Raymond C. Pecor III - 29 Apr 2026 Form 4 Insider Report for COMMUNITY FINANCIAL SYSTEM, INC. (CBU)

Reporting relationship: Director
Issuer ticker: CBU
Reported as of: 29 Apr 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 01 May 2026, 16:28:05 UTC
Prior SEC filing: 23 Mar 2026
Source filing: View source filing
Reporting owner signature: /s/ Danielle M. Cima, pursuant to a Confirming Statement executed by Raymond C. Pecor, III

Key filing fact

Raymond C. Pecor III filed Form 4 for COMMUNITY FINANCIAL SYSTEM, INC. (CBU) on 01 May 2026.

Key facts

This page summarizes Raymond C. Pecor III's Form 4 filing for COMMUNITY FINANCIAL SYSTEM, INC. (CBU).
2 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 01 May 2026, 16:28.

Change

Previous filing in this sequence was filed on 23 Mar 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001475265 Primary reporting owner

Pecor Raymond C III

Relationship: Director
Address: C/O COMMUNITY FINANCIAL SYSTEM, INC., 333 BUTTERNUT DRIVE, SYRACUSE
Signature: /s/ Danielle M. Cima, pursuant to a Confirming Statement executed by Raymond C. Pecor, III
Signature date: 01 May 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

CBU transaction

Common Stock

Options Exercise

Transaction value
Shares: +9
Change %: +0.08%
Price
Shares after: 11,448
Date: 29 Apr 2026
Ownership: Direct
Footnotes: F1

CBU holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 11,278
Date: 29 Apr 2026
Ownership: By Trust
Footnotes: F2

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

CBU transaction Derivative

Phantom Stock (Deferred Stock Units)

Options Exercise

Transaction value
Shares: -9
Change %: -0.13%
Price
Shares after: 7,181
Date: 29 Apr 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 9
Exercise price
Footnotes: F1, F3, F4

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

On April 29, 2026, the reporting person's phantom stock units were settled for 9 shares of Community Financial System, Inc. common stock, and .4418 shares were settled in cash at the price of $63.17 per share.

Footnote F2

The reporting person disclaims beneficial ownership of these securities, and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of all of the reported shares for purposes of Section 16 or any other purpose.

Footnote F3

The reporting person has received deferred stock units under the Community Financial System, Inc. 2022 Long-Term Incentive Plan, as amended (the "LTIP"). Each phantom stock unit which represents a deferred stock unit is the economic equivalent of one share of Community Financial System, Inc. common stock and will be settled in common stock at a predetermined date.

Footnote F4

Includes 54.1540 units of phantom stock acquired on April 10, 2026 under the LTIP's dividend reinvestment feature.