source:[1] Leidos Holdings, Inc. (LDOS): A Bull Case Theory (https://finance.yahoo.com/news/leidos-holding ...)[2] Leidos Holdings, Inc. Common Stock (LDOS) Historical Quotes - Nasdaq (https://vertexaisearch.cloud.google.com/groun ...)[3] Leidos Posts Strong Second Quarter Results and Raises Full-Year Guidance - PR Newswire (https://vertexaisearch.cloud.google.com/groun ...)