FINANCIAL INSTITUTIONS INC — Director's Dealing 2016

May 2, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: FINANCIAL INSTITUTIONS INC (FISI)
CIK: 0000862831
Period of Report: 2016-04-29

Reporting Person: ANDERSON KARL VALENTINE JR (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2016-04-29	Common Stock	M	2000	$19.70	Acquired	13183	Direct
2016-04-29	Common Stock	S	1410	$28.4389	Disposed	11773	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2016-04-29	Stock Option (right to buy)	$19.70	M	2000	Disposed	2016-05-03	Common Stock (2000)	Direct

Footnotes

F1: Option vested in three equal annual installments beginning on May 3, 2007.