Best Buy CEO resigns amid conduct inquiry BLOOMBERG Copyright 2012 BLOOMBERG. All rights reserved. This material may not be published, broadcast, rewritten or redistributed. Published 05:11 p.m., Tuesday, April 10, 2012 "Certain issues were brought to the board's attention regarding Mr. Dunn's personal conduct, unrelated to the company's operations or financial controls, and an audit committee investigation was initiated," Claire Koeneman, a Best Buy spokeswoman who works for H+K Strategies, said Tuesday in an e-mailed statement. The change in management, with board member G.