Why is COST down today?
-3.91%
$956.32
Today's range: $945.45 – $998.82
COST is down 3.9% — significantly more than its β-adjusted expected move of 1.51%, suggesting company-specific factors are driving the decline.
Intraday Relative Performance
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Historical Context · 252 trading days
COST moves this much roughly 5 times a year.
Expected vs Actual
Expected move
-1.51%
Actual move
-3.91%
If COST just followed the market, we'd expect it near -1.51%.
Key Drivers
No high-relevance news found in the latest tick.
Editorial Analysis
"COST's 3.91% drop is 2.3× larger than what its sector explains — this is company-specific."
COST moved -3.87% today, exceeding what its sector benchmark (XLP) explains. The β-adjusted move flags this as company-specific rather than a sector-wide rotation.
We're still gathering reported context. This page will refresh with cited statements as new information arrives. The verdict here is purely statistical — based on observed price action versus the stock's idiosyncratic volatility band.
Related Sector Movers
No related movers available for this ticker yet.