GCBC director John Brust files Form 3 for 2,100 shares

Rhea-AI Filing Summary

Greene County Bancorp, Inc. (GCBC) reported an initial insider ownership filing. On 11/01/2025, director John Brust filed a Form 3 disclosing beneficial ownership of 2,100 shares of Common Stock, held indirectly through a 401(k). The filing was made by one reporting person and reflects the position as of the event date.

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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

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1. Name and Address of Reporting Person^*

Brust John

(Last) (First) (Middle)

302 MAIN STREET

(Street)

CATSKILL NY 12414

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
11/01/2025

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

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

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

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

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

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

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	2,100	I	By 401(k)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	/s/ John Brust	11/01/2025
	** 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 5 (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.

FAQ

What did GCBC disclose in this Form 3 filing?

A director, John Brust, reported an initial beneficial ownership of 2,100 GCBC Common Stock shares held indirectly via a 401(k).

What is the date of the event for GCBC's Form 3?

The event date is 11/01/2025.

What is the reporting person’s relationship to GCBC (GCBC)?

The reporting person is a Director of Greene County Bancorp, Inc.

How many GCBC shares does the director report owning?

The director reports 2,100 shares of Common Stock.

Is the GCBC ownership direct or indirect?

The shares are held indirectly through a 401(k) account.

How many reporting persons are on this filing?

It is filed by one reporting person.