Data through close

C gamma max, delta neutral & open interest levels

As of close · rank #102 by open interest · 1,379 sessions of history since Dec 1, 2020

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Close
138.82
prev 138.50
Gamma max
145.64
+4.9% from close
Delta neutral
126.52
-8.9% from close
Gamma neutral
132.53
-4.5% from close
Open interest
1,047,129
-1.5% vs prev
Contracts listed
832
505 calls · 446 puts

C closed 4.9% below its gamma max of 145.64. It is 8.9% above the delta neutral price of 126.52. Total open interest is 1,047,129, -1.5% 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 max6%
Gamma max crosses14
Delta neutral crosses0
Open interest percentile (1y)6th
Open interest change, 5 sessions+0.9%
Open interest change, 21 sessions-2.7%
History availableDec 1, 2020 → Sep 11, 2026

Recent crosses

  1. closed below gamma max at 143.21 vs 149.86 (-4.6%)
  2. closed above gamma max at 139.83 vs 138.74 (+0.8%)
  3. closed below gamma max at 132.40 vs 136.29 (-2.9%)
  4. closed above gamma max at 135.13 vs 134.44 (+0.5%)
  5. closed below gamma max at 129.34 vs 130.12 (-0.6%)
  6. closed above gamma max at 123.49 vs 122.22 (+1.0%)
  7. closed below gamma max at 122.50 vs 124.12 (-1.3%)
  8. closed above gamma max at 123.30 vs 123.11 (+0.2%)
  9. closed below gamma max at 120.42 vs 122.47 (-1.7%)
  10. closed above gamma max at 121.56 vs 121.39 (+0.1%)

In today's screens

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Neighbours by open interest

Questions people ask about C

Where is C's gamma max today?

As of Sep 11, 2026, the gamma max for C is 145.64, +4.9% from the 138.82 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 C above or below its delta neutral price?

C closed above delta neutral: 138.82 against a delta neutral price of 126.52. The delta neutral price is where the summed delta of the whole chain is zero; the definition.

How much open interest does C have?

1,047,129 contracts of open interest across 832 listed contracts on Sep 11, 2026, -1.5% 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.