RONALD WOESSNER

Those concrete conclusions are sometimes drawing rebuttals from companies. U.K. real estate services company Purplebricks Group Plc in February disputed Codling's analysis of its accounting, while lab-testing company Eurofins Scientific SE said "factually wrong estimates" from Morgan Stanley's Edward Stanley may have misled or confused investors. French grocer Casino Guichard-Perrachon SA contested research by Bernstein's Monteyne.