Kerrie D. MacPherson - 14 Mar 2023 Form 4 Insider Report for COMMUNITY BANK SYSTEM, INC. (CBU)

Role: Director
Signature: /s/ Danielle M. Cima, pursuant to a Confirming Statement executed by Kerrie D. MacPherson
Issuer symbol: CBU
Transactions as of: 14 Mar 2023
Net transactions value: $0
Form type: 4
Filing time: 14 Mar 2023, 18:52:49 UTC
Previous filing: 29 Apr 2022
Next filing: 21 Mar 2023
SEC: View on sec.gov

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	CBU	Phantom Stock (Deferred Stock Units)	Award	$0	+1,154	+54%	$0.000000	3,308	14 Mar 2023	Common Stock	1,154		Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The reporting person has received deferred stock units under the Community Bank System, Inc. 2022 Long-Term Incentive Plan, as amended (the "Plan"). Each phantom stock unit which represents a deferred stock unit is the economic equivalent of one share of Community Bank System, Inc. common stock and will be settled in common stock at a predetermined date.
F2	Includes 57.5237 units of phantom stock acquired as dividend equivalents under the Plan.