Recent 8-K filings for WSBK

• April 29, 2026, 7:59 PM ET earnings materiality 0.70 positive item 2.02item 9.01 ◈ Earnings Releases ×2

  Winchester Bancorp Q3 net income $1.1M, up 275% YoY; NIM expands 52bps

  Net income $1.1M ($0.13/share) vs. $305k a year ago; nine-month net income $3.2M ($0.36/share).

• January 28, 2026, 6:59 PM ET earnings materiality 0.70 positive item 2.02item 9.01

  Winchester Bancorp Q2 net income surges 187.9% to $1.1M; margin expands to 2.51%

  Net income of $1.1M ($0.12 diluted EPS) vs $373k in Q2 2024; six-month net income $2.0M ($0.23).

• November 13, 2025, 6:59 PM ET other materiality 0.15 neutral item 5.07

  Winchester Bancorp announces annual meeting results; all director nominees elected

  John A. Carroll, Deborah A. Carson, Geoffrey A. Curtis, Alan G. Macdonald, and Sara Perkins Salehpour elected as directors for three-year terms.

• October 22, 2025, 7:59 PM ET earnings materiality 0.65 positive item 2.02item 9.01

  Winchester Bancorp posts Q1 net income of $962K vs prior quarter loss of $920K

  Net income $962K ($0.11 EPS) vs prior quarter net loss $920K ($0.10 loss per share).

• September 17, 2025, 7:59 PM ET other materiality 0.10 neutral item 8.01item 9.01

  Winchester Bancorp announces annual meeting of stockholders on November 12, 2025

  Winchester Bancorp, Inc. (WSBK) announced its annual meeting will be held on November 12, 2025.

• July 30, 2025, 7:59 PM ET earnings materiality 0.60 neutral item 2.02item 9.01

  Winchester Bancorp reports net loss of $874k for FY2025 due to $2.3M charitable foundation contribution

  Net loss of $874k (GAAP) vs net income of $786k prior year; non-GAAP net income ex-foundation charge was $750k.

• May 6, 2025, 7:59 PM ET other material materiality 0.60 positive item 8.01item 9.01

  Winchester Bancorp closes IPO, stock to trade on Nasdaq under WSBK on May 2

  Sold 3,997,012 shares (including 334,633 to ESOP) in the offering.

• April 30, 2025, 7:59 PM ET other materiality 0.65 neutral item 8.01item 9.01

  Winchester Bancorp IPO closes Apr 30; stock begins trading May 2 on Nasdaq under WSBK

  All final regulatory approvals received; reorganization and stock offering close on April 30, 2025.

• April 30, 2025, 7:59 PM ET earnings materiality 0.55 neutral item 2.02item 9.01

  Winchester Bancorp Q3 net income $305K vs $192K YoY; credit loss benefit of $21K vs provision $1.4M

  Net income for Q3 FY2025 (three months ended March 31, 2025) was $305K, up from $192K in Q3 FY2024.

• March 21, 2025, 7:59 PM ET other material materiality 0.50 neutral item 8.01item 9.01

  Winchester Bancorp completes community offering in mutual holding company reorganization

  Community offering closed on March 21, 2025; final results not yet disclosed.

• March 20, 2025, 7:59 PM ET other material materiality 0.40 neutral item 8.01item 9.01

  Winchester Bancorp starts community offering for mutual holding company reorganization

  Filed prospectus supplement with SEC on March 20, 2025, announcing community offering.

• February 18, 2025, 6:59 PM ET other material materiality 0.60 neutral item 1.01item 9.01

  Winchester Bancorp Enters Agency Agreement with Raymond James for Stock Offering

  Raymond James to assist in marketing common stock in connection with mutual holding company reorganization.

Earnings & guidance

Materiality & sentiment trend

Max materiality 0.70 · Median 0.60 · Most common event earnings

4 positive 0 negative 8 neutral

source · WSBK on sec.gov