são paulohapvida participações e investimentos sas shares plunged 25 after the hospital operator reported a loss in the fourth quarter the shares reached 335 reais the equivalent of 64 cents and are down about 12 from the end of last year through tuesdays close brazils benchmark ibovespa stocks index was down 07 in latemorning trading hapvida said tuesday after the close of trading that it had a consolidated net loss of brl3167 million in the quarter and had sales of brl65 billion hapvidas medical loss ratio was little changed with few signs of improvement in sight and financial expenses continue to pressure the companys bottom line analysts at xp investimentos said in a research note