UNITED THERAPEUTICS CORP DEL

Ticker: UTHR CUSIP: 91307C102 Class: EQTY

HIGHLAND CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0000860486)

Note: Option positions (PUT/CALL) are excluded.

Q1 2017

Shares 9,362 Value ($000) $1,267 Avg Close $151.49 Range $132.13 - $169.89

Q4 2016

Shares 11,684 Value ($000) $1,676 Avg Close $127.68 Range $110.90 - $147.60

Q3 2015

Shares 4,978 Value ($000) $653 Avg Close $160.39 Range $129.48 - $181.03

Q2 2015

Shares 4,647 Value ($000) $808 Avg Close $179.89 Range $157.20 - $190.29

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2017	9,362	$1,267	$151.49	$132.13 - $169.89
Q4 2016	11,684	$1,676	$127.68	$110.90 - $147.60
Q3 2015	4,978	$653	$160.39	$129.48 - $181.03
Q2 2015	4,647	$808	$179.89	$157.20 - $190.29