17 insiders reported 49 Form 4 transactions for COMMUNITY FINANCIAL SYSTEM, INC. (CBU) over the past 18 months (most recent 2026-09-10). Recent activity: Singh Savneet (Director) Buy 400 shares, Vaccaro John A (Director) Buy 317 shares, Hall Brenda M (Director) Buy 476 shares, Bolus Mark J. (Director) Sell 12,191 shares, Durkee Deresa Fischer (SVP, Chief Accounting Officer) Buy 427 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-10 | Singh Savneet | Director | Buy | 400 | $24,988 |
| 2026-08-28 | Vaccaro John A | Director | Buy | 317 | $20,006 |
| 2026-08-26 | Hall Brenda M | Director | Buy | 476 | $30,271 |
| 2026-06-29 | Bolus Mark J. | Director | Sell | 12,191 | $816,786 |
| 2026-06-11 | Durkee Deresa Fischer | SVP, Chief Accounting Officer | Buy | 427 | $22,050 |
| 2026-06-11 | Durkee Deresa Fischer | SVP, Chief Accounting Officer | Buy | 1,196 | $52,947 |
| 2026-06-11 | Durkee Deresa Fischer | SVP, Chief Accounting Officer | Sell | 1,326 | $85,885 |
| 2026-06-10 | STICKELS ERIC | Director | Sell | 2,000 | $127,960 |
| 2026-05-05 | Wlos Marya Burgio | EVP & Chief Financial Officer | Sell | 273 | $17,368 |
| 2026-05-01 | Parente John | Director | Buy | 9 | $0 |
| 2026-05-01 | Pecor Raymond C III | Director | Buy | 9 | $0 |
| 2026-05-01 | Knauss Jeffery J | Director | Buy | 9 | $0 |
| 2026-05-01 | STEELE SALLY A | Director | Buy | 9 | $0 |
| 2026-03-23 | Knauss Jeffery J | Director | Buy | 1,254 | $0 |
| 2026-03-23 | Pecor Raymond C III | Director | Buy | 1,254 | $0 |
| 2026-03-23 | STEELE SALLY A | Director | Buy | 1,254 | $0 |
| 2026-03-23 | Parente John | Director | Buy | 1,254 | $0 |
| 2026-03-17 | STICKELS ERIC | Director | Buy | 250 | $0 |
| 2026-03-06 | Karaivanov Dimitar | President & CEO | Buy | 5,224 | $0 |
| 2026-03-06 | Karaivanov Dimitar | President & CEO | Sell | 2,825 | $169,145 |
| 2026-03-06 | Gillan-Myer Maureen A | EVP, Chief Admin & HR Officer | Buy | 2,562 | $0 |
| 2026-03-06 | Gillan-Myer Maureen A | EVP, Chief Admin & HR Officer | Sell | 943 | $56,461 |
| 2026-03-06 | Abdo Michael N | EVP and General Counsel | Buy | 1,948 | $0 |
| 2026-03-06 | Abdo Michael N | EVP and General Counsel | Sell | 707 | $42,342 |
| 2026-03-04 | Karaivanov Dimitar | President & CEO | Sell | 2,501 | $151,436 |
Source: SEC Form 4 filings · as of 2026-09-10