Shares of residential solar company SunPower (SPWR 21.12%) jumped as much as 27.4% in trading on Thursday after the company announced some new financing updates. Shares drifted lower as the day went on and are now up 19.9% at 3:15 p.m. ET.SunPower's debt kicked down the roadSunPower has been in default on some of its debt, leading to a "going concern" warning to investors. However, the company has gotten waivers from debtholders and is looking for more financing options. Today's news was that debtholders ha ...