STOCK TITAN

United Therapeutics (UTHR) CEO sells 9,500 shares after option exercise

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

UNITED THERAPEUTICS Corp Chairperson & CEO Martine A. Rothblatt reported option exercises and related share sales in United Therapeutics common stock. On 2026-05-21, she exercised 9,500 stock options at an exercise price of $146.03 per share, receiving an equal number of common shares.

That same day, she sold 9,500 common shares in multiple open-market transactions at weighted average prices generally between about $560 and $566, under a pre-arranged Rule 10b5-1 trading plan adopted on November 7, 2025. Following these transactions, she directly held 50,013 common shares and also had additional indirect holdings through various family trusts and a spouse account.

Positive

  • None.

Negative

  • None.
Insider ROTHBLATT MARTINE A
Role Chairperson & CEO
Sold 9,500 shs ($5.36M)
Type Security Shares Price Value
Exercise Stock Option 9,500 $0.00 --
Exercise Common Stock 9,500 $146.03 $1.39M
Sale Common Stock 40 $557.85 $22K
Sale Common Stock 280 $560.0257 $157K
Sale Common Stock 919 $561.9746 $516K
Sale Common Stock 1,760 $562.9793 $991K
Sale Common Stock 2,242 $563.7683 $1.26M
Sale Common Stock 1,840 $564.8726 $1.04M
Sale Common Stock 2,259 $566.0164 $1.28M
Sale Common Stock 160 $566.4175 $91K
holding Common Stock -- -- --
holding Common Stock -- -- --
holding CommonStock -- -- --
holding Common Stock -- -- --
holding Common Stock -- -- --
Holdings After Transaction: Stock Option — 183,410 shares (Direct, null); Common Stock — 50,013 shares (Direct, null); Common Stock — 166 shares (Indirect, by Spouse); CommonStock — 258,117 shares (Indirect, by Trust)
Footnotes (1)
  1. This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 17, 2027; or (b) December 31, 2026. Shares held in family trusts as to which the Reporting Person's spouse is sole trustee and sole beneficiary or co-trustee and settlor with power to revoke. Shares held in family trusts as to which the Reporting Person's spouse shares investment power and the Reporting Person and/or immediate family members are beneficiaries. Shares held in family trusts as to which the Reporting Person is sole trustee and sole beneficiary or co-trustee and settlor with power to revoke. This transaction was executed in multiple trades at prices ranging from $559.99 to $560.04. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. This transaction was executed in multiple trades at prices ranging from $561.29 to $562.28. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. This transaction was executed in multiple trades at prices ranging from $562.32 to $563.30. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. This transaction was executed in multiple trades at prices ranging from $563.33 to $564.25. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. This transaction was executed in multiple trades at prices ranging from $564.34 to $565.24. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. This transaction was executed in multiple trades at prices ranging from $565.365 to $566.36. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. This transaction was executed in multiple trades at prices ranging from $566.39 to $566.48. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.
Shares sold 9,500 shares Common stock sold on May 21, 2026 in open-market trades
Options exercised 9,500 options Stock options exercised into common stock on May 21, 2026
Exercise price $146.03 per share Exercise price of stock options converted into common stock
Sale price range $559.99–$566.48 per share Price ranges across multiple sale trades described in footnotes
Direct shares after 50,013 shares Direct United Therapeutics common stock held following transactions
Plan option capacity 1,734,410 stock options Maximum options to be exercised under 10b5-1 plan before Mar 17, 2027
Plan end date December 31, 2026 Latest date the Rule 10b5-1 trading plan will remain in effect
Option expiration March 17, 2027 Expiration date of stock options covered by the 10b5-1 plan
Rule 10b5-1 trading plan financial
"exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan"
A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.
stock options financial
"This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan"
Stock options are agreements that give a person the right to buy or sell a company's stock at a specific price within a certain time frame. They are often used as a reward or incentive, similar to a coupon that can be used later if the stock price rises, allowing the holder to make a profit.
weighted average price financial
"The price reported above reflects the weighted average price."
Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.
family trusts financial
"Shares held in family trusts as to which the Reporting Person's spouse is sole trustee and sole beneficiary"
open-market sale financial
"transaction_code_description": "Sale in open market or private transaction"
An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.
derivative security financial
"transaction_code_description": "Exercise or conversion of derivative security"
A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
X
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
ROTHBLATT MARTINE A

(Last)(First)(Middle)
C/O UNITED THERAPEUTICS CORPORATION
1000 SPRING STREET

(Street)
SILVER SPRING MARYLAND 20910

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
UNITED THERAPEUTICS Corp [ UTHR ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
XOfficer (give title below)Other (specify below)
Chairperson & CEO
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
05/21/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock05/21/2026M(1)9,500A$146.0350,013D
Common Stock05/21/2026S(1)40D$557.8549,973D
Common Stock05/21/2026S(1)280D$560.0257(2)49,693D
Common Stock05/21/2026S(1)919D$561.9746(3)48,774D
Common Stock05/21/2026S(1)1,760D$562.9793(4)47,014D
Common Stock05/21/2026S(1)2,242D$563.7683(5)44,772D
Common Stock05/21/2026S(1)1,840D$564.8726(6)42,932D
Common Stock05/21/2026S(1)2,259D$566.0164(7)40,673D
Common Stock05/21/2026S(1)160D$566.4175(8)40,513D
Common Stock166Iby Spouse
Common Stock324,443Iby Trust(9)
CommonStock258,117Iby Trust(10)
Common Stock45,596Iby Trust(11)
Common Stock10,962Iby Trust(12)
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Stock Option$146.0305/21/2026M(1)9,50003/15/202003/15/2027Common Stock9,500$0.00183,410D
Explanation of Responses:
1. This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 17, 2027; or (b) December 31, 2026.
2. This transaction was executed in multiple trades at prices ranging from $559.99 to $560.04. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
3. This transaction was executed in multiple trades at prices ranging from $561.29 to $562.28. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
4. This transaction was executed in multiple trades at prices ranging from $562.32 to $563.30. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
5. This transaction was executed in multiple trades at prices ranging from $563.33 to $564.25. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
6. This transaction was executed in multiple trades at prices ranging from $564.34 to $565.24. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
7. This transaction was executed in multiple trades at prices ranging from $565.365 to $566.36. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
8. This transaction was executed in multiple trades at prices ranging from $566.39 to $566.48. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
9. Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.
10. Shares held in family trusts as to which the Reporting Person's spouse is sole trustee and sole beneficiary or co-trustee and settlor with power to revoke.
11. Shares held in family trusts as to which the Reporting Person's spouse shares investment power and the Reporting Person and/or immediate family members are beneficiaries.
12. Shares held in family trusts as to which the Reporting Person is sole trustee and sole beneficiary or co-trustee and settlor with power to revoke.
Remarks:
/s/ John S. Hess, Jr. under Power of Attorney05/22/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What did UTHR CEO Martine Rothblatt report in this Form 4?

She exercised 9,500 stock options at an exercise price of $146.03 and sold 9,500 United Therapeutics common shares in open-market trades, all under a pre-arranged Rule 10b5-1 trading plan adopted in November 2025.

At what prices were the United Therapeutics (UTHR) shares sold?

The reported sales occurred in multiple trades at weighted average prices around $560–$566 per share. Footnotes note trade price ranges from $559.99 up to $566.48, with exact trade details available upon request from the reporting person.

How many United Therapeutics shares does the CEO hold after these transactions?

After exercising options and selling shares, Martine Rothblatt directly held 50,013 United Therapeutics common shares. She also reported indirect holdings through several family trusts and a spouse account, with each indirect position listed separately in the filing’s ownership table.

Was the UTHR CEO’s stock sale under a Rule 10b5-1 trading plan?

Yes. The filing states the option exercise and resulting share sales were executed under a pre-arranged Rule 10b5-1 trading plan adopted on November 7, 2025, which is scheduled to continue until specific option exercises or December 31, 2026.

What are the key terms of Martine Rothblatt’s United Therapeutics 10b5-1 plan?

The plan covers up to 1,734,410 stock options expiring on March 17, 2027, and will continue until those options are exercised or until December 31, 2026, whichever occurs first, according to the Form 4 footnote.