GREENE COUNTY BANCORP INC Insider Trading Activity

GREENE COUNTY BANCORP INC director Peter W. Hogan bought shares of the company.

Accepted by SEC EDGAR 03/18/2026 - 05:17 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

GREENE COUNTY BANCORP INC director Peter W. Hogan bought shares of the company. On this Form 4, he reported an open-market purchase of 3,000 shares of Common Stock at a price of $22.10 per share.

The shares are held indirectly through a 401(k) account, reflecting retirement-plan investing rather than direct trading in a personal brokerage account. After this transaction, Hogan’s reported indirect holdings rose to 75,000 shares, indicating the purchase increased but did not transform his overall position.

Insights

Equity markets analyst

Routine director 401(k) share purchase, modest size relative to holdings.

Director Peter W. Hogan reported buying 3,000 shares of GREENE COUNTY BANCORP INC Common Stock at $22.10 per share through an indirect 401(k) account. This is an open-market purchase rather than a stock grant or option exercise.

Following the trade, his indirect stake reported in this account is 75,000 shares. The purchase adds to his equity exposure but represents only a small portion of his total reported holdings, suggesting a routine increase rather than a large, thesis-changing move.

Insider Trade Summary

Net Buyer: 3,000 shares

Net Buy 1 txn

Insider Hogan Peter W.

Role Director

Bought 3,000 shs ($66K)

Increase in Position 4.2%

Type	Security	Shares	Price	Value
Purchase	Common Stock	3,000	$22.10	$66K

Holdings After Transaction: Common Stock — 75,000 shares (Indirect, By 401(k))

Holdings Before and After: Common Stock, 72,000 to 75,000 shares (Indirect, By 401(k))

Other Insiders: 3 other insiders reported open-market purchases of this stock in the 30 days up to this filing.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Hogan Peter W.

(Last) (First) (Middle)

302 MAIN STREET

(Street)

CATSKILL NEW YORK 12414

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
GREENE COUNTY BANCORP INC [ GCBC ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/18/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	03/18/2026		P		3,000	A	$22.1	75,000	I	By 401(k)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	/s/ Peter W. Hogan	03/18/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)