Investors interested in Waste Removal Services stocks are likely familiar with Pentair plc (PNR) and Waste Management (WM). But which of these two stocks presents investors with the better value ...

A strong stock as of late has been Pentair plc (PNR). Shares have been marching higher, with the stock up 7.7% over the past month. The stock hit a new 52-week high of $111.8 in the previous session.

Momentum investing is all about the idea of following a stock's recent trend, which can be in either direction. In the "long context," investors will essentially be "buying high, but hoping to sell ...