TOMPKINS FINANCIAL CORP

United States

Securities and Exchange Commission

Washington, D.C. 20549

FORM 10-Q

For the quarterly period ended June 30, 2026

OR

For the transition period from _____ to ______

Commission File Number 1-12709

Tompkins Financial Corp oration

(Exact name of registrant as specified in its charter)

118 E. Seneca Street, P.O. Box 460, Ithaca, NY

(Address of principal executive offices)

(Zip Code)

Registrant’s telephone number, including area code:(888)503-5753

Former name, former address, and former fiscal year, if changed since last report: NA

Securities registered pursuant to Section 12(b) of the Act:

Indicate by check mark whether the registrant: (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes ☒ No☐.

Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T during the preceding 12 months (or for such shorter period that the registrant was required to submit such files). Yes ☒ No☐.

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerging growth company. See the definitions of "large accelerated filer", "accelerated filer", "smaller reporting company", and "emerging growth company" in Rule 12b-2 of the Exchange Act. (Check one):

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of Exchange Act.☐

Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act.) Yes☐ No☒.

Indicate the number of shares of the Registrant's Common Stock outstanding as of the latest practicable date:14,382,905 shares as of July 24, 2026.

FORM 10-Q

INDEX

Glossary of Abbreviations and Acronyms

The acronyms and abbreviations identified below are used throughout this report, including the Notes to Unaudited Consolidated Financial Statements. You may find it helpful to refer to this page as you read this report. All references in the glossary to laws are to those laws as amended from time to time.