CRYOLIFE INC

Ticker: AORT CUSIP: 228903100 Class: Common Stock

CASTLEARK MANAGEMENT LLC's Holding History (CIK: 0001106832)

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

Q4 2018

Shares 237,408 Value ($000) $6,738 Avg Close $30.08 Range $25.58 - $35.44

Q3 2018

Shares 256,514 Value ($000) $9,029 Avg Close $32.23 Range $27.50 - $36.05

Q4 2016

Shares 521,825 Value ($000) $9,993 Avg Close $18.22 Range $16.40 - $20.15

Q3 2016

Shares 545,376 Value ($000) $9,582 Avg Close $15.12 Range $11.69 - $18.64

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	237,408	$6,738	$30.08	$25.58 - $35.44
Q3 2018	256,514	$9,029	$32.23	$27.50 - $36.05
Q4 2016	521,825	$9,993	$18.22	$16.40 - $20.15
Q3 2016	545,376	$9,582	$15.12	$11.69 - $18.64