Marathon Bancorp Inc is a mid-tier holding company for Marathon Bank, a Wisconsin-chartered savings bank. The group operates as a community-oriented bank offering a variety of financial products and services to meet the needs of customers. The primary deposit products are demand deposits, savings, and certificates of deposits; and prime lending products are commercial real estate, commercial and industrial, construction, one-to-four-family residential, multifamily real estate, and consumer loans. The majority of the group's revenue comes from interest income on loans and debt securities.
Dollar totals are shown for open-market purchases and sales only. Grants, option exercises, gifts and tax withholding are reported by share count because they are not trades at a market price.
MBBC Insider Transactions (Form 4)
76
41 Form 4 filings on record, the earliest from Jun 28, 2025, newest first. Filing history page 1 of 2.
Marathon Bancorp, Inc. /MD/ (MBBC) had 5 insider filings in the last 90 days, with the most recent on 2026-06-30. The full record for MBBC runs to 41 Form 4 filings, the earliest from 2025-06-28. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
How many insiders are buying MBBC stock?
No insider purchases of MBBC were filed in the last 90 days. 27 purchases are on record for this company.
How many insiders are selling MBBC stock?
No insider sales of MBBC were filed in the last 90 days.
Where can I see MBBC SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page tracks MBBC Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
How can I follow MBBC insider buys?
Create a free InsiderAlpha account and press Watch on this page to add MBBC to your watchlist. A free account also opens the full scored daily plan with every past day and 3 months of price history. No card is required. Sign up at https://insideralpha.ai/register.
