Financial information Return on investments Annual return on investments for Alecta's defined benefit pension and defined premium pension (Alecta Optimal Pension) as of September 30, 2025. Return on investments, defined benefit Date 3 months Year to date 1 year 5 years 30 Sept 2025 1.6 % 4.0 % 2.6 % 5.0 % Return on investments, defined premium Please see the Swedish version of the site.