CASTLE BIOSCIENCES INC

Ticker: CSTL CUSIP: 14843C105 Class: Common Stock

WELLINGTON MANAGEMENT GROUP LLP's Holding History (CIK: 0000902219)

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

Q4 2025

Shares 218,560 Value ($000) $8,502 Avg Close $32.24 Range $22.05 - $42.17

Q2 2025

Shares 407,211 Value ($000) $8,315 Avg Close $18.51 Range $15.45 - $22.82

Q1 2025

Shares 828,528 Value ($000) $16,587 Avg Close $24.76 Range $18.70 - $32.74

Q4 2024

Shares 722,120 Value ($000) $19,244 Avg Close $30.46 Range $25.82 - $35.84

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	218,560	$8,502	$32.24	$22.05 - $42.17
Q2 2025	407,211	$8,315	$18.51	$15.45 - $22.82
Q1 2025	828,528	$16,587	$24.76	$18.70 - $32.74
Q4 2024	722,120	$19,244	$30.46	$25.82 - $35.84