3 Reasons DCI is Risky and 1 Stock to Buy Instead

3 Reasons DCI is Risky and 1 Stock to Buy Instead Donaldson currently trades at $87.94 per share and has shown little upside over the past six months, posting a middling return of 2.9%. The stock also fell short of the S&P 500's 14.2% gain during that period. Is there a buying opportunity in Donaldson, or does it present a risk to your portfolio? Check out our in-depth research report to see what our analysts have to say, it's free. Why Is Donaldson Not Exciting? We're cautious about Donaldson. Here are three reasons why DCI doesn't excite us, plus one stock we'd rather own. 1. Long-Term Revenue Growth Disappoints Reviewing a company's long-term sales performance reveals insights into its quality.