X0306 4 2018-12-04 0 0001474432 Pure Storage, Inc. PSTG 0001651908 Dietzen Scott 650 CASTRO ST MOUNTAIN VIEW CA 94041 1 0 0 0 Class A Common Stock 125799 D Class A Common Stock 2018-12-04 4 C 0 3806083 A 3913649 I By Trust Class A Common Stock 2018-12-04 4 C 0 900000 A 900000 I By Trust Class B Common Stock 2018-12-04 4 C 0 3806083 0.00 D Class A Common Stock 3806083 0 I By Trust Class B Common Stock 2018-12-04 4 C 0 900000 0.00 D Class A Common Stock 900000 0 I By Trust Stock Option (right to buy) 2.98 2018-12-04 4 J 0 600000 0.00 D 2024-03-27 Class B Common Stock 600000 0 D Stock Option (right to buy) 2.98 2018-12-04 4 J 0 600000 0.00 A 2024-03-27 Class A Common Stock 600000 600000 D Stock Option (right to buy) 17.00 2018-12-04 4 J 0 83333 0.00 D 2025-09-22 Class B Common Stock 83333 0 D Stock Option (right to buy) 17.00 2018-12-04 4 J 0 83333 0.00 A 2025-09-22 Class A Common Stock 83333 83333 D Stock Option (right to buy) 17.00 2018-12-04 4 J 0 125000 0.00 D 2025-09-22 Class B Common Stock 125000 0 D Stock Option (right to buy) 17.00 2018-12-04 4 J 0 125000 0.00 A 2025-09-22 Class A Common Stock 125000 125000 D On December 4, 2018, the Issuer's outstanding shares of Class B Common Stock ceased to represent at least 10% of all outstanding shares of Class A Common Stock and Class B Common Stock. As a result, each share of the Issuer's Class B Common Stock automatically converted into one share of Class A Common Stock pursuant to the Issuer's amended and restated certificate of incorporation. Shares are held by Scott Dietzen and Katherine Dietzen, Co-Trustees of the Dietzen Living Trust, dated January 16, 2009. Shares are held by JP Morgan Trust Company of Delaware, as Trustee of the Dietzen Family Irrevocable Trust GST Exempt Trust under agreement dated March 25, 2014. In connection with the automatic conversion described in footnote (1), outstanding Class B Common Stock options that were issued under the Issuer's 2009 Equity Incentive Plan remain unchanged, except that the underlying shares are now Class A Common Stock. The option vests in twenty-four (24) equal monthly installments beginning one month from April 1, 2018. The option shall be subject to accelerated vesting as set forth in optionee's employment agreement with the Issuer. The option vests in twelve (12) equal monthly installments beginning one month from January 1, 2020. The option shall be subject to accelerated vesting in accordance with the terms of the Issuer's change in control severance benefit plan. The option vests in twelve (12) equal monthly installments beginning one month from January 1, 2021. The option shall be subject to accelerated vesting in accordance with the terms of the Issuer's change in control severance benefit plan. /s/ Joseph T. FitzGerald, attorney-in-fact 2018-12-07