Investors are piling into stocks of bankrupt companies, wagering against a court process that routinely wipes out shareholders. Car renter Hertz Global Holdings Inc., oil driller Whiting Petroleum Corp. and retailer J.C. Penney Co. are among companies that have seen their shares more than double in recent trading sessions despite being in Chapter 11 bankruptcy, a process that allows companies to keep operating while working out a plan to repay creditors. “I have always thought people have a psychological urge to buy stocks at a low price,” Kirk Ruddy, a former bankruptcy claims trader. Retail investors may be buying ... (full story)