Greene County Bancorp Inc

NAS:GCBCFinancial ServicesCBOEFTSE:MRUTNASDAQ:BANK

$33.89−1.71%At closeAt close · Tue 20 Oct · ≈ AED 124.46 · Market cap $576.99M · Next earnings Tue 20 Oct

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Greene County Bancorp Inc · Ownership · TradingHolo

Insider activity

Open-market trades from Form 4 filings

Insiders bought $633.97K and sold $287.7K in the filings shown.

Date	Name	Role	Type	Shares	Value
Thu, 11 Jun 2026	PLUMMER MICHELLE M	director	S-Sale	10,000	$287.7K
Tue, 28 Apr 2026	Brust John	director	P-Purchase	2,041	$50K
Mon, 27 Apr 2026	Brust John	director	P-Purchase	1,040	$25.01K
Wed, 18 Mar 2026	Hogan Peter W.	director	P-Purchase	3,000	$66.3K
Wed, 18 Mar 2026	Hada Tejraj S	director	P-Purchase	4,000	$87.8K
Tue, 17 Mar 2026	Hada Tejraj S	director	P-Purchase	2,000	$43.98K
Thu, 5 Mar 2026	Barzee Nick	officer: SVP and CFO	P-Purchase	1,280	$28.86K
Mon, 2 Mar 2026	Cannucciari Christopher	director	P-Purchase	1,300	$28.67K
Sun, 20 Nov 2005	Hada Tejraj S	director	P-Purchase	1,000	$21.95K
Wed, 19 Nov 2025	Hada Tejraj S	director	L-Small	268	$5.88K
Tue, 18 Nov 2025	Hada Tejraj S	director	P-Purchase	3,000	$65.88K
Tue, 18 Nov 2025	Antalek John	officer: EVP and CLO	P-Purchase	1,500	$33K
Fri, 14 Nov 2025	Hada Tejraj S	director	P-Purchase	366	$8.05K
Tue, 4 Nov 2025	Hada Tejraj S	director	P-Purchase	45	$999
Wed, 5 Nov 2025	Hada Tejraj S	director	P-Purchase	1,500	$33.78K
Mon, 3 Nov 2025	Hada Tejraj S	director	P-Purchase	235	$5.12K
Wed, 29 Oct 2025	Gibson Donald E	director, officer: President and CEO	P-Purchase	500	$11K
Tue, 28 Oct 2025	Cannucciari Christopher	director	P-Purchase	706	$16.17K
Wed, 29 Oct 2025	Cannucciari Christopher	director	P-Purchase	423	$9.64K
Fri, 24 Oct 2025	Cahalan Jay P.	director	P-Purchase	10	$226.2
Fri, 24 Oct 2025	Cahalan Jay P.	director	P-Purchase	27	$610.2
Fri, 24 Oct 2025	Cahalan Jay P.	director	P-Purchase	1,700	$38.79K
Fri, 24 Oct 2025	Cahalan Jay P.	director	P-Purchase	101	$2.3K
Fri, 24 Oct 2025	Cahalan Jay P.	director	P-Purchase	600	$13.65K
Fri, 24 Oct 2025	Cahalan Jay P.	director	P-Purchase	150	$3.4K
Fri, 24 Oct 2025	Cahalan Jay P.	director	P-Purchase	810	$18.29K
Fri, 24 Oct 2025	Cahalan Jay P.	director	P-Purchase	402	$9.13K
Fri, 24 Oct 2025	Cahalan Jay P.	director	P-Purchase	500	$11.34K

Institutional holders

From 13F filings · Tue, 30 Jun 2026

Holder	Shares	% out	Change
BlackRock, Inc.	667,689	3.9%	−10,539
VANGUARD CAPITAL MANAGEMENT LLC	492,107	2.9%	+193,956
GEODE CAPITAL MANAGEMENT, LLC	183,768	1.1%	+16,844
STATE STREET CORP	129,019	0.8%	+218
NewEdge Advisors, LLC	109,206	0.6%	—
DIMENSIONAL FUND ADVISORS LP	101,947	0.6%	+9,340
GOLDMAN SACHS GROUP INC	79,847	0.5%	+11,656
NORTHERN TRUST CORP	69,897	0.4%	+18,931
Angel Oak Capital Advisors, LLC	61,000	0.4%	+0
RENAISSANCE TECHNOLOGIES LLC	52,200	0.3%	+1,200
VANGUARD PORTFOLIO MANAGEMENT LLC	47,851	0.3%	+6,540
VANGUARD FIDUCIARY TRUST CO	46,414	0.3%	−6,004
HSBC HOLDINGS PLC	40,222	0.2%	−2,199
LPL Financial LLC	39,852