144 0001803757 XXXXXXXX LIVE 0001267238 ASSURANT, INC. 001-31978 260 INTERSTATE NORTH CIRCLE S.E. ATLANTA GA 30339 770-763-1000 FRANCESCA L LUTHI-PREVITALI Officer Common Morgan Stanley Smith Barney LLC Executive Financial Services

1 New York Plaza 38th Floor New York NY 10004

3700 529081.13 53022687 08/07/2023 NYSE Common 07/15/2021 Restricted stock vesting under a registered plan Company Benefit Plan N 556 07/15/2021 Services Rendered Common 11/16/2022 Restricted stock vesting under a registered plan Company Benefit Plan N 601 11/16/2022 Services Rendered Common 11/16/2021 Restricted stock vesting under a registered plan Company Benefit Plan N 278 11/16/2021 Services Rendered Common 03/16/2022 Restricted stock vesting under a registered plan Company Benefit Plan N 28 03/16/2022 Services Rendered Common 07/15/2022 Restricted stock vesting under a registered plan Company Benefit Plan N 557 07/15/2022 Services Rendered Common 07/15/2023 Restricted stock vesting under a registered plan Company Benefit Plan N 1680 07/15/2023 Services Rendered Y 08/07/2023 /s/ Francesca Luthi-Previtali