STOCKHOLM--(BUSINESS WIRE)--Regulatory News: Rejlers AB: (STO:REJL) Improved profitability in the fourth quarter Fourth quarter » Revenue increased by 12 per cent to SEK 464.1 million (414.9) » Operating profit was SEK 32.5 million (10.4) » The operating margin amounted to 7.0 per cent (2.5) » Profit after tax was SEK 24.7 million (7.4) » Earnings per share before dilution were SEK 2.01 (0.65) » Diluted earnings per share were SEK 2.01 (0.65) January–December » Revenue increased by 17 per cent