Marathon Bancorp, Inc. /MD/ (MBBC) Insider Trading -- Recent Executive & Director Transactions

9 insiders reported 91 Form 4 transactions for Marathon Bancorp, Inc. /MD/ (MBBC) over the past 18 months (most recent 2026-06-30). Recent activity: Spatz Nora (EVP and CAO) Sell 503 shares, Zillges Nicholas W (President and CEO) Sell 1,269 shares, Cornish Terry (SVP and CCO) Sell 247 shares, Knopf Michelle (EVP and COO) Sell 225 shares, Selting-Buchberger Joy (SVP and CFO) Sell 522 shares. Source: SEC Form 4.

DateInsiderTitleTypeSharesValue
2026-06-30Spatz NoraEVP and CAOSell503$7,791
2026-06-30Zillges Nicholas WPresident and CEOSell1,269$19,657
2026-06-30Cornish TerrySVP and CCOSell247$3,826
2026-06-30Knopf MichelleEVP and COOSell225$3,485
2026-06-30Selting-Buchberger JoySVP and CFOSell522$8,086
2026-06-17Zillges Nicholas WPresident and CEOBuy970$14,550
2026-06-16Zillges Nicholas WPresident and CEOBuy16,934$0
2026-06-16Wimmer Timothy RDirectorBuy3,386$0
2026-06-16Grimm Thomas LDirectorBuy3,386$0
2026-06-16Zientara AmyDirectorBuy3,386$0
2026-06-16Cornish TerrySVP and CCOBuy3,500$0
2026-06-16Knopf MichelleEVP and COOBuy5,450$0
2026-06-16Werth Ann MDirectorBuy3,386$0
2026-06-16Spatz NoraEVP and CAOBuy6,450$0
2026-06-11Zillges Nicholas WPresident and CEOBuy203$2,791
2026-06-11Spatz NoraEVP and CAOBuy722$9,926
2026-06-11Cornish TerrySVP and CCOBuy263$3,616
2026-06-11Knopf MichelleEVP and COOBuy197$2,708
2026-06-11Knopf MichelleEVP and COOBuy20$275
2026-06-11Zillges Nicholas WPresident and CEOBuy21$289
2026-06-11Spatz NoraEVP and CAOBuy74$1,019
2026-06-11Cornish TerrySVP and CCOBuy27$372
2026-06-11Knopf MichelleEVP and COOBuy87$1,240
2026-06-11Cornish TerrySVP and CCOBuy116$1,653
2026-06-11Spatz NoraEVP and CAOBuy320$4,559

Source: SEC Form 4 filings · as of 2026-06-30