Altimmune (ALT) Options Chain
NASDAQ: ALTHealth CareBiotechnology: Pharmaceutical PreparationsUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Nov 13, 2026
- Days to expiration
- 34
- Share price
- $2.61
- Expected move
- ±$0.6659
- Open interest (C / P)
- 0 / 27
ALT options summary
The ALT options chain for the November 13, 2026 expiration lists 3 call and 3 put contracts, with 34 days until expiration. At-the-money implied volatility near the $3.00 strike is 83.6%, which implies the market expects a move of about ±$0.6659 (25.5%) in Altimmune stock by expiration.
Summary generated from market data by MetaCap's automated system. Methodology
ALT options chain · November 13, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 1.72 | — | — | 1.00 | — | — | — | |||||
| 0.15 | — | — | 3.00 | 0.15 | 0.90 | 0.45 | |||||
| 0.05 | — | — | 4.00 | — | — | 1.47 | |||||
| — | — | — | 5.00 | — | — | 2.49 | |||||
In-the-money callsIn-the-money puts. IV = implied volatility, OI = open interest (contracts). Each contract covers 100 shares. Quotes delayed at least 15 minutes.
Frequently asked questions
What is ALT's implied volatility?
At-the-money implied volatility for ALT options expiring November 13, 2026 is about 83.6%, an annualized estimate of how much the market expects Altimmune stock to move.
How many ALT option expiration dates are there?
ALT has 11 listed expiration dates, from Oct 16, 2026 to Jan 19, 2029.
What does "in the money" mean?
A call is in the money when the strike price is below the current share price; a put is in the money when the strike is above it. In-the-money contracts have intrinsic value and are shaded in the table.