[144] Blackstone Mortgage Trust, Inc. (NEW) SEC Filing

Rhea-AI Filing Summary

Form 144 notice for Blackstone Mortgage Trust, Inc. (BXMT) reports a proposed sale of 506 shares of Class A common stock with an aggregate market value of $9,748.09, intended for sale on 09/02/2025 on the NYSE. The securities were acquired on 08/29/2025 by vesting of a restricted stock unit award granted by Blackstone Mortgage Trust, Inc., and were granted as part of issuer equity compensation.

The filing also discloses a sale by the same person during the past three months: 1,517 shares sold on 06/17/2025 generating $29,133.39, with the seller identified as Anthony Marone. The filer represents compliance with Rule 144 and attests to not possessing undisclosed material adverse information.

Positive

• Clear compliance disclosure of acquisition date, nature of acquisition, broker details, and planned sale under Rule 144
• Securities originated from equity compensation (RSU vesting), which explains the source of the shares

Negative

• Insider sales reported including 1,517 shares sold on 06/17/2025, which may attract investor attention despite being small
• No 10b5-1 plan date provided in the visible fields, so trading-plan reliance is not documented here

Insights

Securities Compliance Analyst

TL;DR Routine Rule 144 filing showing RSU vesting and planned sale; disclosure aligns with standard insider reporting requirements.

The filing documents a proposed sale under Rule 144 of 506 Class A shares acquired through vesting of restricted stock units on 08/29/2025, with sale planned for 09/02/2025 on the NYSE. It also reports a prior sale of 1,517 shares on 06/17/2025 by Anthony Marone. From a compliance perspective, the form contains the key elements required by Rule 144: acquisition date, nature of acquisition, broker information, number of shares, aggregate market value, and recent sales history. The attestation regarding material nonpublic information is present as required. No 10b5-1 trading plan date is provided in the visible fields.

Equity Markets Analyst

TL;DR Small insider sale relative to outstanding shares; unlikely to be material to BXMT share supply or valuation.

The amount disclosed for proposed sale (506 shares, $9,748.09) is negligible versus reported outstanding shares of 171,578,766, and a prior three-month sale of 1,517 shares produced $29,133.39. These quantities are immaterial in absolute terms and relative to the issuer's outstanding float, indicating limited market impact. The transactions arise from equity compensation vesting, which is a routine source of insider share disposals. No earnings or operational data are provided in this filing to affect valuation analysis.

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
Class A common stock	Merrill Lynch 225 Liberty St Floor 37 New York NY 10281	506	9748.09	171578766	09/02/2025	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 *
Class A common stock	08/29/2025	Vesting of restricted stock unit award	BLACKSTONE MORTGAGE TRUST, INC.			506	08/29/2025	Granted as part of issuer equity compensation

* 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
Anthony Marone 345 PARK AVENUE 24TH FLOOR New York NY 10281	Class A common stock	06/17/2025	1517	29133.39

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 does the BXMT Form 144 filed here disclose?

It discloses a proposed sale of 506 Class A shares (aggregate value $9,748.09) to be sold on 09/02/2025, acquired via RSU vesting on 08/29/2025.

Who is listed as a recent seller in this filing for BXMT?

The filing lists Anthony Marone as having sold 1,517 shares on 06/17/2025 for gross proceeds of $29,133.39.

How were the 506 shares acquired according to the Form 144?

The 506 shares were acquired on 08/29/2025 by the vesting of a restricted stock unit award granted by Blackstone Mortgage Trust, Inc.

On which exchange is the proposed sale to occur?

The proposed sale is listed to occur on the NYSE through broker Merrill Lynch at the address provided.

Does the filing state whether the seller has material nonpublic information?

Yes, by signing the notice the person represents they do not know any material adverse information about the issuer that has not been publicly disclosed.