1st Security Bank of West Yellowstone, Montana
| Status: | Inactive as of 05/17/2001 |
| Merger - Without Assistance | |
| Successor Bank: | First Security Bank |
| Headquarters: | 1st Security Bank of West Yellowstone, Montana 23 Dunraven Street West Yellowstone, MT 59758 |
| Established: | 06/06/1966 |
| FDIC Insurance: | 06/06/1966 |
| FDIC Cert: | #19593 |
| Charter Class: | Commercial bank, state charter and Fed nonmember, supervised by the FDIC |
| Total Assets: | $37,865,000 |
| Total Deposits: | $31,102,000 |
History
| 1966-06-06 | Institution established: Original name:1st Security Bank of West Yellowstone, Montana | |
| 2001-05-17 | Merged into and subsequently operated as part of First Security Bank (1520) in BOZEMAN, MT | |
| 2002-10-25 | Acquired First State Bank of Fort Benton (1975) in FORT BENTON, MT | |
| 2016-10-29 | Acquired Teton Banks (364) in FAIRFIELD, MT | |
| 2018-02-28 | Merged into and subsequently operated as part of Glacier Bank (30788) in KALISPELL, MT | |
| 2019-04-29 | Acquired The First National Bank of Layton (2260) in LAYTON, UT | |
| 2019-07-31 | Acquired Heritage Bank of Nevada (34072) in RENO, NV | |
| 2020-02-29 | Acquired State Bank of Arizona (33508) in LAKE HAVASU CITY, AZ |