To avoid selling Alibaba shares, executives expand their personal portfolios through a margin loan, sources tell Bloomberg.» Read More
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A market priced for perfection will start to wilt when investors realize things aren't particularly perfect.
The date for liftoff will matter, particularly if the Fed moves in a month that's likely to be highly volatile.
Day traders took a decidedly bullish stance through leveraged ETFs last week, and that could point to more volatility.