Form4insider filings, from the source

Insider · CIK 0001856214

Thomas L Grimm

Files at: MBBC. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jun 15, 2026 AForm 4 →Jun 16, 4:48 pm EDTMarathon Bancorp, Inc. /MD/MBBC3,386——6,384—
Jun 3, 2026 MForm 4 →Jun 5, 12:46 pm EDTMarathon Bancorp, Inc. /MD/MBBC300$6.48$1,94422,294—

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jun 15, 2026 AForm 4 →Jun 16, 4:48 pm EDTMarathon Bancorp, Inc. /MD/MBBC8,467——8,467—
Jun 3, 2026 MForm 4 →Jun 5, 12:46 pm EDTMarathon Bancorp, Inc. /MD/MBBC300——600—