COMMUNITY FINANCIAL SYSTEM, INC. — Director's Dealing 2020

Mar 6, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: COMMUNITY BANK SYSTEM, INC. (CBU)
CIK: 0000723188
Period of Report: 2020-03-05

Reporting Person: Serbun Joseph F (EVP, Chief Credit Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-03-03	Common Stock	F	243	$60.81	Disposed	10871.7242	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	1172.803	Indirect

Footnotes

F1: Payment of tax liability associated with the vesting of restricted stock awards.

F2: The number of shares reported herein acquired pursuant to Community Bank System, Inc.'s 401(k) Plan and are based on a current plan statement.