Landmark Bank Company
| Status: | Inactive as of 08/25/2000 |
| Merger - Without Assistance | |
| Successor Bank: | Landmark Bank |
| Headquarters: | Landmark Bank Company 2401 N. Commerce, Suite C Temporary Location Ardmore, OK 73401 |
| Established: | 12/01/1929 |
| FDIC Insurance: | 01/01/1934 |
| FDIC Cert: | #12288 |
| Charter Class: | Commercial bank, national (federal) charter and Fed member, supervised by the Office of the Comptroller of the Currency (OCC) |
| Total Assets: | $119,663,000 |
| Total Deposits: | $109,166,000 |
History
| 1929-12-01 | Institution established: Original name:First State Bank | |
| 1984-10-18 | Changed name to First National Bank of Johnston County | |
| 1987-02-25 | Acquired American National Bank (24068) in DURANT, OK | |
| 1987-02-25 | Changed name to First American National Bank | |
| 1987-03-20 | Change trust powers from TRUST POWERS NOT GRANTED to FULL TRUST POWERS GRANTED | |
| 1987-03-20 | Acquired The Madill Bank and Trust Company (4243) in MADILL, OK | |
| 1988-01-01 | Changed name to The Bank of Southern Oklahoma, National Association and Trust Company | |
| 1990-03-05 | Moved bank headquarters from TISHOMINGO, OK to MADILL, OK | |
| 1991-12-31 | Change trust powers from FULL TRUST POWERS GRANTED to TRUST POWERS TERMINATED | |
| 1992-02-13 | Changed name to The Bank of Southern Oklahoma, National Association | |
| 1997-02-21 | Changed name to Landmark Bank Company, National Association | |
| 1998-11-09 | Moved bank headquarters from MADILL, OK to ARDMORE, OK | |
| 2000-08-25 | Merged into and subsequently operated as part of Landmark Bank, National Association (34498) in ADA, OK | |
| 2004-08-27 | Acquired Landmark Bank, National Association (3273) in DENISON, TX | |
| 2009-04-24 | Changed name to Landmark Bank, National Association (4537) | |
| 2009-04-24 | Acquired First National Bank (12216) in MOUNTAIN VIEW, MO | |
| 2009-04-24 | Merged into and subsequently operated as part of Landmark Bank, National Association (4537) in COLUMBIA, MO | |
| 2012-05-12 | Acquired Bank of Birch Tree (8278) in BIRCH TREE, MO | |
| 2017-12-29 | Changed name to Landmark Bank (4537) | |
| 2017-12-29 | Changed institution class to INSURED COMMERCIAL BANKS, STATE, NOT MEMBERS OF THE FRS | |
| 2020-02-15 | Merged into and subsequently operated as part of Simmons Bank (3890) in PINE BLUFF, AR |