Community Financial System Inc.

Last updated September 27, 2026

Organization details

Legal name
Community Financial System Inc.
Former names
Community Bank System, INC. COMMUNITY BANK NA, a subsidiary of Community Bank System Inc
Ownership
Public
Status
Active
Sector (GICS)
Financials
SIC code
6021 — National Commercial Banks
Jurisdiction of incorporation
Delaware
Headquarters city
Syracuse
Headquarters state / province
New York
Headquarters country
United States
Fiscal year end
December
Ticker symbol
CBU
Primary stock exchange
NYSE

Identifiers

SEC CIK
0000723188
EIN
16-1213679

Board of directors

Chief executives

Mark E. Tryniski · President & CEO
Dates unknown
Dimitar Karaivanov · President & CEO
Dates unknown

Director election results

Annual meeting of May 20, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Board connections

3 of this board's directors also sit on 3 other boards. 1 is in the same sector.

Network of Community Financial System Inc.'s board connections PAR Technology Corporation PAR Technology Corpora... Tanger Inc. Tanger Inc. The Bancorp Inc The Bancorp Inc Mark E. Tryniski Mark E. Tryniski Savneet Singh Savneet Singh Susan E. Skerritt Susan E. Skerritt Community Financial System...
Shared director Other board Same sector

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Bought, last 12 months
$75,263
3 purchases by 3 insiders
Sold, last 12 months
$1,810,491
6 sales by 5 insiders
Date Insider Transaction Shares Price Value
Sep 9, 2026 Savneet Singh Director Open-market purchase +400 $62.47 $24,988
Aug 27, 2026 John A. Vaccaro Director Open-market purchase +317 $63.11 $20,006
Aug 24, 2026 Brenda M. Hall Director Open-market purchase +476 $63.59 $30,269
Jun 25, 2026 Mark J. Bolus Director Open-market sale −12,191 $67.00 $816,786
Jun 10, 2026 Durkee Deresa Fischer Officer (SVP, Chief Accounting Officer) Option exercise +427 $51.64 $22,050
Jun 10, 2026 Durkee Deresa Fischer Officer (SVP, Chief Accounting Officer) Option exercise +1,196 $44.27 $52,947
Jun 10, 2026 Durkee Deresa Fischer Officer (SVP, Chief Accounting Officer) Shares withheld for tax −1,326 $64.77 $85,885
Jun 8, 2026 Eric Stickels Director Open-market sale −2,000 $63.98 $127,960
May 4, 2026 Wlos Marya Burgio Officer (EVP & Chief Financial Officer) Shares withheld for tax −273 $63.62 $17,368
Apr 29, 2026 Sally A. Steele Director Option exercise +9 — —
Apr 29, 2026 Raymond C. Pecor III Director Option exercise +9 — —
Apr 29, 2026 John Parente Director Option exercise +9 — —
Apr 29, 2026 Jeffery J. Knauss Director Option exercise +9 — —
Mar 19, 2026 Raymond C. Pecor III Director Option exercise +1,254 — —
Mar 19, 2026 Sally A. Steele Director Option exercise +1,254 — —

Organizations in the same sector, closest in location and size first.

Questions about Community Financial System Inc.

Who is the CEO of Community Financial System Inc.?

Mark E. Tryniski is Community Financial System Inc.'s President & CEO.

How many directors are on Community Financial System Inc.'s board?

Community Financial System Inc.'s board has 18 directors: Brenda M. Hall, Brian R. Ace, Dimitar Karaivanov, Eric Stickels, Jeffery J. Knauss, Jeffrey L. Davis, John A. Vaccaro, John F. Whipple, John Parente, Kerrie D. MacPherson and 8 others.

Are Community Financial System Inc. insiders buying or selling shares?

Over the last 12 months, Community Financial System Inc. insiders bought $75,263 of shares in 3 purchases and sold $1.8 million of shares in 6 sales on the open market, as reported to the SEC on Forms 4 and 5.

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