# Winchester Bancorp, Inc. (WSBK)

> Cited company facts from SEC filings, by Steadybase. Web page: https://steadybase.io/company/winchester-bancorp-inc/ JSON: https://steadybase.io/company/winchester-bancorp-inc.json Checked Nov 10, 2026. Latest filing read: Nov 4, 2026.

## Company

- Legal name: Winchester Bancorp, Inc./MD/
- Ticker: WSBK (Nasdaq)
- SEC CIK: 0002047235
- Industry: Savings Institutions, Not Federally Chartered (SIC 6036)
- Headquarters: Winchester, MA
- Fiscal year ends: December 31
- SEC filer category: <br>Emerging growth company
- Website: winchestersavings.com
- Investor relations: https://ir.winchestersavings.com/overview/default.aspx
- LinkedIn: https://www.linkedin.com/company/winchester-savings-bank
- Next earnings date: Feb 11, 2027 (estimated from past 8-K timing)

## Key facts

- Revenue: $50.4M for the fiscal year ended Jun 30, 2026 (10-K filed Sep 16, 2026). Source: https://www.sec.gov/Archives/edgar/data/2047235/000119312526392194/0001193125-26-392194-index.html
- Net income: $4.4M for the fiscal year ended Jun 30, 2026 (10-K filed Sep 16, 2026). Source: https://www.sec.gov/Archives/edgar/data/2047235/000119312526392194/0001193125-26-392194-index.html
- Shares outstanding: 9,295,376 as of Nov 4, 2026 (10-Q filed Nov 4, 2026). Source: https://www.sec.gov/Archives/edgar/data/2047235/000119312526447179/0001193125-26-447179-index.html
- Auditor: Wolf & Company, Boston, Massachusetts, named in the latest 10-K. Source: https://www.sec.gov/Archives/edgar/data/2047235/000119312526392194/wsbk-20260630.htm

## Business

Winchester Bancorp, Inc. (the “Company”, "we", "our", "us") is a Maryland corporation that was incorporated in December 2024 to become the registered bank holding company of Winchester Savings Bank (the “Bank”) as part of the mutual holding company reorganization of the Bank, which was completed on April 30, 2025.

Source: Item 1. Business, https://www.sec.gov/Archives/edgar/data/2047235/000119312526392194/wsbk-20260630.htm

## Annual results

| Fiscal year ended | Revenue | Net income |
|---|---|---|
| Jun 30, 2026 | $50.4M | $4.4M |
| Jun 30, 2025 | $42.7M | -$874,000 |
| Jun 30, 2024 | $34.9M | $786,000 |

Each figure comes from the annual report for that year. Filing links for every figure: https://steadybase.io/company/winchester-bancorp-inc.json

## Officers and directors

- John A. Carroll, President and Chief Executive Officer. LinkedIn: https://linkedin.com/in/john-carroll-a062a73b. Source: 8-K filed Oct 28, 2026, https://www.sec.gov/Archives/edgar/data/2047235/000119312526436113/wsbk-ex99_1.htm
- Elda Heller, Executive Vice President and Chief Financial Officer. LinkedIn: https://linkedin.com/in/elda-heller-a169b39. Source: 10-K filed Sep 16, 2026, https://www.sec.gov/Archives/edgar/data/2047235/000119312526392194/wsbk-20260630.htm
- Deborah A Carson, Chairperson of the Board. Source: 10-K filed Sep 16, 2026, https://www.sec.gov/Archives/edgar/data/2047235/000119312526392194/wsbk-20260630.htm
- Alan G. Macdonald, Director. Source: 10-K filed Sep 16, 2026, https://www.sec.gov/Archives/edgar/data/2047235/000119312526392194/wsbk-20260630.htm
- Carole A. Pierce Connolly, Director. Source: 10-K filed Sep 16, 2026, https://www.sec.gov/Archives/edgar/data/2047235/000119312526392194/wsbk-20260630.htm
- David P. Hood, Director. Source: 10-K filed Sep 16, 2026, https://www.sec.gov/Archives/edgar/data/2047235/000119312526392194/wsbk-20260630.htm
- Edward Merritt, Director. Source: 10-K filed Sep 16, 2026, https://www.sec.gov/Archives/edgar/data/2047235/000119312526392194/wsbk-20260630.htm
- Geoffrey A. Curtis, Director. Source: 10-K filed Sep 16, 2026, https://www.sec.gov/Archives/edgar/data/2047235/000119312526392194/wsbk-20260630.htm
- John I Snow, III, Director. Source: 10-K filed Sep 16, 2026, https://www.sec.gov/Archives/edgar/data/2047235/000119312526392194/wsbk-20260630.htm
- Neal J. Harte, Director. Source: 10-K filed Sep 16, 2026, https://www.sec.gov/Archives/edgar/data/2047235/000119312526392194/wsbk-20260630.htm
- Paula M. Cotter, Director. Source: 10-K filed Sep 16, 2026, https://www.sec.gov/Archives/edgar/data/2047235/000119312526392194/wsbk-20260630.htm
- Sara Perkins Salehpour, Director. Source: 10-K filed Sep 16, 2026, https://www.sec.gov/Archives/edgar/data/2047235/000119312526392194/wsbk-20260630.htm
- Stephen H. Boodakian, Director. Source: 10-K filed Sep 16, 2026, https://www.sec.gov/Archives/edgar/data/2047235/000119312526392194/wsbk-20260630.htm
- William P. Hood, Director. Source: 10-K filed Sep 16, 2026, https://www.sec.gov/Archives/edgar/data/2047235/000119312526392194/wsbk-20260630.htm
- Paul V. Cheremka, Named in proxy. Source: DEF 14A filed Sep 28, 2026, https://www.sec.gov/Archives/edgar/data/2047235/000119312526403439/wsbk-20260928.htm

## Recent 8-K events

- Nov 5, 2026: Item 5.02, Departure or appointment of directors or officers; compensation; Item 5.07, Submission of matters to a vote of security holders; Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/2047235/000119312526449165/wsbk-20261104.htm
- Oct 28, 2026: Item 2.02, Results of operations and financial condition (earnings release); Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/2047235/000119312526436113/wsbk-20261028.htm
- Sep 30, 2026: Item 8.01, Other events. Source: https://www.sec.gov/Archives/edgar/data/2047235/000119312526408295/wsbk-20260930.htm
- Jul 30, 2026: Item 2.02, Results of operations and financial condition (earnings release); Item 5.03, Amendments to articles or bylaws; change in fiscal year; Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/2047235/000119312526324928/wsbk-20260730.htm
- Apr 29, 2026: Item 2.02, Results of operations and financial condition (earnings release); Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/2047235/000119312526191386/wsbk-20260429.htm
- Jan 28, 2026: Item 2.02, Results of operations and financial condition (earnings release); Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/2047235/000119312526027185/wsbk-20260128.htm
- Nov 13, 2025: Item 5.07, Submission of matters to a vote of security holders. Source: https://www.sec.gov/Archives/edgar/data/2047235/000119312525279601/wsbk-20251112.htm
- Oct 22, 2025: Item 2.02, Results of operations and financial condition (earnings release); Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/2047235/000119312525246729/wsbk-20251022.htm
- Sep 17, 2025: Item 8.01, Other events; Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/2047235/000119312525206345/wsbk-20250917.htm
- Jul 30, 2025: Item 2.02, Results of operations and financial condition (earnings release); Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/2047235/000095017025100224/wsbk-20250730.htm

## Insider trades (Form 4)

- May 26, 2026: Edward J. Merritt (Director) bought 915 shares, about $11,675. Source: https://www.sec.gov/Archives/edgar/data/2047235/000143774926018597/0001437749-26-018597-index.htm
- May 21, 2026: John A. Carroll (President & CEO) bought 50 shares, about $638. Source: https://www.sec.gov/Archives/edgar/data/2047235/000143774926018205/0001437749-26-018205-index.htm
- May 7, 2026: John Ingalls Snow III (Director) bought 1,725 shares, about $22,059. Source: https://www.sec.gov/Archives/edgar/data/2047235/000143774926015781/0001437749-26-015781-index.htm
- May 5, 2026: John Ingalls Snow III (Director) bought 6,110 shares, about $78,636. Source: https://www.sec.gov/Archives/edgar/data/2047235/000143774926015135/0001437749-26-015135-index.htm
- May 1, 2026: Stephen Harry Boodakian (Director) bought 2,500 shares, about $32,325. Source: https://www.sec.gov/Archives/edgar/data/2047235/000143774926014760/0001437749-26-014760-index.htm

## What management said

- "We continue to build on the momentum we established in our first year as a public company" John A. Carroll, President and Chief Executive Officer (8-K filed Oct 28, 2026). Source: https://www.sec.gov/Archives/edgar/data/2047235/000119312526436113/wsbk-ex99_1.htm

## Latest filings

- 8-K filed Oct 28, 2026: https://www.sec.gov/Archives/edgar/data/2047235/000119312526436113/wsbk-20261028.htm
- 10-K filed Sep 16, 2026: https://www.sec.gov/Archives/edgar/data/2047235/000119312526392194/wsbk-20260630.htm
- 10-Q filed May 13, 2026: https://www.sec.gov/Archives/edgar/data/2047235/000119312526221566/wsbk-20260331.htm
- DEF 14A filed Sep 28, 2026: https://www.sec.gov/Archives/edgar/data/2047235/000119312526403439/wsbk-20260928.htm

## About this data

SEC EDGAR filings, read by Steadybase. Every value links to the filing it came from.
Steadybase covers US-headquartered public companies that file with the SEC. API and MCP access: https://steadybase.io/docs/