CASTLE BIOSCIENCES INC

Ticker: CSTL CUSIP: 14843C105 Class: Common Stock

SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC's Holding History (CIK: 0001638555)

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

Q4 2025

Shares 1,058,725 Value ($000) $41,184 Avg Close $32.24 Range $22.05 - $42.17

Q3 2025

Shares 400,000 Value ($000) $9,108 Avg Close $20.31 Range $14.59 - $24.74

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,058,725	$41,184	$32.24	$22.05 - $42.17
Q3 2025	400,000	$9,108	$20.31	$14.59 - $24.74