15.62
price down icon0.70%   -0.11
after-market After Hours: 15.62
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Sutro Biopharma Inc Stock (STRO) Option Chain

For the February 20, 2026 expiration date, the STRO stock option chain has a total of 28 contracts, with 0 call options and 28 put options. This indicates a leaning towards calls, suggesting bullish sentiment.
Other Key Expiration Dates:
  • March 20, 2026 : 0 contracts.
  • May 15, 2026 : 39 contracts.
  • August 21, 2026 : 0 contracts.

Sutro Biopharma Inc (STRO) Most Active Options & Calendar

STRO Call Options Expiring February 20, 2026

Strike Price Change % Change Volume
favorite 0 0.00 0.00 - -
favorite 0 0.00 0.00 - -
favorite 0 0.00 0.00 - -
favorite 0 0.00 0.00 - -
favorite 0 0.00 0.00 - -
favorite 0 0.00 0.00 - -
favorite 0 0.00 0.00 - -

STRO Put Options Expiring February 20, 2026

Strike Price Change % Change Volume
favorite
15.00
0.70 -0.20 -22.22% 28
favorite
0
0.00 0.00 - -
favorite
0
0.00 0.00 - -
favorite
0
0.00 0.00 - -
favorite
0
0.00 0.00 - -
favorite
0
0.00 0.00 - -
favorite
0
0.00 0.00 - -

Sutro Biopharma Inc Stock (STRO) Option Chain Analysis

Put Volume Total 28
Call Volume Total 0
Put/Call Ratio (PCR) N/A
Put Strike With Highest Volume $15.00
Call Strike With Highest Volume $0
$44.80
price up icon 1.24%
$26.75
price down icon 0.19%
$100.75
price up icon 1.93%
$105.76
price down icon 3.31%
$146.17
price down icon 1.52%
biotechnology ONC
$346.42
price down icon 1.38%
Cap:     |  Volume (24h):