X0102 24F-2NT LIVE 1097519 XXXXXXXX false N-1A Columbia Funds Series Trust 290 Congress Street Boston MA X1 02210 COLUMBIA CAPITAL ALLOCATION MODERATE AGGRESSIVE PORTFOLIO S000010774 Columbia Capital Allocation Moderate Aggressive Portfolio Class A C000029775 Columbia Capital Allocation Moderate Aggressive Portfolio Class C C000029777 Columbia Capital Allocation Moderate Aggressive Portfolio Class R C000029778 Columbia Capital Allocation Moderate Aggressive Portfolio Institutional Class C000029779 Columbia Capital Allocation Moderate Aggressive Portfolio Institutional 3 Class C000129843 Columbia Capital Allocation Moderate Aggressive Portfolio Class S C000251871 COLUMBIA CAPITAL ALLOCATION MODERATE CONSERVATIVE PORTFOLIO S000010796 Columbia Capital Allocation Moderate Conservative Portfolio Class A C000029869 Columbia Capital Allocation Moderate Conservative Portfolio Class C C000029871 Columbia Capital Allocation Moderate Conservative Portfolio Class R C000029872 Columbia Capital Allocation Moderate Conservative Portfolio Institutional Class C000029873 811-09645 333-89661 01/31/2026 false false 252112961.84 332807681.50 1107232266.77 1440039948.27 0.00 (1187926986.43) 0.0001381 0.00 0 0.00 Martha A. Skinner Martha A. Skinner Assistant Treasurer 04/10/2026