John Brust - 27 Apr 2026 Form 4 Insider Report for GREENE COUNTY BANCORP INC (GCBC)

Reporting relationship: Director
Issuer ticker: GCBC
Reported as of: 27 Apr 2026
Net transaction value: +$100,039
SEC form: 4
Accepted by SEC: 28 Apr 2026, 15:34:40 UTC
Prior SEC filing: 03 Nov 2025
Source filing: View source filing
Reporting owner signature: /s/ John Brust

Key filing fact

John Brust filed Form 4 for GREENE COUNTY BANCORP INC (GCBC) on 28 Apr 2026.

Key facts

This page summarizes John Brust's Form 4 filing for GREENE COUNTY BANCORP INC (GCBC).
3 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 28 Apr 2026, 15:34.

Change

Previous filing in this sequence was filed on 03 Nov 2025.
Current net transaction value: +$100,039.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002092267 Primary reporting owner

Brust John

Relationship: Director
Address: 302 MAIN STREET, CATSKILL
Signature: /s/ John Brust
Signature date: 28 Apr 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

GCBC transaction

Common Stock

Purchase

Transaction value: $25,012
Shares: +1,040
Change %: +50%
Price: $24.05
Shares after: 3,140
Date: 27 Apr 2026
Ownership: By 401(k)

GCBC transaction

Common Stock

Purchase

Transaction value: $25,022
Shares: +1,040
Change %: +33%
Price: $24.06
Shares after: 4,180
Date: 27 Apr 2026
Ownership: By 401(k)

GCBC transaction

Common Stock

Purchase

Transaction value: $50,004
Shares: +2,041
Change %: +49%
Price: $24.50
Shares after: 6,221
Date: 28 Apr 2026
Ownership: By 401(k)

^* marks a reported price that did not pass the local price check.

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