19 calls and 284 puts traded on Nov 4, 2026, 303 contracts in total. Open interest was 1.72K contracts. Over the past 30 days, volume averaged 70 contracts per day. The UDR option volume chart shows volume by strike and expiration date.

UDR IV rank is 17, so its 30-day implied volatility of 39.2% is near the bottom of its one-year range. Over the past year it ranged from 13.4% on Aug 18, 2026 to 165.3% on Jul 17, 2026. See the UDR implied volatility history for a longer view.

The UDR put/call volume ratio was 14.95 on Nov 4, 2026, so puts outnumber calls. The put/call open interest ratio was 0.52. The UDR open interest chart shows calls and puts at each strike.

As of the Nov 4, 2026 close, max pain for UDR options about one week from expiration was $35.15, 5.6% below the $37.22 close. The UDR max pain chart shows it for every expiration date.

Based on 7-day implied volatility of 44.9%, options price a move of about ±$2.31 (±6.2%) over the next week, a range of roughly $34.91 to $39.53 from the Nov 4, 2026 close. The UDR expected move chart shows it for every expiration date.