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  4. [144] UNITED THERAPEUTICS Corp SEC Filing

Martine Rothblatt files Form 144 to sell 190,000 shares

Martine Rothblatt filed a Form 144 to sell 190,000 shares of common stock on 05/01/2026.

Filing Impact
(Neutral)
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Form Type
144

Rhea-AI Filing Summary

Martine Rothblatt filed a Form 144 to sell 190,000 shares of common stock on 05/01/2026. The filing lists the method as an Exercise of Stock Options with cash proceeds and shows an aggregate figure of $108,556,500.00. The broker listed is Morgan Stanley Smith Barney LLC (New York).

The filing also enumerates multiple 10b5-1 sales of 9,500 shares on many dates in March–April 2026 and a separate 75-share sale on 03/13/2026. These prior sale entries show per-trade proceeds in the filing (examples include $5,430,339.25, $5,561,056.15, $40,271.25).

Insights

Filing documents an option exercise plus ongoing Rule 10b5-1 sales by Martine Rothblatt.

The Form 144 lists an Exercise of Stock Options for 190,000 shares dated 05/01/2026 with cash indicated as the method. A broker is named and an aggregate monetary figure of $108,556,500.00 appears in the header.

The record of many 10b5-1 sales of 9,500 shares on multiple dates in March–April 2026 provides context that sales have been executed under a prearranged plan. The economic effect for holders and share overhang depends on future transactions; timing and additional proceeds are contained in subsequent filings.

Shares to be sold 190,000 shares Exercise of Stock Options dated <date>05/01/2026</date>
Header aggregate amount $108,556,500.00 Aggregate figure shown in the filing header
Per-trade 10b5-1 quantity (repeated) 9,500 shares Multiple 10b5-1 sales listed in March–April 2026
Single small sale 75 shares Sale recorded on <date>03/13/2026</date> for $40,271.25
Example per-trade proceeds $5,430,339.25 One listed 10b5-1 sale proceeds (example row)
Form 144 regulatory
"144: Filer Information 144: Issuer Information 144: Securities Information"
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.
10b5-1 sales regulatory
"10b5-1 Sales for MARTINE ROTHBLATT 04/30/2026 9500"
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.
Exercise of Stock Options financial
"Common | 05/01/2026 | Exercise of Stock Options | Issuer"

FAQ

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

What does Martine Rothblatt's Form 144 for UTHR report?
The Form 144 reports a proposed sale of 190,000 shares via an exercise of stock options dated 05/01/2026. The filing lists a header aggregate of $108,556,500.00 and names Morgan Stanley Smith Barney LLC as the broker.

Were there prior 10b5-1 sales reported for Martine Rothblatt?
Yes. The filing lists multiple 10b5-1 sales of 9,500 shares on many dates in March–April 2026. Each sale row in the excerpt shows the per-trade proceeds recorded in the filing.

What sale methods are indicated in the Form 144?
The excerpt specifies an Exercise of Stock Options with cash as the method for the 190,000-share transaction. It separately lists prior sales executed under 10b5-1 plans.

Does the filing list a broker or intermediary for the sale?
Yes. The broker identified is Morgan Stanley Smith Barney LLC, with an address shown as New York Plaza, and the exchange listed as NASDAQ in the excerpt.

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

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Accepted by SEC EDGAR

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

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