American Federal Bank, A Federal Savings Bank
| Status: | Inactive as of 06/03/1996 |
| Merger - Without Assistance | |
| Successor Bank: | Great Western Bank |
| Headquarters: | American Federal Bank, A Federal Savings Bank Egan Avenue At Second Street Madison, SD 57042 |
| Established: | 01/01/1888 |
| FDIC Insurance: | 08/09/1989 |
| FDIC Cert: | #29242 |
| Charter Class: | Savings banks, state charter, supervised by the FDIC |
| Total Assets: | $53,407,000 |
| Total Deposits: | $46,019,000 |
History
| 1888-01-01 | Institution established: Original name:American Federal Savings and Loan Association of Madison | |
| 1989-06-20 | Changed organization type to STOCK SAVINGS BANK | |
| 1989-06-20 | Changed name to American Federal Bank, A Federal Savings Bank | |
| 1996-06-03 | Changed name to F&M Bank (15289) | |
| 1996-06-03 | Merged into and subsequently operated as part of F&M Bank (15289) in WATERTOWN, SD | |
| 1998-03-27 | Acquired First Savings and Loan Association of South Dakota, Inc. (32161) in ABERDEEN, SD | |
| 2001-03-30 | Acquired Founders Trust National Bank (34109) in SIOUX FALLS, SD | |
| 2002-03-01 | Acquired Marquette Bank Nebraska, National Association (5458) in O'NEILL, NE | |
| 2002-03-01 | Acquired First Western Bank, National Association (5378) in ATKINSON, NE | |
| 2003-03-03 | Changed name to Great Western Bank (15289) | |
| 2003-05-30 | Acquired Great Western Bank (25259) in RAPID CITY, SD | |
| 2006-02-04 | Acquired Security Bank, Madison, South Dakota (16220) in MADISON, SD | |
| 2007-01-12 | Acquired Great Western Bank (8327) in OMAHA, NE | |
| 2007-01-12 | Acquired Great Western Bank (35516) in CLIVE, IA | |
| 2007-05-11 | Acquired Sunstate Bank (25333) in CASA GRANDE, AZ | |
| 2009-05-29 | Acquired International Bank (57223) in GREELEY, CO | |
| 2010-04-23 | Acquired F&M Bank-Iowa Central (10904) in MARSHALLTOWN, IA | |
| 2010-06-04 | Acquired TierOne Bank (29341) in LINCOLN, NE as part of a government assisted transaction. | |
| 2012-06-22 | Acquired First Federal Savings Bank of Iowa (30742) in FORT DODGE, IA | |
| 2016-05-16 | Acquired Home Federal Bank (28092) in SIOUX FALLS, SD | |
| 2017-07-05 | Moved bank headquarters from WATERTOWN, SD to SIOUX FALLS, SD |