CASTLE BIOSCIENCES INC

Ticker: CSTL CUSIP: 14843C105 Class: Common Stock

DF DENT & CO INC's Holding History (CIK: 0000934999)

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

Q1 2022

Shares 103,810 Value ($000) $4,657 Avg Close $41.32 Range $31.46 - $48.40

Q4 2021

Shares 88,451 Value ($000) $3,792 Avg Close $52.25 Range $37.99 - $68.65

Q3 2021

Shares 100,560 Value ($000) $6,687 Avg Close $70.37 Range $57.64 - $78.58

Q2 2021

Shares 94,200 Value ($000) $6,908 Avg Close $66.05 Range $48.01 - $78.92

Q1 2021

Shares 87,343 Value ($000) $5,980 Avg Close $75.16 Range $56.74 - $107.69

Q4 2020

Shares 40,752 Value ($000) $2,736 Avg Close $54.21 Range $43.37 - $78.39

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2022	103,810	$4,657	$41.32	$31.46 - $48.40
Q4 2021	88,451	$3,792	$52.25	$37.99 - $68.65
Q3 2021	100,560	$6,687	$70.37	$57.64 - $78.58
Q2 2021	94,200	$6,908	$66.05	$48.01 - $78.92
Q1 2021	87,343	$5,980	$75.16	$56.74 - $107.69
Q4 2020	40,752	$2,736	$54.21	$43.37 - $78.39