Morgan Stanley submits Form 144 for AMG (NYSE: AMG) — 17,500 shares

Rhea-AI Filing Summary

Morgan Stanley Smith Barney LLC Executive Financial Services reported a proposed sale of 17,500 shares of Common Stock on Form 144. The filing lists an aggregate amount of $5,919,688.25 and states the securities arose from restricted stock vesting under a registered plan on 03/05/2026. The sale notice is dated 06/08/2026 and cites the NYSE as the market.

Insights

Capital Markets Compliance Counsel

Form 144 notifies the market of a proposed affiliate sale; it is procedural.

Form 144 provides a legal notice required before certain affiliate sales. The filing lists $5,919,688.25 for 17,500 shares and cites restricted stock vesting on 03/05/2026. This is a compliance step to permit resale under SEC rules.

Timing and execution details are not included; subsequent broker reports or a Form 4/transaction report would show whether and how the shares were actually sold.

Equity Markets Analyst

The notice signals potential secondary selling pressure of 17,500 shares.

The filing identifies 17,500 shares tied to restricted stock vesting and an aggregate value of $5,919,688.25. It does not state sale mechanics or purchaser counterparties.

Market impact depends on execution method and timing; this filing alone does not confirm a settled trade or net proceeds recipient beyond the selling holder.

Key Figures

Shares to be sold: 17,500 shares Aggregate amount listed: $5,919,688.25 Filing date / Market: 06/08/2026, NYSE

3 metrics

Shares to be sold 17,500 shares Restricted stock vesting under a registered plan on <date>03/05/2026</date>

Aggregate amount listed $5,919,688.25 Aggregate amount associated with the 17,500 shares

Filing date / Market 06/08/2026, NYSE Form 144 notice dated on exchange listing

Key Terms

Form 144, Restricted Stock Vesting Under a Registered Plan, Aggregate amount

3 terms

Form 144 regulatory

"reported a proposed sale of 17,500 shares on Form 144"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Restricted Stock Vesting Under a Registered Plan financial

"securities arose from restricted stock vesting under a registered plan on 03/05/2026"

Aggregate amount financial

"lists an aggregate amount of $5,919,688.25"

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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

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	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	17500	5919688.25	26412085	06/08/2026	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	03/05/2026	Restricted Stock Vesting Under a Registered Plan	Issuer			17500	03/05/2026	Not Applicable

* 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

Nothing to Report

144: Remarks and Signature

Remarks

Date of Notice

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 does AMG Form 144 filing mean for the 17,500 shares?

It is a legal notice of a proposed affiliate sale of 17,500 shares. The filing lists an aggregate amount of $5,919,688.25 and states the shares vested on 03/05/2026.

Who is the reported seller in the Form 144 for AMG?

The filing names Morgan Stanley Smith Barney LLC Executive Financial Services at 1 New York Plaza as the selling broker-dealer submitting the notice on behalf of the holder.

Does this Form 144 confirm the shares were sold?

No. Form 144 notifies intent to sell; it does not confirm execution. Subsequent trade reports or regulatory filings would confirm whether the shares were actually sold and at what price.

Why does the filing mention restricted stock vesting under a registered plan?

The filing states the 17,500 shares resulted from restricted stock vesting under a registered plan on 03/05/2026, indicating the shares became eligible for resale under registration exceptions.