27.75K calls and 10.34K puts traded on Nov 4, 2026, 38.09K contracts in total. Open interest was 1.43M contracts. Over the past 30 days, volume averaged 36.79K contracts per day. The RIG option volume chart shows volume by strike and expiration date.

Transocean IV rank is 35, so its 30-day implied volatility of 52.4% is in the lower part of its one-year range. Over the past year it ranged from 36.4% on Dec 30, 2025 to 81.9% on Feb 11, 2026. See the RIG implied volatility history for a longer view.

The Transocean put/call volume ratio was 0.37 on Nov 4, 2026, so calls outnumber puts. The put/call open interest ratio was 0.55. The RIG open interest chart shows calls and puts at each strike.

As of the Nov 4, 2026 close, max pain for Transocean options about one week from expiration was $6.14, 12.5% above the $5.46 close. The RIG max pain chart shows it for every expiration date.

Based on 7-day implied volatility of 60.3%, options price a move of about ±$0.46 (±8.3%) over the next week, a range of roughly $5.00 to $5.92 from the Nov 4, 2026 close. The RIG expected move chart shows it for every expiration date.