VIX Call Buying Explodes in Wave Evoking Memories of `50 Cent'Jul 24 2019, 7:54 PMJul 24 2019, 8:27 PMJuly 24 2019, 7:54 PMJuly 24 2019, 8:27 PM(Bloomberg) -- A big buyer is accumulating protection against a major sell-off in U.S. stocks over the next month.Disclaimer