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MRX

Marex Group Limited Ordinary Shares
MRX

205 hedge funds and large institutions have $2.33B invested in Marex Group Limited Ordinary Shares in 2026 Q1 according to their latest regulatory filings, with 42 funds opening new positions, 80 increasing their positions, 58 reducing their positions, and 22 closing their positions.

New
Increased
Maintained
Reduced
Closed

91% more first-time investments, than exits

New positions opened: 42 | Existing positions closed: 22

87% more call options, than puts

Call options by funds: $2.22M | Put options by funds: $1.19M

38% more repeat investments, than reductions

Existing positions increased: 80 | Existing positions reduced: 58

19% more capital invested

Capital invested by funds: $1.96B → $2.33B (+$366M)

7% more funds holding

Funds holding: 191 → 205 (+14)

1.7% more ownership

Funds ownership: 70.27% → 71.96% (+1.7%)

17% less funds holding in top 10

Funds holding in top 10: 6 → 5 (-1)

Holders
205
Holders Change
+14
Holders Change %
+7.33%
% of All Funds
2.52%
Holding in Top 10
5
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-16.67%
% of All Funds
0.06%
New
42
Increased
80
Reduced
58
Closed
22
Calls
$2.22M
Puts
$1.19M
Net Calls
+$1.03M
Net Calls Change
+$141K

Top Buyers

1
Fidelity Investments
Fidelity Investments
Massachusetts
+$84.8M
2
Two Sigma Investments
Two Sigma Investments
New York
+$30.7M
3
Victory Capital Management
Victory Capital Management
Texas
+$25.5M
4
SC
Samlyn Capital
New York
+$21.6M
5
BlackRock
BlackRock
New York
+$16.7M

Top Sellers

1
Adage Capital Partners
Adage Capital Partners
Massachusetts
-$49.7M
2
Balyasny Asset Management
Balyasny Asset Management
Illinois
-$41.5M
3
TIM
Thornburg Investment Management
New Mexico
-$27.4M
4
GPGA
Grandeur Peak Global Advisors
Utah
-$18M
5
Deutsche Bank
Deutsche Bank
Germany
-$17.7M
Name Holding Trade Value Shares
Change 		Change in
Stake
Jane Street
126
Jane Street
New York
$526K -$38.6K -977 -8%
IIM
127
INTECH Investment Management
Florida
$525K -$186K -4,712 -29%
HSBC Holdings
128
HSBC Holdings
United Kingdom
$501K +$439K +11,110 New
CL
129
Choreo LLC
Illinois
$455K +$1.07K +27 +0.3%
Janney Montgomery Scott
130
Janney Montgomery Scott
Pennsylvania
$445K +$394K +9,983 New
CHAM
131
Clear Harbor Asset Management
Connecticut
$427K – – –
VOYA Investment Management
132
VOYA Investment Management
Georgia
$396K – – –
KeyBank National Association
133
KeyBank National Association
Ohio
$395K +$39.5K +1,001 +13%
ET
134
Entropy Technologies
New York
$379K +$336K +8,497 New
ProShare Advisors
135
ProShare Advisors
Maryland
$356K -$82.4K -2,087 -21%
RP
136
Regal Partners
Australia
$342K +$303K +7,675 New
TRCT
137
Tower Research Capital (TRC)
New York
$321K +$157K +3,967 +122%
DTL
138
Dynamic Technology Lab
Singapore
$299K -$72.3K -1,830 -21%
YIH
139
Y-Intercept (HK)
Hong Kong
$265K -$1.52M -38,399 -87%
GCP
140
GSA Capital Partners
United Kingdom
$264K +$234K +5,933 New
YMRC
141
Yorktown Management & Research Company
Virginia
$263K – – –
OQS
142
Occudo Quantitative Strategies
Florida
$260K +$193K +4,878 New
Verition Fund Management
143
Verition Fund Management
Connecticut
$257K -$483K -12,240 -68%
XT
144
XTX Topco
Cayman Islands
$255K +$226K +5,720 New
VPIM
145
Vanguard Personalized Indexing Management
California
$241K +$213K +5,396 New
US Bancorp
146
US Bancorp
Minnesota
$240K – – –
PFCS
147
Pale Fire Capital SE
Czech Republic
$239K +$212K +5,368 New
X
148
Xponance
Pennsylvania
$222K +$197K +4,990 New
Mercer Global Advisors
149
Mercer Global Advisors
Colorado
$220K +$195K +4,930 New
AHL
150
Abel Hall LLC
Louisiana
$214K +$189K +4,795 New
4 5
6
7 8

MRX Hedge Fund Activity: Q1 2026 in Review

205 of the 8,125 institutional investors tracked by Wall St. Rank reported a position in Marex Group Limited Ordinary Shares (MRX) for Q1 2026, worth a combined $2.33B — up 19% from $1.96B a quarter earlier.

Buyers outnumbered sellers: 42 funds opened new MRX positions and 22 closed out — a net gain of 20 holders — while 80 added to existing stakes and 58 trimmed.

The largest buyer was Fidelity Investments, adding an estimated $84.8M. The largest seller was Adage Capital Partners, cutting an estimated $49.7M.

  • 205 institutional investors held Marex Group Limited Ordinary Shares (MRX) as of Q1 2026, up from 191 in Q4 2025.
  • Funds reported $2.33B of Marex Group Limited Ordinary Shares stock for Q1 2026, up 19% quarter-over-quarter.
  • 42 funds opened new Marex Group Limited Ordinary Shares positions in Q1 2026 and 22 closed out, a net change of +20 holders.
  • The largest Marex Group Limited Ordinary Shares buyer in Q1 2026 was Fidelity Investments, an estimated $84.8M added.
  • The largest Marex Group Limited Ordinary Shares seller in Q1 2026 was Adage Capital Partners, an estimated $49.7M sold.

Based on aggregated 13F filings for Q1 2026.