Community Financial System, Inc. (CBU)
Community Financial System, Inc. (CBU) Insider Trading
Directors, officers and holders of more than 10% of CBU report their trades in its stock on SEC Form 4, within two business days. Each row below is one Form 4 transaction line. The one-letter code says what kind of transaction it was: only P (purchase) and S (sale) are open-market or private trades; awards, option exercises, tax withholding and gifts carry other codes.
Recent Form 4 transactions
The 50 most recent of 212 transactions on file: 3 with code P, 2 with code S and 45 with other codes.
| Date | Insider | Title | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 17, 2026 | Sullivan Michele | Director | A Award | 396 | $62.77 | $24,875 |
| Sep 17, 2026 | Vaccaro John A | Director | A Award | 347 | $62.77 | $21,750 |
| Sep 9, 2026 | Singh Savneet | Director | P Purchase | 400 | $62.47 | $24,988 |
| Aug 27, 2026 | Vaccaro John A | Director | P Purchase | 317 | $63.11 | $20,006 |
| Aug 24, 2026 | Hall Brenda M | Director | P Purchase | 476 | $63.59 | $30,271 |
| Jun 25, 2026 | Bolus Mark J. | Director | S Sale | 12,191 | $67.00 | $816,786 |
| Jun 18, 2026 | Sullivan Michele | Director | A Award | 406 | $61.24 | $24,875 |
| Jun 18, 2026 | Vaccaro John A | Director | A Award | 320 | $61.24 | $19,625 |
| Jun 10, 2026 | Durkee Deresa Fischer | SVP, Chief Accounting Officer | M Exercise | 427 | $51.64 | $22,050 |
| Jun 10, 2026 | Durkee Deresa Fischer | SVP, Chief Accounting Officer | F Tax Payment | 1,326 | $64.77 | $85,885 |
| Jun 10, 2026 | Durkee Deresa Fischer | SVP, Chief Accounting Officer | M Exercise | 427 | Not measured | Not measured |
| Jun 10, 2026 | Durkee Deresa Fischer | SVP, Chief Accounting Officer | M Exercise | 1,196 | Not measured | Not measured |
| Jun 10, 2026 | Durkee Deresa Fischer | SVP, Chief Accounting Officer | M Exercise | 1,196 | $44.27 | $52,947 |
| Jun 8, 2026 | STICKELS ERIC | Director | S Sale | 2,000 | $63.98 | $127,962 |
| May 4, 2026 | Wlos Marya Burgio | EVP & Chief Financial Officer | F Tax Payment | 273 | $63.62 | $17,368 |
| Apr 29, 2026 | Knauss Jeffery J | Director | M Exercise | 9 | Not measured | Not measured |
| Apr 29, 2026 | STEELE SALLY A | Director | M Exercise | 9 | Not measured | Not measured |
| Apr 29, 2026 | Pecor Raymond C III | Director | M Exercise | 9 | Not measured | Not measured |
| Apr 29, 2026 | Pecor Raymond C III | Director | M Exercise | 9 | Not measured | Not measured |
| Apr 29, 2026 | Parente John | Director | M Exercise | 9 | Not measured | Not measured |
| Apr 29, 2026 | Parente John | Director | M Exercise | 9 | Not measured | Not measured |
| Apr 29, 2026 | Knauss Jeffery J | Director | M Exercise | 9 | Not measured | Not measured |
| Apr 29, 2026 | STEELE SALLY A | Director | M Exercise | 9 | Not measured | Not measured |
| Mar 19, 2026 | Parente John | Director | M Exercise | 1,254 | Not measured | Not measured |
| Mar 19, 2026 | Knauss Jeffery J | Director | M Exercise | 1,254 | Not measured | Not measured |
| Mar 19, 2026 | STEELE SALLY A | Director | M Exercise | 1,254 | Not measured | Not measured |
| Mar 19, 2026 | Parente John | Director | M Exercise | 1,254 | Not measured | Not measured |
| Mar 19, 2026 | Vaccaro John A | Director | A Award | 315 | $55.61 | $17,500 |
| Mar 19, 2026 | Sullivan Michele | Director | A Award | 447 | $55.61 | $24,875 |
| Mar 19, 2026 | Pecor Raymond C III | Director | M Exercise | 1,254 | Not measured | Not measured |
| Mar 19, 2026 | Knauss Jeffery J | Director | M Exercise | 1,254 | Not measured | Not measured |
| Mar 19, 2026 | STEELE SALLY A | Director | M Exercise | 1,254 | Not measured | Not measured |
| Mar 19, 2026 | Pecor Raymond C III | Director | M Exercise | 1,254 | Not measured | Not measured |
| Mar 17, 2026 | Karaivanov Dimitar | President & CEO | A Award | 23,984 | Not measured | Not measured |
| Mar 17, 2026 | Karaivanov Dimitar | President & CEO | A Award | 6,277 | Not measured | Not measured |
| Mar 17, 2026 | Gillan-Myer Maureen A | EVP, Chief Admin & HR Officer | A Award | 1,275 | Not measured | Not measured |
| Mar 17, 2026 | Durkee Matthew K | SVP, Chief Banking Officer | A Award | 1,449 | Not measured | Not measured |
| Mar 17, 2026 | Durkee Deresa Fischer | SVP, Chief Accounting Officer | A Award | 1,812 | Not measured | Not measured |
| Mar 17, 2026 | Whipple John F. | Director | A Award | 1,220 | Not measured | Not measured |
| Mar 17, 2026 | Bolus Mark J. | Director | A Award | 1,220 | Not measured | Not measured |
| Mar 17, 2026 | Durkee Matthew K | SVP, Chief Banking Officer | A Award | 5,537 | Not measured | Not measured |
| Mar 17, 2026 | Vaccaro John A | Director | A Award | 1,220 | Not measured | Not measured |
| Mar 17, 2026 | Parente John | Director | A Award | 1,220 | Not measured | Not measured |
| Mar 17, 2026 | Abdo Michael N | EVP and General Counsel | A Award | 5,246 | Not measured | Not measured |
| Mar 17, 2026 | Abdo Michael N | EVP and General Counsel | A Award | 1,373 | Not measured | Not measured |
| Mar 17, 2026 | Knauss Jeffery J | Director | A Award | 1,220 | Not measured | Not measured |
| Mar 17, 2026 | Singh Savneet | Director | A Award | 1,220 | Not measured | Not measured |
| Mar 17, 2026 | Wlos Marya Burgio | EVP & Chief Financial Officer | A Award | 1,571 | Not measured | Not measured |
| Mar 17, 2026 | Gillan-Myer Maureen A | EVP, Chief Admin & HR Officer | A Award | 4,871 | Not measured | Not measured |
| Mar 17, 2026 | Hall Brenda M | Director | A Award | 1,220 | Not measured | Not measured |
The full Form 4 history is on the CBU company page (Insider Trades card, View all).
Questions about this data
Which insider transactions are open-market trades?
Code P (open market or private purchase) and code S (open market or private sale). Code F is shares withheld to pay tax on vesting stock, A is an award from the company, M and X are option exercises and G is a gift. None of those is the insider choosing to buy or sell in the market.
How quickly are insider trades reported?
A Form 4 is due before the end of the second business day after the trade. The date shown is the transaction date from the form.
Who has to file Form 4?
Officers, directors and beneficial owners of more than 10% of a class of the company’s registered equity, under Section 16 of the Securities Exchange Act.
Look up any code in the Form 4 transaction code reference, or read Form 4 codes explained.