144 0002016592 XXXXXXXX LIVE 0001530979 The Honest Company, Inc. 001-40378 12130 Millennium Drive, #500 Los Angeles CA 90094 888-862-8818 Jonathan Mayle Officer Common Stock E*Trade Securities LLC

PO Box 484 Jersey City NJ 07303-0484

2261 16550.52 100961365 11/20/2024 NASDAQ Common Stock 11/19/2024 Restricted Stock Award The Honest Company, Inc. N 7500 11/19/2024 Compensation N Jonathan Mayle

12130 Millennium Drive Suite 500 Los Angeles CA 90094

Common stock 11/15/2024 21000 136500 Jonathan Mayle

12130 Millennium Drive Suite 500 Los Angeles CA 90094

Common stock 08/21/2024 8865 37942.2 ALL SALES LISTED ON THIS FORM, INCLUDING THOSE LISTED ON TABLE II, WERE SALES EFFECTED SOLELY TO COVER REQUIRED TAXES AND FEES DUE UPON THE VESTING AND SETTLEMENT OF RESTRICTED STOCK UNITS. 11/20/2024 /s/ Brendan Sheehey, Attorney-in-Fact