Greene County Bancorp, Inc. (GCBC) has 19 known insider and institutional holders on record. The largest holder is PLUMMER MICHELLE M with 118,526 shares. Other notable holders include SLUTZKY PAUL and SCHAEFER CHARLES H.
Over the last 12 months, insiders have made 25 transactions in GCBC stock — 23 buys (valued at $671.31K) and 0 sells (valued at RSU Award). Insider buying has outpaced selling during this period, which may signal confidence in the company's prospects.
GCBC Insider Ownership
Top Holder
PLUMMER MICHELLE M
118,526 shares
Buys (12 mo)
23
$671.31K value
Sells (12 mo)
0
$0.00 value
12-Month Transaction Activity
Top Insider Holders
| # |
Name |
Role |
Shares Owned |
Last Filed |
Relative Size |
| 1 |
Plummer Michelle M |
Sevp, CFO & COO |
118,526 |
2024-06-20 |
|
| 2 |
Slutzky Paul |
Director |
92,537 |
2022-06-03 |
|
| 3 |
Schaefer Charles H |
Director |
76,071 |
2019-08-27 |
|
| 4 |
Hogan Peter W. |
Director |
75,000 |
2026-03-18 |
|
| 5 |
Hada Tejraj S |
Director |
31,427 |
2026-03-18 |
|
| 6 |
Cahalan Jay P. |
Director |
31,274 |
2025-10-24 |
|
| 7 |
Ogrady Dennis R |
Director |
19,292 |
2012-08-21 |
|
| 8 |
Nelson Stephen E |
Director |
17,000 |
2023-01-30 |
|
| 9 |
Egger Bruce P |
Officer |
12,000 |
2008-01-04 |
|
| 10 |
Antalek John |
EVP and CLO |
7,567 |
2025-11-19 |
|
| 11 |
Place Arthur |
Director |
6,000 |
2012-09-04 |
|
| 12 |
Whittaker J Bruce |
Director |
6,000 |
2008-08-21 |
|
| 13 |
Barzee Nick |
SVP and CFO |
4,520 |
2026-03-05 |
|
| 14 |
Cannucciari Christopher |
Director |
4,378 |
2026-03-03 |
|
| 15 |
Smith Martin C |
Director |
2,334 |
2011-01-20 |
|
| 16 |
Brust John |
Director |
2,100 |
2025-11-03 |
|
| 17 |
Jenkins David H |
Director |
2,000 |
2011-02-08 |
|
| 18 |
Gibson Donald E |
President and CEO |
500 |
2025-10-30 |
|
| 19 |
Lasher Perry Martin |
EVP, Chief Lending Officer |
68 |
2021-01-04 |
|
Recent Transactions (last 12 months)
| Date |
Name |
Role |
Type |
Shares |
Price |
Value |
| 2026-03-18 |
Hada Tejraj S |
Director |
Informative Buy |
4,000 |
$21.95 |
$87.8K |
| 2026-03-17 |
Hada Tejraj S |
Director |
Informative Buy |
2,000 |
$21.99 |
$43.98K |
| 2026-03-18 |
Hogan Peter W. |
Director |
Informative Buy |
3,000 |
$22.10 |
$66.3K |
| 2026-03-05 |
Barzee Nick |
SVP and CFO |
Informative Buy |
1,280 |
$22.55 |
$28.86K |
| 2026-03-02 |
Cannucciari Christopher |
Director |
Informative Buy |
1,300 |
$22.05 |
$28.67K |
| 2025-11-19 |
Hada Tejraj S |
Director |
Small Transaction |
268 |
$21.95 |
$5.88K |
| 2005-11-20 |
Hada Tejraj S |
Director |
Informative Buy |
1,000 |
$21.95 |
$21.95K |
| 2025-11-18 |
Antalek John |
EVP and CLO |
Informative Buy |
1,500 |
$22.00 |
$33K |
| 2025-11-18 |
Hada Tejraj S |
Director |
Informative Buy |
3,000 |
$21.96 |
$65.88K |
| 2025-11-14 |
Hada Tejraj S |
Director |
Informative Buy |
366 |
$22.00 |
$8.05K |
| 2025-11-05 |
Hada Tejraj S |
Director |
Informative Buy |
1,500 |
$22.52 |
$33.78K |
| 2025-11-04 |
Hada Tejraj S |
Director |
Informative Buy |
45 |
$22.20 |
$999.00 |
| 2025-11-03 |
Hada Tejraj S |
Director |
Informative Buy |
235 |
$21.80 |
$5.12K |
| 2025-11-01 |
Brust John |
Director |
Unknown |
- |
- |
- |
| 2025-10-29 |
Cannucciari Christopher |
Director |
Informative Buy |
423 |
$22.79 |
$9.64K |
| 2025-10-28 |
Cannucciari Christopher |
Director |
Informative Buy |
706 |
$22.91 |
$16.17K |
| 2025-10-29 |
Gibson Donald E |
President and CEO |
Informative Buy |
500 |
$22.00 |
$11K |
| 2025-10-24 |
Cahalan Jay P. |
Director |
Informative Buy |
150 |
$22.69 |
$3.4K |
| 2025-06-11 |
Gibson Donald E |
President and CEO |
Gift (Given) |
125,100 |
- |
- |
| 2025-05-15 |
Hada Tejraj S |
Director |
Informative Buy |
388 |
$22.95 |
$8.9K |
| 2025-05-14 |
Hada Tejraj S |
Director |
Informative Buy |
6,612 |
$22.95 |
$151.75K |
| 2025-05-05 |
Cannucciari Christopher |
Director |
Informative Buy |
38 |
$22.50 |
$855.00 |
| 2025-05-02 |
Cannucciari Christopher |
Director |
Informative Buy |
28 |
$22.33 |
$625.24 |
| 2025-05-01 |
Cannucciari Christopher |
Director |
Informative Buy |
290 |
$22.20 |
$6.44K |
| 2025-04-25 |
Barzee Nick |
SVP and CFO |
Informative Buy |
1,500 |
$21.50 |
$32.25K |
