8 insiders reported 50 Form 4 transactions for GREENE COUNTY BANCORP INC (GCBC) over the past 18 months (most recent 2026-04-28). Recent activity: Brust John (Director) Buy 1,040 shares, Brust John (Director) Buy 1,040 shares, Brust John (Director) Buy 2,041 shares, Hogan Peter W. (Director) Buy 3,000 shares, Hada Tejraj S (Director) Buy 2,000 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-04-28 | Brust John | Director | Buy | 1,040 | $25,012 |
| 2026-04-28 | Brust John | Director | Buy | 1,040 | $25,022 |
| 2026-04-28 | Brust John | Director | Buy | 2,041 | $50,004 |
| 2026-03-18 | Hogan Peter W. | Director | Buy | 3,000 | $66,300 |
| 2026-03-18 | Hada Tejraj S | Director | Buy | 2,000 | $43,980 |
| 2026-03-18 | Hada Tejraj S | Director | Buy | 4,000 | $87,800 |
| 2026-03-05 | Barzee Nick | SVP and CFO | Buy | 1,280 | $28,864 |
| 2026-03-03 | Cannucciari Christopher | Director | Buy | 1,300 | $28,665 |
| 2025-11-24 | Hada Tejraj S | Director | Buy | 268 | $5,883 |
| 2025-11-24 | Hada Tejraj S | Director | Buy | 1,000 | $0 |
| 2025-11-19 | Antalek John | EVP and CLO | Buy | 1,500 | $33,000 |
| 2025-11-19 | Hada Tejraj S | Director | Buy | 3,000 | $65,880 |
| 2025-11-17 | Hada Tejraj S | Director | Buy | 366 | $8,052 |
| 2025-11-06 | Hada Tejraj S | Director | Buy | 45 | $999 |
| 2025-11-06 | Hada Tejraj S | Director | Buy | 1,500 | $33,780 |
| 2025-11-04 | Hada Tejraj S | Director | Buy | 235 | $5,123 |
| 2025-10-30 | Cannucciari Christopher | Director | Buy | 706 | $16,174 |
| 2025-10-30 | Cannucciari Christopher | Director | Buy | 423 | $9,640 |
| 2025-10-30 | Gibson Donald E | President and CEO | Buy | 500 | $11,000 |
| 2025-10-30 | Gibson Donald E | President and CEO | Buy | 500 | $10,875 |
| 2025-10-24 | Cahalan Jay P. | Director | Buy | 150 | $3,404 |
| 2025-10-24 | Cahalan Jay P. | Director | Buy | 600 | $13,650 |
| 2025-10-24 | Cahalan Jay P. | Director | Buy | 101 | $2,301 |
| 2025-10-24 | Cahalan Jay P. | Director | Buy | 1,700 | $38,794 |
| 2025-10-24 | Cahalan Jay P. | Director | Buy | 27 | $610 |
Source: SEC Form 4 filings · as of 2026-04-28