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. 616 tickers have full history pages; 5,010 more have snapshot pages.

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

Today's screens · Sep 25, 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
SPY 771.35 790.38 +2.5% 762.99 -1.1% 17,323,989
SPX 7,743.41 8,176.90 +5.6% 7,266.04 -6.2% 16,118,989
NVDA 225.07 237.33 +5.4% 203.39 -9.6% 13,696,957
TLT 79.33 84.60 +6.6% 81.71 +3.0% 12,350,375
VIX 14.87 19.87 +33.6% 13.81 -7.1% 12,323,143
QQQ 744.50 762.08 +2.4% 722.87 -2.9% 11,619,582
IWM 281.96 307.15 +8.9% 289.81 +2.8% 9,773,314
HYG 77.86 82.24 +5.6% 80.06 +2.8% 8,504,056
EWZ 36.82 41.10 +11.6% 33.45 -9.1% 8,443,669
IBIT 47.57 50.19 +5.5% 42.27 -11.1% 6,998,493
INTC 123.00 130.84 +6.4% 102.24 -16.9% 5,735,407
SLV 58.14 65.02 +11.8% 55.63 -4.3% 5,688,465

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

  • BTG crossed above at 5.47
  • TEM crossed above at 85.01
  • IOVA crossed above at 11.00
  • UWMC crossed above at 1.22
  • EYPT crossed above at 3.62
  • UPXI crossed above at 1.23
  • HLF crossed above at 12.55
  • KOPN crossed above at 4.99

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.

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