4.57
price down icon1.30%   -0.06
pre-market  Pre-market:  4.57  
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Altimmune Inc Stock (ALT) Option Chain

For the February 20, 2026 expiration date, the ALT stock option chain has a total of 331 contracts, with 198 call options and 133 put options. This indicates a leaning towards calls, suggesting bullish sentiment.
Other Key Expiration Dates:
  • February 27, 2026 : 192 contracts.
  • March 06, 2026 : 1 contracts.
  • March 13, 2026 : 0 contracts.
  • March 20, 2026 : 301 contracts.
  • March 27, 2026 : 6 contracts.

Altimmune Inc (ALT) Most Active Options & Calendar

ALT Call Options Expiring February 20, 2026

Strike Price Change % Change Volume
favorite 5.00 0.12 -0.03 -20.00% 184
favorite 6.50 0.01 -0.02 -66.67% 10
favorite 1.00 3.50 0.46 +15.13% 2
favorite 1.50 3.20 0.64 +25.00% 1
favorite 5.50 0.08 0.00 - 1
favorite 0.50 4.20 0.00 - -
favorite 2.00 2.60 0.00 - -

ALT Put Options Expiring February 20, 2026

Strike Price Change % Change Volume
favorite
4.50
0.20 0.05 +33.33% 104
favorite
5.00
0.55 0.05 +10.00% 22
favorite
5.50
0.99 -0.01 -1.00% 6
favorite
4.00
0.06 -0.07 -53.85% 1
favorite
0.50
0.00 0.00 - -
favorite
1.00
0.00 0.00 - -
favorite
1.50
0.00 0.00 - -

Altimmune Inc Stock (ALT) Option Chain Analysis

Put Volume Total 133
Call Volume Total 198
Put/Call Ratio (PCR) 0.67
Put Strike With Highest Volume $4.50
Call Strike With Highest Volume $5.00
$44.80
price up icon 1.24%
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price down icon 0.19%
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price up icon 1.93%
$105.76
price down icon 3.31%
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price down icon 1.52%
biotechnology ONC
$346.42
price down icon 1.38%
Cap:     |  Volume (24h):