Alto Ingredients, Inc. (ALTO) Open Interest History

Open interest tracks the total number of outstanding options contracts. Rising OI alongside price moves can indicate growing commitment to the trend; declining OI suggests positions are being closed.

Snapshot as of May 8, 2026.

Spot Price

$4.42

Call OI

36.4K

Put OI

2.5K

Total OI

38.9K

Put/Call Ratio

0.01

As of May 8, 2026, Alto Ingredients, Inc. (ALTO) has 38.9K total contracts outstanding across all expirations. Put/call OI ratio is 0.07 (call-heavy positioning). Open interest reflects accumulated positions from prior sessions; persistent growth indicates sustained directional or hedging interest, while sharp drops typically mean post-expiration clean-up.