
139
Focus Partners Wealth
Massachusetts
$18.3M -$66.7K -1,249 -0.5%
CAMG
140
CWA Asset Management Group
Florida
$18M -$748K -14,011 -5%
Verition Fund Management
141
Verition Fund Management
Connecticut
$17.6M +$11.8M +221,139 +1,384%
ACM
142
Arosa Capital Management
Florida
$17.3M -$5.64M -105,700 -31%
PHS
143
Pekin Hardy Strauss
Illinois
$17.1M -$5.68M -106,430 -32%
OWIM
144
Old West Investment Management
California
$16.5M -$3.91M -73,269 -25%
IIM
145
Intact Investment Management
Quebec, Canada
$16M +$3.27M +61,250 +40%
TG
146
TCW Group
California
$15.5M +$11.1M +208,728 New
Neuberger Berman Group
147
Neuberger Berman Group
New York
$15.5M +$1.82M +34,133 +20%
SC
148
SummitTX Capital
Texas
$15.4M +$10.3M +193,208 +1,362%
Marshall Wace
149
Marshall Wace
United Kingdom
$15.2M -$12.5M -234,295 -53%
MIM
150
Merrion Investment Management
New Jersey
$14.9M -$560K -10,500 -5%

CCJ Hedge Fund Activity: Q2 2025 in Review

834 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Cameco (CCJ) for Q2 2025, worth a combined $22.1B — up 82% from $12.1B a quarter earlier.

Buyers outnumbered sellers: 195 funds opened new CCJ positions and 73 closed out — a net gain of 122 holders — while 230 added to existing stakes and 303 trimmed.

The largest buyer was Fidelity International, adding an estimated $261M. The largest seller was AllianceBernstein, cutting an estimated $426M.

  • 834 institutional investors held Cameco (CCJ) as of Q2 2025, up from 720 in Q1 2025.
  • Funds reported $22.1B of Cameco stock for Q2 2025, up 82% quarter-over-quarter.
  • 195 funds opened new Cameco positions in Q2 2025 and 73 closed out, a net change of +122 holders.
  • The largest Cameco buyer in Q2 2025 was Fidelity International, an estimated $261M added.
  • The largest Cameco seller in Q2 2025 was AllianceBernstein, an estimated $426M sold.

Based on aggregated 13F filings for Q2 2025.