Every Form 4 that Greene Cnty Bancorp Inc (GCBC) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow GCBC and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full GCBC filings page.
GREENE COUNTY BANCORP INC director Michelle M. Plummer reported an open-market sale of common stock. She sold 10,000 shares on June 11, 2026 at a weighted average price of $28.77 per share, with individual trade prices ranging from $28.58 to $29.34.
Following the sale, Plummer directly owned 99,560 common shares. She also reported an indirect holding of 50,327 common shares through an ESOP, which reflects plan-related beneficial ownership rather than a new transaction.
GREENE COUNTY BANCORP INC director John Brust made open-market purchases of Common Stock through a 401(k) account. Across three transactions on April 27–28, 2026, the account bought a total of 4,121 shares at prices between $24.05 and $24.50 per share. Following these trades, Brust’s indirect 401(k) holdings in the company’s stock increased to 6,221 shares, reflecting incremental accumulation rather than any sale activity.
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.
Greene County Bancorp director Tejraj S. Hada bought 6,000 shares of Common Stock in open-market transactions. He purchased 4,000 shares at $21.95 per share on March 18, 2026 and 2,000 shares at $21.99 per share on March 17, 2026. After these purchases, he directly owns 35,427 shares.
Greene County Bancorp senior executive Nick Barzee made an indirect open-market purchase of 1,280 shares of common stock at $22.55 per share through a 401(k) plan. Following this transaction, he indirectly holds 4,520 shares in that account and 380 additional shares held indirectly through an ESOP.
GREENE COUNTY BANCORP INC director Christopher Cannucciari reported an open-market purchase of common stock. He bought 1,300 shares at a price of $22.05 per share, bringing his directly held stake to 4,378 common shares after the transaction.
He also reported indirect holdings of 310 common shares through a 401(k) plan and 38 common shares held as custodian for his children. These indirect positions reflect beneficial ownership through retirement and custodial accounts rather than direct personal holdings.
Greene County Bancorp, Inc. (GCBC) director Tejraj S. Hada reported open-market style purchases of company stock. On 11/19/2025, he acquired 268 shares of common stock at $21.95 per share, increasing his direct holdings to 28,191 shares. A second reported transaction dated 11/20/2005 shows an additional purchase of 1,000 shares at $21.95, bringing his directly owned total to 29,191 shares. The filing confirms he is reporting as a director and that the Form 4 is filed by one reporting person.
Greene County Bancorp, Inc. (GCBC) reported an insider share purchase by a director. On 11/18/2025, the reporting person bought 3,000 shares of common stock in an open-market transaction coded "P" at a price of $21.96 per share. Following this transaction, the director beneficially owns 27,923 shares of GCBC common stock held directly. No derivative securities transactions were reported in this Form 4.
Greene County Bancorp, Inc. (GCBC) reported an insider share purchase by its Executive Vice President and Chief Lending Officer, John Antalek. On 11/18/2025, he acquired 1,500 shares of common stock at $22 per share through a 401(k) plan transaction coded as a purchase. Following this trade, he beneficially owned 7,567 shares through the 401(k), 1,023 shares through an ESOP, and 600 shares directly.
Greene County Bancorp, Inc. (GCBC) director Tejraj S. Hada reported an open-market purchase of common stock. On 11/14/2025, the director bought 366 shares of GCBC common stock at a price of $22 per share, according to a Form 4 insider trading report. Following this transaction, the director beneficially owns 24,923 shares of Greene County Bancorp common stock in direct ownership.
Greene County Bancorp (GCBC) reported insider purchases by a director. On 11/04/2025, the director bought 45 shares of common stock at $22.20, bringing direct holdings to 23,057 shares. On 11/05/2025, the director bought an additional 1,500 shares at $22.52, increasing direct ownership to 24,557 shares.
The filing reports only non-derivative common stock transactions, with ownership listed as direct.
Greene County Bancorp (GCBC) reported an insider purchase on a Form 4. A Director bought 235 shares of Common Stock on 11/03/2025 at a $21.80 price per share (Transaction Code: P). Following this trade, the insider’s beneficial holdings stand at 23,012 shares, reported as Direct (D) ownership. The filing indicates it was submitted by one reporting person.
Greene County Bancorp (GCBC) President and CEO Donald Gibson reported insider purchases on 10/29/2025. He acquired 1,000 shares in two transactions at $22.00 and $21.75, recorded as indirect ownership through his 401(k).
Following these transactions, his 401(k) held 1,000 shares. He also reported additional indirect beneficial ownership of 125,100 shares by trust and 45,095 shares by ESOP. Gibson is listed as a Director and Officer (President and CEO), and the filing indicates it was made by one reporting person.
Greene County Bancorp (GCBC): Director share purchases reported. Director Steven Lanter bought 706 shares at $22.91 on 10/28/2025 and 423 shares at $22.79 on 10/29/2025. Following these open-market purchases, he directly owns 3,078 shares. He also reports indirect holdings of 38 shares as custodian for children and 310 shares in a 401(k).
Greene County Bancorp (GCBC) director Jay P. Cahalan reported multiple open‑market purchases on 10/24/2025 (Code P). He acquired a total of 4,300 shares at prices ranging from $22.58 to $22.82.
Following these transactions, Cahalan directly owns 35,424 shares of GCBC common stock.