DCI

In the past six months, Donaldson Co., Inc. stock has experienced some notable events. The stock decreased by 3.0% to $85.9550 by May 9, 2026, from $88.58 at the beginning of the year. Over the past 12 months, DCI's stock price has increased by 29.87%. A significant event impacting the stock price was a 12% drop on February 26, 2026, following the reporting of fiscal Q2 results, where the company posted Q2 sales of $896.3 million, a slight miss compared to estimates, despite a 3% year-over-year revenue increase. Around the same time, Donaldson announced an $820 million acquisition of the Facet Filtration business and launched its ArmorSeal™ next-generation air filtration technology.