Data through close

TLT gamma max, delta neutral & open interest levels

As of close · rank #5 by open interest · 1,379 sessions of history since Dec 1, 2020

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Close
80.87
prev 80.78
Gamma max
85.41
+5.6% from close
Delta neutral
82.91
+2.5% from close
Gamma neutral
81.14
+0.3% from close
Open interest
12,509,227
-0.6% vs prev
Contracts listed
1,586
963 calls · 836 puts

TLT closed 5.6% below its gamma max of 85.41. It is 2.5% below the delta neutral price of 82.91. Total open interest is 12,509,227, -0.6% 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 max2%
Gamma max crosses8
Delta neutral crosses21
Open interest percentile (1y)100th
Open interest change, 5 sessions+2.4%
Open interest change, 21 sessions+8.2%
History availableDec 1, 2020 → Sep 11, 2026

Recent crosses

  1. closed below delta neutral at 87.36 vs 87.49 (-0.1%)
  2. closed below gamma max at 87.36 vs 89.12 (-2.0%)
  3. closed above gamma max at 87.35 vs 87.32 (+0.0%)
  4. closed above delta neutral at 87.37 vs 86.87 (+0.6%)
  5. closed below delta neutral at 86.83 vs 87.30 (-0.5%)
  6. closed above delta neutral at 87.21 vs 87.13 (+0.1%)
  7. closed below delta neutral at 88.28 vs 88.43 (-0.2%)
  8. closed above delta neutral at 89.20 vs 88.52 (+0.8%)
  9. closed below delta neutral at 88.46 vs 88.46 (-0.0%)
  10. closed below gamma max at 90.78 vs 92.31 (-1.7%)

In today's screens

Neighbours by open interest

Questions people ask about TLT

Where is TLT's gamma max today?

As of Sep 11, 2026, the gamma max for TLT is 85.41, +5.6% from the 80.87 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 TLT above or below its delta neutral price?

TLT closed below delta neutral: 80.87 against a delta neutral price of 82.91. The delta neutral price is where the summed delta of the whole chain is zero; the definition.

How much open interest does TLT have?

12,509,227 contracts of open interest across 1,586 listed contracts on Sep 11, 2026, -0.6% 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.