---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-24-128042"
form_type: "8-K"
ticker: "MBBC"
cik: "0001835385"
company_name: "Marathon Bancorp, Inc. /MD/"
filed_at: "2024-12-12T23:59:59+00:00"
generated_at: "2026-05-29T04:16:39.306724+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Marathon Bancorp adopts second-step conversion; MHC to merge into company

## Summary
- Marathon MHC, owning 57.4% of MBBC common stock, will cease to exist after conversion.
- Minority stockholders' shares exchanged via ratio preserving pre-conversion ownership percentages.
- Company will sell new shares in subscription/community offerings; expected completion Q2 2025.
- Transaction requires regulatory approval, depositor approval, and stockholder (including minority) vote.
- Eligible account holders as of Sept 30, 2023 get first priority subscription rights.

## SEC filing metadata
- accession: 0001104659-24-128042
- form_type: 8-K
- ticker: MBBC
- cik: 0001835385
- company_name: Marathon Bancorp, Inc. /MD/
- filed_at: 2024-12-12T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1835385/000110465924128042/0001104659-24-128042-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1835385/000110465924128042/tm2430951d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-24-128042
- JSON: https://secwatch.observer/filing/0001104659-24-128042.json
- Plain text: https://secwatch.observer/filing/0001104659-24-128042.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.