Data through close

IYR gamma max, delta neutral & open interest levels

As of close · rank #475 by open interest · 1,379 sessions of history since Dec 1, 2020

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Close
100.75
prev 99.97
Gamma max
106.82
+6.0% from close
Delta neutral
103.56
+2.8% from close
Gamma neutral
100.75
0.0% from close
Open interest
173,656
+5.6% vs prev
Contracts listed
425
237 calls · 241 puts

IYR closed 6.0% below its gamma max of 106.82. It is 2.8% below the delta neutral price of 103.56. Total open interest is 173,656, +5.6% 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 max7%
Gamma max crosses22
Delta neutral crosses43
Open interest percentile (1y)83th
Open interest change, 5 sessions-3.9%
Open interest change, 21 sessions-13.9%
History availableDec 1, 2020 → Sep 11, 2026

Recent crosses

  1. closed below delta neutral at 104.74 vs 104.76 (-0.0%)
  2. closed above delta neutral at 105.46 vs 105.07 (+0.4%)
  3. closed below delta neutral at 104.15 vs 104.20 (-0.0%)
  4. closed above delta neutral at 105.06 vs 104.84 (+0.2%)
  5. closed below delta neutral at 105.12 vs 105.42 (-0.3%)
  6. closed below gamma max at 106.09 vs 109.88 (-3.6%)
  7. closed above gamma max at 106.25 vs 106.09 (+0.2%)
  8. closed above delta neutral at 103.91 vs 103.40 (+0.5%)
  9. closed below delta neutral at 103.32 vs 103.51 (-0.2%)
  10. closed above delta neutral at 101.61 vs 100.88 (+0.7%)

In today's screens

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Neighbours by open interest

Questions people ask about IYR

Where is IYR's gamma max today?

As of Sep 11, 2026, the gamma max for IYR is 106.82, +6.0% from the 100.75 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 IYR above or below its delta neutral price?

IYR closed below delta neutral: 100.75 against a delta neutral price of 103.56. The delta neutral price is where the summed delta of the whole chain is zero; the definition.

How much open interest does IYR have?

173,656 contracts of open interest across 425 listed contracts on Sep 11, 2026, +5.6% 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.