Scott Muirhead, of Jacksonville, Florida, a stockbroker with Merrill Lynch, Pierce, Fenner & Smith, Inc., was permanently barred from associating with any Financial Industry Regulatory Authority (FINRA) member firm in any capacity after consenting to findings that Muirhead failed to comply with a FINRA investigation. Letter of Acceptance, Waiver and Consent, No. 20150447853-01 (Apr. 19,…