The market's foremost volatility bull is at it yet again. Just over two months after rolling over a humongous wager that the CBOE Volatility Index, or VIX, would surge from its subdued levels by December, the volatility vigilante has essentially extended that bet into January. The so-called rollover carries roughly the same maximum potential payout as before: a whopping $260 million. And considering the trader lost only a small fraction of that on the wager over the past two months, closing the December trade and pushing it to January allows continued exposure to a huge upside at a relatively small cost, according to ... (full story)