CIK 0001835385 · Non-accelerated filer<br>Smaller reporting company
Marathon Bancorp, Inc. /MD/
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- MBBC
- Exchange
- Nasdaq
- Industry
- Savings Institutions, Not Federally Chartered
- FY end
- Jun 30
- Entity type
- operating
- EIN
- 862191258
- Phone
- (715) 845-7331
- Business address
- 500 SCOTT STREET, WAUSAU, WI, 54403
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $0
- in 0 filings
Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Reading 20 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-06-03 | Wimmer Timothy R Director | Option exercise | +3,599 | $8.13 | $29K | 12,963 |
| 2026-06-03 | Wimmer Timothy R Director | Option exercise | +899 | $6.48 | $6K | 13,862 |
| 2026-06-03 | Wimmer Timothy R Director | Option exercise · Stock Options | −3,599 | 2,400 | ||
| 2026-06-03 | Wimmer Timothy R Director | Option exercise · Stock Options | −899 | 600 | ||
| 2026-05-16 | Cornish Terry SVP and CCO | Shares withheld for taxes | −41 | $14.50 | $595 | 3,003 |
| 2026-05-16 | Selting-Buchberger Joy SVP and CFO | Shares withheld for taxes | −56 | $14.50 | $812 | 5,282 |
| 2026-05-16 | Spatz Nora EVP and CAO | Shares withheld for taxes | −30 | $14.50 | $435 | 19,949 |
| 2026-05-16 | Knopf Michelle EVP and COO | Shares withheld for taxes | −86 | $14.50 | $1K | 3,332 |
| 2026-05-05 | Werth Ann M Director | Option exercise | +899 | $8.13 | $7K | 4,516 |
| 2026-05-05 | Werth Ann M Director | Option exercise | +599 | $6.48 | $4K | 5,115 |
| 2026-05-05 | Werth Ann M Director | Option exercise · Stock Options | −899 | 600 | ||
| 2026-05-05 | Werth Ann M Director | Option exercise · Stock Options | −599 | 900 | ||
| 2026-03-20 | Grimm Thomas L Director | Option exercise | +3,599 | $8.13 | $29K | 21,395 |
| 2026-03-20 | Grimm Thomas L Director | Option exercise | +599 | $6.48 | $4K | 21,994 |
| 2026-03-20 | Grimm Thomas L Director | Option exercise · Stock Options | −0 | 2,400 | ||
| 2026-03-20 | Grimm Thomas L Director | Option exercise · Stock Options | −0 | 900 | ||
| 2026-03-18 | Spatz Nora EVP and CAO | Option exercise | +2,399 | $8.13 | $20K | 18,058 |
| 2026-03-18 | Spatz Nora EVP and CAO | Option exercise | +1,921 | $6.48 | $12K | 19,979 |
| 2026-03-18 | Spatz Nora EVP and CAO | Option exercise · Stock Options | −2,399 | 3,600 | ||
| 2026-03-18 | Spatz Nora EVP and CAO | Option exercise · Stock Options | −1,921 | 2,883 |
Page 4 of 9 · 179 trades