 OMAHA, Neb.--BUSINESS WIRE--Yellowstone Acquisition Company the CompanyNASDAQ:YSACU, YSAC and YSACW, a special purpose acquisition company SPAC, announced that the Company has filed a Form 12b-25 to allow it time to account for recent changes in accounting for warrants issued by SPACs. The Company has chosen to extend its filing date to provide additional time to complete the preparation of its financial statements, which could not be accomplished by the original filing date without 