Full interview with Neuberger Berman CEO on some of the firm's key proxy votes

As companies hold annual meetings, large shareholders increasingly are using their proxy votes to try to force change, sometimes in ways management doesn't like. For the second year in a row, Neuberger Berman is disclosing the way it'll vote on some key proposals, which concerns some companies like Berkshire Hathaway, HCA Healthcare, Kellogg and Asics. George Walker, chairman and CEO of Neuberger Berman, joins CNBC's "Squawk Box" to discuss.