Data through close

IEF gamma max, delta neutral & open interest levels

As of close · rank #93 by open interest · 1,379 sessions of history since Dec 1, 2020

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Close
91.01
prev 91.17
Gamma max
92.77
+1.9% from close
Delta neutral
92.08
+1.2% from close
Gamma neutral
90.83
-0.2% from close
Open interest
1,104,121
+7.7% vs prev
Contracts listed
354
224 calls · 169 puts

IEF closed 1.9% below its gamma max of 92.77. It is 1.2% below the delta neutral price of 92.08. Total open interest is 1,104,121, +7.7% versus the previous session. What gamma max means · What delta neutral means

One-year history

2025-092026-09
close delta neutral gamma max

Last 252 sessions

Sessions closed above gamma max1%
Gamma max crosses2
Delta neutral crosses13
Open interest percentile (1y)100th
Open interest change, 5 sessions+24.3%
Open interest change, 21 sessions+66.5%
History availableDec 1, 2020 → Sep 11, 2026

Recent crosses

  1. closed below delta neutral at 93.32 vs 93.36 (-0.0%)
  2. closed above delta neutral at 93.51 vs 93.46 (+0.1%)
  3. closed below delta neutral at 96.66 vs 96.67 (-0.0%)
  4. closed above delta neutral at 96.69 vs 96.61 (+0.1%)
  5. closed below delta neutral at 97.59 vs 97.62 (-0.0%)
  6. closed above delta neutral at 97.19 vs 96.84 (+0.4%)
  7. closed below delta neutral at 96.87 vs 96.92 (-0.1%)
  8. closed above delta neutral at 96.71 vs 96.62 (+0.1%)
  9. closed below delta neutral at 96.60 vs 96.70 (-0.1%)
  10. closed above delta neutral at 96.86 vs 96.65 (+0.2%)

In today's screens

Neighbours by open interest

Questions people ask about IEF

Where is IEF's gamma max today?

As of Sep 11, 2026, the gamma max for IEF is 92.77, +1.9% from the 91.01 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 IEF above or below its delta neutral price?

IEF closed below delta neutral: 91.01 against a delta neutral price of 92.08. The delta neutral price is where the summed delta of the whole chain is zero; the definition.

How much open interest does IEF have?

1,104,121 contracts of open interest across 354 listed contracts on Sep 11, 2026, +7.7% 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.