Data through close

XLI gamma max, delta neutral & open interest levels

As of close · rank #181 by open interest · 1,379 sessions of history since Dec 1, 2020

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Close
172.36
prev 170.55
Gamma max
193.52
+12.3% from close
Delta neutral
179.54
+4.2% from close
Gamma neutral
183.83
+6.7% from close
Open interest
617,030
-0.4% vs prev
Contracts listed
1,079
569 calls · 588 puts

XLI closed 12.3% below its gamma max of 193.52. It is 4.2% below the delta neutral price of 179.54. Total open interest is 617,030, -0.4% 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 max0%
Gamma max crosses0
Delta neutral crosses36
Open interest percentile (1y)60th
Open interest change, 5 sessions+4.9%
Open interest change, 21 sessions+12.8%
History availableDec 1, 2020 → Sep 11, 2026

Recent crosses

  1. closed below delta neutral at 183.57 vs 184.59 (-0.6%)
  2. closed above delta neutral at 183.13 vs 182.15 (+0.5%)
  3. closed below delta neutral at 182.42 vs 182.44 (-0.0%)
  4. closed above delta neutral at 180.23 vs 179.84 (+0.2%)
  5. closed below delta neutral at 178.38 vs 178.95 (-0.3%)
  6. closed above delta neutral at 176.14 vs 175.86 (+0.2%)
  7. closed below delta neutral at 174.00 vs 176.28 (-1.3%)
  8. closed above delta neutral at 177.27 vs 176.40 (+0.5%)
  9. closed below delta neutral at 175.44 vs 177.89 (-1.4%)
  10. closed above delta neutral at 178.37 vs 177.90 (+0.3%)

In today's screens

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Neighbours by open interest

Questions people ask about XLI

Where is XLI's gamma max today?

As of Sep 11, 2026, the gamma max for XLI is 193.52, +12.3% from the 172.36 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 XLI above or below its delta neutral price?

XLI closed below delta neutral: 172.36 against a delta neutral price of 179.54. The delta neutral price is where the summed delta of the whole chain is zero; the definition.

How much open interest does XLI have?

617,030 contracts of open interest across 1,079 listed contracts on Sep 11, 2026, -0.4% 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.