Browse the latest SEC filings and forms submitted by Marathon Bancorp, Inc. /MD/ (MBBC). Access annual reports, quarterly statements, and other official disclosures.
View Insider Transactions for Marathon Bancorp, Inc. /MD/ (MBBC).
Search Company Filings →| Form | Filing Date | Description | Link |
|---|---|---|---|
| 4 | March 20, 2026 | FORM 4 | View Document |
| 4 | March 18, 2026 | FORM 4 | View Document |
| 4 | Feb. 24, 2026 | FORM 4 | View Document |
| SCHEDULE 13G | Feb. 17, 2026 | - | View Document |
| 10-Q | Feb. 11, 2026 | 10-Q | View Document |
| 4 | Dec. 3, 2025 | FORM 4 | View Document |
| 4 | Dec. 3, 2025 | FORM 4 | View Document |
| 4 | Dec. 3, 2025 | FORM 4 | View Document |
| 4 | Nov. 28, 2025 | OWNERSHIP DOCUMENT | View Document |
| 8-K | Nov. 18, 2025 | FORM 8-K | View Document |
| 4 | Nov. 14, 2025 | FORM 4 | View Document |
| 10-Q | Nov. 12, 2025 | 10-Q | View Document |
| ARS | Oct. 15, 2025 | ARS | View Document |
| DEF 14A | Oct. 15, 2025 | DEF 14A | View Document |
| S-8 | Sept. 30, 2025 | MARATHON BANCORP, INC. REGISTRATION STATEMENT FORM S-8 SEPTEMBER 30, 2025 | View Document |
| 10-K | Sept. 26, 2025 | 10-K | View Document |
| SCHEDULE 13G | Sept. 2, 2025 | - | View Document |
| 4/A | July 2, 2025 | FORM 4/A | View Document |
| 4 | July 1, 2025 | FORM 4 | View Document |
| 4 | July 1, 2025 | FORM 4 | View Document |
| 4 | July 1, 2025 | FORM 4 | View Document |
| 4 | July 1, 2025 | FORM 4 | View Document |
| 4 | July 1, 2025 | FORM 4 | View Document |
| 11-K | June 23, 2025 | MARATHON BANCORP, INC. FORM 11-K DECEMBER 31, 2024 | View Document |
| 4 | June 16, 2025 | FORM 4 | View Document |
| 4 | June 3, 2025 | FORM 4 | View Document |
| 4 | June 3, 2025 | FORM 4 | View Document |
| 4 | May 20, 2025 | FORM 4 | View Document |
| 4 | May 20, 2025 | FORM 4 | View Document |
| 4 | May 20, 2025 | FORM 4 | View Document |
| 4 | May 20, 2025 | FORM 4 | View Document |
| 4 | May 20, 2025 | FORM 4 | View Document |
| 10-Q | May 14, 2025 | 10-Q | View Document |
| 4 | April 22, 2025 | FORM 4 | View Document |
| 4 | April 22, 2025 | FORM 4 | View Document |
| 4 | April 22, 2025 | FORM 4 | View Document |
| 4 | April 22, 2025 | FORM 4 | View Document |
| 4 | April 22, 2025 | FORM 4 | View Document |
| 4 | April 22, 2025 | FORM 4 | View Document |
| 4 | April 22, 2025 | FORM 4 | View Document |
| 4 | April 22, 2025 | FORM 4 | View Document |
| 4 | April 22, 2025 | FORM 4 | View Document |
| CERT | April 21, 2025 | - | View Document |
| 8-K | April 21, 2025 | - | View Document |
| 8-A12B | April 21, 2025 | - | View Document |
| 8-K | April 16, 2025 | MARATHON BANCORP, INC. FORM 8-K APRIL 16, 2025 | View Document |
| 8-K | March 31, 2025 | MARATHON BANCORP, INC. FORM 8-K MARCH 31, 2025 | View Document |
| 8-K | March 24, 2025 | MARATHON BANCORP, INC. FORM 8-K MARCH 24, 2025 | View Document |
| 424B3 | Feb. 21, 2025 | 424B3 | View Document |
| 424B3 | Feb. 21, 2025 | 424B3 | View Document |
| 424B3 | Feb. 21, 2025 | 424B3 | View Document |
| 8-K | Feb. 20, 2025 | MARATHON BANCORP, INC. FORM 8-K FEBRUARY 20, 2025 | View Document |
| 8-K | Feb. 18, 2025 | FORM 8-K | View Document |
| 10-Q | Feb. 13, 2025 | 10-Q | View Document |
| EFFECT | Feb. 11, 2025 | - | View Document |
| CORRESP | Feb. 7, 2025 | - | View Document |
| CORRESP | Feb. 7, 2025 | - | View Document |
| S-1/A | Feb. 6, 2025 | S-1/A | View Document |
| UPLOAD | Dec. 19, 2024 | - | View Document |
| S-1 | Dec. 13, 2024 | S-1 | View Document |
| 425 | Dec. 12, 2024 | 425 | View Document |
| 8-K | Dec. 12, 2024 | FORM 8-K | View Document |
| 8-K | Nov. 19, 2024 | - | View Document |
| 10-Q | Nov. 13, 2024 | 10-Q | View Document |
| ARS | Oct. 11, 2024 | ARS | View Document |
| DEF 14A | Oct. 11, 2024 | DEF 14A | View Document |
| 10-K | Sept. 26, 2024 | 10-K | View Document |
| 4 | July 2, 2024 | FORM 4 | View Document |
| 4 | July 2, 2024 | FORM 4 | View Document |
| 4 | July 2, 2024 | FORM 4 | View Document |
| 4 | July 2, 2024 | FORM 4 | View Document |
| 4 | July 2, 2024 | FORM 4 | View Document |
| 11-K | June 18, 2024 | MARATHON BANCORP, INC. FORM 11-K DECEMBER 31, 2023 | View Document |
| 4 | May 28, 2024 | FORM 4 | View Document |
| 10-Q | May 13, 2024 | 10-Q | View Document |
| 4 | March 7, 2024 | FORM 4 | View Document |
| 10-Q | Feb. 14, 2024 | 10-Q | View Document |
| 8-K | Dec. 26, 2023 | MARATHON BANCORP, INC. FORM 8-K DECEMBER 22, 2023 | View Document |
| 4 | Dec. 5, 2023 | FORM 4 | View Document |
| 4 | Dec. 5, 2023 | FORM 4 | View Document |
| 4 | Dec. 5, 2023 | FORM 4 | View Document |
| 4 | Dec. 5, 2023 | FORM 4 | View Document |
| 8-K | Nov. 21, 2023 | MARATHON BANCORP, INC. FORM 8-K NOVEMBER 21, 2023 | View Document |
| 4 | Nov. 17, 2023 | FORM 4 | View Document |
| 10-Q | Nov. 14, 2023 | 10-Q | View Document |
| ARS | Oct. 17, 2023 | ARS | View Document |
| DEF 14A | Oct. 17, 2023 | DEF 14A | View Document |
| 4 | Oct. 4, 2023 | FORM 4 | View Document |
| 4 | Oct. 4, 2023 | FORM 4 | View Document |
| 4 | Oct. 4, 2023 | FORM 4 | View Document |
| 4 | Oct. 4, 2023 | FORM 4 | View Document |
| 4 | Oct. 4, 2023 | FORM 4 | View Document |
| 8-K | Sept. 20, 2023 | MARATHON BANCORP, INC. FORM 8-K SEPTEMBER 19, 2023 | View Document |
| 10-K | Sept. 20, 2023 | 10-K | View Document |
| 4/A | July 6, 2023 | FORM 4/A | View Document |
| 4/A | July 6, 2023 | FORM 4/A | View Document |
| 4/A | July 6, 2023 | FORM 4/A | View Document |
| 4/A | July 6, 2023 | FORM 4/A | View Document |
| 4/A | July 6, 2023 | FORM 4/A | View Document |
| 11-K | June 28, 2023 | MARATHON BANCORP, INC. FORM 11-K DECEMBER 31, 2022 | View Document |
| 4 | June 13, 2023 | FORM 4 | View Document |
| 4 | June 13, 2023 | FORM 4 | View Document |
| 4 | June 13, 2023 | FORM 4 | View Document |
| 4 | June 13, 2023 | FORM 4 | View Document |
| 4 | May 22, 2023 | FORM 4 | View Document |
| 4 | May 22, 2023 | FORM 4 | View Document |
| 4 | May 18, 2023 | FORM 4 | View Document |
| 4 | May 18, 2023 | FORM 4 | View Document |
| 4 | May 18, 2023 | FORM 4 | View Document |
| 4 | May 18, 2023 | FORM 4 | View Document |
| 4 | May 18, 2023 | FORM 4 | View Document |
| 4 | May 18, 2023 | FORM 4 | View Document |
| 4 | May 18, 2023 | FORM 4 | View Document |
| 4 | May 18, 2023 | FORM 4 | View Document |
| 4 | May 18, 2023 | FORM 4 | View Document |
| 10-Q | May 12, 2023 | 10-Q | View Document |
| 8-K | May 10, 2023 | MARATHON BANCORP, INC. FORM 8-K MAY 10, 2023 | View Document |
| 10-Q | Feb. 14, 2023 | 10-Q | View Document |
| 4 | Dec. 6, 2022 | FORM 4 | View Document |
| 4 | Dec. 6, 2022 | FORM 4 | View Document |
| 4 | Dec. 6, 2022 | FORM 4 | View Document |
| 4 | Dec. 6, 2022 | FORM 4 | View Document |
| 8-K | Nov. 22, 2022 | MARATHON BANCORP, INC. FORM 8-K NOVEMBER 22, 2022 | View Document |
| 8-K | Nov. 16, 2022 | - | View Document |
| 10-Q | Nov. 14, 2022 | 10-Q | View Document |
| DEF 14A | Oct. 17, 2022 | DEF 14A | View Document |
| 10-K | Sept. 28, 2022 | 10-K | View Document |
| 4 | July 8, 2022 | FORM 4 | View Document |
| 3 | July 8, 2022 | FORM 3 | View Document |
| 8-K | June 30, 2022 | MARATHON BANCORP, INC. FORM 8-K JUNE 28, 2022 | View Document |
| 4 | June 29, 2022 | FORM 4 | View Document |
| 4 | June 29, 2022 | FORM 4 | View Document |
| 4 | June 29, 2022 | FORM 4 | View Document |
| 4 | June 29, 2022 | FORM 4 | View Document |
| 4 | June 29, 2022 | FORM 4 | View Document |
| 4 | June 29, 2022 | FORM 4 | View Document |
| 4 | June 29, 2022 | FORM 4 | View Document |
| 4 | June 29, 2022 | FORM 4 | View Document |
| 4 | June 29, 2022 | FORM 4 | View Document |
| 11-K | June 28, 2022 | MARATHON BANCORP, INC. FORM 11-K DECEMBER 31, 2021 | View Document |
| S-8 | June 28, 2022 | MARATHON BANCORP, INC. FORM S-8 REGISTRATION STATEMENT JUNE 2022 | View Document |
| 4 | June 1, 2022 | FORM 4 | View Document |
| 4 | June 1, 2022 | FORM 4 | View Document |
| 4 | June 1, 2022 | FORM 4 | View Document |
| 4 | June 1, 2022 | FORM 4 | View Document |
| 8-K | May 24, 2022 | MARATHON BANCORP, INC. FORM 8-K MAY 24, 2022 | View Document |
| 4 | May 18, 2022 | FORM 4 | View Document |
| 10-Q | May 13, 2022 | 10-Q | View Document |
| DEF 14A | April 18, 2022 | DEF 14A | View Document |
| 10-Q | Feb. 11, 2022 | 10-Q | View Document |
| 4 | Dec. 10, 2021 | FORM 4 | View Document |
| 4 | Dec. 10, 2021 | FORM 4 | View Document |
| 4 | Dec. 10, 2021 | FORM 4 | View Document |
| 3/A | Dec. 10, 2021 | FORM 3/A | View Document |
| 3/A | Dec. 10, 2021 | FORM 3/A | View Document |
| 8-K | Nov. 23, 2021 | MARATHON BANCORP, INC. FORM 8-K NOVEMBER 23, 2021 | View Document |
| 10-Q | Nov. 12, 2021 | 10-Q | View Document |
| DEF 14A | Oct. 22, 2021 | DEF 14A | View Document |
| 10-K | Sept. 28, 2021 | 10-K | View Document |
| S-8 | June 11, 2021 | MARATHON BANCORP, INC. FORM S-8 JUNE 11, 2021 | View Document |
| 4 | May 27, 2021 | FORM 4 | View Document |
| 10-Q | May 13, 2021 | 10-Q | View Document |
| 8-K | April 19, 2021 | MARATHON BANCORP, INC. FORM 8-K APRIL 14, 2021 | View Document |
| 8-K | April 16, 2021 | FORM 8-K | View Document |
| 8-K | April 15, 2021 | FORM 8-K | View Document |
| SC 13D | April 15, 2021 | MARATHON BANCORP, INC. SCHEDULE 13D | View Document |
| 3 | April 14, 2021 | FORM 3 | View Document |
| 8-A12G | April 14, 2021 | MARATHON BANCORP, INC. | View Document |
| 3 | April 14, 2021 | FORM 3 | View Document |
| 3 | April 14, 2021 | FORM 3 | View Document |
| 3 | April 14, 2021 | FORM 3 | View Document |
| 3 | April 14, 2021 | FORM 3 | View Document |
| 3 | April 14, 2021 | FORM 3 | View Document |
| 3 | April 14, 2021 | FORM 3 | View Document |
| 3 | April 14, 2021 | FORM 3 | View Document |
| 3 | April 14, 2021 | FORM 3 | View Document |
| 3 | April 14, 2021 | FORM 3 | View Document |
| 8-K | April 9, 2021 | FORM 8-K | View Document |
| 8-K | March 30, 2021 | FORM 8-K | View Document |
| 10-Q | March 26, 2021 | 10-Q | View Document |
| 8-K | March 3, 2021 | MARATHON BANCORP, INC. FORM 8-K MARCH 3, 2021 | View Document |
| 424B3 | Feb. 22, 2021 | 424B3 | View Document |
| 424B3 | Feb. 22, 2021 | 424B3 | View Document |
| 8-K | Feb. 17, 2021 | FORM 8-K | View Document |
| EFFECT | Feb. 11, 2021 | - | View Document |
| CORRESP | Feb. 9, 2021 | - | View Document |
| CORRESP | Feb. 9, 2021 | - | View Document |
| S-1/A | Jan. 29, 2021 | S-1/A | View Document |
| CORRESP | Jan. 28, 2021 | - | View Document |
| UPLOAD | Jan. 7, 2021 | - | View Document |
| S-1 | Dec. 11, 2020 | FORM S-1 | View Document |