144 0001835040 XXXXXXXX LIVE 0001793659 Rush Street Interactive, Inc. 001-39232 900 N. Michigan Ave. Suite 950 Chicago IL 60611 312-800-5760 Mattias Stetz Officer common Merrill Lynch, Pierce, Fenner & Smith Inc.

1 Town Center Road 9th Floor Boca Raton FL 33486

30000 603057 94555182 10/01/2025 NYSE common 09/27/2025 equity award Mattias Stetz N 7852 09/27/2025 cash common 03/26/2024 equity award Mattias Stetz N 6913 03/26/2024 cash common 03/15/2024 equity award Mattias Stetz N 15235 03/15/2024 cash N Mattias Stetz

900 N. Michigan Avenue Suite 950 Chicago IL 60611

common 09/02/2025 30000 643401 Mattias Stetz

900 N. Michigan Avenue Suite 950 Chicago IL 60611

common 08/01/2025 30000 579117 Mattias Stetz

900 N. Michigan Avenue Suite 950 Chicago IL 60611

common 07/03/2025 25000 375000 Mattias Stetz

900 N. Michigan Avenue Suite 950 Chicago IL 60611

common 07/01/2025 25000 370144 10/01/2025 08/16/2024 Mattias Stetz