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On alert.

The VIX curve is in steep contango, and one tested stress signal is on: three or more asset classes have stretched volatility.

  • The exception is US Treasuries. Its own violent-week signal is on (VXTLT at the 90th percentile). Open
  • High-yield credit spreads are near their 1-year widest (98th percentile)
  • The price of S&P crash protection is near its 1-year high (98th percentile)
  • Gold volatility is near its 1-year low (13th percentile)
VIX16.87+1.60 today+11.9% on the week
Downside risk for the S&P 500What it measuresHow often a week in today's volatility state was followed by an S&P 500 fall of 2% or more, mapped to 0 to 100. It counts five tested stress signals; more signals, higher risk.How it was testedWalk-forward from 2000 to 2026: predicted odds matched what happened within about 1.5 points. It sizes risk. It does not call direction: the average next week stayed positive in every state.63of 100
CalmHigh

19.3% of past weeks like this fell 2% or more, against 13% in a typical week.

VIX direction next weekWhat it measuresHow often VIX finished the following week higher, from the tested state it is in today. Volatility, unlike price, has real direction signal: it mean-reverts.25of 100
Likely lowerLikely higher

VIX rose the following week 33% of the time in this state (after a >10% weekly spike).

10121416182022241 day9 days1 month3 months6 months1 yearDays to maturityOctNovDecJanFebMarAprMayJun14.1114.5916.8718.7920.4921.94
VIX index family, todayVX futures, at their expiryIndex family on Mon 14 Sept

What to do today

  • Reduce gross exposure across assets — this is a market-wide regime flag
  • Defined-risk everywhere; assume cross-asset contagion
  • In US Treasuries: cut size and turn naked options into spreads (VXTLT at the 90th percentile)
  • Use as confirmation: if equity flags are also on, act on those with more conviction
  • Tighten risk on duration-sensitive books (TLT, long-duration equity)
  • Don't equate quiet with safe: keep tail hedges as a budgeted cost
  • Single-asset complacency — with ≥3 tiles stretched, the tape moves together
  • No standalone action — MOVE-high with equities calm predicted quiet, not danger
  • Do not fade the first bounce (net ≈ 0 tested)

Every line comes from a backtested setup that is on today. See the evidence

Since Tue 13 Oct

  • S&P 500 volatility: 16th → 46th percentile of its year
  • Nasdaq 100 volatility: 22th → 44th percentile of its year
  • Small-cap volatility: 24th → 39th percentile of its year
  • The volatility of VIX: 6th → 43th percentile of its year
  • S&P implied correlation: 35th → 48th percentile of its year

Every gauge, against its own year

Select a row to see its past year.

GaugeLevel1 day1 week1 monthWhere it sits in its year3 monthsDownside risk Downside risk of the underlyingThe tested 0 to 100 index for the market this gauge measures: S&P 500 (VIX), Treasuries (MOVE), oil (OVX) and gold (GVZ). Higher means big down weeks were historically more frequent in today's state. Blank where no model passed testing.Rises next week How often this gauge rose the following weekMeasured over its own history from today's percentile zone (VIX uses its full tested state model). Volatility mean-reverts: gauges near their yearly high usually fall back, ones near their low usually bounce.
Equity
Rates and credit
Commodities
Volatility of volatility and tails
Inside the S&P 500

Go deeper

Each market has its own terminal and its own tested signals.