Alto Ingredients (ALTO) Options Chain

NASDAQ: ALTOIndustrialsMajor ChemicalsUSD

3.73-0.005 (-0.13%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Expiration date

Expiration: Apr 16, 2027
Days to expiration: 187
Share price: $3.73
Put/call ratio (OI): 0.04
Put/call ratio (volume): 0.05
ATM implied volatility: 70.3%
Expected move: ±$1.87
Open interest (C / P): 1.33K / 56

ALTO options summary

The ALTO options chain for the April 16, 2027 expiration lists 8 call and 4 put contracts, with 187 days until expiration. Open interest stands at 1,331 calls and 56 puts, a put/call ratio of 0.04, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $4.00 strike is 70.3%, which implies the market expects a move of about ±$1.87 (50.3%) in Alto Ingredients stock by expiration.

The most open interest sits at the $7.00 call (710 contracts) and the $6.00 put (35 contracts).

Summary generated from market data by MetaCap's automated system. Methodology

ALTO options chain · April 16, 2027

ALTO calls and puts by strike price. Shaded cells are in the money.
Calls							Puts
OI	Vol	IV	Last	Bid	Ask	Strike	Bid	Ask	Last	IV	Vol	OI
1	—	138.3%	3.25	2.30	3.30	1.00	—	—	—	—	—	—
85	10	89.8%	2.20	1.50	2.25	2.00	—	—	—	—	—	—
5	—	83.2%	1.36	0.85	1.55	3.00	0.10	0.75	0.45	77.3%	2	14
ALTO $3.73
273	5	73.8%	0.68	0.55	0.80	4.00	0.50	1.25	0.90	66.8%	—	2
93	1	63.3%	0.40	0.05	0.55	5.00	1.20	1.85	1.60	58.2%	—	5
48	6	71.5%	0.20	0.15	0.30	6.00	2.00	2.90	2.37	65.4%	—	35
710	10	73.8%	0.24	0.00	0.30	7.00	—	—	—	—	—	—
116	10	70.3%	0.08	0.00	0.15	8.00	—	—	—	—	—	—

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 April 16, 2027 expiration, the ALTO put/call ratio based on open interest is 0.04 (56 puts vs 1,331 calls), and 0.05 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 April 16, 2027 is about 70.3%, 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.