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. 680 tickers have full history pages; 1,413 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 16, 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
SPY754.13793.65+5.2%760.29+0.8%20,667,874
SPX7,551.818,066.12+6.8%7,333.45-2.9%19,737,835
NVDA213.90228.75+6.9%198.92-7.0%15,503,929
TLT80.8885.02+5.1%82.18+1.6%13,123,251
QQQ704.72743.22+5.5%707.04+0.3%12,606,897
IWM283.93311.84+9.8%293.87+3.5%10,650,511
VIX17.7122.79+28.7%15.55-12.2%10,070,489
HYG78.4780.77+2.9%79.93+1.9%9,005,486
IBIT43.0446.24+7.4%40.55-5.8%7,873,286
EWZ37.4840.39+7.8%32.93-12.1%7,771,534
XLF55.9361.52+10.0%55.86-0.1%6,896,716
SLV57.0566.40+16.4%55.91-2.0%6,880,985

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

  • BRK.B crossed above at 520.68
  • SQQQ crossed above at 40.61
  • ZETA crossed above at 30.85
  • NAK crossed above at 1.24
  • PBR.A crossed above at 18.89
  • CAG crossed above at 15.18
  • FPS crossed above at 34.84
  • VNET crossed above at 6.05

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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