7 calls and 0 puts traded on Nov 4, 2026, 7 contracts in total. Open interest was 783 contracts. Over the past 30 days, volume averaged 38 contracts per day. The KOP option volume chart shows volume by strike and expiration date.

Koppers IV rank is 12, so its 30-day implied volatility of 53.1% is near the bottom of its one-year range. Over the past year it ranged from 32.3% on Jun 25, 2026 to 202.5% on Jan 16, 2026. See the KOP implied volatility history for a longer view.

The Koppers put/call volume ratio was 0.00 on Nov 4, 2026, so calls outnumber puts. The put/call open interest ratio was 0.19. The KOP open interest chart shows calls and puts at each strike.

As of the Nov 4, 2026 close, max pain for Koppers options about one week from expiration was $40.75, 5.0% below the $42.89 close. The KOP max pain chart shows it for every expiration date.

Based on 7-day implied volatility of 65.8%, options price a move of about ±$3.91 (±9.1%) over the next week, a range of roughly $38.98 to $46.80 from the Nov 4, 2026 close. The KOP expected move chart shows it for every expiration date.