49 calls and 50 puts traded on Nov 4, 2026, 99 contracts in total. Open interest was 6.93K contracts. Over the past 30 days, volume averaged 290 contracts per day. The BDN option volume chart shows volume by strike and expiration date.

BDN IV rank is 24, so its 30-day implied volatility of 71.0% is in the lower part of its one-year range. Over the past year it ranged from 28.4% on Oct 9, 2026 to 209.6% on Oct 16, 2026. See the BDN implied volatility history for a longer view.

The BDN put/call volume ratio was 1.02 on Nov 4, 2026, so calls and puts are about even. The put/call open interest ratio was 0.56. The BDN open interest chart shows calls and puts at each strike.

As of the Nov 4, 2026 close, max pain for BDN options about one week from expiration was $3.00, 6.5% below the $3.21 close. The BDN max pain chart shows it for every expiration date.

Based on 7-day implied volatility of 55.9%, options price a move of about ±$0.25 (±7.7%) over the next week, a range of roughly $2.96 to $3.46 from the Nov 4, 2026 close. The BDN expected move chart shows it for every expiration date.