Montrose Environmental Group
MEG • NYSE
Montrose Environmental Group is a waste management company in the industrials sector on NYSE, led by Allan Dicks, with a market cap of $943.9M. As of Q3 2025, 92% of shares are held by 182 institutional investors, with BlackRock, Inc. as the largest holder at 9.03%.
CEOAllan Dicks
Market Cap$943.9M
Waste Management
Industrials
Employees3.2K
Websitemontrose-env.com
Country
United States of America
Overview
Overview of institutional ownership in MEG as of Q3 2025 with a market cap of $969.0M
All Institutions
- Institutions
- 182
- Value Held
- $891.5M
- Shares Held
- 32.5M
- Avg Position
- $4.9M
- Median Position
- $619.4K
Hedge Funds
- Hedge Funds
- 26
- Value Held
- $60.9M
- Shares Held
- 2.2M
- Avg Position
- $2.3M
- Median Position
- $1.3M
Ownership Breakdown
Based on market cap of $969.0M as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.
Biggest Investors
Institutions with the largest positions in MEG as of Q3 2025
| Institution | Position Value |
|---|---|
B BlackRock, Inc. Institution | $87.5M 0.00% of portfolio |
 BAMCO INC /NY/ Long Only Manager | $59.3M 0.16% of portfolio |
 VANGUARD GROUP INC Institution | $53.0M 0.00% of portfolio |
M MACQUARIE GROUP LTD Institution | $50.7M 0.06% of portfolio |
 WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC Long Only Manager | $36.0M 0.09% of portfolio |
 UBS GLOBAL ASSET MANAGEMENT AMERICAS INC Long Only Manager | $35.1M 0.01% of portfolio |
F FRED ALGER MANAGEMENT INC Long Only Manager | $31.6M 0.12% of portfolio |
 ALLIANCEBERNSTEIN L.P. Long Only Manager | $27.1M 0.01% of portfolio |
 BANK OF AMERICA CORP /DE/ Institution | $25.6M 0.00% of portfolio |
R ROYCE & ASSOCIATES LLC Institution | $24.0M 0.24% of portfolio |
Net Capital Flow
Institutional buying and selling activity for MEG in Q3 2025
- Traded
- −$40.6M
- Buyers
- 104
- Sellers
- 71
- Total Bought
- +$95.3M
- Total Sold
- −$136.0M
- Avg Position
- $4.5M
Biggest Buyers
| Institution | Net Bought |
|---|---|
 GOLDMAN SACHS GROUP INC Institution | +$12.9M +469.7K shares |
J JANE STREET GROUP, LLC Institution | +$9.7M +354.8K shares |
B BlackRock, Inc. Institution | +$8.7M +317.5K shares |
 MORGAN STANLEY RIA/Wealth | +$6.9M +250.0K shares |
 TUDOR INVESTMENT CORP ET AL Hedge Fund•Multi-Strategy | +$4.0M +144.9K shares |
 ALGERT COLDIRON INVESTORS LLC Hedge Fund•Quant | +$3.8M +139.5K shares |
 FMR LLC Institution | +$3.8M +138.5K shares |
 PANAGORA ASSET MANAGEMENT INC Hedge Fund•Quant | +$2.8M +102.5K shares |
 AH Lisanti Capital Growth, LLC Long Only Manager | +$2.8M +102.1K shares |
 CenterBook Partners LP Hedge Fund•Market Neutral | +$2.6M +94.2K shares |
Biggest Sellers
| Institution | Net Sold |
|---|---|
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC Long Only Manager | −$27.7M −1.0M shares |
BAMCO INC /NY/ Long Only Manager | −$16.6M −603.9K shares |
 MILLENNIUM MANAGEMENT LLC Hedge Fund•Multi-Strategy | −$15.1M −549.9K shares |
UBS GLOBAL ASSET MANAGEMENT AMERICAS INC Long Only Manager | −$13.2M −480.1K shares |
ALLIANCEBERNSTEIN L.P. Long Only Manager | −$8.1M −294.8K shares |
L LEGAL & GENERAL GROUP PLC Institution | −$7.9M −288.2K shares |
 WELLINGTON MANAGEMENT CO LLP Long Only Manager | −$5.9M −271.3K shares |
 UBS Group AG Institution | −$5.4M −195.0K shares |
BANK OF AMERICA CORP /DE/ Institution | −$5.3M −193.1K shares |
R ROYCE & ASSOCIATES LLC Institution | −$4.4M −158.9K shares |
Entry and Exit Activity
Institutions that initiated new positions or completely exited MEG in Q3 2025
- New Positions
- 19
- New Value
- $6.9M
- Exited Positions
- 15
- Exited Value
- $8.6M
New Positions
| Institution | Position Value |
|---|---|
CenterBook Partners LP Hedge Fund•Market Neutral | $2.6M 94.2K shares |
S SCOTIA CAPITAL INC. Institution | $847.2K 30.9K shares |
F FOX RUN MANAGEMENT, L.L.C. Hedge Fund•Quant | $574.9K 20.9K shares |
 Semanteon Capital Management, LP Hedge Fund•Long/Short | $568.3K 20.7K shares |
H HSBC HOLDINGS PLC Institution | $430.1K 15.7K shares |
W WOLVERINE TRADING, LLC Institution | $364.6K 13.2K shares |
 BOOTHBAY FUND MANAGEMENT, LLC Fund of Funds | $343.6K 12.5K shares |
 Triumph Capital Management RIA/Wealth | $307.8K 11.2K shares |
Q Quantedge Capital Pte Ltd Institution | $258.1K 9.4K shares |
K Keebeck Alpha, LP Hedge Fund | $225.6K 8.2K shares |
Exited Positions
| Institution | Previous Position |
|---|---|
WELLINGTON MANAGEMENT CO LLP Long Only Manager | $5.9M 271.3K shares |
 SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity | $855.0K 39.1K shares |
X XTX Topco Ltd Institution | $586.8K 26.8K shares |
R Resources Investment Advisors, Inc. Pension/Endowment | $420.0K 19.2K shares |
 STATE OF WISCONSIN INVESTMENT BOARD RIA/Wealth | $349.7K 16.0K shares |
P Petrus Trust Company, LTA Institution | $259.9K 11.9K shares |
 Gitterman Wealth Management, LLC RIA/Wealth | $145.0K 6.6K shares |
 Caption Management, LLC Hedge Fund•Long/Short | $32.0K 1.5K shares |
 RAYMOND JAMES FINANCIAL INC RIA/Wealth | $6.5K 298.0 shares |
$5.4K 246.0 shares |
Options Activity
Institutions with the largest Call and Put options positions in MEG as of Q3 2025
- Call Positions
- 6
- Call Value
- $12.1M
- Put Positions
- 6
- Put Value
- $1.2M
Call Positions
| Institution | Position Value |
|---|---|
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity | $5.6M 2.0K contracts |
Caption Management, LLC Hedge Fund•Long/Short | $2.6M 945.0 contracts |
 CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy | $1.4M 528.0 contracts |
W WOLVERINE TRADING, LLC Institution | $1.3M 470.0 contracts |
J JANE STREET GROUP, LLC Institution | $1.1M 418.0 contracts |
 TORONTO DOMINION BANK Institution | - - contracts |
Put Positions
| Institution | Position Value |
|---|---|
W WOLVERINE TRADING, LLC Institution | $570.6K 206.0 contracts |
J JANE STREET GROUP, LLC Institution | $392.7K 143.0 contracts |
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy | $214.2K 78.0 contracts |
Caption Management, LLC Hedge Fund•Long/Short | $68.7K 25.0 contracts |
TORONTO DOMINION BANK Institution | - - contracts |
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity | - - contracts |
Most Committed Institutions
Institutions with MEG as the highest % of their portfolio as of Q3 2025
| Institution | Portfolio Weight |
|---|---|
S Summit Creek Advisors LLC Long Only Manager | 2.28% $15.6M |
 Cladis Investment Advisory, LLC RIA/Wealth | 0.97% $1.7M |
 Holcombe Financial, Inc. RIA/Wealth | 0.91% $1.3M |
Semanteon Capital Management, LP Hedge Fund•Long/Short | 0.71% $568.3K |
AH Lisanti Capital Growth, LLC Long Only Manager | 0.68% $2.8M |
 ESSEX INVESTMENT MANAGEMENT CO LLC Long Only Manager | 0.47% $3.1M |
K Keebeck Alpha, LP Hedge Fund | 0.31% $225.6K |
A Avalon Trust Co Institution | 0.31% $4.6M |
H Horrell Capital Management, Inc. RIA/Wealth | 0.30% $691.5K |
 Global Alpha Capital Management Ltd. Long Only Manager | 0.28% $4.8M |
Hedge Fund Spotlight
Discover hedge funds investing in MEG
S
Squarepoint Ops LLC
Hedge Fund • Quant
Portfolio ManagerMichael Gottlieb
- Portfolio Value
- $46.9B
- Positions
- 2,529
- Last Reported
- Q3 2025
Sector Allocation
Position in Montrose Environmental Group
- Market Value
- $2.8M
- Shares Held
- 101.3K
- Portfolio Weight
- 0.01%
- Owned Since
- 2023-Q2
| Top Holding | Sector | Market Value | Weight |
|---|---|---|---|
ETF ETF | $5.5B | 11.75% | |
Specialty Retail Consumer Cyclical | $983.1M | 2.10% | |
Semiconductors Technology | $935.8M | 2.00% |
