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Rio Tinto
RIO

Overview Fund Activity

769 hedge funds and large institutions have $8B invested in Rio Tinto in 2025 Q1 according to their latest regulatory filings, with 102 funds opening new positions, 303 increasing their positions, 230 reducing their positions, and 62 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
769
Holders Change
+24
Holders Change %
+3.22%
% of All Funds
10.45%
Holding in Top 10
15
Holding in Top 10 Change
+4
Holding in Top 10 Change %
+36.36%
% of All Funds
0.2%
New
102
Increased
303
Reduced
230
Closed
62
Calls
$526M
Puts
$464M
Net Calls
+$62.4M
Net Calls Change
+$9.63M

Top Buyers

1
AOI
Auto-Owners Insurance
Michigan
$243M
2
JAG
Journey Advisory Group
Kentucky
$154M
3
MP
Mangrove Partners
Connecticut
$60M
4
Citadel Advisors
Citadel Advisors
Florida
$52.3M
5
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
$122M

Top Sellers

1
Wellington Management Group
Wellington Management Group
Massachusetts
$913M
2
UBS Group
UBS Group
Switzerland
$65.1M
3
Morgan Stanley
Morgan Stanley
New York
$454M
4
BNP Paribas Financial Markets
BNP Paribas Financial Markets
France
$64.3M
5
PP
Paloma Partners
Connecticut
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
Cerity Partners
126
Cerity Partners
New York
$4.57M +$1.19M +19,875 +35%
GIM
127
Goelzer Investment Management
Indiana
$4.52M -$69.6K -1,158 -2%
WC
128
Winmill & Co
New York
$4.42M – – –
EAM
129
Eschler Asset Management
United Kingdom
$4.23M -$1.6M -26,200 -27%
MC
130
Moors & Cabot
Massachusetts
$4.19M -$59.2K -986 -1%
GHAM
131
Gilman Hill Asset Management
Connecticut
$4.19M +$269K +4,470 +7%
BFM
132
Boothbay Fund Management
New York
$4.16M -$1.57M -26,200 -27%
BCM
133
Bluefin Capital Management
New York
$4.14M +$4.14M +68,827 New
NA
134
NewEdge Advisors
Louisiana
$4.11M +$1.43M +23,882 +54%
NB
135
Northwest Bancshares
Pennsylvania
$4.07M +$688K +11,444 +20%
BCM
136
Blume Capital Management
California
$4.03M +$102K +1,705 +3%
QT
137
Quantbot Technologies
New York
$3.98M +$3.98M +66,260 New
MA
138
Montag & Associates
Georgia
$3.98M – – –
M&T Bank
139
M&T Bank
New York
$3.96M +$161K +2,682 +4%
FDCDDQ
140
Federation des caisses Desjardins du Quebec
Quebec, Canada
$3.93M -$108K -1,793 -3%
AssetMark Inc
141
AssetMark Inc
California
$3.91M +$77.4K +1,289 +2%
MWM
142
Modera Wealth Management
New Jersey
$3.87M -$91.3K -1,520 -2%
OA
143
Oxbow Advisors
Texas
$3.76M +$131K +2,184 +4%
SA
144
Shilanski & Associates
Alaska
$3.6M +$56.6K +942 +2%
RWM
145
Ritholtz Wealth Management
New York
$3.54M -$974K -16,214 -22%
UCI
146
Uncommon Cents Investing
Wisconsin
$3.5M +$68.2K +1,135 +2%
Jane Street
147
Jane Street
New York
$3.46M -$23.5M -391,056 -87%
Acadian Asset Management
148
Acadian Asset Management
Massachusetts
$3.46M +$951K +15,839 +38%
LI
149
LMCG Investments
Massachusetts
$3.45M -$190K -3,155 -5%
RWP
150
RWA Wealth Partners
Massachusetts
$3.45M +$478K +7,963 +16%
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