Alto Ingredients (ALTO) Options Chain
NASDAQ: ALTOIndustrialsMajor ChemicalsUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Nov 20, 2026
- Days to expiration
- 39
- Share price
- $3.73
- Put/call ratio (OI)
- 0.03
- Put/call ratio (volume)
- 0.02
- Expected move
- ±$0.8276
- Open interest (C / P)
- 790 / 27
ALTO options summary
The ALTO options chain for the November 20, 2026 expiration lists 3 call and 3 put contracts, with 39 days until expiration. Open interest stands at 790 calls and 27 puts, a put/call ratio of 0.03, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $4.00 strike is 68.0%, which implies the market expects a move of about ±$0.8276 (22.2%) in Alto Ingredients stock by expiration.
The most open interest sits at the $5.00 call (498 contracts) and the $4.00 put (17 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
ALTO options chain · November 20, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| — | — | — | 2.00 | 0.00 | 0.75 | 0.05 | |||||
| 0.90 | 0.60 | 1.00 | 3.00 | — | — | — | |||||
| 0.75 | 0.00 | 0.45 | 4.00 | 0.40 | 0.60 | 0.55 | |||||
| 0.05 | 0.00 | 0.15 | 5.00 | 1.00 | 1.70 | 1.38 | |||||
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 the ALTO put/call ratio?
For the November 20, 2026 expiration, the ALTO put/call ratio based on open interest is 0.03 (27 puts vs 790 calls), and 0.02 based on today's volume. A ratio above 1 means more puts than calls.
What is ALTO's implied volatility?
At-the-money implied volatility for ALTO options expiring November 20, 2026 is about 68.0%, an annualized estimate of how much the market expects Alto Ingredients stock to move.
How many ALTO option expiration dates are there?
ALTO has 6 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.