BATON ROUGE, La. (AP) — Investar Holding Corp. (ISTR) announced a net income of $11.7 million for the third quarter on Thursday. The Baton Rouge, Louisiana-based bank reported earnings of 74 cents per share, with adjusted earnings, accounting for non-recurring costs, at 77 cents per share. During the period, the holding company recorded revenue of $56.4 million, with revenue net of interest expense totaling $36.8 million.