BX Form 144: Insider Plans to Sell $3.69M of Stock

Rhea-AI Filing Summary

Blackstone Inc. (BX) filed a Form 144 reporting a proposed sale of 21,500 shares of common stock through Merrill Lynch on approximately 09/08/2025. The filing shows the shares were recently acquired via the vesting of restricted stock unit awards from Blackstone Inc.: 83 shares vested on 02/05/2025 and 21,417 shares vested on 07/01/2025, totaling 21,500 shares with an aggregate market value of $3,686,385.68.

The shares represent a very small portion of the company’s outstanding common stock (7.37091668e8 shares outstanding) and there were no securities sold by the reporting person in the past three months. The filer affirms no undisclosed material adverse information and notes the securities were granted as part of the issuer’s equity compensation plan.

Positive

• Full disclosure of proposed sale details including broker, number of shares, and aggregate market value.

Negative

• None.

Insights

Securities Analyst

TL;DR The filing notifies a routine insider sale of RSU proceeds totaling 21,500 shares valued at $3.69M, immaterial relative to shares outstanding.

The sale is structured as a Rule 144 notice for shares acquired via RSU vesting on two dates in 2025. The aggregate value is disclosed and the broker is identified as Merrill Lynch. Given the volume versus the stated 737,091,668 shares outstanding, the sale is immaterial in market-cap terms and does not indicate a change in control or major liquidity event.

Corporate Governance Expert

TL;DR This appears to be a compliance-driven disclosure of equity compensation vesting and intended sale, with standard attestation language included.

The filer includes the required attestation that no undisclosed material adverse information exists and specifies that the securities were granted under the issuer’s equity compensation plan. The filing follows procedural norms for insiders selling vested compensation and contains no additional governance flags such as aggregated recent sales or gifts.

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 Stock	Merrill Lynch 225 Liberty St Floor 37 New York NY 10281	21500	3686385.68	737091668	09/08/2025	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 Stock	02/05/2025	Vesting of restricted stock unit award	Blackstone Inc.			83	02/05/2025	Granted as part of issuer equity compensation plan
Common Stock	07/01/2025	Vesting of restricted stock unit award	Blackstone Inc.			21417	07/01/2025	Granted as part of issuer equity compensation plan

* 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 Blackstone's (BX) Form 144 report?

The Form 144 reports a proposed sale of 21,500 common shares through Merrill Lynch with an aggregate market value of $3,686,385.68 and an approximate sale date of 09/08/2025.

How were the shares acquired that are being sold?

The shares were acquired via vesting of restricted stock unit awards: 83 shares on 02/05/2025 and 21,417 shares on 07/01/2025, granted as part of the issuer’s equity compensation plan.

Does the filing show any sales in the past three months?

No. The filing states "Nothing to Report" for securities sold during the past three months by the reporting person.

Who is the broker handling the proposed sale?

The broker listed is Merrill Lynch, located at 225 Liberty St Floor 37 New York NY 10281, and the securities exchange is listed as NYSE.