[144] Montrose Environmental Group, Inc. SEC Filing

Rhea-AI Filing Summary

MEG filed a Form 144 notice for a proposed sale of up to 44,984 shares of common stock. The filing lists an aggregate market value of $1,082,922.32, an approximate sale date of 11/11/2025, and Fidelity Brokerage Services as broker. The securities are listed on the NYSE.

Shares outstanding were 35,337,667 as of the disclosure. The notice also reports sales during the past three months by the same seller: 44,983 common shares on 11/10/2025 for gross proceeds of $1,112,937.90.

The filing indicates the shares to be sold were acquired on 11/11/2025 via an option originally granted on 06/23/2016, with cash payment noted.

Insights

Securities law analyst

Routine Rule 144 sale notice; neutral impact.

Form 144 is a notice of a proposed sale of restricted or control securities under Rule 144. Here, the filer lists $1,082,922.32 in aggregate market value for 44,984 common shares with an approximate sale date of 11/11/2025. Fidelity is named as the broker, and the shares trade on the NYSE.

The excerpt also shows past three-month activity: 44,983 shares sold on 11/10/2025 for gross proceeds of $1,112,937.90. Shares outstanding were 35,337,667, providing baseline context. Actual market impact depends on execution details; this notice itself does not change company operations.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	44984	1082922.32	35337667	11/11/2025	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	11/11/2025	Option Granted - 06/23/2016	Issuer			44984	11/11/2025	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Vijay Manthripragada 5120 Northshore Drive North Little Rock AR 72118	Common	11/10/2025	44983	1112937.90

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What did MEG disclose in this Form 144?

A proposed sale of 44,984 common shares with an aggregate market value of $1,082,922.32, with an approximate sale date of 11/11/2025.

Which broker and exchange are listed for the MEG Form 144 sale?

Broker: Fidelity Brokerage Services. Exchange: NYSE.

How many MEG shares are outstanding?

Shares outstanding were 35,337,667 as stated in the notice.

Were there recent sales reported for MEG by the same seller?

Yes. The notice reports 44,983 shares sold on 11/10/2025 for gross proceeds of $1,112,937.90.

How were the shares to be sold acquired?

They were acquired on 11/11/2025 via an option granted on 06/23/2016, with cash payment noted.