509 calls and 92 puts traded on Nov 4, 2026, 601 contracts in total. Open interest was 17.54K contracts. Over the past 30 days, volume averaged 490 contracts per day. The TRGP option volume chart shows volume by strike and expiration date.

Targa Resources IV rank is 12, so its 30-day implied volatility of 39.4% is near the bottom of its one-year range. Over the past year it ranged from 22.9% on Dec 22, 2025 to 162.1% on Jul 17, 2026. See the TRGP implied volatility history for a longer view.

The Targa Resources put/call volume ratio was 0.18 on Nov 4, 2026, so calls outnumber puts. The put/call open interest ratio was 0.58. The TRGP open interest chart shows calls and puts at each strike.

As of the Nov 4, 2026 close, max pain for Targa Resources options about one week from expiration was $292.98, 2.8% above the $284.91 close. The TRGP max pain chart shows it for every expiration date.

Based on 7-day implied volatility of 42.7%, options price a move of about ±$16.85 (±5.9%) over the next week, a range of roughly $268.06 to $301.76 from the Nov 4, 2026 close. The TRGP expected move chart shows it for every expiration date.