CSCO Unusual Option Activity
Cisco Systems Inc (CSCO) option volume on Nov 4, 2026 was 2.8% of open interest, below the 20-day average of 4.7%. Calls made up 59.5% of the volume.
CSCO 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 CSCO seeing unusual options activity?
On Nov 4, 2026, Cisco Systems options traded 23.51K contracts against 848.55K open, a volume to open interest ratio of 0.03, below its 20-day average. The table above lists the contracts with the highest ratios.
Are CSCO traders trading more calls or puts?
Calls made up 59.5% of Cisco Systems option volume on Nov 4, 2026, a put/call ratio of 0.68, so calls outnumber puts. The CSCO option volume chart shows calls and puts by strike.
What is Cisco Systems Inc?
Cisco Systems is the largest provider of networking equipment in the world and one of the largest software companies in the world.