MAREX GROUP PLC O

MRX

Data as of Q4 2025

Track which institutional investors hold this security, how their positions are changing, and whether consensus is bullish or bearish. Listed on US.

SymbolMRX

CUSIPG5S37H101

Type

equity

ClassRD

SEC EDGAR Source

Institutional Holders

109

Total Institutional Value

$1.5B

Institutional Consensus

Price History

Institutional Holders(Showing 5 of 109)

Filer	Action	Shares	Value	Portfolio Weight	Est. P&L	Conviction
BlackRock, Inc.	Increased	4M(+6.8%)	$152.2M	0.0%	+7.19%	32
Capital International Investors	Unchanged	3.5M(0.0%)	$133.8M	0.0%	+40.60%	0
LOOMIS SAYLES & CO L P	Increased	1.9M(+8.3%)	$74.2M	0.1%	+9.77%	32
ALLIANCEBERNSTEIN L.P.	Increased	1.8M(+12.3%)	$67.1M	0.0%	-0.16%	33
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC	Increased	1.7M(+372.0%)	$66.7M	0.2%	+8.51%	57

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