X0206 3 2015-10-06 0 0001474432 Pure Storage, Inc. PSTG 0001541539 Greylock XIII GP LLC 2550 SAND HILL ROAD, SUITE 200 MENLO PARK CA 94025 0 0 1 0 0001474746 Greylock XIII Limited Partnership 2550 SAND HILL ROAD, SUITE 200 MENLO PARK CA 94025 0 0 1 0 0001474747 Greylock XIII-A Limited Partnership 2550 SAND HILL ROAD, SUITE 200 MENLO PARK CA 94025 0 0 1 0 Series B Preferred Stock Class B Common Stock 16383768 I By Greylock XIII Limited Partnership Series C Preferred Stock Class B Common Stock 2325304 I By Greylock XIII Limited Partnership Series D Preferred Stock Class B Common Stock 1639614 I By Greylock XIII Limited Partnership Series E Preferred Stock Class B Common Stock 2856376 I By Greylock XIII Limited Partnership Series F Preferred Stock Class B Common Stock 1416867 I By Greylock XIII Limited Partnership Series B Preferred Stock Class B Common Stock 1475028 I By Greylock XIII-A Limited Partnership Series C Preferred Stock Class B Common Stock 209348 I By Greylock XIII-A Limited Partnership Series D Preferred Stock Class B Common Stock 147612 I By Greylock XIII-A Limited Partnership Series E Preferred Stock Class B Common Stock 257158 I By Greylock XIII-A Limited Partnership Series F Preferred Stock Class B Common Stock 127560 I By Greylock XIII-A Limited Partnership The preferred stock will automatically convert into Class B common stock on a 1-to-1 basis immediately upon closing of the initial public offering of the issuer and has no expiration date. The shares are held directly by Greylock XIII Limited Partnership ("Greylock XIII LP"). Greylock XIII GP LLC ("Greylock XIII GP") is the general partner of Greylock XIII LP. As a result, Greylock XIII GP may be deemed to share voting and dispositive power with regard to the shares held directly by Greylock XIII LP. Greylock XIII GP disclaims beneficial ownership of the securities held by Greylock XIII LP except to the extent of any pecuniary interest therein and the inclusion of these securities in this report shall not be deemed an admission by Greylock XIII GP of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes. The shares are held directly by Greylock XIII-A Limited Partnership ("Greylock XIII-A LP"). Greylock XIII GP is the general partner of Greylock XIII-A LP. As a result, Greylock XIII GP may be deemed to share voting and dispositive power with regard to the shares held directly by Greylock XIII-A LP. Greylock XIII GP disclaims beneficial ownership of the securities held by Greylock XIII-A LP except to the extent of any pecuniary interest therein and the inclusion of these securities in this report shall not be deemed an admission by Greylock XIII GP of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes. Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Upon the closing of the issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-206312) under the Securities Act of 1933, as amended, the Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025. /s/ Donald A. Sullivan, as Administrative Partner of Greylock XIII GP LLC 2015-10-06 /s/ Donald A. Sullivan, as Administrative Partner of Greylock XIII GP LLC, the general partner of Greylock XIII Limited Partnership 2015-10-06 /s/ Donald A. Sullivan, as Administrative Partner of Greylock XIII GP LLC, the general partner of Greylock XIII-A Limited Partnership 2015-10-06