2.36K calls and 856 puts traded on Nov 4, 2026, 3.21K contracts in total. Open interest was 5.9K contracts. Over the past 30 days, volume averaged 239 contracts per day. The POWI option volume chart shows volume by strike and expiration date.

Power Integrations IV rank is 19, so its 30-day implied volatility of 71.7% is near the bottom of its one-year range. Over the past year it ranged from 35.9% on Dec 17, 2025 to 221.9% on Jul 17, 2026. See the POWI implied volatility history for a longer view.

The Power Integrations put/call volume ratio was 0.36 on Nov 4, 2026, so calls outnumber puts. The put/call open interest ratio was 0.31. The POWI open interest chart shows calls and puts at each strike.

As of the Nov 4, 2026 close, max pain for Power Integrations options about one week from expiration was $50.00, 6.9% above the $46.79 close. The POWI max pain chart shows it for every expiration date.

Based on 7-day implied volatility of 73.2%, options price a move of about ±$4.75 (±10.1%) over the next week, a range of roughly $42.04 to $51.54 from the Nov 4, 2026 close. The POWI expected move chart shows it for every expiration date.