Five9, Inc. — Director's Dealing 2017

May 17, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Five9, Inc. (FIVN)
CIK: 0001288847
Period of Report: 2017-05-15

Reporting Person: Welsh David S. (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-05-15	Common Stock	A	7155	—	Acquired	38631	Direct
2017-05-16	Common Stock	J	12182	—	Disposed	41449	Direct

Footnotes

F1: Due to an arrangement with Adams Street Partners, LLC ("ASP"), of which Mr. Welsh was previously a partner, Mr. Welsh is transferring to ASP 12,182 of 15,000 shares received pursuant to a grant of RSUs on May 18, 2016, and is retaining the remaining 2,818 shares as directly held securities. Mr. Welsh is no longer affiliated with ASP.