Advanced Micro Devices (NYSE:AMD) is making some executive changes. The company announced yesterday that senior vice president and CFO Thomas Seifert has decided to resign to pursue other opportunities. Devinder Kumar, senior vice president and corporate controller, with serve in his place while AMD searches for a replacement. President and CEO of the company Rory Read thanked Seifert for his service to the company in a press release. Mr. Seifert will continue with the company until September 28. The new personnel change not sitting right with Wall Street. AMD stock is down over 6% to $3.75.