 ELGIN, Ill.--BUSINESS WIRE--John B. Sanfilippo Son, Inc. NASDAQ: JBSS hereinafter the Company today announced that Mr. Frank S. Pellegrino, Executive Vice President, Finance and Administration, and Treasurer of the Company, will also be appointed Chief Financial Officer of the Company, effective August 20, 2021. As previously disclosed and in accordance with his succession plan, Mr. Michael J. Valentine stepped down from his role as Chief Financial Officer after the filing of the 