138 calls and 181 puts traded on Nov 4, 2026, 319 contracts in total. Open interest was 13.2K contracts. Over the past 30 days, volume averaged 877 contracts per day. The POOL option volume chart shows volume by strike and expiration date.

Pool IV rank is 7, so its 30-day implied volatility of 35.6% is near the bottom of its one-year range. Over the past year it ranged from 25.1% on Dec 22, 2025 to 182.8% on Oct 16, 2026. See the POOL implied volatility history for a longer view.

The Pool put/call volume ratio was 1.31 on Nov 4, 2026, so puts outnumber calls. The put/call open interest ratio was 1.53. The POOL open interest chart shows calls and puts at each strike.

As of the Nov 4, 2026 close, max pain for Pool options about one week from expiration was $180.99, 17.5% below the $219.46 close. The POOL max pain chart shows it for every expiration date.

Based on 7-day implied volatility of 34.4%, options price a move of about ±$10.46 (±4.8%) over the next week, a range of roughly $209.00 to $229.92 from the Nov 4, 2026 close. The POOL expected move chart shows it for every expiration date.