Montrose Environmental (MEG) CFO reports tax withholding of 60,813 shares

Rhea-AI Filing Summary

Montrose Environmental Group, Inc. reported an insider share transaction by its Chief Financial Officer on a Form 4. On 12/16/2025, the CFO had 60,813 shares of common stock withheld at a price of $26.40 per share. The filing explains this was to cover tax withholding obligations related to the vesting of restricted stock units, rather than an open-market sale. After this transaction, the CFO beneficially owned 211,643 shares of Montrose Environmental Group common stock directly.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Dicks Allan

(Last) (First) (Middle)

5120 NORTHSHORE DR

(Street)

NORTH LITTLE ROCK AR 72118

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Montrose Environmental Group, Inc. [ MEG ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Financial Officer

3. Date of Earliest Transaction (Month/Day/Year)
12/16/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	12/16/2025		F		60,813(1)	D	$26.4	211,643	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Withholding of shares of common stock to satisfy tax withholding obligations in connection with the vesting of restricted stock units.

	/s/ Nasym Afsari, Attorney in Fact	12/19/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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FAQ

What insider transaction did Montrose Environmental Group (MEG) disclose?

Montrose Environmental Group disclosed that its Chief Financial Officer had 60,813 shares of common stock withheld on 12/16/2025 to satisfy tax obligations from vesting restricted stock units.

Who is the reporting person in this Montrose Environmental Group (MEG) Form 4?

The reporting person is the company's Chief Financial Officer, who filed the Form 4 as an officer and a single reporting person.

What was the transaction price for the MEG shares withheld?

The shares of Montrose Environmental Group common stock were withheld at a price of $26.40 per share in connection with the tax withholding.

How many Montrose Environmental Group (MEG) shares does the CFO own after this transaction?

Following the reported transaction, the CFO beneficially owned 211,643 shares of Montrose Environmental Group common stock directly.

Was this Montrose Environmental Group (MEG) insider transaction an open-market sale?

No. The filing explains that the 60,813 shares were withheld to satisfy tax withholding obligations related to vesting restricted stock units, not an open-market sale.

Does this Montrose Environmental Group (MEG) Form 4 report any derivative securities?

The filing includes a table for derivative securities but does not list any derivative transactions or holdings in that section.