Marathon Bancorp, Inc. /MD/
MBBC · Savings Institutions, Not Federally Chartered
Latest available SEC filing: 4 ·
Latest disclosures
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Latest financial period: Q2 2026
Financial facts · Filed
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Spatz Nora: Form 4
Insider disclosure · Filed · Report period 18 Sep 2026
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Form 4
SEC filing · Filed
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Form 10-K
SEC filing · Filed
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Form 4
SEC filing · Filed
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Form 4
SEC filing · Filed
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Form 4
SEC filing · Filed
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Form 4
SEC filing · Filed
Institutional holders by security
Choose a share class to see reported 13F positions and quarterly changes. Different securities have separate holder histories.
Company details and SEC sources
CIK 0001835385 · SEC filing index. Filing dates describe disclosures, not live market data.
- Listed symbols
- MBBC on Nasdaq
- SEC industry group
- Savings Institutions, Not Federally Chartered (Office of Finance)
- Business address
- 500 Scott Street, Wausau, WI, 54403
- Fiscal year end
- 30 June
At a glance
Names, identifiers, and filing context for this profile.
2 identity fields