As of November 6, 2026, Marathon Bancorp, Inc. /MD/ is a publicly traded company (Nasdaq: MBBC); its largest reported holder is Marathon Bank Employee Stock Ownership Plan Trust, with 8.66% on Schedule 13G of September 2, 2025, then Marathon Bank 401(k) Plan Trust (7.32%) (Schedule 13G, September 2, 2025).
Is this your company?
About to sign with, pay or invest in Marathon Bancorp, Inc. /MD/? See the free Snapshot first.
Free to see. No signup.
Is Marathon Bancorp, Inc. /MD/ a real, registered company?
- Marathon Bancorp, Inc. files with the SEC under CIK 1835385 (its SEC filings).
- Its shares are listed under the ticker MBBC on Nasdaq (SEC company record).
- business address in Wausau, Wisconsin, as its SEC filings state.
- Court and bankruptcy records: see Before you sign or pay below.
Before you sign or pay
- Court and bankruptcy: No federal court case or bankruptcy filing found under Marathon Bancorp, Inc. in our court records and SEC 8-K records (as of 2026-11-06).
- Ownership: 5%+ holders are reported on Schedule 13D or 13G; the latest names Marathon Bank 401(k) Plan Trust (filed 2026-07-01).
Who are Marathon Bancorp, Inc. /MD/'s owners and officers?
Marathon Bancorp, Inc. /MD/: business address in Wausau, Wisconsin; industry Savings Institutions, Not Federally Chartered (Schedule 13G/A, 2026-07-01).
| Report | Holder | Share |
|---|---|---|
| Schedule 13G/A, 2026-07-01 | Marathon Bank 401(K) Plan Trust | 7.32% |
| Schedule 13G, 2026-07-01 | Marathon Bank 401(K) Plan Trust | 6.57% |
| Schedule 13G, 2026-02-17 | Alliancebernstein L.P. | 5.2% |
| Schedule 13G, 2025-09-02 | Marathon Bank Employee Stock Ownership Plan Trust | 8.66% |
Questions about who owns Marathon Bancorp, Inc. /MD/
Who owns Marathon Bancorp, Inc. /MD/?
On this page, 3 holders' latest ownership filings report 5% or more of Marathon Bancorp, Inc. /MD/: Marathon Bank Employee Stock Ownership Plan Trust (8.66%, Schedule 13G, filed 2025-09-02), Marathon Bank 401(K) Plan Trust (7.32%, Schedule 13G/A, filed 2026-07-01) and Alliancebernstein L.P. (5.2%, Schedule 13G, filed 2026-02-17).
Who are the largest shareholders of Marathon Bancorp, Inc. /MD/?
By the share each holder's latest filing reports, the largest holders of Marathon Bancorp, Inc. /MD/ on this page are Marathon Bank Employee Stock Ownership Plan Trust (8.66%), Marathon Bank 401(K) Plan Trust (7.32%) and Alliancebernstein L.P. (5.2%).
When did Marathon Bank Employee Stock Ownership Plan Trust buy into Marathon Bancorp, Inc. /MD/?
The filings give report dates, not purchase dates. The earliest filing from Marathon Bank Employee Stock Ownership Plan Trust on this page is the Schedule 13G, filed 2025-09-02, reporting 8.66%.
Is this an audit or a full list?
Neither. The ownership list on this page covers only Schedule 13D and 13G filings, which holders make once they own 5% or more of a class of shares (an amendment can report a stake that has since fallen below 5%); 4 such filings are shown here. It is not an audit and not a full cap table: holders who never reached 5% are not listed, and a stake can change after its latest filing.
Want the whole picture on Marathon Bancorp, Inc. /MD/?
Example from a real report (our sample on Target): “The Q2 2026 earnings report, published August 19, 2026, showed adjusted EPS of $2.46 against an expected $2.33” Source: CNBC
A Full Report on Marathon Bancorp, Inc. /MD/: verified, sourced, every claim cited, ready in a few minutes. See pricing.
What the Full Report on Marathon Bancorp, Inc. /MD/ covers
The Short Answer
Which Company This Is
What They Do, And How The Money Works
Who Runs It, And How To Reach Them
The Money: Funding, Valuation, Runway
Who Pays Them, And Who They Are Up Against
Warning Bells
Sources
12 cited sources found
Plus the sections for what you are deciding, which you pick after ordering.
A real finished report, first screen. Opens in a new tab.
Which insiders own Marathon Bancorp, Inc. /MD/ shares?
Directors, officers and holders of 10% or more report their shares on Forms 3, 4 and 5. Each line is the latest such report, largest holding first.
- , the chief executive and president: 112,129 shares (3.7% of shares outstanding), 55,936 held directly and 56,193 indirectly (Form 4, 2026-06-30).
- , the executive vice president and cao: 75,007 shares (2.5% of shares outstanding), 29,259 held directly and 45,748 indirectly (Form 4, 2026-09-18).
- , the senior vice president and chief commercial officer: 35,711 shares (1.2% of shares outstanding), 6,256 held directly and 29,455 indirectly (Form 4, 2026-06-30).
- , the chief operating officer and executive vice president: 30,131 shares (1.0% of shares outstanding), 8,557 held directly and 21,574 indirectly (Form 4, 2026-06-30).
- , the chief financial officer and senior vice president: 28,725 shares (0.95% of shares outstanding), 4,760 held directly and 23,965 indirectly (Form 4, 2026-06-30).
Shares outstanding: 3,009,903 as of 2026-09-15, from the company's latest SEC cover page.
How much has Marathon Bancorp, Inc. /MD/ raised?
Latest IPO step: Marathon Bancorp, Inc. /MD/ amended its IPO registration (S-1/A, 2025-02-06).
IPO filings: S-1/A, 2025-02-06, S-1, 2024-12-13.
Keep reading
More on Marathon Bancorp, Inc. /MD/ and the records around it.
Companies that share a holder
- AllianceBernstein L.P. also filed stake reports on 82 other companies: New Fortress Energy Inc (Nov 2026), RIVERNORTH OPPORTUNITIES FUND, INC. (Oct 2026), Trex Co Inc (Sep 2026)
Related pages
Filings, cases and notices link to their records. A not-found line names the records searched; it is not proof of absence.
Not for employment, credit, insurance or tenancy decisions.
Cite this page
https://mentionfox.com/who-owns/marathon-bancorp