Bank First National
Manitowoc, WI — National Bank
Active
Net Interest Margin Over Time
| Net Interest Margin | Bank First National | All Insured Commercial Banks in Wisconsin |
| 12-31-2016 | 3.268 | 3.727 |
| 09-30-2016 | 3.232 | 3.736 |
| 06-30-2016 | 3.215 | 3.73 |
| 03-31-2016 | 3.182 | 3.701 |
| 12-31-2015 | 3.403 | 3.76 |
| 09-30-2015 | 3.437 | 3.76 |
| 06-30-2015 | 3.478 | 3.746 |
| 03-31-2015 | 3.442 | 3.703 |
| 12-31-2014 | 3.685 | 3.787 |
| 09-30-2014 | 3.716 | 3.786 |
| 06-30-2014 | 3.744 | 3.77 |
| 03-31-2014 | 3.732 | 3.732 |
| 12-31-2013 | 3.872 | 3.812 |
| 09-30-2013 | 3.879 | 3.811 |
| 06-30-2013 | 3.848 | 3.784 |
| 03-31-2013 | 3.774 | 3.756 |
| 12-31-2012 | 3.955 | 3.955 |
| 09-30-2012 | 3.976 | 3.947 |
| 06-30-2012 | 3.985 | 3.943 |
| 03-31-2012 | 3.99 | 3.926 |
| 12-31-2011 | 4.141 | 3.996 |
| 09-30-2011 | 4.16 | 3.988 |
| 06-30-2011 | 4.155 | 3.954 |
| 03-31-2011 | 4.113 | 3.889 |
| 12-31-2010 | 4.003 | 3.929 |
| 09-30-2010 | 3.972 | 3.907 |
| 06-30-2010 | 3.872 | 3.877 |
| 03-31-2010 | 3.734 | 3.828 |
| 12-31-2009 | 3.722 | 3.75 |
| 09-30-2009 | 3.709 | 3.726 |
| 06-30-2009 | 3.63 | 3.713 |
| 03-31-2009 | 3.523 | 3.679 |
| 12-31-2008 | 3.583 | 3.751 |
| 09-30-2008 | 3.669 | 3.74 |
| 06-30-2008 | 3.717 | 3.716 |
| 03-31-2008 | 3.79 | 3.73 |
| 12-31-2007 | 3.64 | 3.803 |
| 09-30-2007 | 3.635 | 3.793 |
| 06-30-2007 | 3.611 | 3.791 |
| 03-31-2007 | 3.545 | 3.744 |
| 12-31-2006 | 3.707 | 3.921 |
| 09-30-2006 | 3.726 | 3.936 |
| 06-30-2006 | 3.723 | 3.933 |
| 03-31-2006 | 3.631 | 3.923 |
| 12-31-2005 | 3.928 | 4.112 |
| 09-30-2005 | 3.959 | 4.113 |
| 06-30-2005 | 3.988 | 4.125 |
| 03-31-2005 | 3.937 | 4.1 |
| 12-31-2004 | 3.884 | 4.144 |
| 09-30-2004 | 3.846 | 4.126 |
| 06-30-2004 | 3.775 | 4.103 |
| 03-31-2004 | 3.778 | 4.081 |
| 12-31-2003 | 3.752 | 4.175 |
| 09-30-2003 | 3.748 | 4.174 |
| 06-30-2003 | 3.748 | 4.177 |
| 03-31-2003 | 3.819 | 4.188 |
| 12-31-2002 | 4.218 | 4.351 |