Jose Revuelta - Dec 16, 2021 Form 4 Insider Report for Montrose Environmental Group, Inc. (MEG)

Role: Chief Strategy Officer
Signature: /s/ Nasym Afsari, Attorney in fact
Stock symbol: MEG
Transactions as of: Dec 16, 2021
Transactions value $: $0
Form type: 4
Date filed: 12/20/2021, 04:50 PM
Next filing: Mar 4, 2022

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MEG	Common Stock	Award	$0	+235K	+767.64%	$0.00	265K	Dec 16, 2021	Direct	F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	MEG	Stock Appreciation Right	Award	$0	+330K		$0.00	330K	Dec 16, 2021	Common Stock	330K	$66.79	Direct	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The Reporting Person was granted restricted stock units ("RSUs") which represent a contingent right to receive one share of Common Stock for each RSU. 50% of the RSUs will vest on December 16, 2025, and the remaining 50% of the RSUs will vest on December 16, 2026, provided that the Reporting Person remains in continuous service on each vesting date.
F2	The stock appreciation rights are performance based and will vest on December 16, 2026, subject to the achievement of 20-day trading average stock prices of $133.58, $166.98 and $200.37 prior to the vesting date and subject to the Reporting Person's continued service on the vesting date. 1/3 of the stock appreciation rights will be earned upon achievement of each of the foregoing performance hurdles.

Content

The Reporting Person was granted restricted stock units ("RSUs") which represent a contingent right to receive one share of Common Stock for each RSU. 50% of the RSUs will vest on December 16, 2025, and the remaining 50% of the RSUs will vest on December 16, 2026, provided that the Reporting Person remains in continuous service on each vesting date.

The stock appreciation rights are performance based and will vest on December 16, 2026, subject to the achievement of 20-day trading average stock prices of $133.58, $166.98 and $200.37 prior to the vesting date and subject to the Reporting Person's continued service on the vesting date. 1/3 of the stock appreciation rights will be earned upon achievement of each of the foregoing performance hurdles.