 After four profit warnings last year, Ocado Group PLC LSE:OCDO was the biggest faller on the FTSE 100 for 2022 and some investors have been spying a bargain, with the shares up close to 30 over the four weeks running up to todays results. This has been the pattern for Ocado shares in recent years, with a perpetual cycle of disappointment and hope that possibly tempts some long-term investors as well as short-term traders. 