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 $5.22M — a significant reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 10 sales

ROTHBLATT MARTINE A

Filed: 6/17/2026ACC: 0001106578-26-000080

InsiderROTHBLATT MARTINE ACIK 1106578

→

IssuerUNITED THERAPEUTICS CORPCIK 1082554

DirectorOfficer· Chairperson & CEO

Since Mar 2026

-9.50K

Net shares

Net seller

$5.22M

Total sold

Open market trades

0B · 10S

Total transactions

9.50K acquired · 19K disposed

Non-Derivative Transactions11

Common Stock

Direct

M · Option Exercise

+9.50K

Price / share

$146.03

Trade value

$1.39M

% of position

23.4%

6/16/2026

40.51K→50.01K

Common Stock

Direct

S · Sale

−173.00

Price / share

$545.18

Trade value

$94.32K

% of position

0.3%

6/16/2026

50.01K→49.84K

Common Stock

Direct

S · Sale

−525.00

Price / share

$546.04

Trade value

$286.67K

% of position

1.1%

6/16/2026

49.84K→49.31K

Common Stock

Direct

S · Sale

−542.00

Price / share

$547.12

Trade value

$296.54K

% of position

1.1%

6/16/2026

49.31K→48.77K

Common Stock

Direct

S · Sale

−2.03K

Price / share

$548.42

Trade value

$1.11M

% of position

4.2%

6/16/2026

48.77K→46.75K

Common Stock

Direct

S · Sale

−1.11K

Price / share

$549.13

Trade value

$611.18K

% of position

2.4%

6/16/2026

46.75K→45.63K

Common Stock

Direct

S · Sale

−2.04K

Price / share

$550.32

Trade value

$1.12M

% of position

4.5%

6/16/2026

45.63K→43.60K

Common Stock

Direct

S · Sale

−1.80K

Price / share

$551.28

Trade value

$990.66K

% of position

4.1%

6/16/2026

43.60K→41.80K

Common Stock

Direct

S · Sale

−691.00

Price / share

$552.29

Trade value

$381.63K

% of position

1.7%

6/16/2026

41.80K→41.11K

Common Stock

Direct

S · Sale

−386.00

Price / share

$553.10

Trade value

$213.50K

% of position

0.9%

6/16/2026

41.11K→40.72K

Common Stock

Direct

S · Sale

−210.00

Price / share

$554.63

Trade value

$116.47K

% of position

0.5%

6/16/2026

40.72K→40.51K

Total

Net shares

+0.00

Net value

-$3.84M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	6/16/2026	M · Option Exercise	+9.50K	$146.03	$1.39M	23.4%	40.51K	50.01K
Common Stock Direct	6/16/2026	S · Sale	−173.00	$545.18	$94.32K	0.3%	50.01K	49.84K
Common Stock Direct	6/16/2026	S · Sale	−525.00	$546.04	$286.67K	1.1%	49.84K	49.31K
Common Stock Direct	6/16/2026	S · Sale	−542.00	$547.12	$296.54K	1.1%	49.31K	48.77K
Common Stock Direct	6/16/2026	S · Sale	−2.03K	$548.42	$1.11M	4.2%	48.77K	46.75K
Common Stock Direct	6/16/2026	S · Sale	−1.11K	$549.13	$611.18K	2.4%	46.75K	45.63K
Common Stock Direct	6/16/2026	S · Sale	−2.04K	$550.32	$1.12M	4.5%	45.63K	43.60K
Common Stock Direct	6/16/2026	S · Sale	−1.80K	$551.28	$990.66K	4.1%	43.60K	41.80K
Common Stock Direct	6/16/2026	S · Sale	−691.00	$552.29	$381.63K	1.7%	41.80K	41.11K
Common Stock Direct	6/16/2026	S · Sale	−386.00	$553.10	$213.50K	0.9%	41.11K	40.72K
Common Stock Direct	6/16/2026	S · Sale	−210.00	$554.63	$116.47K	0.5%	40.72K	40.51K
Total			+0.00		-$3.84M

Derivative Transactions1

Stock Option

Direct

M · Option Exercise

Converts to

Common Stock

9.50K shares

−9.50K

Strike price

146.03

Held after

21.91K

Exercisable

—

6/16/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Stock Option Direct	Common Stock9.50K shares	6/16/2026	M · Option Exercise	−9.50K	146.03	—	21.91K

Non-Derivative Holdings (Post-Transaction)5

Common Stock

Indirect

Shares owned166.00

Common Stock

Indirect

Shares owned249.11K

Common Stock

Indirect

Shares owned8.90K

Common Stock

Indirect

Shares owned324.44K

Common Stock

Indirect

Shares owned45.60K

Total

628.22K indirect628.22K

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

Derivative Holdings (Post-Transaction)0

No derivative holdings reported