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Montrose Environmental

183 hedge funds and large institutions have $892M invested in Montrose Environmental in 2025 Q3 according to their latest regulatory filings, with 43 funds opening new positions, 60 increasing their positions, 58 reducing their positions, and 17 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
183
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$16.2M
Puts
$3.04M
Net Calls
Net Calls Change

Top Buyers

1 +$12.9M
2 +$9.74M
3 +$8.72M
4
Morgan Stanley
Morgan Stanley
New York
+$6.86M
5
Tudor Investment Corp
Tudor Investment Corp
Connecticut
+$3.98M

Top Sellers

1 -$27.7M
2 -$16.6M
3 -$15.1M
4
UBS AM
UBS AM
Illinois
-$13.2M
5
AllianceBernstein
AllianceBernstein
Tennessee
-$8.09M
Name Holding Trade Value Shares
Change
Change in
Stake
HCA
101
Harbor Capital Advisors
Illinois
$456K
OAM
102
Oppenheimer Asset Management
New York
$438K
JP Morgan Chase
103
JP Morgan Chase
New York
$438K
DTL
104
Dynamic Technology Lab
Singapore
$431K
HSBC Holdings
105
HSBC Holdings
United Kingdom
$430K
BNP Paribas Asset Management
106
BNP Paribas Asset Management
France
$428K
GCM
107
Graham Capital Management
Connecticut
$411K
Mirae Asset Global ETFs Holdings
108
Mirae Asset Global ETFs Holdings
Hong Kong
$409K
VI
109
Versor Investments
New York
$368K
Wolverine Trading
110
Wolverine Trading
Illinois
$365K
GLF
111
Groupe la Francaise
France
$357K
BFM
112
Boothbay Fund Management
New York
$344K
Group One Trading
113
Group One Trading
Illinois
$342K
Balyasny Asset Management
114
Balyasny Asset Management
Illinois
$341K
IIM
115
INTECH Investment Management
Florida
$335K
Simplex Trading
116
Simplex Trading
Illinois
$333K
BCM
117
Bayesian Capital Management
New York
$319K
TCM
118
Triumph Capital Management
Colorado
$308K
Manulife (Manufacturers Life Insurance)
119
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$301K
State Board of Administration of Florida Retirement System
120
State Board of Administration of Florida Retirement System
Florida
$286K
Renaissance Technologies
121
Renaissance Technologies
New York
$283K
Zurich Cantonal Bank
122
Zurich Cantonal Bank
Switzerland
$282K
RCM
123
Radnor Capital Management
Pennsylvania
$281K
Canada Pension Plan Investment Board
124
Canada Pension Plan Investment Board
Ontario, Canada
$280K
WCM
125
Wisconsin Capital Management
Wisconsin
$275K