Five9 Inc.

Last updated September 27, 2026

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Organization details

Legal name: Five9 Inc.
Former names: Five 9 Inc
Ownership: Public
Status: Active
Sector (GICS): Information Technology
SIC code: 7374 — Services-Computer Processing & Data Preparation
Jurisdiction of incorporation: Delaware
Headquarters city: SAN Ramon
Headquarters state / province: California
Headquarters country: United States
Fiscal year end: December
Ticker symbol: FIVN
Primary stock exchange: Nasdaq

Identifiers

SEC CIK: 0001288847
EIN: 94-3394123

Board of directors

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David G. Dewalt · Director Overboarded
Since 2023
David S. Welsh · Director
Since 2023
Jack L. Acosta · Director
Since 2023
Jonathan D. Mariner · Director
Since 2023
Julie Iskow · Director
Since 2023
Kimberly Alexy · Director
Since 2023
Maria C. Walker · Director
Since 2024
Michael Burkland · Director
Since 2026
Michael J. Burdiek · Director
Since 2023
Robert Zollars · Director
Since 2023
Sagar Gupta · Director
Since 2024
Sudhakar Ramakrishna · Director
Since 2025
Sue Barsamian · Director
Since 2023

Director election results

Annual meeting of May 20, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Sagar Gupta

99.2%

Board connections

9 of this board's directors also sit on 16 other boards. 7 are in the same sector.

Shared director Other board Same sector

Box Inc. Same sector
via Sue Barsamian
Cardinal Health Inc.
via Sudhakar Ramakrishna
Delta Air Lines Inc.
via David G. Dewalt
DocGo Inc.
via Michael J. Burdiek
Exelon Corporation
via David G. Dewalt
Gen Digital Inc. Same sector
via Sue Barsamian
HawkEye 360 Inc. Same sector
via David G. Dewalt
Iron Dome Acquisition I Corp.
via David G. Dewalt
MapLight Therapeutics Inc.
via Maria C. Walker
Netskope Inc. Same sector
via Kimberly Alexy
Rimini Street Inc. (DE)
via Jack L. Acosta
Rocket Companies Inc.
via Jonathan D. Mariner
Sandisk Corporation Same sector
via Kimberly Alexy
Tyson Foods Inc.
via Jonathan D. Mariner
Western Digital Corporation Same sector
via Kimberly Alexy
Workiva Inc. Same sector
via Julie Iskow

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Bought, last 12 months: $1,924; 1 purchase by 1 insider
Sold, last 12 months: $6,946,516; 55 sales by 7 insiders

Date	Insider	Transaction	Shares	Price	Value
Sep 17, 2026	Dignan Andy Officer (President)	Open-market sale	−6,986	$35.00	$244,510
Sep 15, 2026	Mansharamani Leena Officer (SVP, Chief Accounting Officer)	Gift	−630	—	—
Sep 8, 2026	Meriweather Tiffany N. Officer (Chief Admin. & Legal Officer)	Open-market sale	−5,114	$31.55	$161,347
Sep 8, 2026	Dignan Andy Officer (President)	Open-market sale	−2,746	$31.57	$86,691
Sep 8, 2026	Lee Bryan M Officer (Chief Financial Officer)	Open-market sale	−1,310	$32.60	$42,706
Sep 8, 2026	Mansharamani Leena Officer (SVP, Chief Accounting Officer)	Open-market sale	−1,253	$31.53	$39,507
Sep 4, 2026	Dignan Andy Officer (President)	Open-market sale	−2,900	$33.00	$95,700
Sep 4, 2026	Meriweather Tiffany N. Officer (Chief Admin. & Legal Officer)	Open-market sale	−5,600	$33.02	$184,912
Sep 4, 2026	Lee Bryan M Officer (Chief Financial Officer)	Open-market sale	−6,500	$33.05	$214,825
Sep 4, 2026	Dignan Andy Officer (President)	Open-market sale	−4,379	$33.51	$146,740
Sep 4, 2026	Meriweather Tiffany N. Officer (Chief Admin. & Legal Officer)	Open-market sale	−7,809	$33.51	$261,680
Sep 4, 2026	Lee Bryan M Officer (Chief Financial Officer)	Open-market sale	−7,813	$33.52	$261,892
Sep 4, 2026	Mansharamani Leena Officer (SVP, Chief Accounting Officer)	Open-market sale	−2,505	$33.32	$83,467
Sep 4, 2026	Dignan Andy Officer (President)	Open-market sale	−3,295	$33.45	$110,218
Sep 4, 2026	Lee Bryan M Officer (Chief Financial Officer)	Open-market sale	−4,995	$33.45	$167,083

Peers

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Questions about Five9 Inc.

How many directors are on Five9 Inc.'s board?

Five9 Inc.'s board has 13 directors: David G. Dewalt, David S. Welsh, Jack L. Acosta, Jonathan D. Mariner, Julie Iskow, Kimberly Alexy, Maria C. Walker, Michael Burkland, Michael J. Burdiek, Robert Zollars and 3 others.

Are Five9 Inc. insiders buying or selling shares?

Over the last 12 months, Five9 Inc. insiders bought $1,924 of shares in 1 purchase and sold $6.9 million of shares in 55 sales on the open market, as reported to the SEC on Forms 4 and 5.

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