144 0001933634 XXXXXXXX LIVE 0001530979 The Honest Company, Inc. 001-40378 12130 Millennium Drive, #500 Los Angeles CA 90094 888-862-8818 Stephen Winchell Officer Common stock E*Trade Securities LLC PO Box 484 Jersey City NJ 07303-0484 12563 40452.86 109568852 05/20/2026 NASDAQ Common Stock 05/19/2026 Shares acquired upon vesting of Restricted Stock Units awarded under the Issuer's 2021 Equity Incentive Plan. The Honest Company, Inc. N 35008 05/19/2026 Equity compensation N Stephen Winchell 12130 Millennium Drive Suite 500 Los Angeles CA 90094 Common stock 03/05/2026 21287 60667.95 Stephen Winchell 12130 Millennium Drive Suite 500 Los Angeles CA 90094 Common stock 03/03/2026 73685 209265.4 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. 05/20/2026 /s/ Brendan Sheehey, Attorney-in-Fact