Article by: Adam Warner
Published by: InvestorPlace
Date: 24 Mar 2010
“If there’s one point I’ve tried to make more than any other, it’s that the CBOE Volatility Index (VIX) is a statistic, not a stock and, as such, it behaves differently than a stock. This being the case, it has quirks, one of which I call the ‘day of the week quirk.’
“This is the tendency of the VIX to look weaker on Fridays and stronger on Mondays, even when there has been no real change in the market’s assessment of volatility.”
Full article: Link