CASTLE BIOSCIENCES INC

Ticker: CSTL CUSIP: 14843C105 Class: Common Stock

Stonepine Capital Management, LLC's Holding History (CIK: 0001440771)

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

Q2 2023

Shares 91,978 Value ($000) $1,262 Avg Close $20.26 Range $9.26 - $26.70

Q1 2023

Shares 292,866 Value ($000) $6,654 Avg Close $24.43 Range $18.79 - $29.59

Q4 2022

Shares 178,240 Value ($000) $4,196 Avg Close $23.18 Range $17.82 - $30.08

Q2 2022

Shares 295,372 Value ($000) $6,483 Avg Close $23.24 Range $15.58 - $47.27

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2023	91,978	$1,262	$20.26	$9.26 - $26.70
Q1 2023	292,866	$6,654	$24.43	$18.79 - $29.59
Q4 2022	178,240	$4,196	$23.18	$17.82 - $30.08
Q2 2022	295,372	$6,483	$23.24	$15.58 - $47.27