144 0001471500 XXXXXXXX LIVE 0000031462 ECOLAB INC. 001-09328 1 Ecolab Place St. Paul MN 55102 651-250-3323 Christophe Beck Officer Director Common E*Trade Financial Corporation

3 Edison Drive Alpharetta GA 30005

25830 4452059 284720960 05/05/2023 NYSE Common U.S. Bank N.A.

1555 N. River Center Drive Suite 302 Milwaukee WI 53212

8620 1485743 284720960 05/05/2023 NYSE Common Stock 05/05/2023 Stock Option Exercise Issuer N 25830 05/05/2023 Broker-assisted cashless exercise Common Stock 02/25/2021 Employee Stock Unit Vesting Issuer N 3166 02/25/2021 N/A (1) Common Stock 05/01/2020 Stock Option Exercise Issuer N 1837 05/01/2020 Net exercise Common Stock 02/26/2020 Employee Stock Unit Vesting Issuer N 3617 02/26/2020 N/A (1) Y (1) Employee paid no further consideration for the shares of the Issuer Common Stock issued upon vesting of performance-based restricted stock units. 05/05/2023 /s/ David F. Duvick, as Attorney-in-Fact for Christophe Beck