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Winchester Bancorp, Inc. Financials, FR Y-9SP Data and Filings

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Bank Holding Company Massachusetts RSSD 6007421 Ticker WSBK FRS Est. 2025

Part of: Winchester Bancorp, MHC

Winchester Bancorp, Inc. is a bank holding company based in Massachusetts with $1.10B in total consolidated assets as of June 30, 2026, on the consolidated assets memorandum line of its FR Y-9SP, a parent-company-only report. It owns 1 bank that files a call report: Winchester Savings Bank ($1.09B in assets). Its shares trade under the ticker WSBK, and it files with the SEC under CIK 2047235: see its SEC filings and 8-K events.

Holding companies with less than $3 billion in assets file the semiannual FR Y-9SP rather than the quarterly FR Y-9C. The FR Y-9SP reports the parent company on its own, apart from one consolidated assets line, so deposits, loans, capital ratios and quarterly earnings sit in the bank's call report: see Winchester Savings Bank.

Key Financials FR Y-9SP, as of June 30, 2026

Total consolidated assets
$1.10B
Total assets, parent only
$120.5M
Total equity, parent only
$120.5M
Net income, parent only (first half of 2026)
$2.4M

Source: FR Y-9SP for June 30, 2026. Total consolidated assets covers the company and every subsidiary (Memoranda item 1, BHSP8519). The parent-only lines count the holding company itself, which carries its banks as an investment, and its net income is year to date. Bank-level figures in the tables below come from each bank's own call report.

Bank Subsidiaries 1 bank held directly or through another holding company

Bank Charter State Total assets (call report) Share of bank assets Held through
Winchester Savings Bank State Savings Bank MA $1.09B 100.0% Held directly

Questions About Winchester Bancorp, Inc.

What are Winchester Bancorp, Inc.'s total assets?

Winchester Bancorp, Inc. reported $1.10B in total consolidated assets as of June 30, 2026, the figure it entered on the consolidated assets memorandum line of its FR Y-9SP filing with the Federal Reserve. The FR Y-9SP is a parent-company-only report that carries no consolidated balance sheet, and holding companies with less than $3 billion in assets file it semiannually instead of the quarterly FR Y-9C.

How many banks does Winchester Bancorp, Inc. own?

Winchester Bancorp, Inc. owns 1 bank that files a call report: Winchester Savings Bank.

Who owns Winchester Savings Bank?

Winchester Savings Bank is owned by Winchester Bancorp, Inc. The bank reported $1.09B in total assets on its latest call report.

Where can I find Winchester Bancorp, Inc.'s FR Y-9SP?

Winchester Bancorp, Inc. files the FR Y-9SP with the Federal Reserve every six months, as of June 30 and December 31. The reports are public on the FFIEC National Information Center under RSSD ID 6007421. This page summarizes the FR Y-9SP for Q2 2026.

Does Winchester Bancorp, Inc. file with the SEC?

Yes. Winchester Bancorp, Inc. files with the SEC under Central Index Key (CIK) 2047235 and trades under the ticker WSBK.

Filing Details fiscal year and SEC registration

Fiscal year end
June 30
Ticker
WSBK
SEC CIK
2047235

Organization Map select + to expand a subsidiary's own holdings

Holding company Reporting bank Nonbank subsidiary
  • Winchester Bancorp, Inc.
    Holding Company MA RSSD 6007421
    $1.10B

Direct Subsidiaries 1 active direct subsidiary

Entity Type State Total Assets Share of bank subsidiary assets
Winchester Savings Bank · 899008 State Savings Bank MA $1.09B 100.0%

Share of bank subsidiary assets divides each bank's total assets by the combined assets of the bank subsidiaries listed. Nonbank subsidiaries are not counted.

Regulator records: FFIEC NIC profile (RSSD 6007421)