ERO Unusual Option Activity
Ero Copper Corp (ERO) option volume on Nov 4, 2026 was 1.3% of open interest, well below the 20-day average of 3.6%. Calls made up 68.9% of the volume.
ERO 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 ERO seeing unusual options activity?
On Nov 4, 2026, Ero Copper options traded 1.02K contracts against 78.06K open, a volume to open interest ratio of 0.01, well below its 20-day average. The table above lists the contracts with the highest ratios.
Are ERO traders trading more calls or puts?
Calls made up 68.9% of Ero Copper option volume on Nov 4, 2026, a put/call ratio of 0.45, so calls outnumber puts. The ERO option volume chart shows calls and puts by strike.
What is Ero Copper Corp?
Ero Copper Corp is a high-margin, high-growth copper producer with operations in Brazil.