FINANCIAL INSTITUTIONS INC

For the period ended Jun 30, 2026. Filed Aug 3, 2026.

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.

Jun 30, 2026 · Filed Aug 3, 2026

FISI$40.22+1.2%Stored close · as of Nov 9, 2026

Extracted filing text, with the paragraph anchors used by the comparison.

See the whole filing, with its images and exhibits

Contents

Item 6. Exhibits

(a) The following is a list of all exhibits filed or incorporated by reference as part of this Report:

ExhibitNumber	Description	Location
3.1	Amended and Restated Certificate of Incorporation of the Company	Incorporated by reference to Exhibits 3.1, 3.2 and 3.3 of the Form 10-K for the year ended December 31, 2008, dated March 12, 2009
3.2	Amended and Restated Bylaws of Financial Institutions, Inc.	Incorporated by reference to Exhibit 3.1 of the Form 8-K, dated June 25, 2019
31.1	Certification pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 – Principal Executive Officer	Filed Herewith
31.2	Certification pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 – Principal Financial Officer	Filed Herewith
32	Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002	Filed Herewith
101.INS	Inline XBRL Instance Document
101.SCH	Inline XBRL Taxonomy Extension Schema With Embedded Linkbases Document
104	Cover Page Interactive Data File (embedded within the Inline XBRL document)

ContentsView on SEC.gov

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