FINANCIAL INSTITUTIONS INC — Director's Dealing 2016

May 10, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: FINANCIAL INSTITUTIONS INC (FISI)
CIK: 0000862831
Period of Report: 2016-05-10

Reporting Person: Guarino Charles J (Senior Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2016-05-10	Common Stock	P	500	$27.14	Acquired	2723	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	745	Indirect
Common Stock	80	Indirect

Footnotes

F1: Includes 31 shares acquired under the FISI 401(k) plan since the date of the reporting person's last ownership report.