InsiderTrades

Form 4 for MBBC Marathon Bancorp, Inc. /MD/

Accepted 2026-06-05 12:45:21 ET · period of report 2026-06-03 · accession 0001437749-26-019697 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
DMI 2026-06-05 12:45 2026-06-03 MBBC Wimmer Timothy R Dir M - OptEx $7.80 +4,498 13.9K +48% +$35.1K
DM 2026-06-05 12:45 2026-06-03 MBBC Wimmer Timothy R Dir M - OptEx $0.00 -4,498 600 -88% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-06-03 M A 3,599 $8.13 12,963 I By Trust — —
2 Common Common Stock 2026-06-03 M A 899 $6.48 13,862 I By Trust — —
3 Derivative Stock Options 2026-06-03 M D 3,599 $0.00 2,400 D $8.13 · 2023-06-28 to 2032-06-28 3,599 Common Stock (F2) Stock options vest at a rate of 20% per year commencing on June 28, 2023. (F2) Stock options vest at a rate of 20% per year commencing on June 28, 2023.
4 Derivative Stock Options 2026-06-03 M D 899 $0.00 600 D $6.48 · 2024-05-16 to 2033-05-16 899 Common Stock (F3) Stock options vest at a rate of 20% per year commencing on May 16, 2024. (F3) Stock options vest at a rate of 20% per year commencing on May 16, 2024.