Montrose Environmental Group, Inc. - Common Stock (MEG)

CUSIP: 615111101

Q4 2025 13F Holders as of 31 Dec 2025

Type / Class
Equity / Common Stock
Shares outstanding
35,301,683
Total 13F shares
32,346,375
Share change
-1,208,522
Total reported value
$803,224,503
Put/Call ratio
4.4%
Price per share
$24.83
Number of holders
182
Value change
-$39,848,244
Number of buys
93
Number of sells
87

Sponsored

Quarterly Holders Quick Answers

What is CUSIP 615111101?
CUSIP 615111101 identifies MEG - Montrose Environmental Group, Inc. - Common Stock in SEC institutional holdings data.

Need full ownership history?
Open the full security ownership history page.

Top shareholders of MEG - Montrose Environmental Group, Inc. - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Holder Source Role / Reporting Ownership % Shares Holdings Value 12M Net Δ As of Details
BlackRock, Inc.
13F
Company
9%
3,186,718
$87,507,277 30 Sep 2025
13F
BAMCO INC /NY/
13F 13D/G
Company · Baron Capital Group, Inc.
6.1%
from 13D/G
2,160,463
$59,326,314 30 Sep 2025
VANGUARD GROUP INC
13F
Company
5.5%
1,929,183
$52,975,364 30 Sep 2025
13F
MACQUARIE GROUP LTD
13F
Company
5.2%
1,844,632
$50,654,000 30 Sep 2025
13F
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC
13D/G 13F
Company
3.7%
1,315,018
$36,110,394 -$27,532,549 30 Sep 2025
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
13F
Company
3.6%
1,277,719
$35,086,161 30 Sep 2025
13F
FRED ALGER MANAGEMENT, LLC
13F
Company
3.3%
1,149,696
$31,570,652 30 Sep 2025
13F
ALLIANCEBERNSTEIN L.P.
13F
Company
2.8%
987,987
$27,130,123 30 Sep 2025
13F
BANK OF AMERICA CORP /DE/
13F
Company
2.6%
930,612
$25,554,606 30 Sep 2025
13F
ROYCE & ASSOCIATES LP
13F
Company
2.5%
875,499
$24,041,203 30 Sep 2025
13F
MANAGED ACCOUNT ADVISORS LLC
13D/G
2.7%
957,130
$22,645,696 -$19,773,845 30 Jun 2025
TRUIST FINANCIAL CORP
13F
Company
2.3%
805,813
$22,127,625 30 Sep 2025
13F
JANUS HENDERSON GROUP PLC
13F
Company
2.3%
795,732
$21,850,873 30 Sep 2025
13F
GEODE CAPITAL MANAGEMENT, LLC
13F
Company
2.2%
764,885
$21,006,739 30 Sep 2025
13F
GOLDMAN SACHS GROUP INC
13F
Company
2.1%
757,233
$20,793,619 30 Sep 2025
13F
STATE STREET CORP
13F
Company
2.1%
726,006
$19,936,125 30 Sep 2025
13F
Stephens Investment Management Group LLC
13F
Company
1.9%
660,928
$18,149,083 30 Sep 2025
13F
Legal & General Group Plc
13F
Company
1.7%
615,919
$16,913,137 30 Sep 2025
13F
Nuveen, LLC
13F
Company
1.7%
610,892
$16,775,094 30 Sep 2025
13F
DIMENSIONAL FUND ADVISORS LP
13F
Company
1.7%
607,090
$16,671,469 30 Sep 2025
13F
Summit Creek Advisors LLC
13F
Company
1.6%
568,549
$15,612,356 30 Sep 2025
13F
ALGER ASSOCIATES INC
13D/G
3%
1,013,896
$15,502,470 $0 31 Dec 2024
Deutsche Girozentrale DekaBank
13F
Individual
1.4%
505,697
$13,904,000 30 Sep 2025
13F
MORGAN STANLEY
13F
Company
1.4%
484,499
$13,304,373 30 Sep 2025
13F
FMR LLC
13F
Company
1.2%
437,553
$12,015,191 30 Sep 2025
13F
JANE STREET GROUP, LLC
13F
Company
1.1%
403,378
$11,076,760 30 Sep 2025
13F
NORTHERN TRUST CORP
13F
Company
0.99%
349,075
$9,585,600 30 Sep 2025
13F
BLAIR WILLIAM & CO/IL
13F
Company
0.93%
328,976
$9,033,681 30 Sep 2025
13F
UBS Group AG
13F
Company
0.89%
313,388
$8,605,635 30 Sep 2025
13F
SILVERCREST ASSET MANAGEMENT GROUP LLC
13F
Company
0.84%
294,773
$8,094,467 30 Sep 2025
13F
PEREGRINE CAPITAL MANAGEMENT LLC
13F
Company
0.8%
283,899
$7,795,867 30 Sep 2025
13F
MARSHALL WACE, LLP
13F
Company
0.79%
277,706
$7,625,806 30 Sep 2025
13F
ArrowMark Colorado Holdings LLC
13F
Company
0.79%
277,430
$7,618,228 30 Sep 2025
13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
13F
Company
0.77%
273,257
$7,503,637 30 Sep 2025
13F
Fisher Asset Management, LLC
13F
Company
0.73%
257,872
$7,081,164 30 Sep 2025
13F
MILLENNIUM MANAGEMENT LLC
13F
Company
0.69%
243,863
$6,696,478 30 Sep 2025
13F
CITADEL ADVISORS LLC
13F
Company
0.67%
235,981
$6,480,038 30 Sep 2025
13F
Trexquant Investment LP
13F
Company
0.59%
207,418
$5,695,698 30 Sep 2025
13F
Allan Dicks
3/4/5
Chief Financial Officer
0.6%
211,643
$5,587,375 16 Dec 2025
Russell Investments Group, Ltd.
13F
Company
0.53%
185,605
$5,096,730 30 Sep 2025
13F
ALGERT GLOBAL LLC
13F
Company
0.51%
179,188
$4,921,000 30 Sep 2025
13F
Global Alpha Capital Management Ltd.
13F
Company
0.5%
175,282
$4,813,244 30 Sep 2025
13F
AQR CAPITAL MANAGEMENT LLC
13F
Company
0.48%
170,722
$4,688,027 30 Sep 2025
13F
Avalon Trust Co
13F
Company
0.47%
166,062
$4,560,063 30 Sep 2025
13F
Invesco Ltd.
13F
Company
0.41%
145,132
$3,985,325 30 Sep 2025
13F
TUDOR INVESTMENT CORP ET AL
13F
Company
0.41%
144,897
$3,978,872 30 Sep 2025
13F
Cubist Systematic Strategies, LLC
13F
Company
0.38%
133,848
$3,675,466 30 Sep 2025
13F
Rockefeller Capital Management L.P.
13F
Company
0.38%
132,672
$3,643,173 30 Sep 2025
13F
ESSEX INVESTMENT MANAGEMENT CO LLC
13F
Company
0.32%
111,954
$3,074,257 30 Sep 2025
13F
Bank of New York Mellon Corp
13F
Company
0.29%
102,721
$2,820,711 30 Sep 2025
13F

Institutional Holders of Montrose Environmental Group, Inc. - Common Stock (MEG) as of Q4 2025

As of 31 Dec 2025, Montrose Environmental Group, Inc. - Common Stock (MEG) was held by 182 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 32,346,375 shares. The largest 10 holders included BlackRock, Inc., BAMCO INC /NY/, VANGUARD GROUP INC, GOLDMAN SACHS GROUP INC, NOMURA ASSET MANAGEMENT INTERNATIONAL INC., UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC, PRINCIPAL FINANCIAL GROUP INC, FRED ALGER MANAGEMENT, LLC, ALLIANCEBERNSTEIN L.P., and TRUIST FINANCIAL CORP. This page lists 182 institutional shareholders reporting positions in this security for the Q4 2025 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period

Compare Q4 2025 vs Q3 2025 Across Filers

Q3 2025 holders
183
Q4 2025 holders
182
Holder diff
-1
Investor Q3 2025 Shares Q4 2025 Shares Share Diff Share Chg % Q3 2025 Value $ Q4 2025 Value $ Value Diff $ Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.