LIGHTSPEED VENTURE PARTNERS VIII LP - 07 May 2021 Form 4 Insider Report for Honest Company, Inc. (HNST)

Footnote F1

Shares held by Lightspeed Venture Partners VIII, L.P. ("Lightspeed VIII"). Lightspeed General Partner VIII, L.P. ("LGP VIII") is the general partner of Lightspeed VIII. Lightspeed Ultimate General Partner VIII, Ltd. ("LUGP VIII") is the general partner of LGP VIII. Barry Eggers, Ravi Mhatre and Peter Nieh are the directors of LUGP VIII and share voting and dispositive power with respect to the shares held by Lightspeed VIII. LGP VIII, LUGP VIII and Messrs. Eggers, Mhatre and Nieh disclaim beneficial ownership of the shares held by Lightspeed VIII except to the extent of their respective pecuniary interests therein.

Footnote F2

Shares held by Lightspeed Venture Partners Select, L.P. ("Lightspeed Select"). Lightspeed General Partner Select, L.P. ("LGP Select") is the general partner of Lightspeed Select. Lightspeed Ultimate General Partner Select, Ltd. ("LUGP Select") is the general partner of LGP Select. Barry Eggers, Jeremy Liew, Ravi Mhatre and Peter Nieh are the directors of LUGP Select and share voting and dispositive power with respect to the shares held by Lightspeed Select. LGP Select, LUGP Select and Messrs. Eggers, Liew, Mhatre and Nieh disclaim beneficial ownership of the shares held by Lightspeed Select except to the extent of their respective pecuniary interests therein.

Footnote F3

The shares of Series A Preferred Stock automatically converted into an equal number shares of common stock of the issuer immediately prior to consummation of the issuer's initial public offering. The shares of Series A Preferred Stock had no expiration date.

Footnote F4

The shares of Series A-1 Preferred Stock automatically converted into an equal number shares of common stock of the issuer immediately prior to consummation of the issuer's initial public offering. The shares of Series A-1 Preferred Stock had no expiration date.

Footnote F5

The shares of Series B Preferred Stock automatically converted into an equal number of shares of common stock of the issuer immediately prior to the issuer's initial public offering. The shares of Series B Preferred Stock had no expiration date.

Footnote F6

The shares of Series C Preferred Stock automatically converted into shares of common stock of the issuer immediately prior to consummation of the issuer's initial public offering on a 1-1.056925 basis. The shares of Series C Preferred Stock had no expiration date.

Footnote F7

The shares of Series E Preferred Stock automatically converted into an equal number of shares of common stock of the issuer immediately prior to the issuer's initial public offering. The shares of Series E Preferred Stock had no expiration date.