Nasym Afsari - 02 Mar 2026 Form 4 Insider Report for Montrose Environmental Group, Inc. (MEG)

Reporting relationship: General Counsel and Secretary
Issuer ticker: MEG
Reported as of: 02 Mar 2026
Net transaction value: -$1,235,696
SEC form: 4
Accepted by SEC: 04 Mar 2026, 18:30:03 UTC
Prior SEC filing: 19 Dec 2025
Source filing: View source filing
Reporting owner signature: /s/ Nasym Afsari

Key filing fact

Nasym Afsari filed Form 4 for Montrose Environmental Group, Inc. (MEG) on 04 Mar 2026.

Key facts

This page summarizes Nasym Afsari's Form 4 filing for Montrose Environmental Group, Inc. (MEG).
4 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 04 Mar 2026, 18:30.

Change

Previous filing in this sequence was filed on 19 Dec 2025.
Current net transaction value: -$1,235,696.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001817851 Primary reporting owner

Afsari Nasym

Relationship: General Counsel and Secretary
Address: 5120 NORTHSHORE DR, NORTH LITTLE ROCK
Signature: /s/ Nasym Afsari
Signature date: 04 Mar 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

MEG transaction

Common Stock

Sale

Transaction value: $6,000
Shares: -200
Change %: -0.1%
Price: $30.00
Shares after: 204,878
Date: 02 Mar 2026
Ownership: Direct
Footnotes: F1

MEG transaction

Common Stock

Options Exercise

Transaction value
Shares: +43,348
Change %: +21%
Price: $6.03^*
Shares after: 248,226
Date: 03 Mar 2026
Ownership: Direct

MEG transaction

Common Stock

Sale

Transaction value: $1,229,696
Shares: -43,348
Change %: -17%
Price: $28.37
Shares after: 204,878
Date: 03 Mar 2026
Ownership: Direct
Footnotes: F2

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

MEG transaction Derivative

Stock Option (Right to Buy)

Options Exercise

Transaction value
Shares: -43,348
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 03 Mar 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 43,348
Exercise price: $6.03
Footnotes: F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 3 footnotes

Footnote F1

This transaction was made pursuant to a contract, instruction or written plan that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).

Footnote F2

The price reported in Column 4 is a weighted average price. These shares of common stock of the Issuer were sold in multiple transactions by the Reporting Person at prices ranging from $28.13 to $28.495, inclusive. The Reporting Person undertakes to provide upon request by the Commission staff, the Issuer, or a security holder of the Issuer full information regarding the number of shares of common stock sold at each separate price within the range.

Footnote F3

50% of the shares subject to the option vested on June 9, 2017 and the remaining 50% vested on June 9, 2019.