UTHR Rule 144 Notice: Martine Rothblatt proposes 4,000-share sale

Rhea-AI Filing Summary

UNITED THERAPEUTICS (UTHR) reported a Rule 144 notice disclosing a proposed sale of 4,000 common shares through TD Securities (USA) LLC with an aggregate market value of $1,807,320. The filing shows these shares were acquired on 03/15/2016 under an executive deferred compensation arrangement from Martine Rothblatt, and payment was made by exercising vested options with shares used for payment. The issuer has 45,230,000 shares outstanding, so the single proposed block equals roughly 0.009% of outstanding stock. The filing also itemizes prior open-market sales by the same person totaling 80,000 shares over the past three months, generating multi‑million dollar proceeds on multiple dates.

Positive

• Transparent disclosure of a planned insider sale under Rule 144, specifying broker, acquisition date, and payment method
• Detailed history of past open-market sales (totaling 80,000 shares) provides context for recent dispositions

Negative

• Insider selling activity continued over recent months (80,000 shares sold), which some investors may view unfavorably despite immaterial size
• No information in this filing about remaining insider holdings after the recent sales, limiting assessment of post-sale ownership concentration

Insights

Insider Transactions Analyst

Insider disclosed routine sales; size is immaterial to float.

The notice shows a planned sale of 4,000 common shares valued at $1,807,320, acquired in 2016-03-15 via executive deferred compensation and option exercise. With 45,230,000 shares outstanding, the single proposed sale is a very small fraction of the company’s share count.

Recent activity lists 80,000 shares sold in the last three months, producing multi‑million dollar proceeds across many dates; this trading history is transparent and consistent with scheduled or opportunistic dispositions. Monitor quarterly filings for any change in insider ownership trends over the next 3 months.

Corporate Governance Specialist

Disclosure follows Rule 144 mechanics and includes source and payment details.

The filing specifies the acquisition date, nature of acquisition (executive deferred compensation), and that payment involved exercised vested options paid in common shares, which clarifies transfer basis for compliance purposes. The filer also affirms absence of undisclosed material nonpublic information as required by the form.

Investors interested in insider intentions should watch proxy and Form 4 disclosures and any amended 144 filings within 30 days for updates to planned sale timing.

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	TD SECURITIES (USA) LLC 125 PARK AVE, 20th Floor NEW YORK NY 10017	4000	1807320.00	45230000	10/07/2025	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	03/15/2016	Executive Deferred Compensation	Martine Rothblatt			294000	03/15/2016	Shares exercised via vested options and payment made via common shares

* 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
Martine Rothblatt 1000 Spring Street Silver Spring MD 20910	Common	09/09/2025	8000	3188374.33
Martine Rothblatt 1000 Spring Street Silver Spring MD 20910	Common	09/10/2025	4000	1594872.82
Martine Rothblatt 1000 Spring Street Silver Spring MD 20910	Common	09/11/2025	4000	1588904.00
Martine Rothblatt 1000 Spring Street Silver Spring MD 20910	Common	09/12/2025	4000	1615897.79
Martine Rothblatt 1000 Spring Street Silver Spring MD 20910	Common	09/15/2025	4000	1591535.70
Martine Rothblatt 1000 Spring Street Silver Spring MD 20910	Common	09/16/2025	4000	1601062.04
Martine Rothblatt 1000 Spring Street Silver Spring MD 20910	Common	09/17/2025	4000	1600686.85
Martine Rothblatt 1000 Spring Street Silver Spring MD 20910	Common	09/18/2025	4000	1617665.13
Martine Rothblatt 1000 Spring Street Silver Spring MD 20910	Common	09/19/2025	4000	1644310.00
Martine Rothblatt 1000 Spring Street Silver Spring MD 20910	Common	09/22/2025	4000	1669212.50
Martine Rothblatt 1000 Spring Street Silver Spring MD 20910	Common	09/23/2025	4000	1672592.50
Martine Rothblatt 1000 Spring Street Silver Spring MD 20910	Common	09/24/2025	4000	1736488.50
Martine Rothblatt 1000 Spring Street Silver Spring MD 20910	Common	09/25/2025	4000	1723739.00
Martine Rothblatt 1000 Spring Street Silver Spring MD 20910	Common	09/26/2025	4000	1712891.00
Martine Rothblatt 1000 Spring Street Silver Spring MD 20910	Common	09/29/2025	4000	1702526.76
Martine Rothblatt 1000 Spring Street Silver Spring MD 20910	Common	09/30/2025	4000	1691357.50
Martine Rothblatt 1000 Spring Street Silver Spring MD 20910	Common	10/01/2025	4000	1701796.53
Martine Rothblatt 1000 Spring Street Silver Spring MD 20910	Common	10/02/2025	4000	1739525.20
Martine Rothblatt 1000 Spring Street Silver Spring MD 20910	Common	10/03/2025	4000	1784847.20
Martine Rothblatt 1000 Spring Street Silver Spring MD 20910	Common	10/06/2025	4000	1798765.20

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 did the UNITED THERAPEUTICS (UTHR) Form 144 disclose?

The filing disclosed a proposed sale of 4,000 common shares through TD Securities (USA) LLC with an aggregate market value of $1,807,320.

Who is the seller in the UTHR Form 144 filing?

The seller is Martine Rothblatt, who acquired the disclosed shares on 03/15/2016 via an executive deferred compensation arrangement and exercised vested options.

How much of UTHR’s outstanding stock does the proposed sale represent?

The proposed 4,000-share sale represents approximately 0.009% of the issuer’s 45,230,000 shares outstanding.

How many shares did the insider sell in the past three months?

The filing lists sales totaling 80,000 shares over the past three months, generating multi‑million dollar gross proceeds on multiple dates.

Does the filing indicate any material nonpublic information?

By signing the form, the filer represents they do not know any material adverse information about the issuer that has not been publicly disclosed.