ROTHBLATT MARTINE A (Chairperson & CEO) sold 19.0% of their position (9.50K shares) of UNITED THERAPEUTICS CORP on the open market

Open‑market sale worth $5.25M — a significant reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 8 sales

ROTHBLATT MARTINE A

Filed: 6/18/2026ACC: 0001106578-26-000081

InsiderROTHBLATT MARTINE ACIK 1106578

→

IssuerUNITED THERAPEUTICS CORPCIK 1082554

DirectorOfficer· Chairperson & CEO

Since Mar 2026

-9.50K

Net shares

Net seller

$5.25M

Total sold

Open market trades

0B · 8S

Total transactions

9.50K acquired · 19K disposed

Non-Derivative Transactions9

Common Stock

Direct

M · Option Exercise

+9.50K

Price / share

$146.03

Trade value

$1.39M

% of position

23.4%

6/17/2026

40.51K→50.01K

Common Stock

Direct

S · Sale

−560.00

Price / share

$548.57

Trade value

$307.20K

% of position

1.1%

6/17/2026

50.01K→49.45K

Common Stock

Direct

S · Sale

−612.00

Price / share

$549.57

Trade value

$336.34K

% of position

1.2%

6/17/2026

49.45K→48.84K

Common Stock

Direct

S · Sale

−2.08K

Price / share

$550.87

Trade value

$1.14M

% of position

4.3%

6/17/2026

48.84K→46.76K

Common Stock

Direct

S · Sale

−1.84K

Price / share

$551.73

Trade value

$1.02M

% of position

3.9%

6/17/2026

46.76K→44.92K

Common Stock

Direct

S · Sale

−727.00

Price / share

$552.75

Trade value

$401.85K

% of position

1.6%

6/17/2026

44.92K→44.20K

Common Stock

Direct

S · Sale

−1.20K

Price / share

$553.78

Trade value

$665.09K

% of position

2.7%

6/17/2026

44.20K→43K

Common Stock

Direct

S · Sale

−1.91K

Price / share

$554.77

Trade value

$1.06M

% of position

4.4%

6/17/2026

43K→41.09K

Common Stock

Direct

S · Sale

−574.00

Price / share

$555.63

Trade value

$318.93K

% of position

1.4%

6/17/2026

41.09K→40.51K

Total

Net shares

+0.00

Net value

-$3.86M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	6/17/2026	M · Option Exercise	+9.50K	$146.03	$1.39M	23.4%	40.51K	50.01K
Common Stock Direct	6/17/2026	S · Sale	−560.00	$548.57	$307.20K	1.1%	50.01K	49.45K
Common Stock Direct	6/17/2026	S · Sale	−612.00	$549.57	$336.34K	1.2%	49.45K	48.84K
Common Stock Direct	6/17/2026	S · Sale	−2.08K	$550.87	$1.14M	4.3%	48.84K	46.76K
Common Stock Direct	6/17/2026	S · Sale	−1.84K	$551.73	$1.02M	3.9%	46.76K	44.92K
Common Stock Direct	6/17/2026	S · Sale	−727.00	$552.75	$401.85K	1.6%	44.92K	44.20K
Common Stock Direct	6/17/2026	S · Sale	−1.20K	$553.78	$665.09K	2.7%	44.20K	43K
Common Stock Direct	6/17/2026	S · Sale	−1.91K	$554.77	$1.06M	4.4%	43K	41.09K
Common Stock Direct	6/17/2026	S · Sale	−574.00	$555.63	$318.93K	1.4%	41.09K	40.51K
Total			+0.00		-$3.86M

Derivative Transactions1

Stock Option

Direct

M · Option Exercise

Converts to

Common Stock

9.50K shares

−9.50K

Strike price

146.03

Held after

12.41K

Exercisable

—

6/17/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Stock Option Direct	Common Stock9.50K shares	6/17/2026	M · Option Exercise	−9.50K	146.03	—	12.41K

Non-Derivative Holdings (Post-Transaction)5

Common Stock

Indirect

Shares owned249.11K

Common Stock

Indirect

Shares owned324.44K

Common Stock

Indirect

Shares owned8.90K

Common Stock

Indirect

Shares owned45.60K

Common Stock

Indirect

Shares owned166.00

Total

628.22K indirect628.22K

Security Title	Shares Owned	Ownership Type
Common Stock	249.11K	Indirect
Common Stock	324.44K	Indirect
Common Stock	8.90K	Indirect
Common Stock	45.60K	Indirect
Common Stock	166.00	Indirect
Total	628.22K	628.22K indirect

Derivative Holdings (Post-Transaction)0

No derivative holdings reported