Marex Group Limited Ordinary Shares
MRX
194 hedge funds and large institutions have $2B invested in Marex Group Limited Ordinary Shares in 2025 Q2 according to their latest regulatory filings, with 92 funds opening new positions, 66 increasing their positions, 31 reducing their positions, and 17 closing their positions.
441% more first-time investments, than exits
New positions opened: 92 | Existing positions closed: 17
113% more repeat investments, than reductions
Existing positions increased: 66 | Existing positions reduced: 31
68% more capital invested
Capital invested by funds: $1.19B → $2B (+$813M)
58% more funds holding
Funds holding: 123 → 194 (+71)
46% more call options, than puts
Call options by funds: $1.36M | Put options by funds: $934K
31.72% more ownership
Funds ownership: 37.94% → 69.66% (+32%)
0% more funds holding in top 10
Funds holding in top 10: 4 → 4 (0)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BlackRock
New York
|
+$72.3M |
| 2 |
Invesco
Atlanta,
Georgia
|
+$67.9M |
| 3 |
AllianceBernstein
Nashville,
Tennessee
|
+$55.7M |
| 4 |
JFG
Jefferies Financial Group
New York
|
+$43.3M |
| 5 |
Marshall Wace
London,
United Kingdom
|
+$38.1M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
William Blair Investment Management
Chicago,
Illinois
|
-$36M |
| 2 |
S2L
Sparta 24 Ltd
Tirat Hacarmel,
Israel
|
-$34.4M |
| 3 |
Amundi
Paris,
France
|
-$24M |
| 4 |
RA
Royce & Associates
New York
|
-$20.7M |
| 5 |
Arrowstreet Capital
Boston,
Massachusetts
|
-$16M |
MRX Hedge Fund Activity: Q2 2025 in Review
194 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Marex Group Limited Ordinary Shares (MRX) for Q2 2025, worth a combined $2B — up 68% from $1.19B a quarter earlier.
Buyers outnumbered sellers: 92 funds opened new MRX positions and 17 closed out — a net gain of 75 holders — while 66 added to existing stakes and 31 trimmed.
The largest buyer was BlackRock, adding an estimated $72.3M. The largest seller was William Blair Investment Management, cutting an estimated $36M.
- 194 institutional investors held Marex Group Limited Ordinary Shares (MRX) as of Q2 2025, up from 123 in Q1 2025.
- Funds reported $2B of Marex Group Limited Ordinary Shares stock for Q2 2025, up 68% quarter-over-quarter.
- 92 funds opened new Marex Group Limited Ordinary Shares positions in Q2 2025 and 17 closed out, a net change of +75 holders.
- The largest Marex Group Limited Ordinary Shares buyer in Q2 2025 was BlackRock, an estimated $72.3M added.
- The largest Marex Group Limited Ordinary Shares seller in Q2 2025 was William Blair Investment Management, an estimated $36M sold.
Based on aggregated 13F filings for Q2 2025.