| 2021 | Mary Nietzel Trust C/O First National Bank of Muscatin | 990 | Trustee | 0.5 | $7,669 | $0 | View return |
| 2021 | Katherine B Hahn Trust Co First National Bank of Muscatine | 990 | Trustee | 0.5 | $7,443 | $0 | View return |
| 2021 | Aldean Chaplin Memorial Trust | 990 | Trustee | 0.5 | $4,214 | $0 | View return |
| 2021 | Helen M Little Trust Co First National Bank of Muscatine | 990 | Trustee | 0.5 | $1,838 | $0 | View return |
| 2020 | Mary Nietzel Trust C/O First National Bank of Muscatin | 990 | Trustee | 0.5 | $6,666 | $0 | View return |
| 2020 | Katherine B Hahn Trust Co First National Bank of Muscatine | 990 | Trustee | 0.5 | $6,472 | $0 | View return |
| 2020 | Aldean Chaplin Memorial Trust | 990 | Trustee | 0.5 | $3,943 | $0 | View return |
| 2020 | Helen M Little Trust Co First National Bank of Muscatine | 990 | Trustee | 0.5 | $1,889 | $0 | View return |
| 2019 | Mary Nietzel Trust C/O First National Bank of Muscatin | 990 | Trustee | 0.5 | $6,472 | $0 | View return |
| 2019 | Katherine B Hahn Trust Co First National Bank of Muscatine | 990 | Trustee | 0.5 | $6,282 | $0 | View return |
| 2019 | Aldean Chaplin Memorial Trust | 990 | Trustee | 0.5 | $3,883 | $0 | View return |
| 2019 | Helen M Little Trust Co First National Bank of Muscatine | 990 | Trustee | 0.5 | $2,034 | $0 | View return |
| 2018 | Mary Nietzel Trust C/O First National Bank of Muscatin | 990 | Trustee | 0.5 | $6,573 | $0 | View return |
| 2018 | Katherine B Hahn Trust Co First National Bank of Muscatine | 990 | Trustee | 0.5 | $6,382 | $0 | View return |
| 2018 | Aldean Chaplin Memorial Trust | 990 | Trustee | 0.5 | $3,861 | $0 | View return |
| 2018 | Helen M Little Trust Co First National Bank of Muscatine | 990 | Trustee | 0.5 | $2,123 | $0 | View return |
| 2017 | Frank C & Mary Esther Bishop Educational Tr | 990PF | Trustee | 7.5 | $25,278 | $0 | View return |
| 2017 | Mary Nietzel Trust C/O First National Bank of Muscatin | 990 | Trustee | 0.5 | $6,370 | $0 | View return |
| 2017 | Katherine B Hahn Trust Co First National Bank of Muscatine | 990 | Trustee | 0.5 | $6,275 | $0 | View return |
| 2017 | Aldean Chaplin Memorial Trust | 990 | Trustee | 0.5 | $3,787 | $0 | View return |
| 2017 | Helen M Little Trust Co First National Bank of Muscatine | 990 | Trustee | 0.5 | $2,191 | $0 | View return |
| 2016 | Frank C & Mary Esther Bishop Educational Tr | 990PF | Trustee | 7.5 | $24,595 | $0 | View return |
| 2016 | Mary Nietzel Trust C/O First National Bank of Muscatin | 990 | Trustee | 0.5 | $6,214 | $0 | View return |
| 2016 | Katherine B Hahn Trust Co First National Bank of Muscatine | 990 | Trustee | 0.5 | $6,099 | $0 | View return |
| 2016 | Aldean Chaplin Memorial Trust | 990 | Trustee | 0.5 | $3,575 | $0 | View return |
| 2016 | Helen M Little Trust Co First National Bank of Muscatine | 990 | Trustee | 0.5 | $1,969 | $0 | View return |
| 2015 | Frank C & Mary Esther Bishop Educational Tr | 990PF | Trustee | 7.5 | $25,468 | $0 | View return |
| 2015 | Mary Nietzel Trust C/O First National Bank of Muscatin | 990 | Trustee | 0.5 | $6,243 | $0 | View return |
| 2015 | Katherine B Hahn Trust Co First National Bank of Muscatine | 990 | Trustee | 0.5 | $6,164 | $0 | View return |
| 2015 | Aldean Chaplin Memorial Trust | 990 | Trustee | 0.5 | $3,680 | $0 | View return |
| 2015 | Helen M Little Trust Co First National Bank of Muscatine | 990 | Trustee | 0.5 | $1,756 | $0 | View return |
| 2011 | The Beitz Foundation Co Midwestone Bank | 990PF | 1 | 0 | $0 | $0 | View return |
| 2010 | The Beitz Foundation Co Midwestone Bank | 990PF | 1 | 0 | $0 | $0 | View return |