Five9, Inc. — Director's Dealing 2016

May 16, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Five9, Inc. (FIVN)
CIK: 0001288847
Period of Report: 2016-05-13

Reporting Person: Hummer Winblad Equity Partners V, LLC (10% Owner)
Reporting Person: HUMMER WINBLAD VENTURE PARTNERS V LP (10% Owner)
Reporting Person: HUMMER WINBLAD VENTURE PARTNERS V A LP (10% Owner)
Reporting Person: Hummer John (10% Owner)
Reporting Person: WINBLAD ANN L (10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2016-05-13	Common Stock	J	500000	$0.00	Disposed	7060041	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	52173	Indirect

Footnotes

F1: The reported shares are owned directly by Mitchell Kertzman, who is a managing member of Hummer Winblad Equity Partners V, L.L.C. ("HWEP V"), which is the general partner of Hummer Winblad Venture Partners V, L.P. ("HWVP V") and Hummer Winblad Venture Partners V-A, L.P. ("HWVP VA"). By agreement with HWEP V, Mr. Kertzman holds the shares for the benefit of HWEP V. Mr. Kertzman disclaims beneficial ownership of the shares except to the extent of his pecuniary interest therein.

F2: HWVP V distributed for no consideration an aggregate of 500,000 shares of Common Stock of the Issuer to its limited partners on a pro rata basis.

F3: The reported shares are held directly by HWVP V as nominee for HWVP V and HWVP VA. John Hummer, Ann Winblad and Mitchell Kertzman are the managing members of HWEP V, which is the general partner of HWVP V and HWVP VA. HWEP V, Mr. Hummer, Ms. Winblad and Mr. Kertzman disclaim beneficial ownership of all securities held by HWVP V, except to the extent of their pecuniary interests therein.