As of April 11, 2026, Marathon Bancorp's top three insider holders are Nicholas W Zillges (President And Ceo, 50.08K shares), Nicholas W Zillges (President And Ceo, 37.80K shares), Nora Spatz (Evp And Cao, 35.70K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Nicholas W Zillges | President And Ceo | 0 | 50,084 | 03 Dec, 2025 |
| Nicholas W Zillges | President And Ceo | 37,801 | 0 | 24 Feb, 2026 |
| Nora Spatz | Evp And Cao | 0 | 35,701 | 03 Dec, 2025 |
| Terry Cornish | Svp And Cco | 0 | 25,816 | 22 Apr, 2025 |
| Thomas L Grimm | - | 0 | 21,994 | 20 Mar, 2026 |
| Joy Selting-Buchberger | Svp And Cfo | 0 | 21,788 | 22 Apr, 2025 |
| Nora Spatz | Evp And Cao | 19,979 | 0 | 18 Mar, 2026 |
| Amy Zientara | Chairwoman Of The Board | 19,226 | 0 | 22 Apr, 2025 |
| Michelle Knopf | Evp And Coo | 0 | 18,298 | 03 Dec, 2025 |
| Timothy R Wimmer | - | 0 | 9,364 | 22 Apr, 2025 |
| Thomas Terwilliger | - | 7,185 | 0 | 29 Jun, 2022 |
| Joy Selting-Buchberger | Svp And Cfo | 5,338 | 0 | 01 Jul, 2025 |
| Ann M Werth | - | 3,617 | 0 | 22 Apr, 2025 |
| Michelle Knopf | Evp And Coo | 3,418 | 0 | 01 Jul, 2025 |
| Terry Cornish | Svp And Cco | 3,044 | 0 | 01 Jul, 2025 |
| Nora Spatz | Evp And Cao | 0 | 2,747 | 22 Apr, 2025 |
| Timothy R Wimmer | - | 2,185 | 0 | 29 Jun, 2022 |
| Thomas L Grimm | - | 2,185 | 0 | 29 Jun, 2022 |
| Nicholas W Zillges | President And Ceo | 0 | 420 | 17 Nov, 2023 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 20 Mar, 2026 | Thomas L Grimm | Common Stock | A | 3,599 | $8.13 | 21,395 | I | M |
| 20 Mar, 2026 | Thomas L Grimm | Common Stock | A | 599 | $6.48 | 21,994 | I | M |
| 18 Mar, 2026 | Nora Spatz | Common Stock | A | 2,399 | $8.13 | 18,058 | D | M |
| 18 Mar, 2026 | Nora Spatz | Common Stock | A | 1,921 | $6.48 | 19,979 | D | M |
| 18 Mar, 2026 | Nora Spatz | Stock Options | D | 2,399 | $0.00 | 3,600 | D | M |
| 18 Mar, 2026 | Nora Spatz | Stock Options | D | 1,921 | $0.00 | 2,883 | D | M |
| 23 Feb, 2026 | Nicholas W Zillges | Common Stock | A | 2,998 | $6.48 | 37,801 | D | M |
| 23 Feb, 2026 | Nicholas W Zillges | Stock Options | D | 2,998 | $0.00 | 4,500 | D | M |
| 01 Dec, 2025 | Michelle Knopf | Common Stock | A | 1,393 | $11.27 | 17,742 | I | I |
| 01 Dec, 2025 | Nicholas W Zillges | Common Stock | A | 1,646 | $11.27 | 49,426 | I | I |
| 01 Dec, 2025 | Nora Spatz | Common Stock | A | 3,166 | $11.27 | 34,436 | I | I |
| 02 Dec, 2025 | Nora Spatz | Common Stock | A | 1,220 | $11.11 | 35,656 | I | I |
| 02 Dec, 2025 | Nicholas W Zillges | Common Stock | A | 634 | $11.11 | 50,060 | I | I |
| 02 Dec, 2025 | Michelle Knopf | Common Stock | A | 536 | $11.11 | 18,278 | I | I |
| 02 Dec, 2025 | Nicholas W Zillges | Common Stock | A | 24 | $11.30 | 50,084 | I | I |
| 02 Dec, 2025 | Nora Spatz | Common Stock | A | 45 | $11.30 | 35,701 | I | I |
| 02 Dec, 2025 | Michelle Knopf | Common Stock | A | 20 | $11.30 | 18,298 | I | I |
| 26 Nov, 2025 | Nicholas W Zillges | Common Stock | A | 1,075 | $11.37 | 34,803 | D | P |
| 13 Nov, 2025 | Nicholas W Zillges | Common Stock | A | 1,325 | $11.00 | 33,728 | D | P |
| 28 Jun, 2025 | Nicholas W Zillges | Common Stock | D | 1,169 | $9.99 | 32,403 | D | F |