OSLO, June 7 (Reuters) - Norway’s largest bank DNB said on Monday it had raised its bid for domestic rival Sbanken by around 4.5% to 11.6 billion crowns ($1.4 billion). DNB’s offer, which is subject to regulatory approval, now values each Sbanken share at 108.85 crowns. “This is the offerer’s best and final offer price,” DNB said in a statement. ($1 = 8.2721 Norwegian crowns) (Reporting by Terje Solsvik and Nerijus Adomaitis; editing by David Evans) Our Standards: The Thomson Reuters Trust Principles.