SUPERNUS PHARMACEUTICALS INC

Ticker: SUPN CUSIP: 868459108 Class: EQTY

First Dallas Securities Inc.'s Holding History (CIK: 0001378559)

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

Q2 2016

Shares 11,250 Value ($000) $229 Avg Close $17.74 Range $14.14 - $20.38

Q1 2016

Shares 18,900 Value ($000) $288 Avg Close $13.05 Range $9.51 - $15.99

Q4 2015

Shares 20,200 Value ($000) $271 Avg Close $15.47 Range $12.54 - $20.39

Q3 2015

Shares 21,350 Value ($000) $300 Avg Close $18.59 Range $13.32 - $23.30

Q2 2015

Shares 19,450 Value ($000) $330 Avg Close $14.23 Range $11.11 - $18.55

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2016	11,250	$229	$17.74	$14.14 - $20.38
Q1 2016	18,900	$288	$13.05	$9.51 - $15.99
Q4 2015	20,200	$271	$15.47	$12.54 - $20.39
Q3 2015	21,350	$300	$18.59	$13.32 - $23.30
Q2 2015	19,450	$330	$14.23	$11.11 - $18.55