Five9, Inc. — Director's Dealing 2015

May 13, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Five9, Inc. (FIVN)
CIK: 0001288847
Period of Report: 2015-05-11

Reporting Person: ZWARENSTEIN BARRY (Chief Financial Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-05-11	Common Stock	M	16755	$0.96	Acquired	358502	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-05-11	Employee Stock Option (right to buy)	$0.96	M	16755	Disposed	2022-04-27	Common Stock (16755)	Direct

Footnotes

F1: Original option grant was for 402,135 shares. Option began vesting with respect to 25% of shares subject to the option one year after January 11, 2012, and with respect to the remaining 75% of the shares subject to the option in 36 equal monthly installments thereafter.