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Ero Copper

155 hedge funds and large institutions have $1.87B invested in Ero Copper in 2025 Q4 according to their latest regulatory filings, with 44 funds opening new positions, 56 increasing their positions, 46 reducing their positions, and 27 closing their positions.

New
Increased
Maintained
Reduced
Closed

708% more call options, than puts

Call options by funds: $119M | Put options by funds: $14.7M

63% more first-time investments, than exits

New positions opened: 44 | Existing positions closed: 27

48% more capital invested

Capital invested by funds: $1.27B → $1.87B (+$603M)

22% more repeat investments, than reductions

Existing positions increased: 56 | Existing positions reduced: 46

20% more funds holding in top 10

Funds holding in top 10: 56 (+1)

9% more funds holding

Funds holding: 142155 (+13)

3.18% more ownership

Funds ownership: 60.38%63.56% (+3.2%)

Holders
155
Holders Change
+13
Holders Change %
+9.15%
% of All Funds
1.88%
Holding in Top 10
6
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+20%
% of All Funds
0.07%
New
44
Increased
56
Reduced
46
Closed
27
Calls
$119M
Puts
$14.7M
Net Calls
+$104M
Net Calls Change
+$61.9M
Name Holding Trade Value Shares
Change
Change in
Stake
Northwestern Mutual Wealth Management
151
Northwestern Mutual Wealth Management
Wisconsin
$538 +$442 +19 New
PNC Financial Services Group
152
PNC Financial Services Group
Pennsylvania
$424 +$279 +12 +400%
QL
153
Quarry LP
New York
$113 -$8.41K -361 -99%
MFP
154
Meramec Financial Planners
Missouri
$92 +$70 +3 New
IA
155
IFP Advisors
Florida
$57
6CM
156
683 Capital Management
New York
-$12.1M -600,000 Closed
Marshall Wace
157
Marshall Wace
United Kingdom
-$11M -543,723 Closed
LIP
158
Lighthouse Investment Partners
Florida
-$5.12M -252,733 Closed
GCP
159
GSA Capital Partners
United Kingdom
-$2.38M -117,874 Closed
Boston Partners
160
Boston Partners
Massachusetts
-$1.68M -82,968 Closed
TI
161
Trexquant Investment
Connecticut
-$1.11M -55,103 Closed
Janus Henderson Group
162
Janus Henderson Group
United Kingdom
-$993K -49,110 Closed
Group One Trading
163
Group One Trading
Illinois
-$1.01M -43,491 Closed
PAMP
164
Polar Asset Management Partners
Ontario, Canada
-$770K -38,000 Closed
CM
165
Caption Management
Oklahoma
-$698K -29,964 Closed
NAMA
166
Nikko Asset Management Americas
New York
-$426K -21,045 Closed
Sumitomo Mitsui Trust Group
167
Sumitomo Mitsui Trust Group
Japan
-$426K -21,045 Closed
EAM
168
Eschler Asset Management
United Kingdom
-$304K -15,007 Closed
OAC
169
OMERS Administration Corp
Ontario, Canada
-$285K -14,100 Closed
IAN
170
Integrated Advisors Network
Texas
-$283K -14,000 Closed
IMC Chicago
171
IMC Chicago
Illinois
-$301K -12,920 Closed
XT
172
XTX Topco
Cayman Islands
-$261K -12,903 Closed
OR
173
Olympiad Research
Connecticut
-$248K -12,237 Closed
PCM
174
Prelude Capital Management
New York
-$248K -12,237 Closed
AIM
175
Aigen Investment Management
New York
-$280K -10,795 Closed