SEC Form 4 · Updated Daily
GCBC
— GREENE COUNTY BANCORP, INC. OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| PLUMMER MICHELLE M | Director · Officer | 99,560 | 2026-06-11 | S |
| SLUTZKY PAUL | Director | 92,537 | 2022-06-01 | S |
| WHITTAKER J BRUCE | Director | 80,727 | 2012-02-15 | M |
| SCHAEFER CHARLES H | Director | 76,071 | 2019-08-26 | P |
| Hogan Peter W. | Director | 75,000 | 2026-03-18 | P |
| JENKINS DAVID H | Director | 47,246 | 2012-05-09 | M |
| SMITH MARTIN C | Director | 45,177 | 2012-01-26 | M |
| Hada Tejraj S | Director | 35,427 | 2026-03-18 | P |
| Cahalan Jay P. | Director | 35,424 | 2025-10-24 | P |
| Lasher Perry Martin | Officer | 22,700 | 2020-12-31 | — |
| OGRADY DENNIS R | Director | 20,192 | 2012-08-17 | S |
| NELSON STEPHEN E | Director | 17,000 | 2023-01-27 | S |
| EGGER BRUCE P | Reporting Owner | 14,175 | 2007-12-07 | S |
| Antalek John | Officer | 7,567 | 2025-11-18 | P |
| Brust John | Director | 6,221 | 2026-04-28 | P |
| Place Arthur | Director | 6,000 | 2012-08-31 | S |
| Barzee Nick | Officer | 4,520 | 2026-03-05 | P |
| Cannucciari Christopher | Director | 4,378 | 2026-03-02 | P |
| Gibson Donald E | Director · Officer | 1,000 | 2025-10-29 | P |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-06-11 | PLUMMER MICHELLE M | Open-market sale | 10,000 | $28.77 | 99,560 |
| 2026-04-28 | Brust John | Open-market buy | 2,041 | $24.50 | 6,221 |
| 2026-04-27 | Brust John | Open-market buy | 1,040 | $24.06 | 4,180 |
| 2026-04-27 | Brust John | Open-market buy | 1,040 | $24.05 | 3,140 |
| 2026-03-18 | Hada Tejraj S | Open-market buy | 4,000 | $21.95 | 35,427 |
| 2026-03-18 | Hogan Peter W. | Open-market buy | 3,000 | $22.10 | 75,000 |
| 2026-03-17 | Hada Tejraj S | Open-market buy | 2,000 | $21.99 | 31,427 |
| 2026-03-05 | Barzee Nick | Open-market buy | 1,280 | $22.55 | 4,520 |
| 2026-03-02 | Cannucciari Christopher | Open-market buy | 1,300 | $22.05 | 4,378 |
| 2025-11-19 | Hada Tejraj S | L | 268 | $21.95 | 28,191 |
| 2025-11-18 | Antalek John | Open-market buy | 1,500 | $22.00 | 7,567 |
| 2025-11-18 | Hada Tejraj S | Open-market buy | 3,000 | $21.96 | 27,923 |
| 2025-11-14 | Hada Tejraj S | Open-market buy | 366 | $22.00 | 24,923 |
| 2025-11-05 | Hada Tejraj S | Open-market buy | 1,500 | $22.52 | 24,557 |
| 2025-11-04 | Hada Tejraj S | Open-market buy | 45 | $22.20 | 23,057 |
| 2025-11-03 | Hada Tejraj S | Open-market buy | 235 | $21.80 | 23,012 |
| 2025-11-01 | Brust John | — | — | — | 2,100 |
| 2025-10-29 | Cannucciari Christopher | Open-market buy | 423 | $22.79 | 3,078 |
| 2025-10-29 | Gibson Donald E | Open-market buy | 500 | $21.75 | 1,000 |
| 2025-10-29 | Gibson Donald E | Open-market buy | 500 | $22.00 | 500 |
| 2025-10-28 | Cannucciari Christopher | Open-market buy | 706 | $22.91 | 2,655 |
| 2025-10-24 | Cahalan Jay P. | Open-market buy | 810 | $22.58 | 35,424 |
| 2025-10-24 | Cahalan Jay P. | Open-market buy | 402 | $22.72 | 34,614 |
| 2025-10-24 | Cahalan Jay P. | Open-market buy | 500 | $22.67 | 34,212 |
| 2025-10-24 | Cahalan Jay P. | Open-market buy | 10 | $22.62 | 33,712 |
| 2025-10-24 | Cahalan Jay P. | Open-market buy | 27 | $22.60 | 33,702 |
| 2025-10-24 | Cahalan Jay P. | Open-market buy | 1,700 | $22.82 | 33,675 |
| 2025-10-24 | Cahalan Jay P. | Open-market buy | 101 | $22.78 | 31,975 |
| 2025-10-24 | Cahalan Jay P. | Open-market buy | 600 | $22.75 | 31,874 |
| 2025-10-24 | Cahalan Jay P. | Open-market buy | 150 | $22.69 | 31,274 |
| 2025-06-11 | Gibson Donald E | Gift | 125,100 | $0.00 | 125,100 |
| 2025-06-11 | Gibson Donald E | Gift | 125,100 | $0.00 | 0 |
| 2025-05-15 | Hada Tejraj S | Open-market buy | 388 | $22.95 | 22,706 |
| 2025-05-14 | Hada Tejraj S | Open-market buy | 6,612 | $22.95 | 22,318 |
| 2025-05-05 | Cannucciari Christopher | Open-market buy | 38 | $22.50 | 1,949 |
| 2025-05-05 | Cannucciari Christopher | Open-market buy | 10 | $22.50 | 38 |
| 2025-05-05 | Cannucciari Christopher | Open-market buy | 38 | $22.50 | 1,949 |
| 2025-05-02 | Cannucciari Christopher | Open-market buy | 10 | $22.50 | 38 |
| 2025-05-02 | Cannucciari Christopher | Open-market buy | 28 | $22.33 | 28 |
| 2025-05-02 | Cannucciari Christopher | Open-market buy | 105 | $22.33 | 1,911 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.