CASTLE BIOSCIENCES INC

Ticker: CSTL CUSIP: 14843C105 Class: Common Stock

GF FUND MANAGEMENT CO. LTD.'s Holding History (CIK: 0002057060)

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

Q4 2025

Shares 573 Value ($000) $22 Avg Close $32.24 Range $22.05 - $42.17

Q3 2025

Shares 624 Value ($000) $14 Avg Close $20.31 Range $14.59 - $24.74

Q2 2025

Shares 716 Value ($000) $15 Avg Close $18.51 Range $15.45 - $22.82

Q1 2025

Shares 716 Value ($000) $14 Avg Close $24.76 Range $18.70 - $32.74

Q4 2024

Shares 588 Value ($000) $16 Avg Close $30.46 Range $25.82 - $35.84

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	573	$22	$32.24	$22.05 - $42.17
Q3 2025	624	$14	$20.31	$14.59 - $24.74
Q2 2025	716	$15	$18.51	$15.45 - $22.82
Q1 2025	716	$14	$24.76	$18.70 - $32.74
Q4 2024	588	$16	$30.46	$25.82 - $35.84