GDX gamma max, delta neutral & open interest levels
As of close · rank #39 by open interest · 1,379 sessions of history since Dec 1, 2020
GDX closed 14.2% below its gamma max of 110.89. It is 3.2% above the delta neutral price of 94.01. Total open interest is 2,600,811, -4.5% versus the previous session. What gamma max means · What delta neutral means
One-year history
Last 252 sessions
| Sessions closed above gamma max | 8% |
| Gamma max crosses | 24 |
| Delta neutral crosses | 16 |
| Open interest percentile (1y) | 80th |
| Open interest change, 5 sessions | -4.5% |
| Open interest change, 21 sessions | +4.0% |
| History available | Dec 1, 2020 → Sep 11, 2026 |
Recent crosses
- closed below gamma max at 102.83 vs 109.39 (-6.4%)
- closed above gamma max at 97.31 vs 95.81 (+1.5%)
- closed above delta neutral at 83.68 vs 80.01 (+4.4%)
- closed below delta neutral at 82.52 vs 85.33 (-3.4%)
- closed above delta neutral at 85.27 vs 84.38 (+1.0%)
- closed below delta neutral at 78.85 vs 84.35 (-7.0%)
- closed above delta neutral at 86.40 vs 85.33 (+1.2%)
- closed below delta neutral at 85.00 vs 85.04 (-0.0%)
- closed above delta neutral at 86.06 vs 85.79 (+0.3%)
- closed below delta neutral at 83.78 vs 85.94 (-2.6%)
In today's screens
Neighbours by open interest
Questions people ask about GDX
Where is GDX's gamma max today?
As of Sep 11, 2026, the gamma max for GDX is 110.89, +14.2% from the 97.10 close. Gamma max is the underlying price at which the summed gamma of every open contract is largest; how it is computed and why it matters.
Is GDX above or below its delta neutral price?
GDX closed above delta neutral: 97.10 against a delta neutral price of 94.01. The delta neutral price is where the summed delta of the whole chain is zero; the definition.
How much open interest does GDX have?
2,600,811 contracts of open interest across 2,174 listed contracts on Sep 11, 2026, -4.5% versus the previous session. What open interest measures.
Levels are recomputed after every trading day from end-of-day options data licensed from HistoricalOptionData.com; only derived aggregates are published. Methodology · Data and licence · Not investment advice.