The S&P 500 is currently up about 3.50% since earnings season began in October, and the average US stock has gained 0.50% on the first day of trading following its earnings report. (For companies reporting after the close, we use the next day's change, and for companies reporting before the open, we use that day's change.) Below is a list of the US stocks that have had the best one-day changes in response to their earnings reports this season. We have highlighted this list a couple times this reporting period, but earnings season comes to an end next Tuesday, so it's just about finalized.
As shown, Art Technology (ARTG) currently ranks first in terms of earnings performance with a one-day gain of 45.12%. Broadsoft (BSFT) isn't far behind with a gain of 43.10%. Other notable names on the list of earnings season winners include Coinstar (CSCO), Monster Worldwide (MWW), Tesla Motors (TSLA), Leapfrog (LF), and Travelzoo (TZOO).
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