Donald E. Gibson - 29 Oct 2025 Form 4 Insider Report for GREENE COUNTY BANCORP INC (GCBC)

Reporting relationship: President and CEO, Director
Issuer ticker: GCBC
Reported as of: 29 Oct 2025
Net transaction value: +$21,875
SEC form: 4
Accepted by SEC: 30 Oct 2025, 18:40:16 UTC
Prior SEC filing: 11 Jun 2025
Source filing: View source filing
Reporting owner signature: /s/ Donald Gibson

Key filing fact

Donald E. Gibson filed Form 4 for GREENE COUNTY BANCORP INC (GCBC) on 30 Oct 2025.

Key facts

This page summarizes Donald E. Gibson's Form 4 filing for GREENE COUNTY BANCORP INC (GCBC).
2 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 30 Oct 2025, 18:40.

Change

Previous filing in this sequence was filed on 11 Jun 2025.
Current net transaction value: +$21,875.

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 0001405640 Primary reporting owner

Gibson Donald E

Relationship: President and CEO, Director
Address: 302 MAIN STREET, CATSKILL
Signature: /s/ Donald Gibson
Signature date: 30 Oct 2025

Reported non-derivative transactions

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

GCBC transaction

Common Stock

Purchase

Transaction value: $11,000
Shares: +500
Change %
Price: $22.00
Shares after: 500
Date: 29 Oct 2025
Ownership: 401(k)

GCBC transaction

Common Stock

Purchase

Transaction value: $10,875
Shares: +500
Change %: +100%
Price: $21.75
Shares after: 1,000
Date: 29 Oct 2025
Ownership: 401(k)

GCBC holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 125,100
Date: 29 Oct 2025
Ownership: By Trust

GCBC holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 45,095
Date: 29 Oct 2025
Ownership: By ESOP

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

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