MAYFIELD VILLAGE, OHIO, May 15, 2024 (GLOBE NEWSWIRE) -- The Progressive Corporation (NYSE:PGR) today reported the following results for the month ended April 30, 2024:  April(millions, except per share amounts and ratios; unaudited)2024Net premiums written$6,178.0 Net premiums earned$5,575.0 Net income$420.3 Per share available to common shareholders$0.72 Total pretax net realized gains (losses) on securities$(266.1)Combined ratio – current year89.0                    – prior year month97.9 Average diluted ...