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United Therapeutics (UTHR) CEO sells 9,500 shares via 10b5-1 option exercise

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

Rhea-AI Filing Summary

United Therapeutics Corp Chairperson & CEO Martine Rothblatt reported an exercise-and-sell transaction in company stock. On April 17, 2026, she exercised 9,500 stock options at a conversion price of $146.03 per share and acquired an equal number of common shares.

The same day, she sold 9,500 common shares in multiple open-market trades at prices generally around the high-$570s to low-$590s per share, under a pre-arranged Rule 10b5-1 trading plan adopted on November 7, 2025. Following these transactions, she directly holds 50,013 common shares and 17,000 stock options, and also has additional indirect holdings through several family trusts and her spouse.

Positive

  • None.

Negative

  • None.
Insider ROTHBLATT MARTINE A
Role Chairperson & CEO
Sold 9,500 shs ($5.57M)
Type Security Shares Price Value
Exercise Stock Option 9,500 $0.00 --
Exercise Common Stock 9,500 $146.03 $1.39M
Sale Common Stock 248 $575.3819 $143K
Sale Common Stock 640 $576.1398 $369K
Sale Common Stock 307 $577.0644 $177K
Sale Common Stock 143 $578.1409 $83K
Sale Common Stock 82 $579.0517 $47K
Sale Common Stock 20 $579.79 $12K
Sale Common Stock 40 $583.63 $23K
Sale Common Stock 159 $585.3252 $93K
Sale Common Stock 888 $586.2149 $521K
Sale Common Stock 1,715 $587.4908 $1.01M
Sale Common Stock 2,072 $588.4379 $1.22M
Sale Common Stock 2,088 $589.3171 $1.23M
Sale Common Stock 777 $590.2819 $459K
Sale Common Stock 121 $591.1022 $72K
Sale Common Stock 200 $592.304 $118K
holding Common Stock -- -- --
holding Common Stock -- -- --
holding Common Stock -- -- --
holding Common Stock -- -- --
holding Common Stock -- -- --
Holdings After Transaction: Stock Option — 17,000 shares (Direct, null); Common Stock — 50,013 shares (Direct, null); Common Stock — 166 shares (Indirect, by Spouse)
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. This transaction was executed in multiple trades at prices ranging from $587.93 to $588.92. 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 $588.93 to $589.92. 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 $589.93 to $590.92. 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 $590.93 to $591.12. 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 $592.22 to $592.43. 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 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 $574.70 to $575.69. 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 $575.70 to $576.54. 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 $576.73 to $577.59. 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 $577.76 to $578.52. 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 $578.78 to $579.44. 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 $584.85 to $585.79. 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 $585.85 to $586.75. 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 $586.92 to $587.84. 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.
Options exercised 9,500 shares Stock options converted to common stock on April 17, 2026
Exercise price $146.03/share Conversion price for 9,500 stock options
Shares sold 9,500 shares Net shares sold in open-market trades on April 17, 2026
Representative sale price $592.3040/share One line-item weighted average sale price for 200 shares
Direct common shares after 50,013 shares Direct ownership following reported transactions
Remaining options (grant) 17,000 options Stock options remaining from the reported grant after exercise
Plan option capacity 1,734,410 options Stock options covered by 10b5-1 plan expiring March 17, 2027
Rule 10b5-1 trading plan regulatory
"This exercise of stock options and sale ... was pursuant to a pre-arranged 10b5-1 trading plan adopted ... on November 7, 2025."
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 plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 17, 2027;"
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.
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.
family trusts financial
"Shares held in family trusts as to which the Reporting Person shares investment power"
open-market sale financial
"transaction_action: open-market sale"
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.
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)
04/17/2026
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 Stock04/17/2026M(1)9,500A$146.0350,013D
Common Stock04/17/2026S(1)248D$575.3819(2)49,765D
Common Stock04/17/2026S(1)640D$576.1398(3)49,125D
Common Stock04/17/2026S(1)307D$577.0644(4)48,818D
Common Stock04/17/2026S(1)143D$578.1409(5)48,675D
Common Stock04/17/2026S(1)82D$579.0517(6)48,593D
Common Stock04/17/2026S(1)20D$579.7948,573D
Common Stock04/17/2026S(1)40D$583.6348,533D
Common Stock04/17/2026S(1)159D$585.3252(7)48,374D
Common Stock04/17/2026S(1)888D$586.2149(8)47,486D
Common Stock04/17/2026S(1)1,715D$587.4908(9)45,771D
Common Stock04/17/2026S(1)2,072D$588.4379(10)43,699D
Common Stock04/17/2026S(1)2,088D$589.3171(11)41,611D
Common Stock04/17/2026S(1)777D$590.2819(12)40,834D
Common Stock04/17/2026S(1)121D$591.1022(13)40,713D
Common Stock04/17/2026S(1)200D$592.304(14)40,513D
Common Stock166Iby Spouse
Common Stock324,443Iby Trust(15)
Common Stock258,117Iby Trust(16)
Common Stock45,596Iby Trust(17)
Common Stock10,962Iby Trust(18)
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$146.0304/17/2026M(1)9,50003/15/202003/15/2027Common Stock9,500$0.0017,000D
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 $574.70 to $575.69. 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 $575.70 to $576.54. 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 $576.73 to $577.59. 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 $577.76 to $578.52. 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 $578.78 to $579.44. 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 $584.85 to $585.79. 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 $585.85 to $586.75. 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. This transaction was executed in multiple trades at prices ranging from $586.92 to $587.84. 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.
10. This transaction was executed in multiple trades at prices ranging from $587.93 to $588.92. 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.
11. This transaction was executed in multiple trades at prices ranging from $588.93 to $589.92. 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.
12. This transaction was executed in multiple trades at prices ranging from $589.93 to $590.92. 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.
13. This transaction was executed in multiple trades at prices ranging from $590.93 to $591.12. 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.
14. This transaction was executed in multiple trades at prices ranging from $592.22 to $592.43. 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.
15. 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.
16. 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.
17. 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.
18. 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 Attorney04/20/2026
** 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 insider transaction did United Therapeutics (UTHR) report for Martine Rothblatt?

Martine Rothblatt exercised 9,500 stock options and sold 9,500 common shares. She converted options at $146.03 per share, then sold the resulting shares in multiple open-market trades at prices generally in the high-$570s to low-$590s range.

Was the United Therapeutics (UTHR) CEO’s stock sale under a 10b5-1 trading plan?

Yes. The exercise and sale were made under a pre-arranged Rule 10b5-1 trading plan. The plan was adopted on November 7, 2025, and continues until the earlier of exercising 1,734,410 stock options expiring March 17, 2027, or December 31, 2026.

How many United Therapeutics (UTHR) shares does Martine Rothblatt hold after this Form 4?

After the reported transactions, she directly holds 50,013 common shares. She also maintains significant indirect ownership through several family trusts and her spouse, with specific trust-held share counts disclosed as separate line items in the filing.

What stock options remain for the United Therapeutics (UTHR) CEO after this exercise?

After exercising 9,500 options, 17,000 stock options remain from that grant. The filing also notes a broader 10b5-1 plan that may cover up to 1,734,410 stock options, all expiring on March 17, 2027, subject to plan terms.

What sale prices were reported for the United Therapeutics (UTHR) CEO’s share sales?

The reported sales occurred at various prices around the high-$570s to low-$590s per share. Individual line items include weighted average prices such as $592.3040, $591.1022, and $590.2819, each representing multiple trades within a specified intraday price range.

How many shares in total did the United Therapeutics (UTHR) CEO sell in this filing?

The filing’s transaction summary shows 9,500 shares sold and 9,500 shares exercised. Multiple sale entries with code “S” together reflect a net-sell of 9,500 shares, offset by the same number of shares acquired through option exercise on the same date.