NOISEHUNTLAB

NOISEHUNTLAB · REPORTS

The week in markets, and how much of it was noise

Every Saturday: what moved, how broad it was, and whether a week like it is rare or just what randomness produces anyway.

Equities

The weekly S&P 500 report: indices, sectors, breadth, and a luck check against what chance alone would produce.

LATEST · 10 Oct 2026Week ending 9 Oct 2026: S&P 500 +1.2%, a broad riseThe S&P 500 moved +1.2% (a 0.7σ week; moves this big happen about 1 week in 2). 70% of its stocks rose; 21 moved more than 10%, against about 19.7 a bell curve would expect.
S&P 500, week+1.2%
Stocks that rose70%
Moves over 10%21a bell curve expects 19.7 (90%: 13–27)
VIX14.8
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Week ending 9 Oct 2026: S&P 500 +1.2%, a broad riseWeek ending 9 Oct 2026: S&P 500 +1.2%, a broad rise

Earlier weeks

Commodities

Weekly commodity reports. Coming soon: vote for the one to start first.