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  4. [144] UNITED THERAPEUTICS Corp SEC Filing

United Therapeutics officer plans 199,500-share sale

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
144

Rhea-AI Filing Summary

UNITED THERAPEUTICS CORPORATION (UTHR) received a Rule 144 notice covering a proposed sale of 199,500 common shares for the account of officer Martine Rothblatt, through Morgan Stanley Smith Barney LLC, with the shares to be issued on 09/01/2026 upon the exercise of stock options for cash. The securities information section lists an aggregate market value of 101,820,810.00 and number of shares outstanding of 42,890,692 as of 09/01/2026. The filing also lists numerous prior 10b5-1 sales of 9,500-share blocks of common stock between 06/02/2026 and 08/31/2026, with corresponding transaction values disclosed for each date. Remarks state that shares are sold by Martine Rothblatt and/or the Martine Rothblatt Property Management Trust, which is beneficially owned by her.

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Shares to be sold under Rule 144 199,500 shares Common stock of UNITED THERAPEUTICS CORPORATION to be sold on 09/01/2026
Aggregate market value of securities 101,820,810.00 Value listed in the securities information section for the Rule 144 notice
Shares outstanding 42,890,692 shares Common shares outstanding referenced as of 09/01/2026
Per-transaction 10b5-1 sale size 9,500 shares Share amount for each listed 10b5-1 sale between 06/02/2026 and 08/31/2026
Example 10b5-1 transaction value 5,211,710.95 Representative dollar amount from the listed 10b5-1 sales of 9,500 shares
Date of notice 09/01/2026 Date shown in the remarks and signature section
Rule 144 regulatory
"See the definition of "person" in paragraph (a) of Rule 144."
Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.
10b5-1 Sales regulatory
"10b5-1 Sales for MARTINE ROTHBLATT 1000 SPRING ST SILVER SPRING MD"
10b5-1 sales are pre-arranged stock-trading plans that let company insiders automatically buy or sell shares according to a fixed schedule or formula, even if they later learn confidential information. Think of it as setting up an automatic thermostat for trades: it creates a clear, documented path that can protect insiders from insider-trading accusations and gives investors a signal about predictable insider activity—though it can also simply be a way for insiders to diversify or raise cash.
beneficially owned financial
"the Martine Rothblatt Property Management Trust, which is beneficially owned"
Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.
Securities To Be Sold regulatory
"144: Securities To Be Sold Common | 09/01/2026 | Exercise"

FAQ

What does the Form 144 filing for UTHR disclose about planned share sales?
It discloses a proposed sale of 199,500 shares of UNITED THERAPEUTICS CORPORATION common stock for the account of officer Martine Rothblatt, to be issued and sold on 09/01/2026 following the exercise of stock options for cash under Rule 144.

Who is selling UNITED THERAPEUTICS (UTHR) shares under this Form 144?
The notice is filed for Martine Rothblatt, identified as an officer of UNITED THERAPEUTICS CORPORATION. Remarks state that shares are sold by Martine Rothblatt and/or the Martine Rothblatt Property Management Trust, which is beneficially owned by her.

How many UTHR shares are covered by the new Rule 144 notice?
The securities to be sold section lists 199,500 common shares of UNITED THERAPEUTICS CORPORATION to be sold on 09/01/2026 following the exercise of stock options for cash with the issuer.

What market value and shares outstanding does the UTHR Form 144 reference?
The securities information section shows an aggregate market value of 101,820,810.00 for the securities and 42,890,692 common shares outstanding as of 09/01/2026, presented in connection with the Rule 144 notice.

What prior 10b5-1 sales are reported for UTHR in the past three months?
The filing lists many 10b5-1 sales of UNITED THERAPEUTICS common stock for Martine Rothblatt, each for 9,500 shares, with trade dates from 06/02/2026 through 08/31/2026 and a specific transaction value amount disclosed for each date.

Through which broker will the UTHR Rule 144 shares be sold?
The securities information section identifies Morgan Stanley Smith Barney LLC Executive Financial Services, located at 1 New York Plaza, as the broker handling the 199,500-share Rule 144 sale for UNITED THERAPEUTICS CORPORATION common stock.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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144: Filer Information

144: Issuer Information

144: Securities Information



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


* 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

144: Remarks and Signature

Source: View Original Filing on SEC EDGAR