Data through close

Where the options market is positioned, for every optionable US stock

Gamma max, delta neutral and open interest levels recomputed after every close, with history to December 2020. Free, no account.

Press / anywhere to search. 657 tickers have full history pages; 4,955 more have snapshot pages.

Max pain and gamma exposure by ticker

Browse dated options snapshots with expiration, open interest and model context.

Read the max pain payout example, GEX chart and gamma flip guide, or open interest versus volume comparison before interpreting a snapshot.

Original research: does max pain predict expiration price? A 2025 comparison reports the benchmark, weekly results and limits of the observed sample.

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Current levels for tickers in this browser's watchlist
TickerCloseGamma maxDist.Delta neutralOpen interestActions

Today's screens · Nov 4, 2026

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Biggest chains by open interest

top 100
Largest options chains by current total open interest
TickerCloseGamma maxDist.Delta neutralDist.Open interest
SPX 7,688.62 8,214.52 +6.8% 7,363.98 -4.2% 18,662,214
SPY 766.81 799.39 +4.2% 763.74 -0.4% 16,876,182
NVDA 200.24 229.36 +14.5% 200.32 +0.0% 15,475,408
TLT 81.76 83.86 +2.6% 80.51 -1.5% 13,997,187
QQQ 691.95 766.48 +10.8% 709.22 +2.5% 13,363,172
VIX 16.61 21.82 +31.4% 16.03 -3.5% 13,032,982
EWZ 32.25 43.14 +33.8% 34.69 +7.6% 12,100,415
IWM 284.02 302.26 +6.4% 286.04 +0.7% 10,554,261
HYG 77.52 80.14 +3.4% 78.59 +1.4% 10,384,919
INTC 58.27 110.74 +90.0% 71.91 +23.4% 7,774,634
IBIT 45.33 50.20 +10.7% 43.13 -4.9% 7,245,868
XLF 59.20 60.82 +2.7% 56.26 -5.0% 6,091,690

What the levels are

Gamma max is the price where the summed gamma of every open contract peaks; market makers hedging around it tend to resist a move through it. Delta neutral is the price where the chain's summed delta is zero. Open interest is how many contracts are open at all.

Methodology · Learn · Data

Crossed gamma max today

  • MSTR crossed above at 142.54
  • PYPL crossed above at 60.20
  • HTZ crossed above at 2.26
  • WMT crossed above at 129.17
  • RKT crossed above at 15.01
  • COIN crossed above at 151.50
  • MRNA crossed above at 258.38
  • KO crossed above at 95.80

Full list

Keep it honest

Everything here describes what the data showed after the close. Nothing is a recommendation. Levels use a simplified model whose assumptions are stated on the methodology page; read the disclaimer before relying on any of it.

From the blog

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