The Securities and Exchange Commission (SEC) has charged a former financial consultant, his father, and two close friends with $1 m in insider trading. Federico Nannin made the decisions alongside his friends and family ahead of MasTec Inc.’s pending acquisition of Infrastructure and Energy Alternatives, Inc. (IEA). Nannin was a consultant working with a financial firm, IEA was a client of this firm, and where he got the information to feed back to his accomplices, said the SEC. Former consultant and close friends and family chargedFederico Nannini was entrusted with sensitive information know…