Data through close

ZS gamma max, delta neutral & open interest levels

As of close · rank #400 by open interest · 1,379 sessions of history since Dec 1, 2020

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Close
164.54
prev 163.48
Gamma max
198.49
+20.6% from close
Delta neutral
157.77
-4.1% from close
Gamma neutral
164.54
0.0% from close
Open interest
221,839
-9.9% vs prev
Contracts listed
1,139
626 calls · 525 puts

ZS closed 20.6% below its gamma max of 198.49. It is 4.1% above the delta neutral price of 157.77. Total open interest is 221,839, -9.9% 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 crosses4
Delta neutral crosses10
Open interest percentile (1y)81th
Open interest change, 5 sessions+0.7%
Open interest change, 21 sessions-4.2%
History availableDec 1, 2020 → Sep 11, 2026

Recent crosses

  1. closed below gamma max at 183.60 vs 193.51 (-5.4%)
  2. closed above gamma max at 188.18 vs 184.80 (+1.8%)
  3. closed above delta neutral at 137.60 vs 132.33 (+3.8%)
  4. closed below delta neutral at 134.37 vs 137.76 (-2.5%)
  5. closed above delta neutral at 139.73 vs 139.18 (+0.4%)
  6. closed below delta neutral at 126.41 vs 159.92 (-26.5%)
  7. closed below gamma max at 175.16 vs 183.42 (-4.7%)
  8. closed above gamma max at 174.95 vs 174.92 (+0.0%)
  9. closed above delta neutral at 152.77 vs 144.32 (+5.5%)
  10. closed below delta neutral at 138.83 vs 140.40 (-1.1%)

In today's screens

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Neighbours by open interest

Questions people ask about ZS

Where is ZS's gamma max today?

As of Sep 11, 2026, the gamma max for ZS is 198.49, +20.6% from the 164.54 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 ZS above or below its delta neutral price?

ZS closed above delta neutral: 164.54 against a delta neutral price of 157.77. The delta neutral price is where the summed delta of the whole chain is zero; the definition.

How much open interest does ZS have?

221,839 contracts of open interest across 1,139 listed contracts on Sep 11, 2026, -9.9% 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.