{
 "ok": true,
 "cik": "2047235",
 "ticker": "WSBK",
 "name": "WINCHESTER BANCORP, INC.",
 "filings": [
  {
   "form": "DEF 14A",
   "filed": "2026-09-28",
   "items": [],
   "url": "https://www.sec.gov/Archives/edgar/data/2047235/000119312526403439/0001193125-26-403439-index.htm"
  },
  {
   "form": "10-K",
   "filed": "2026-09-16",
   "items": [],
   "url": "https://www.sec.gov/Archives/edgar/data/2047235/000119312526392194/0001193125-26-392194-index.htm"
  },
  {
   "form": "8-K",
   "filed": "2026-07-30",
   "items": [
    "2.02 Results of Operations and Financial Condition",
    "5.03 Amendments to Articles or Bylaws; Change in Fiscal Year",
    "9.01 Financial Statements and Exhibits"
   ],
   "url": "https://www.sec.gov/Archives/edgar/data/2047235/000119312526324928/0001193125-26-324928-index.htm"
  },
  {
   "form": "10-Q",
   "filed": "2026-05-13",
   "items": [],
   "url": "https://www.sec.gov/Archives/edgar/data/2047235/000119312526221566/0001193125-26-221566-index.htm"
  },
  {
   "form": "8-K",
   "filed": "2026-04-29",
   "items": [
    "2.02 Results of Operations and Financial Condition",
    "9.01 Financial Statements and Exhibits"
   ],
   "url": "https://www.sec.gov/Archives/edgar/data/2047235/000119312526191386/0001193125-26-191386-index.htm"
  },
  {
   "form": "10-Q",
   "filed": "2026-02-11",
   "items": [],
   "url": "https://www.sec.gov/Archives/edgar/data/2047235/000119312526046248/0001193125-26-046248-index.htm"
  }
 ],
 "events12m": 5,
 "healthWatch": {
  "window": "last 12 months",
  "since": "2025-09-29",
  "signals": [],
  "note": "Events the company itself filed with the SEC, most serious first. Shown beside the figures; they do not change the range or its receipt."
 },
 "sources": {
  "facts": "https://data.sec.gov/api/xbrl/companyfacts/CIK0002047235.json",
  "filings": "https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=2047235"
 },
 "license": "Figures as filed with the SEC. Card text CC BY 4.0, POPS4.",
 "notAdvice": "Reporting, not investment advice. No price targets and no trading recommendations.",
 "edgar": "🫧 Edgar looked up WINCHESTER BANCORP, INC. ($WSBK). Last filing: DEF 14A, 2026-09-28. 5 event filings (8-K) in the past twelve months.",
 "auditor": {
  "changes": [],
  "nonReliance": [],
  "restatedSince": null
 },
 "edgarette": "🔖 The filings carry no annual revenue line Edgarette can read (common for banks and insurers, which report income differently). Nothing weighed, nothing guessed."
}