Joly has eliminated two top executive positions in the U.S. and hired Expedia executive Scott Durchslag to head global e-commerce.
Meanwhile, Best Buy co-founder and former Chairman Richard Schulze is considering a plan to take the company private.
More information about Best Buy's plan will likely be given during a meeting with analysts on Tuesday. Best Buy reports fiscal third-quarter results Nov. 20. The company has forecast net income will be "significantly below" last year and a key revenue figure will fall.
Best Buy Co. shares rose 55 cents, or 3.6 percent, to close at $15.85 Monday. Its shares traded as high as $28.53 in early December, but fell to a 52-week low or $14.38 last Tuesday.