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.

On Nov 4, 2026, Minerals Technologies options traded 4 contracts against 396 open, a volume to open interest ratio of 0.01, well above its 20-day average. The table above lists the contracts with the highest ratios.

Calls made up 100.0% of Minerals Technologies option volume on Nov 4, 2026, a put/call ratio of 0.00, so calls outnumber puts. The MTX option volume chart shows calls and puts by strike.

Minerals Technologies Inc mines, produces, and sells mineral-based products.