2.48
price down icon1.20%   -0.03
after-market After Hours: 2.49 0.01 +0.40%
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Spero Therapeutics Inc Stock (SPRO) Option Chain

For the July 17, 2026 expiration date, the SPRO stock option chain has a total of 140 contracts, with 140 call options and 0 put options. This indicates a leaning towards calls, suggesting bullish sentiment.
Other Key Expiration Dates:
  • October 16, 2026 : 26 contracts.

Spero Therapeutics Inc (SPRO) Most Active Options & Calendar

SPRO Call Options Expiring July 17, 2026

Strike Price Change % Change Volume
favorite 5.00 0.10 0.00 - 71
favorite 2.50 0.38 -0.12 -24.00% 69
favorite 7.50 0.00 0.00 - -
favorite 10.00 0.00 0.00 - -

SPRO Put Options Expiring July 17, 2026

Strike Price Change % Change Volume
favorite
2.50
0.33 0.00 - -
favorite
5.00
2.70 0.00 - -
favorite
7.50
0.00 0.00 - -
favorite
10.00
0.00 0.00 - -

Spero Therapeutics Inc Stock (SPRO) Option Chain Analysis

Put Volume Total 0
Call Volume Total 140
Put/Call Ratio (PCR) 0.00
Put Strike With Highest Volume $2.50
Call Strike With Highest Volume $5.00
$27.83
price down icon 2.45%
$49.47
price down icon 1.24%
$97.54
price down icon 5.71%
$133.26
price down icon 2.25%
$139.48
price down icon 3.22%
ONC ONC
$293.86
price down icon 0.48%
Cap:     |  Volume (24h):