X0101 EFFECT 33 LIVE 2021-02-26 17:29:00

N-14

0001112996 AIM COUNSELOR SERIES TRUST (INVESCO COUNSELOR SERIES TRUST) 333-252353 0001112996 AIM COUNSELOR SERIES TRUST (INVESCO COUNSELOR SERIES TRUST) S000064615 Invesco Senior Floating Rate Fund C000209157 Class R6 0001112996 AIM COUNSELOR SERIES TRUST (INVESCO COUNSELOR SERIES TRUST) S000064616 Invesco Senior Floating Rate Plus Fund C000209165 Class R6 0001112996 AIM COUNSELOR SERIES TRUST (INVESCO COUNSELOR SERIES TRUST) S000064615 Invesco Senior Floating Rate Fund C000209158 Class R5 0001112996 AIM COUNSELOR SERIES TRUST (INVESCO COUNSELOR SERIES TRUST) S000064616 Invesco Senior Floating Rate Plus Fund C000209166 Class R5 0001112996 AIM COUNSELOR SERIES TRUST (INVESCO COUNSELOR SERIES TRUST) S000064615 Invesco Senior Floating Rate Fund C000209159 Class Y 0001112996 AIM COUNSELOR SERIES TRUST (INVESCO COUNSELOR SERIES TRUST) S000064616 Invesco Senior Floating Rate Plus Fund C000209167 Class Y 0001112996 AIM COUNSELOR SERIES TRUST (INVESCO COUNSELOR SERIES TRUST) S000064615 Invesco Senior Floating Rate Fund C000209160 Class R 0001112996 AIM COUNSELOR SERIES TRUST (INVESCO COUNSELOR SERIES TRUST) S000064616 Invesco Senior Floating Rate Plus Fund C000209164 Class R 0001112996 AIM COUNSELOR SERIES TRUST (INVESCO COUNSELOR SERIES TRUST) S000064615 Invesco Senior Floating Rate Fund C000209161 Class A 0001112996 AIM COUNSELOR SERIES TRUST (INVESCO COUNSELOR SERIES TRUST) S000064616 Invesco Senior Floating Rate Plus Fund C000209168 Class A 0001112996 AIM COUNSELOR SERIES TRUST (INVESCO COUNSELOR SERIES TRUST) S000064615 Invesco Senior Floating Rate Fund C000209162 Class C 0001112996 AIM COUNSELOR SERIES TRUST (INVESCO COUNSELOR SERIES TRUST) S000064616 Invesco Senior Floating Rate Plus Fund C000209163 Class C