Matthew E. Tuckness

CIK: 0002080340

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)4 (66.7%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)2 (33.3%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

FIVN

Five9, Inc.

Officer

Discretionary Trading P&L

Holdings

Transaction History (6 total)

FIVN
Five9, Inc.
Jun 4, 2026
Sale(S)
Direct
8.6K shares at avg. $24.81$214K
FIVN
Five9, Inc.
Mar 4, 2026
Sale(S)
Direct
5.2K shares at avg. $17.87$92K
FIVN
Five9, Inc.
Feb 24, 2026
Award(A)
Direct
118.9K shares-
FIVN
Five9, Inc.
Dec 4, 2025
Sale(S)
Direct
5.3K shares at avg. $20.35$107K
FIVN
Five9, Inc.
Sep 4, 2025
Sale(S)
Direct
2K shares at avg. $25.72$52K
FIVN
Five9, Inc.
Aug 11, 2025
Award(A)
Direct
111.7K shares-

		Type	Shares	Price		Ownership
Jun 4, 2026	FIVN Five9, Inc.	Sale(S)	8,645	$24.81	$214,482	Direct
Mar 4, 2026	FIVN Five9, Inc.	Sale(S)	5,164	$17.87	$92,281	Direct
Feb 24, 2026	FIVN Five9, Inc.	Award(A)	118,922	-	$0	Direct
Dec 4, 2025	FIVN Five9, Inc.	Sale(S)	5,255	$20.35	$106,939	Direct
Sep 4, 2025	FIVN Five9, Inc.	Sale(S)	2,020	$25.72	$51,954	Direct
Aug 11, 2025	FIVN Five9, Inc.	Award(A)	111,731	-	-	Direct

1-6 of 6 transactions

About Tuckness Matthew E.

Tuckness Matthew E. (SEC CIK 0002080340) files insider reports with the SEC as Chief Revenue Officer of Five9, Inc. (FIVN).

Signal8 holds 7 ownership filings by Tuckness Matthew E. (1 Form 3, 6 Form 4), filed between Aug 6, 2025 and Jun 8, 2026. Those filings report 6 transactions, from Aug 11, 2025 to Jun 4, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Tuckness Matthew E.'s filings is in SAN RAMON, CA.

Recent filings by Tuckness Matthew E.

Jun 4, 2026: Open-market sale of FIVN shares (Form 4, code S).
Mar 4, 2026: Open-market sale of FIVN shares (Form 4, code S).
Feb 24, 2026: Grant or award of FIVN shares (Form 4, code A).
Dec 4, 2025: Open-market sale of FIVN shares (Form 4, code S).
Sep 4, 2025: Open-market sale of FIVN shares (Form 4, code S).

Other insiders filing for Five9, Inc. (FIVN)

Dignan Andy, President
Mansharamani Leena, SVP, Chief Accounting Officer
Lee Bryan M, Chief Financial Officer
Meriweather Tiffany N., Chief Admin. & Legal Officer
Hornish Robert, Chief Sales Officer
Vijayaragavan Niranjan, Chief Technology Officer

How to read Form 4 transaction codes