ACLS Unusual Option Activity
Axcelis Technologies Inc (ACLS) option volume on Nov 4, 2026 was 5.4% of open interest, well above the 20-day average of 2.5%. Calls made up 44.5% of the volume.
ACLS 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 ACLS seeing unusual options activity?
On Nov 4, 2026, Axcelis Technologies options traded 364 contracts against 6.69K open, a volume to open interest ratio of 0.05, well above its 20-day average. The table above lists the contracts with the highest ratios.
Are ACLS traders trading more calls or puts?
Calls made up 44.5% of Axcelis Technologies option volume on Nov 4, 2026, a put/call ratio of 1.25, so puts outnumber calls. The ACLS option volume chart shows calls and puts by strike.
What is Axcelis Technologies Inc?
Axcelis Technologies Inc designs, manufactures, and services ion implantation and other processing equipment used in the fabrication of semiconductor chips.