Form 144 flags 90000-share planned stock sale

A Form 144 notice has been filed for the proposed sale of 90000 shares of common stock through Morgan Stanley Smith Barney LLC on NASDAQ, with an aggregate market value of 42254100.00.

Rhea-AI Filing Summary

A Form 144 notice has been filed for the proposed sale of 90000 shares of common stock through Morgan Stanley Smith Barney LLC on NASDAQ, with an aggregate market value of 42254100.00. The issuer reports 43056599 shares outstanding at the time of the notice.

The 90000 shares were acquired on 02/02/2026 via a cash exercise of stock options from the issuer. The filing also lists multiple prior Rule 10b5-1 common stock sales for Michael Benkowitz over the past three months, each with specified share amounts and gross proceeds.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the Form 144 filing for UTHR disclose about planned share sales?

The Form 144 reports a planned sale of 90000 shares of common stock on NASDAQ, routed through Morgan Stanley Smith Barney LLC. The aggregate market value for this proposed sale is listed as 42254100.00, based on the figures in the notice.

How were the 90000 UTHR shares in the Form 144 acquired?

The 90000 shares were acquired on 02/02/2026 through a cash exercise of stock options from the issuer. The acquisition date, transaction type, amount acquired, and payment method are all specified directly in the Form 144 securities acquisition table.

How many UTHR shares are reported outstanding in this Form 144 notice?

The notice states that 43056599 shares of the issuer’s common stock are outstanding. This figure provides context for the 90000-share planned sale, indicating the broader share base against which the proposed transaction is being made.

Which broker is handling the proposed Form 144 sale related to UTHR?

The proposed sale is listed under Morgan Stanley Smith Barney LLC Executive Financial Services at 1 New York Plaza, 8th Floor, New York, NY 10004. This broker is named in the Form 144 section covering class, broker, share amount, and trading market.

What past 10b5-1 trading activity is disclosed in the UTHR Form 144?

The filing lists multiple 10b5-1 sales for Michael Benkowitz of common stock over the prior three months. Each entry specifies the trade date, number of shares sold, and gross proceeds, covering transactions from 11/03/2025 through 01/26/2026.

On which exchange is the stock in the UTHR Form 144 planned to be sold?

The Form 144 specifies that the common stock involved in the planned 90000-share sale is to be traded on NASDAQ. The exchange name appears alongside the approximate sale date, share count, aggregate market value, and shares outstanding.

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Accepted by SEC EDGAR 02/02/2026 - 04:29 PM Learn about SEC filing dates

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	0001673232
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	UNITED THERAPEUTICS CORP
SEC File Number	000-26301
Address of Issuer	1000 SPRING ST SILVER SPRING MARYLAND 20910
Phone	3016089292
Name of Person for Whose Account the Securities are To Be Sold	Michael Benkowitz
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	Officer

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	90000	42254100.00	43056599	02/02/2026	NASDAQ

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	02/02/2026	Exercise of Stock Options	Issuer			90000	02/02/2026	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
10b5-1 Sales for Michael Benkowitz 1000 SPRING ST SILVER SPRING MD 20910	Common	01/26/2026	7875	3716276.29
10b5-1 Sales for Michael Benkowitz 1000 SPRING ST SILVER SPRING MD 20910	Common	01/26/2026	14625	6901655.96
10b5-1 Sales for Michael Benkowitz 1000 SPRING ST SILVER SPRING MD 20910	Common	01/20/2026	7875	3659182.54
10b5-1 Sales for Michael Benkowitz 1000 SPRING ST SILVER SPRING MD 20910	Common	01/20/2026	14625	6795624.71
10b5-1 Sales for Michael Benkowitz 1000 SPRING ST SILVER SPRING MD 20910	Common	01/12/2026	7875	3776106.60
10b5-1 Sales for Michael Benkowitz 1000 SPRING ST SILVER SPRING MD 20910	Common	01/12/2026	14625	7012769.40
10b5-1 Sales for Michael Benkowitz 1000 SPRING ST SILVER SPRING MD 20910	Common	01/05/2026	7875	3838086.79
10b5-1 Sales for Michael Benkowitz 1000 SPRING ST SILVER SPRING MD 20910	Common	01/05/2026	14625	7127875.46
10b5-1 Sales for Michael Benkowitz 1000 SPRING ST SILVER SPRING MD 20910	Common	12/29/2025	7875	3959448.41
10b5-1 Sales for Michael Benkowitz 1000 SPRING ST SILVER SPRING MD 20910	Common	12/29/2025	14625	7353261.34
10b5-1 Sales for Michael Benkowitz 1000 SPRING ST SILVER SPRING MD 20910	Common	12/22/2025	7875	4050727.89
10b5-1 Sales for Michael Benkowitz 1000 SPRING ST SILVER SPRING MD 20910	Common	12/22/2025	14625	7522234.69
10b5-1 Sales for Michael Benkowitz 1000 SPRING ST SILVER SPRING MD 20910	Common	12/15/2025	7875	3908353.05
10b5-1 Sales for Michael Benkowitz 1000 SPRING ST SILVER SPRING MD 20910	Common	12/15/2025	14625	7258369.95
10b5-1 Sales for Michael Benkowitz 1000 SPRING ST SILVER SPRING MD 20910	Common	12/08/2025	7875	3768800.18
10b5-1 Sales for Michael Benkowitz 1000 SPRING ST SILVER SPRING MD 20910	Common	12/08/2025	14625	6999200.33
10b5-1 Sales for Michael Benkowitz 1000 SPRING ST SILVER SPRING MD 20910	Common	12/01/2025	7875	3779327.48
10b5-1 Sales for Michael Benkowitz 1000 SPRING ST SILVER SPRING MD 20910	Common	12/01/2025	14625	7018751.03
10b5-1 Sales for Michael Benkowitz 1000 SPRING ST SILVER SPRING MD 20910	Common	11/24/2025	7875	3730048.09
10b5-1 Sales for Michael Benkowitz 1000 SPRING ST SILVER SPRING MD 20910	Common	11/24/2025	14625	6927232.16
10b5-1 Sales for Michael Benkowitz 1000 SPRING ST SILVER SPRING MD 20910	Common	11/17/2025	7875	3704664.60
10b5-1 Sales for Michael Benkowitz 1000 SPRING ST SILVER SPRING MD 20910	Common	11/17/2025	14625	6880091.40
10b5-1 Sales for Michael Benkowitz 1000 SPRING ST SILVER SPRING MD 20910	Common	11/10/2025	7875	3559812.64
10b5-1 Sales for Michael Benkowitz 1000 SPRING ST SILVER SPRING MD 20910	Common	11/10/2025	14625	6611080.61
10b5-1 Sales for Michael Benkowitz 1000 SPRING ST SILVER SPRING MD 20910	Common	11/03/2025	7875	3430083.48
10b5-1 Sales for Michael Benkowitz 1000 SPRING ST SILVER SPRING MD 20910	Common	11/03/2025	14625	6370286.65

144: Remarks and Signature

Remarks	Shares sold by the Michael I. Benkowitz Revocable Trust and the Benkowitz Descendants GST Exempt Trust, which are each beneficially owned by Michael Benkowitz, who is an officer of the issuer.
Date of Notice	02/02/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	06/03/2025
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	/s/ Michael Benkowitz
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)