33.36
price down icon8.98%   -3.29
pre-market  Pre-market:  33.40   0.04   +0.12%
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Castle Biosciences Inc Stock (CSTL) Option Chain

For the October 16, 2026 expiration date, the CSTL stock option chain has a total of 8 contracts, with 8 call options and 0 put options. This indicates a leaning towards calls, suggesting bullish sentiment.
Other Key Expiration Dates:

Castle Biosciences Inc (CSTL) Most Active Options & Calendar

CSTL Call Options Expiring October 16, 2026

Strike Price Change % Change Volume
favorite 35.00 2.75 1.95 +243.75% 8
favorite 15.00 0.00 0.00 - -
favorite 17.50 0.00 0.00 - -
favorite 20.00 0.00 0.00 - -
favorite 22.50 0.00 0.00 - -
favorite 25.00 5.10 0.00 - -
favorite 30.00 4.00 0.00 - -

CSTL Put Options Expiring October 16, 2026

Strike Price Change % Change Volume
favorite
15.00
0.00 0.00 - -
favorite
17.50
0.00 0.00 - -
favorite
20.00
3.53 0.00 - -
favorite
22.50
0.00 0.00 - -
favorite
25.00
0.00 0.00 - -
favorite
30.00
1.45 0.00 - -
favorite
35.00
0.00 0.00 - -

Castle Biosciences Inc Stock (CSTL) Option Chain Analysis

Put Volume Total 0
Call Volume Total 8
Put/Call Ratio (PCR) 0.00
Put Strike With Highest Volume $15.00
Call Strike With Highest Volume $35.00
LH LH
$311.71
price up icon 0.99%
MTD MTD
$1,533.07
price down icon 0.56%
$515.41
price down icon 2.21%
$273.54
price down icon 6.86%
IQV IQV
$259.98
price down icon 2.30%
WAT WAT
$436.43
price down icon 0.84%
Cap:     |  Volume (24h):