ZAGREB (Croatia), July 11 (SeeNews) - Cyprus-registered PTR Prime Tourist Resorts has raised its initial offer for a 38.05% stake it does not already own in Croatian hotel group Suncani Hvar [ZSE:SUNH-R-A] to 177.3 million kuna ($26.1 million/23.7 million euro) from 157.9 million kuna offered last month, Suncani Hvar said.