Inside these posts: CBOE Volatility Index

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Wall St. ‘fear gauge’ jumps 30% on Japan crisis

The CBOE Volatility Index , Wall Street’s fear gauge, shot up nearly 30 percent Wednesday, its biggest daily percentage move since May, as major U.S. stock indexes turned negative for the year due to mounting concerns about Japan’s nuclear crisis.

The market fell for a third day Wednesday but investors grew overly concerned as the fear gauge rose above the psychologically significantly level of 30 for the first time since July. Get the full story »