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WSBK · NASDAQ

Winchester Bancorp (WSBK) Stock Price & Fundamentals

$1,291.85−1.36%−$17.84End-of-day price as of Oct 9, 2026

Winchester Bancorp (WSBK) closed at $1,291.85 on Oct 9, 2026, down 1.36% from the previous close of $1,309.69.

Share price, past year

1Y −7.83%
Daily closing prices

52-week range $1,230.57 – $1,508.30.
Monthly closing prices
Last closing price of each month
DateClose
Oct 9, 2026$1,291.85
Sep 30, 2026$1,311.27
Aug 31, 2026$1,311.82
Jul 31, 2026$1,322.11
Jun 30, 2026$1,308.42
May 29, 2026$1,339.34
Apr 30, 2026$1,325.01
Mar 31, 2026$1,372.92
Feb 27, 2026$1,440.83
Jan 30, 2026$1,508.30
Dec 31, 2025$1,386.38
Nov 28, 2025$1,325.17
Oct 31, 2025$1,326.92

Key statistics

Market cap
$12.01B
P/E (TTM)
2,636.4
EPS (TTM)
$0.49
Revenue (TTM)
$26.26M
Net income (TTM)
$4.42M
Shares outstanding
9.3M
Dividend yield
—
52-week range
$1,230.57 – $1,508.30

Winchester Bancorp's market cap is $12.01B, based on a share price of $1,291.85 and 9.3M shares outstanding as of Jun 30, 2026.

Financials

Winchester Bancorp reported revenue (net interest income plus fees and other income) of $26.26M for fiscal 2026, up 35.97% from fiscal 2025.

Winchester Bancorp earned net income of $4.42M in fiscal 2026, a net margin of 16.8%.

Annual revenue

FY24FY25FY26
Annual revenue by fiscal year; the table below lists the values.
Winchester Bancorp annual financials by fiscal year, from SEC filings
Fiscal yearRevenueGrowthNet incomeNet marginEPS (diluted)Free cash flow
FY2026ended Jun 30, 2026$26.26M+36.0%$4.42M16.8%$0.49—
FY2025ended Jun 30, 2025$19.31M+19.6%−$874.00K−4.5%−$0.10—
FY2024ended Jun 30, 2024$16.15M—$786.00K4.9%——
Winchester Bancorp quarterly results
QuarterRevenueNet incomeEPS (diluted)
Q4 FY2026ended Jun 30, 2026$7.36M$1.24M$0.13
Q3 FY2026ended Mar 31, 2026$6.66M$1.15M$0.13
Q2 FY2026ended Dec 31, 2025$6.45M$1.07M$0.12
Q1 FY2026ended Sep 30, 2025$5.79M$962.00K$0.11
Q4 FY2025ended Jun 30, 2025$5.95M−$920.00K—
Q3 FY2025ended Mar 31, 2025$4.67M$305.00K—
Q2 FY2025ended Dec 31, 2024$4.42M$373.00K—
Q1 FY2025ended Sep 30, 2024$4.27M−$632.00K—

Earnings

Winchester Bancorp earned $0.13 per share in fiscal Q4 2026, reported Jul 30, 2026.

Diluted earnings per share by quarter

Q1'26Q2'26Q3'26Q4'26
Diluted earnings per share by fiscal quarter; the table below lists the values.
Winchester Bancorp quarterly earnings per share, from SEC filings
QuarterReportedEPS (diluted)A year earlierChange
Q4 FY2026ended Jun 30, 2026Full year minus Q1–Q3Jul 30, 2026Earnings release$0.13——
Q3 FY2026ended Mar 31, 2026Apr 29, 2026Earnings release$0.13——
Q2 FY2026ended Dec 31, 2025Jan 28, 2026Earnings release$0.12——
Q1 FY2026ended Sep 30, 2025Oct 22, 2025Earnings release$0.11——

Company profile

Name
Winchester Bancorp, Inc./MD/
Ticker
WSBK
Exchange
NASDAQ
Industry (SEC SIC)
Savings Institutions, Not Federally Chartered
Headquarters
661 Main Street, Winchester, MA 01890
Incorporated in
MD
Fiscal year ends
December
SEC CIK
0002047235

Recent SEC filings

Winchester Bancorp's industry, as the SEC classifies it, is Savings Institutions, Not Federally Chartered. The companies in it closest to Winchester Bancorp in revenue are SR Bancorp, Bogota Financial and Pioneer Bancorp.

ETFs that hold Winchester Bancorp

Of the ETFs and funds on Laurel, Vanguard Morningstar Total Stock Market ETF (VTI) holds the most Winchester Bancorp shares by value: 0.00% of the fund, as of its latest report to the SEC.

Frequently asked questions

What is Winchester Bancorp's stock price?

Winchester Bancorp (WSBK) closed at $1,291.85 on Oct 9, 2026, down 1.36% from the previous close of $1,309.69.

What is Winchester Bancorp's market cap?

Winchester Bancorp's market cap is $12.01B, based on a share price of $1,291.85 and 9.3M shares outstanding as of Jun 30, 2026.

How much revenue does Winchester Bancorp make?

Winchester Bancorp reported revenue (net interest income plus fees and other income) of $26.26M for fiscal 2026, up 35.97% from fiscal 2025.

What is WSBK's P/E ratio?

Winchester Bancorp's price-to-earnings ratio is 2,636.4, based on trailing twelve-month diluted EPS of $0.49.

Does Winchester Bancorp pay a dividend?

Winchester Bancorp's recent filings report no dividends declared over the last four quarters.

Sources and methodology

Fundamentals come from Winchester Bancorp, Inc./MD/'s filings with the SEC (EDGAR XBRL company facts). Fourth-quarter figures that companies don't report separately are calculated as the fiscal year minus the first three quarters. Trailing twelve-month (TTM) figures sum the latest four quarters. Prices are generated sample data for development. Last updated Oct 10, 2026. Data sources and disclosures