CASTLE BIOSCIENCES INC

Ticker: CSTL CUSIP: 14843C105 Class: Common Stock

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q3 2025
Shares 1,512 Value ($000) $0 Avg Close $20.31 Range $14.59 - $24.74
Q1 2025
Shares 97 Value ($000) $0 Avg Close $24.76 Range $18.70 - $32.74
Q4 2024
Shares 3,064 Value ($000) $0 Avg Close $30.46 Range $25.82 - $35.84
Q3 2024
Shares 12,004 Value ($000) $0 Avg Close $25.45 Range $16.96 - $32.53
Q1 2024
Shares 6 Value ($000) $0 Avg Close $21.76 Range $17.42 - $25.60
Q3 2023
Shares 260 Value ($000) $0 Avg Close $17.49 Range $13.18 - $20.96
Q1 2023
Shares 3,138 Value ($000) $0 Avg Close $24.43 Range $18.79 - $29.59
Q3 2022
Shares 8,968 Value ($000) $233 Avg Close $28.03 Range $21.78 - $36.09
Q2 2022
Shares 946 Value ($000) $20 Avg Close $23.24 Range $15.58 - $47.27
Q4 2021
Shares 177 Value ($000) $7 Avg Close $52.25 Range $37.99 - $68.65
Q3 2021
Shares 1,620 Value ($000) $115 Avg Close $70.37 Range $57.64 - $78.58
Q2 2021
Shares 1,620 Value ($000) $118 Avg Close $66.05 Range $48.01 - $78.92
Q3 2020
Shares 138 Value ($000) $7 Avg Close $44.49 Range $36.15 - $52.41
Q2 2020
Shares 148 Value ($000) $5 Avg Close $34.17 Range $25.07 - $44.53