CAT Unusual Option Activity
Caterpillar Inc (CAT) option volume on Nov 4, 2026 was 16.6% of open interest, well above the 20-day average of 10.6%. Calls made up 56.0% of the volume.
CAT Unusual Options FAQ
What makes option activity unusual?
Option activity is usually called unusual when a contract trades much more volume than its open interest, which can mean traders are opening new positions.
Is CAT seeing unusual options activity?
On Nov 4, 2026, Caterpillar options traded 42.5K contracts against 255.27K open, a volume to open interest ratio of 0.17, well above its 20-day average. The table above lists the contracts with the highest ratios.
Are CAT traders trading more calls or puts?
Calls made up 56.0% of Caterpillar option volume on Nov 4, 2026, a put/call ratio of 0.78, so calls outnumber puts. The CAT option volume chart shows calls and puts by strike.
What is Caterpillar Inc?
Caterpillar is the world's leading manufacturer of construction and mining equipment, off-highway diesel and natural gas engines, industrial gas turbines, and diesel-electric locomotives.