Five9, Inc.

For the period ended Sep 30, 2025. Filed Nov 6, 2025.

About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Sep 30, 2025 · Filed Nov 6, 2025

FIVN$28.87+2.7%Stored close · as of Nov 9, 2026

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Contents

ITEM 6. Exhibits

ExhibitNumber	Description
10.1+Ø	Employment Transition Agreement between Five9, Inc. and Michael Burkland, dated July 31, 2025 (filed as Exhibit 10.1 to the Company's Current Report on Form 8-K (filed with the SEC on July 31, 2025 (File No. 001-36383) and incorporated by reference herein.)
31.1*	Certification of Chief Executive Officer of Five9, Inc. Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.
31.2*	Certification of Chief Financial Officer of Five9, Inc. Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.
32.1**	Certification of Chief Executive Officer and Chief Financial Officer of Five9, Inc. Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.
101.INS*	XBRL Instance Document - the instance document does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL document.
101.SCH*	XBRL Taxonomy Schema Linkbase Document
101.CAL*	XBRL Taxonomy Calculation Linkbase Document
101.DEF*	XBRL Taxonomy Definition Linkbase Document
101.LAB*	XBRL Taxonomy Labels Linkbase Document
101.PRE*	XBRL Taxonomy Presentation Linkbase Document
104	Cover Page Interactive Data File. Formatted as inline XBRL and contained in Exhibit 101.

ØPreviously filed.

Indicates management contract or compensatory plan.

Filed herewith.

** Furnished herewith.

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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.