NRG ENERGY, INC. (NRG) Open Interest
NRG ENERGY, INC. (NRG) has 81,556 call contracts and 28,034 put contracts open across all listed expirations — a put/call open interest ratio of 0.34. Open interest counts the contracts currently outstanding at each strike. This page shows where NRG positioning concentrates, which strikes act as walls, and how the totals have trended over the past year.
Data as of Aug 24, 2026, 3:55 PM ET · OPRA data 15 minutes delayed · For information only — not investment advice.
NRG Open Interest by Strike
NRG open interest by strike, all expirations combined — calls in green, puts in red.
| Total call open interest | 81,556 |
| Total put open interest | 28,034 |
| Put/call OI ratio | 0.34 |
| Open interest rank (31 day) | 45 / 100 |
| Call wall (largest call OI) | $165 |
| Put wall (largest put OI) | $40 |
| Top volume strike | $130 |
| Volume / OI ratio | 1.17 |
NRG Open Interest Trend
NRG total call vs. put open interest, past year.
NRG put/call open interest ratio, past year.
A put/call open interest ratio of 0.34 means meaningfully more calls than puts are outstanding — a call-heavy, typically bullish positioning profile. In total, 81,556 call contracts and 28,034 put contracts are open across all listed expirations. The put/call OI ratio has fallen from 0.72 in Feb '26 to 0.34 today.
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NRG Options FAQ
What is NRG's put/call ratio?
NRG's put/call open interest ratio is 0.34 as of Aug 24, 2026, with 28,034 put contracts and 81,556 call contracts outstanding.
Which NRG strikes have the highest open interest?
As of Aug 24, 2026, the largest call open interest sits at $165 (the call wall) and the largest put open interest sits at $40 (the put wall). Strikes with heavy open interest often act as reference levels because a lot of hedging activity is anchored to them.
Is NRG open interest unusually high right now?
NRG's total open interest ranks 45 out of 100 versus the past 31 trading days as of Aug 24, 2026 — in the middle of its recent range.
Methodology. IV rank compares the current 30-day at-the-money implied volatility with its highest and lowest values over the past 52 weeks. Max pain is the strike that minimizes the total payout to option holders at expiration. The call and put walls are the strikes carrying the largest call and put open interest across all expirations. Net gamma exposure (GEX) is measured from the dealer perspective. All statistics are derived from delayed OPRA options data.
Options trading involves significant risk, and losses can exceed your initial investment. Always consult a licensed financial professional before making investment decisions. OptiView does not provide financial advice; all figures on this page are descriptive statistics, not recommendations.