CBU insider transaction filings
COMMUNITY FINANCIAL SYSTEM, INC. — 50 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-09-18. Screen CBU transaction legs live →
Insider transaction summary — last 90 days
2026-06-24 to 2026-09-22, from the filings listed below: 6 Form 4 filings. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 3 legs across 3 filings by 3 insiders — 1,193 shares, $75,265 total (shares × price as filed).
- Open-market sales (code S, non-derivative): 1 leg across 1 filing by 1 insider — 12,191 shares, $816,786 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 2.
- Largest priced transaction: sale of 12,191 shares @ $67.00 ($816,786) by Bolus Mark J., filed 2026-06-29.
By insider — same window
Open-market purchase/sale legs on non-derivative securities, grouped by the filing's reporting owner(s); joint filings appear once. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Insider | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|
| Bolus Mark J. — Director | 1 | — | 1 leg · 12,191 sh · $816,786 | — |
| Hall Brenda M — Director | 1 | 1 leg · 476 sh · $30,271 | — | — |
| Singh Savneet — Director | 1 | 1 leg · 400 sh · $24,988 | — | — |
| Vaccaro John A — Director | 2 | 1 leg · 317 sh · $20,006 | — | 1 |
| Sullivan Michele — Director | 1 | — | — | 1 |
Recent Form 4 filings — COMMUNITY FINANCIAL SYSTEM, INC.
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-18 | 4 | Vaccaro John A — Director | Grant/award (A): 346.50 (derivative) @ $62.77 | EDGAR |
| 2026-09-18 | 4 | Sullivan Michele — Director | Grant/award (A): 396.29 (derivative) @ $62.77 | EDGAR |
| 2026-09-10 | 4 | Singh Savneet — Director | Purchase (P): 400 @ $62.47 | EDGAR |
| 2026-08-28 | 4 | Vaccaro John A — Director | Purchase (P): 317 @ $63.11 | EDGAR |
| 2026-08-26 | 4 | Hall Brenda M — Director | Purchase (P): 476 @ $63.59 | EDGAR |
| 2026-06-29 | 4 | Bolus Mark J. — Director | Sale (S): 12,190.83 @ $67 | EDGAR |
| 2026-06-18 | 4 | Vaccaro John A — Director | Grant/award (A): 320.46 (derivative) @ $61.24 | EDGAR |
| 2026-06-18 | 4 | Sullivan Michele — Director | Grant/award (A): 406.19 (derivative) @ $61.24 | EDGAR |
| 2026-06-11 | 4 | Durkee Deresa Fischer — SVP, Chief Accounting Officer | Option exercise (M): 427 @ $51.64 · Option exercise (M): 1,196 @ $44.27 · Tax withholding (F): 1,326 @ $64.77 · Option exercise (M): 427 (derivative) @ $0 · Option exercise (M): 1,196 (derivative) @ $0 | EDGAR |
| 2026-06-10 | 4 | STICKELS ERIC — Director | Sale (S): 2,000 @ $63.98 | EDGAR |
| 2026-05-05 | 4 | Wlos Marya Burgio — EVP & Chief Financial Officer | Tax withholding (F): 273 @ $63.62 | EDGAR |
| 2026-05-01 | 4 | Knauss Jeffery J — Director | Option exercise (M): 9 · Option exercise (M): 9 (derivative) | EDGAR |
| 2026-05-01 | 4 | Parente John — Director | Option exercise (M): 9 · Option exercise (M): 9 (derivative) | EDGAR |
| 2026-05-01 | 4 | Pecor Raymond C III — Director | Option exercise (M): 9 · Option exercise (M): 9 (derivative) | EDGAR |
| 2026-05-01 | 4 | STEELE SALLY A — Director | Option exercise (M): 9 · Option exercise (M): 9 (derivative) | EDGAR |
| 2026-03-23 | 4 | Knauss Jeffery J — Director | Option exercise (M): 1,254 · Option exercise (M): 1,254 (derivative) | EDGAR |
| 2026-03-23 | 4 | Parente John — Director | Option exercise (M): 1,254 · Option exercise (M): 1,254 (derivative) | EDGAR |
| 2026-03-23 | 4 | Pecor Raymond C III — Director | Option exercise (M): 1,254 · Option exercise (M): 1,254 (derivative) | EDGAR |
| 2026-03-23 | 4 | STEELE SALLY A — Director | Option exercise (M): 1,254 · Option exercise (M): 1,254 (derivative) | EDGAR |
| 2026-03-19 | 4 | Vaccaro John A — Director | Grant/award (A): 314.69 (derivative) @ $55.61 | EDGAR |
| 2026-03-19 | 4 | Wlos Marya Burgio — EVP & Chief Financial Officer | Grant/award (A): 1,571 (derivative) @ $0 · Grant/award (A): 6,004 (derivative) @ $0 | EDGAR |
| 2026-03-19 | 4 | Sullivan Michele — Director | Grant/award (A): 447.31 (derivative) @ $55.61 | EDGAR |
| 2026-03-19 | 4 | Abdo Michael N — EVP and General Counsel | Grant/award (A): 1,373 (derivative) @ $0 · Grant/award (A): 5,246 (derivative) @ $0 | EDGAR |
| 2026-03-19 | 4 | Knauss Jeffery J — Director | Grant/award (A): 1,220 (derivative) @ $0 | EDGAR |
| 2026-03-19 | 4 | Karaivanov Dimitar — President & CEO, Director | Grant/award (A): 6,277 (derivative) @ $0 · Grant/award (A): 23,984 (derivative) @ $0 | EDGAR |
| 2026-03-19 | 4 | Durkee Matthew K — SVP, Chief Banking Officer | Grant/award (A): 1,449 (derivative) @ $0 · Grant/award (A): 5,537 (derivative) @ $0 | EDGAR |
| 2026-03-19 | 4 | Gillan-Myer Maureen A — EVP, Chief Admin & HR Officer | Grant/award (A): 1,275 (derivative) @ $0 · Grant/award (A): 4,871 (derivative) @ $0 | EDGAR |
| 2026-03-19 | 4 | Durkee Deresa Fischer — SVP, Chief Accounting Officer | Grant/award (A): 1,812 (derivative) @ $0 | EDGAR |
| 2026-03-19 | 4 | Bolus Mark J. — Director | Grant/award (A): 1,220 (derivative) @ $0 | EDGAR |
| 2026-03-19 | 4 | Fesette Neil E. — Director | Grant/award (A): 1,220 (derivative) @ $0 | EDGAR |
| 2026-03-19 | 4 | Pecor Raymond C III — Director | Grant/award (A): 1,220 (derivative) @ $0 | EDGAR |
| 2026-03-18 | 4 | Vaccaro John A — Director | Grant/award (A): 1,220 (derivative) @ $0 | EDGAR |
| 2026-03-18 | 4 | Sullivan Michele — Director | Grant/award (A): 1,220 (derivative) @ $0 | EDGAR |
| 2026-03-18 | 4 | Hall Brenda M — Director | Grant/award (A): 1,220 (derivative) @ $0 | EDGAR |
| 2026-03-18 | 4 | MacPherson Kerrie D. — Director | Grant/award (A): 1,220 (derivative) @ $0 | EDGAR |
| 2026-03-18 | 4 | Singh Savneet — Director | Grant/award (A): 1,220 (derivative) @ $0 | EDGAR |
| 2026-03-18 | 4 | Parente John — Director | Grant/award (A): 1,220 (derivative) @ $0 | EDGAR |
| 2026-03-18 | 4 | Whipple John F. — Director | Grant/award (A): 1,220 (derivative) @ $0 | EDGAR |
| 2026-03-18 | 4 | STEELE SALLY A — Director | Grant/award (A): 1,220 (derivative) @ $0 | EDGAR |
| 2026-03-18 | 4 | STICKELS ERIC — Director | Grant/award (A): 1,220 (derivative) @ $0 | EDGAR |
| 2026-03-17 | 4 | STICKELS ERIC — Director | Option exercise (M): 250 · Option exercise (M): 250 (derivative) | EDGAR |
| 2026-03-06 | 4 | Abdo Michael N — EVP and General Counsel | Grant/award (A): 1,948.24 @ $0 · Tax withholding (F): 707.24 @ $59.87 | EDGAR |
| 2026-03-06 | 4 | Karaivanov Dimitar — President & CEO, Director | Grant/award (A): 5,224.21 @ $0 · Tax withholding (F): 2,825.21 @ $59.87 | EDGAR |
| 2026-03-06 | 4 | Gillan-Myer Maureen A — EVP, Chief Admin & HR Officer | Grant/award (A): 2,562.06 @ $0 · Tax withholding (F): 943.06 @ $59.87 | EDGAR |
| 2026-03-04 | 4 | Abdo Michael N — EVP and General Counsel | Tax withholding (F): 485 @ $60.55 | EDGAR |
| 2026-03-04 | 4 | Karaivanov Dimitar — President & CEO, Director | Tax withholding (F): 2,501 @ $60.55 | EDGAR |
| 2026-03-04 | 4 | Durkee Matthew K — SVP, Chief Banking Officer | Tax withholding (F): 399 @ $60.55 | EDGAR |
| 2026-03-04 | 4 | Gillan-Myer Maureen A — EVP, Chief Admin & HR Officer | Tax withholding (F): 522 @ $60.55 | EDGAR |
| 2026-03-04 | 4 | Gillan-Myer Maureen A — EVP, Chief Admin & HR Officer | Sale (S): 3,450.36 @ $58.85 | EDGAR |
| 2026-03-04 | 4 | Durkee Deresa Fischer — SVP, Chief Accounting Officer | Tax withholding (F): 357 @ $60.55 | EDGAR |
Recent 8-K events — COMMUNITY FINANCIAL SYSTEM, INC.
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-08-21 | 8-K | 7.01 — Regulation FD Disclosure | EDGAR |
| 2026-07-28 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-06-01 | 8-K | 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-22 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2026-05-13 | 8-K | 7.01 — Regulation FD Disclosure | EDGAR |
| 2026-04-29 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-11 | 8-K | 7.01 — Regulation FD Disclosure | EDGAR |
| 2026-02-11 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-01-27 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-01-15 | 8-K | 7.01 — Regulation FD Disclosure 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
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