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 $5.14M — a significant reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 9 sales

ROTHBLATT MARTINE A

Filed: 6/15/2026ACC: 0001106578-26-000078

InsiderROTHBLATT MARTINE ACIK 1106578

→

IssuerUNITED THERAPEUTICS CORPCIK 1082554

DirectorOfficer· Chairperson & CEO

Since Mar 2026

-9.50K

Net shares

Net seller

$5.14M

Total sold

Open market trades

0B · 9S

Total transactions

9.50K acquired · 19K disposed

Non-Derivative Transactions10

Common Stock

Direct

M · Option Exercise

+9.50K

Price / share

$146.03

Trade value

$1.39M

% of position

23.4%

6/12/2026

40.51K→50.01K

Common Stock

Direct

S · Sale

−399.00

Price / share

$537.40

Trade value

$214.42K

% of position

0.8%

6/12/2026

50.01K→49.61K

Common Stock

Direct

S · Sale

−401.00

Price / share

$538.43

Trade value

$215.91K

% of position

0.8%

6/12/2026

49.61K→49.21K

Common Stock

Direct

S · Sale

−535.00

Price / share

$539.24

Trade value

$288.49K

% of position

1.1%

6/12/2026

49.21K→48.68K

Common Stock

Direct

S · Sale

−3.15K

Price / share

$540.46

Trade value

$1.70M

% of position

6.5%

6/12/2026

48.68K→45.52K

Common Stock

Direct

S · Sale

−1.67K

Price / share

$541.23

Trade value

$904.39K

% of position

3.7%

6/12/2026

45.52K→43.85K

Common Stock

Direct

S · Sale

−1.80K

Price / share

$542.40

Trade value

$974.69K

% of position

4.1%

6/12/2026

43.85K→42.06K

Common Stock

Direct

S · Sale

−240.00

Price / share

$543.03

Trade value

$130.33K

% of position

0.6%

6/12/2026

42.06K→41.82K

Common Stock

Direct

S · Sale

−560.00

Price / share

$544.45

Trade value

$304.89K

% of position

1.3%

6/12/2026

41.82K→41.26K

Common Stock

Direct

S · Sale

−743.00

Price / share

$545.71

Trade value

$405.46K

% of position

1.8%

6/12/2026

41.26K→40.51K

Total

Net shares

+0.00

Net value

-$3.76M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	6/12/2026	M · Option Exercise	+9.50K	$146.03	$1.39M	23.4%	40.51K	50.01K
Common Stock Direct	6/12/2026	S · Sale	−399.00	$537.40	$214.42K	0.8%	50.01K	49.61K
Common Stock Direct	6/12/2026	S · Sale	−401.00	$538.43	$215.91K	0.8%	49.61K	49.21K
Common Stock Direct	6/12/2026	S · Sale	−535.00	$539.24	$288.49K	1.1%	49.21K	48.68K
Common Stock Direct	6/12/2026	S · Sale	−3.15K	$540.46	$1.70M	6.5%	48.68K	45.52K
Common Stock Direct	6/12/2026	S · Sale	−1.67K	$541.23	$904.39K	3.7%	45.52K	43.85K
Common Stock Direct	6/12/2026	S · Sale	−1.80K	$542.40	$974.69K	4.1%	43.85K	42.06K
Common Stock Direct	6/12/2026	S · Sale	−240.00	$543.03	$130.33K	0.6%	42.06K	41.82K
Common Stock Direct	6/12/2026	S · Sale	−560.00	$544.45	$304.89K	1.3%	41.82K	41.26K
Common Stock Direct	6/12/2026	S · Sale	−743.00	$545.71	$405.46K	1.8%	41.26K	40.51K
Total			+0.00		-$3.76M

Derivative Transactions1

Stock Option

Direct

M · Option Exercise

Converts to

Common Stock

9.50K shares

−9.50K

Strike price

146.03

Held after

40.91K

Exercisable

—

6/12/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Stock Option Direct	Common Stock9.50K shares	6/12/2026	M · Option Exercise	−9.50K	146.03	—	40.91K

Non-Derivative Holdings (Post-Transaction)5

Common Stock

Indirect

Shares owned45.60K

Common Stock

Indirect

Shares owned8.90K

Common Stock

Indirect

Shares owned249.11K

Common Stock

Indirect

Shares owned324.44K

Common Stock

Indirect

Shares owned166.00

Total

628.22K indirect628.22K

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

Derivative Holdings (Post-Transaction)0

No derivative holdings reported