The U.S. construction markets may have picked up in 2015, but they failed to propel the stocks of construction-equipment companies. From crane specialist Manitowoc Company (NYSE:MTW) to the more diversified Terex (NYSE:TEX) and the industry leader Caterpillar (NYSE:CAT), it was a sea of red.

MTW Chart

MTW data by YCharts.

While the implications of a pending merger with Finnish equipment manufacturer Konecranes weighed down on Terex's stock, it's interesting to note that Manitowoc took a bigger hit than Caterpillar last year, despite the latter's significant exposure to the struggling mining and oil and gas industries. In fact, Manitowoc continues to underperform Caterpillar this year.

Why is Manitowoc under such tremendous selling pressure? More important, could the stock reverse its downfall from here? Find out in the slideshow below.