GREENE COUNTY BANCORP INC

GCBC · Savings Institutions, Not Federally Chartered · 17.0M shares · +19%/yr ↑ dilution · EDGAR filings ↗

Net buyback after stock comp: $612K (gross $631K, SBC $19K)

Reference price $28.77 · est. market cap ~$490M — last insider sale, 2026-06-11 (estimated from the dated SEC Form 4 price × shares outstanding — not a live quote)

Grade

B74

Greene County Bancorp — high-ROE New York thrift.

Strengths

ROE 13% (100th pct), ROA (82nd)
Consistent, conservative growth

Risks

Securities/rate sensitivity
Small scale

Notable findings

Chronic dilutionShare count +19%/yr over 4y (dilution, book value/share -20%)
Insider buyingInsider buying — 8 open-market buy(s) by 5 insider(s) (cluster of 5 insiders, ~$355,648, last 6mo) Form 4 ↗
Insider sellingInsider selling — 1 open-market sale(s) by 1 insider(s) (~$287,700, last 6mo) Form 4 ↗

Key metrics

Return on equity

13.0%

Return on assets

1.0%

Net-income growth

25.7%

Free cash flow

$27M

Tangible book value

$239M

Insider transactions · last 18 months

Date	Insider	Type	Shares	Price
2026-06-11	PLUMMER MICHELLE M	Sell	10K	$28.77
2026-04-28	Brust John	Buy	2.0K	$24.50
2026-04-27	Brust John	Buy	1.0K	$24.05
2026-04-27	Brust John	Buy	1.0K	$24.06
2026-03-18	Hogan Peter W.	Buy	3.0K	$22.10
2026-03-18	Hada Tejraj S	Buy	4.0K	$21.95
2026-03-17	Hada Tejraj S	Buy	2.0K	$21.99
2026-03-05	Barzee Nick	Buy	1.3K	$22.55
2026-03-02	Cannucciari Christopher	Buy	1.3K	$22.05
2025-11-19	Hada Tejraj S	L	268	$21.95
2025-11-18	Hada Tejraj S	Buy	3.0K	$21.96
2025-11-18	Antalek John	Buy	1.5K	$22.00
2025-11-14	Hada Tejraj S	Buy	366	$22.00
2025-11-05	Hada Tejraj S	Buy	1.5K	$22.52
2025-11-04	Hada Tejraj S	Buy	45	$22.20
2025-11-03	Hada Tejraj S	Buy	235	$21.80
2025-10-29	Cannucciari Christopher	Buy	423	$22.79
2025-10-29	Gibson Donald E	Buy	500	$22.00
2025-10-29	Gibson Donald E	Buy	500	$21.75
2025-10-28	Cannucciari Christopher	Buy	706	$22.91
2025-10-24	Cahalan Jay P.	Buy	10	$22.62
2025-10-24	Cahalan Jay P.	Buy	150	$22.69
2025-10-24	Cahalan Jay P.	Buy	600	$22.75
2025-10-24	Cahalan Jay P.	Buy	101	$22.78
2025-10-24	Cahalan Jay P.	Buy	1.7K	$22.82
2025-10-24	Cahalan Jay P.	Buy	27	$22.60
2025-10-24	Cahalan Jay P.	Buy	500	$22.67
2025-10-24	Cahalan Jay P.	Buy	402	$22.72
2025-10-24	Cahalan Jay P.	Buy	810	$22.58
2025-06-11	Gibson Donald E	Gift	125K	—
2025-06-11	Gibson Donald E	Gift	125K	—
2025-05-15	Hada Tejraj S	Buy	388	$22.95
2025-05-14	Hada Tejraj S	Buy	6.6K	$22.95
2025-05-05	Cannucciari Christopher	Buy	38	$22.50
2025-05-05	Cannucciari Christopher	Buy	10	$22.50
2025-05-05	Cannucciari Christopher	Buy	38	$22.50
2025-05-02	Cannucciari Christopher	Buy	105	$22.33
2025-05-02	Cannucciari Christopher	Buy	105	$22.33
2025-05-02	Cannucciari Christopher	Buy	28	$22.33
2025-05-02	Cannucciari Christopher	Buy	28	$22.33
2025-05-02	Cannucciari Christopher	Buy	10	$22.50
2025-05-01	Cannucciari Christopher	Buy	290	$22.20
2025-05-01	Cannucciari Christopher	Buy	290	$22.20
2025-04-25	Barzee Nick	Buy	1.5K	$21.50
2025-03-19	Hada Tejraj S	Buy	1.0K	$23.26
2025-03-19	Hada Tejraj S	Buy	4.0K	$23.50
2025-03-19	Hada Tejraj S	Buy	2.0K	$23.25
2025-02-28	Cahalan Jay P.	Buy	1.8K	$26.94
2025-02-27	Cahalan Jay P.	Buy	1.9K	$26.45
2025-01-31	Barzee Nick	Buy	840	$26.50

All non-derivative Form 4 activity (SEC), newest first.

Notable events (8-K)

Date	Items
2026-06-22	Reg FDExhibits	filing ↗
2026-04-22	ResultsExhibits	filing ↗
2026-04-22	OtherExhibits	filing ↗
2026-04-15	OtherExhibits	filing ↗
2026-03-20	Other	filing ↗
2026-03-09	Reg FDExhibits	filing ↗
2026-01-21	OtherExhibits	filing ↗
2026-01-21	ResultsExhibits	filing ↗

Recent filings

Form	Filed	Period	Accession
8-K	2026-06-22	2026-06-22	0001140361-26-025931 ↗
10-Q	2026-05-08	2026-03-31	0001140361-26-019837 ↗
8-K	2026-04-22	2026-04-21	0001140361-26-016081 ↗
8-K	2026-04-22	2026-04-22	0001140361-26-016085 ↗
8-K	2026-04-15	2026-04-15	0001140361-26-014748 ↗
8-K	2026-03-20	2026-03-19	0001140361-26-010537 ↗
8-K	2026-03-09	2026-03-09	0001140361-26-008358 ↗
10-Q	2026-02-06	2025-12-31	0001140361-26-004189 ↗
8-K	2026-01-21	2026-01-21	0001140361-26-001830 ↗
8-K	2026-01-21	2026-01-20	0001140361-26-001832 ↗
10-Q	2025-11-07	2025-09-30	0001140361-25-041132 ↗
8-K	2025-11-04	2025-11-01	0001140361-25-040321 ↗