CATALYST PHARMACEUTICALS INC

Ticker: CPRX CUSIP: 14888U101 Class: Common Stock

PIPER SANDLER & CO.'s Holding History (CIK: 0000724683)

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

Q1 2015

Shares 50,000 Value ($000) $217 Avg Close $3.60 Range $2.61 - $5.10

Q2 2014

Shares 50,000 Value ($000) $127 Avg Close $2.14 Range $1.70 - $2.69

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2015	50,000	$217	$3.60	$2.61 - $5.10
Q2 2014	50,000	$127	$2.14	$1.70 - $2.69