Data through close

STX gamma max, delta neutral & open interest levels

As of close · rank #339 by open interest · 1,377 sessions of history since Dec 1, 2020

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Close
830.17
prev 862.33
Gamma max
1,056.29
+27.2% from close
Delta neutral
730.73
-12.0% from close
Gamma neutral
845.64
+1.9% from close
Open interest
265,624
-5.4% vs prev
Contracts listed
3,210
1,775 calls · 1,561 puts

STX closed 27.2% below its gamma max of 1,056.29. It is 12.0% above the delta neutral price of 730.73. Total open interest is 265,624, -5.4% 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 max6%
Gamma max crosses30
Delta neutral crosses0
Open interest percentile (1y)94th
Open interest change, 5 sessions-6.4%
Open interest change, 21 sessions-0.4%
History availableDec 1, 2020 → Sep 11, 2026

Recent crosses

  1. closed below gamma max at 738.54 vs 784.51 (-6.2%)
  2. closed above gamma max at 726.93 vs 669.89 (+7.8%)
  3. closed below gamma max at 579.03 vs 634.82 (-9.6%)
  4. closed above gamma max at 586.25 vs 568.05 (+3.1%)
  5. closed below gamma max at 539.75 vs 555.52 (-2.9%)
  6. closed above gamma max at 547.75 vs 539.76 (+1.5%)
  7. closed below gamma max at 513.28 vs 542.44 (-5.7%)
  8. closed above gamma max at 503.13 vs 484.18 (+3.8%)
  9. closed below gamma max at 500.77 vs 518.80 (-3.6%)
  10. closed above gamma max at 496.30 vs 491.52 (+1.0%)

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Questions people ask about STX

Where is STX's gamma max today?

As of Sep 11, 2026, the gamma max for STX is 1,056.29, +27.2% from the 830.17 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 STX above or below its delta neutral price?

STX closed above delta neutral: 830.17 against a delta neutral price of 730.73. The delta neutral price is where the summed delta of the whole chain is zero; the definition.

How much open interest does STX have?

265,624 contracts of open interest across 3,210 listed contracts on Sep 11, 2026, -5.4% 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.