Montrose Environmental GC reports 60,813 tax-withheld MEG shares

Montrose Environmental Group, Inc. General Counsel and Secretary Nasym Afsari reported an automatic share withholding related to equity compensation.

Rhea-AI Filing Summary

Montrose Environmental Group, Inc. General Counsel and Secretary Nasym Afsari reported an automatic share withholding related to equity compensation. On 12/16/2025, 60,813 shares of common stock were withheld at a price of $26.4 per share, coded as transaction type “F,” which indicates shares withheld to cover tax obligations rather than an open-market sale. After this transaction, Afsari beneficially owned 205,078 shares of Montrose Environmental Group common stock directly.

Insider Trade Summary

Exercise Price or Tax Liability: 60,813 shares

Exercise Price or Tax Liability 1 txn

Insider Afsari Nasym

Role General Counsel and Secretary

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	60,813	$26.40	$1.61M

Holdings After Transaction: Common Stock — 205,078 shares (Direct)

Footnotes (1)

1. F1. Withholding of shares of common stock to satisfy tax withholding obligations in connection with the vesting of restricted stock units.

FAQ

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

Montrose Environmental Group reported that its General Counsel and Secretary, Nasym Afsari, had shares withheld in connection with equity compensation on 12/16/2025, reported on a Form 4.

How many Montrose Environmental Group (MEG) shares were withheld for taxes?

The transaction shows 60,813 shares of Montrose Environmental Group common stock were withheld at a price of $26.4 per share to satisfy tax withholding obligations.

What does transaction code "F" mean in this Montrose Environmental Group Form 4?

Transaction code "F" indicates a tax-related transfer, specifically withholding of shares of common stock to satisfy tax withholding obligations upon vesting of restricted stock units.

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

Following the reported tax withholding transaction, Nasym Afsari beneficially owned 205,078 shares of Montrose Environmental Group common stock directly.

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

The reporting person is Nasym Afsari, who serves as General Counsel and Secretary of Montrose Environmental Group, Inc.

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

No. The explanation states it was a withholding of shares of common stock to satisfy tax withholding obligations in connection with the vesting of restricted stock units, rather than an open-market sale.

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Accepted by SEC EDGAR 12/19/2025 - 07:19 PM Learn about SEC filing dates

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

OMB APPROVAL

OMB Number:			3235-0287
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hours per response:			0.5

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^*

Afsari Nasym

(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)
	General Counsel and Secretary

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	205,078	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	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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.