LIVE FROM THE DATABASETRANSACTIONS 362,430COMPANIES 5,763LATEST TRADE Oct 16UPDATED Oct 17, 12:31 AM
MBBCCIK 0001835385

Marathon Bancorp, Inc. /MD/

82 transactions by 9 insiders, from February 23, 2026 to September 18, 2026.

Transactions
829 insiders
Bought · P
$120Kopen market
Sold · S
Nonenobody sold on the open market
Net
+$120Knet buying

Officers and directors

People inside the company. What they do with their own shares is the reason this data exists.

InsiderTradesPlannedBoughtSold
Nora SpatzEVP20—$55K—
Nicholas W. ZillgesCEO14—$30K—
Michelle KnopfCOO10—$15K—
Terry CornishSVP10—$20K—
Thomas L. GrimmDir8———
Amy ZientaraDir6———
Ann M. WerthDir6———
Timothy R. WimmerDir6———
Joy Selting-BuchbergerCFO2———

All transactions

82 in total, newest filings first.

InsiderDateCodeSharesPriceValue
Nora SpatzEVPDERIVSep 18M962$0.00—?
Nora SpatzEVPDERIVSep 18M1,201$0.00—?
Nora SpatzEVPSep 18M962$6.48$6K
Nora SpatzEVPSep 18M1,201$8.13$10K
Nicholas W. ZillgesCEOJun 28F1,269$15.49$20K
Nora SpatzEVPJun 28F503$15.49$8K
Joy Selting-BuchbergerCFOJun 28F522$15.49$8K
Michelle KnopfCOOJun 28F225$15.49$3K
Terry CornishSVPJun 28F247$15.49$4K
Nicholas W. ZillgesCEOJun 16P970$15.00$15K
Ann M. WerthDirDERIVJun 15A8,467$0.00—?
Ann M. WerthDirJun 15A3,386$0.00—
Timothy R. WimmerDirDERIVJun 15A8,467$0.00—?
Timothy R. WimmerDirJun 15A3,386$0.00—
Amy ZientaraDirDERIVJun 15A8,467$0.00—?
Amy ZientaraDirJun 15A3,386$0.00—
Nicholas W. ZillgesCEODERIVJun 15A42,335$0.00—?
Nicholas W. ZillgesCEOJun 15A16,934$0.00—
Nora SpatzEVPDERIVJun 15A11,000$0.00—?
Nora SpatzEVPJun 15A6,450$0.00—
Michelle KnopfCOODERIVJun 15A10,000$0.00—?
Michelle KnopfCOOJun 15A5,450$0.00—
Thomas L. GrimmDirDERIVJun 15A8,467$0.00—?
Thomas L. GrimmDirJun 15A3,386$0.00—
Terry CornishSVPDERIVJun 15A7,000$0.00—?
Terry CornishSVPJun 15A3,500$0.00—
Nicholas W. ZillgesCEOJun 10P170$14.75$3K
Nicholas W. ZillgesCEOJun 9P537$14.50$8K
Nicholas W. ZillgesCEOJun 8P55$14.24$783
Nicholas W. ZillgesCEOJun 5P90$14.25$1K
Nicholas W. ZillgesCEOJun 4P21$13.77$289
Nicholas W. ZillgesCEOJun 3P203$13.75$3K
Nora SpatzEVPJun 10P602$14.75$9K
Nora SpatzEVPJun 9P1,904$14.50$28K
Nora SpatzEVPJun 8P197$14.24$3K
Nora SpatzEVPJun 5P320$14.25$5K
Nora SpatzEVPJun 4P74$13.77$1K
Nora SpatzEVPJun 3P722$13.75$10K
Michelle KnopfCOOJun 10P164$14.75$2K
Michelle KnopfCOOJun 9P519$14.50$8K
Michelle KnopfCOOJun 8P54$14.24$769
Michelle KnopfCOOJun 5P87$14.25$1K
Michelle KnopfCOOJun 4P20$13.77$275
Michelle KnopfCOOJun 3P197$13.75$3K
Terry CornishSVPJun 10P219$14.75$3K
Terry CornishSVPJun 9P693$14.50$10K
Terry CornishSVPJun 8P71$14.24$1K
Terry CornishSVPJun 5P116$14.25$2K
Terry CornishSVPJun 4P27$13.77$372
Terry CornishSVPJun 3P263$13.75$4K
Amy ZientaraDirDERIVJun 3M899$0.00—?
Amy ZientaraDirDERIVJun 3M3,599$0.00—?
Amy ZientaraDirJun 3M899$6.48$6K
Amy ZientaraDirJun 3M3,599$8.13$29K
Nora SpatzEVPDERIVJun 3M1,200$0.00—?
Nora SpatzEVPJun 3M1,200$8.13$10K
Nicholas W. ZillgesCEODERIVJun 3M1,500$0.00—?
Nicholas W. ZillgesCEOJun 3M1,500$6.48$10K
Timothy R. WimmerDirDERIVJun 3M899$0.00—?
Timothy R. WimmerDirDERIVJun 3M3,599$0.00—?
Timothy R. WimmerDirJun 3M899$6.48$6K
Timothy R. WimmerDirJun 3M3,599$8.13$29K
Thomas L. GrimmDirDERIVJun 3M300$0.00—?
Thomas L. GrimmDirJun 3M300$6.48$2K
Joy Selting-BuchbergerCFOMay 16F56$14.50$812
Nora SpatzEVPMay 16F30$14.50$435
Michelle KnopfCOOMay 16F86$14.50$1K
Terry CornishSVPMay 16F41$14.50$595
Ann M. WerthDirDERIVMay 5M599$0.00—?
Ann M. WerthDirDERIVMay 5M899$0.00—?
Ann M. WerthDirMay 5M599$6.48$4K
Ann M. WerthDirMay 5M899$8.13$7K
Thomas L. GrimmDirDERIVMar 20M—$0.00—
Thomas L. GrimmDirDERIVMar 20M—$0.00—
Thomas L. GrimmDirMar 20M599$6.48$4K
Thomas L. GrimmDirMar 20M3,599$8.13$29K
Nora SpatzEVPDERIVMar 18M1,921$0.00—?
Nora SpatzEVPDERIVMar 18M2,399$0.00—?
Nora SpatzEVPMar 18M1,921$6.48$12K
Nora SpatzEVPMar 18M2,399$8.13$20K
Nicholas W. ZillgesCEODERIVFeb 23M2,998$0.00—?
Nicholas W. ZillgesCEOFeb 23M2,998$6.48$19K