Nelson Peltz. David A. Grogan/CNBC/NBCU Photo Bank/NBCUniversal via Getty Images Billionaire investor Nelson Peltz told CNBC that he phones Sen. Joe Manchin weekly. Peltz says he offers Manchin encouragement as the senator seeks to whittle down Biden's climate and social bill. Progressives say Manchin is in the pocket of big money donors, a claim he denies. Billionaire investor Nelson Peltz told CNBC that he speaks to Sen.