ROTHBLATT MARTINE A (Chairperson & CEO) sold 2.8% of their position (9.50K shares) of UNITED THERAPEUTICS CORP on the open market

Open‑market sale worth $4.74M — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 15 sales

ROTHBLATT MARTINE A

Filed: 9/9/2026ACC: 0001106578-26-000137

InsiderROTHBLATT MARTINE ACIK 1106578

→

IssuerUNITED THERAPEUTICS CORPCIK 1082554

DirectorOfficer· Chairperson & CEO

Since Mar 2026

-9.50K

Net shares

Net seller

$4.74M

Total sold

Open market trades

0B · 15S

Total transactions

9.50K acquired · 19K disposed

Non-Derivative Transactions16

Common Stock

Indirect

M · Option Exercise

+9.50K

Price / share

$117.76

Trade value

$1.12M

% of position

2.9%

9/8/2026

324.44K→333.94K

Common Stock

Indirect

S · Sale

−40.00

Price / share

$481.91

Trade value

$19.28K

% of position

0.0%

9/8/2026

333.94K→333.90K

Common Stock

Indirect

S · Sale

−200.00

Price / share

$483.90

Trade value

$96.78K

% of position

0.1%

9/8/2026

333.90K→333.70K

Common Stock

Indirect

S · Sale

−220.00

Price / share

$491.04

Trade value

$108.03K

% of position

0.1%

9/8/2026

333.70K→333.48K

Common Stock

Indirect

S · Sale

−140.00

Price / share

$492.72

Trade value

$68.98K

% of position

0.0%

9/8/2026

333.48K→333.34K

Common Stock

Indirect

S · Sale

−144.00

Price / share

$493.98

Trade value

$71.13K

% of position

0.0%

9/8/2026

333.34K→333.20K

Common Stock

Indirect

S · Sale

−600.00

Price / share

$494.87

Trade value

$296.92K

% of position

0.2%

9/8/2026

333.20K→332.60K

Common Stock

Indirect

S · Sale

−256.00

Price / share

$495.75

Trade value

$126.91K

% of position

0.1%

9/8/2026

332.60K→332.34K

Common Stock

Indirect

S · Sale

−300.00

Price / share

$497.05

Trade value

$149.12K

% of position

0.1%

9/8/2026

332.34K→332.04K

Common Stock

Indirect

S · Sale

−1.90K

Price / share

$498.18

Trade value

$947.53K

% of position

0.6%

9/8/2026

332.04K→330.14K

Common Stock

Indirect

S · Sale

−1.02K

Price / share

$498.77

Trade value

$507.75K

% of position

0.3%

9/8/2026

330.14K→329.12K

Common Stock

Indirect

S · Sale

−1.17K

Price / share

$500.20

Trade value

$586.73K

% of position

0.4%

9/8/2026

329.12K→327.95K

Common Stock

Indirect

S · Sale

−1.22K

Price / share

$501.17

Trade value

$611.93K

% of position

0.4%

9/8/2026

327.95K→326.73K

Common Stock

Indirect

S · Sale

−1.17K

Price / share

$502.26

Trade value

$586.13K

% of position

0.4%

9/8/2026

326.73K→325.56K

Common Stock

Indirect

S · Sale

−701.00

Price / share

$503.33

Trade value

$352.83K

% of position

0.2%

9/8/2026

325.56K→324.86K

Common Stock

Indirect

S · Sale

−418.00

Price / share

$504.15

Trade value

$210.73K

% of position

0.1%

9/8/2026

324.86K→324.44K

Total

Net shares

+0.00

Net value

-$3.62M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Indirect	9/8/2026	M · Option Exercise	+9.50K	$117.76	$1.12M	2.9%	324.44K	333.94K
Common Stock Indirect	9/8/2026	S · Sale	−40.00	$481.91	$19.28K	0.0%	333.94K	333.90K
Common Stock Indirect	9/8/2026	S · Sale	−200.00	$483.90	$96.78K	0.1%	333.90K	333.70K
Common Stock Indirect	9/8/2026	S · Sale	−220.00	$491.04	$108.03K	0.1%	333.70K	333.48K
Common Stock Indirect	9/8/2026	S · Sale	−140.00	$492.72	$68.98K	0.0%	333.48K	333.34K
Common Stock Indirect	9/8/2026	S · Sale	−144.00	$493.98	$71.13K	0.0%	333.34K	333.20K
Common Stock Indirect	9/8/2026	S · Sale	−600.00	$494.87	$296.92K	0.2%	333.20K	332.60K
Common Stock Indirect	9/8/2026	S · Sale	−256.00	$495.75	$126.91K	0.1%	332.60K	332.34K
Common Stock Indirect	9/8/2026	S · Sale	−300.00	$497.05	$149.12K	0.1%	332.34K	332.04K
Common Stock Indirect	9/8/2026	S · Sale	−1.90K	$498.18	$947.53K	0.6%	332.04K	330.14K
Common Stock Indirect	9/8/2026	S · Sale	−1.02K	$498.77	$507.75K	0.3%	330.14K	329.12K
Common Stock Indirect	9/8/2026	S · Sale	−1.17K	$500.20	$586.73K	0.4%	329.12K	327.95K
Common Stock Indirect	9/8/2026	S · Sale	−1.22K	$501.17	$611.93K	0.4%	327.95K	326.73K
Common Stock Indirect	9/8/2026	S · Sale	−1.17K	$502.26	$586.13K	0.4%	326.73K	325.56K
Common Stock Indirect	9/8/2026	S · Sale	−701.00	$503.33	$352.83K	0.2%	325.56K	324.86K
Common Stock Indirect	9/8/2026	S · Sale	−418.00	$504.15	$210.73K	0.1%	324.86K	324.44K
Total			+0.00		-$3.62M

Derivative Transactions1

Stock Option

Indirect

M · Option Exercise

Converts to

Common Stock

9.50K shares

−9.50K

Strike price

117.76

Held after

480.41K

Exercisable

—

9/8/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Stock Option Indirect	Common Stock9.50K shares	9/8/2026	M · Option Exercise	−9.50K	117.76	—	480.41K

Non-Derivative Holdings (Post-Transaction)5

Common Stock

Indirect

Shares owned249.11K

Common Stock

Indirect

Shares owned8.90K

Common Stock

Indirect

Shares owned166.00

Common Stock

Direct

Shares owned40.51K

Common Stock

Indirect

Shares owned45.60K

Total

40.51K direct·303.77K indirect344.29K

Security Title	Shares Owned	Ownership Type
Common Stock	249.11K	Indirect
Common Stock	8.90K	Indirect
Common Stock	166.00	Indirect
Common Stock	40.51K	Direct
Common Stock	45.60K	Indirect
Total	344.29K	40.51K direct·303.77K indirect

Derivative Holdings (Post-Transaction)0

No derivative holdings reported