It's not possible to invest over long periods without making some bad investments. But you want to avoid the really big...
Westport (WPRT) was a big mover last session on higher-than-average trading volume. The latest trend in earnings estimate revisions might help the stock continue moving higher in the near term.
Westport (WPRT) reported earnings 30 days ago. What's next for the stock? We take a look at earnings estimates for some clues.