1st Financial Bank USA: how it compares with its peers
Against 12 SD banks with half to twice its assets, 1st Financial Bank USA's strongest measure in Q2 2026 is net interest margin (9.28% vs. a 3.84% peer median). Its weakest relative measure is assets per employee ($4.5M vs. $7.6M).
| Measure | 1st Financial Bank USA | Peer median | Rank |
|---|---|---|---|
| Return on assets Annualized net income over average assets. | 0.98% | 1.36% | Bottom third Ahead of 25% of peers |
| Net interest margin Annualized net interest income over earning assets. | 9.28% | 3.84% | Top third Ahead of 100% of peers |
| Efficiency ratio Noninterest expense per dollar of revenue. Lower is better. | 72.58% | 60.94% | Bottom third Ahead of 33% of peers |
| Assets per employee Total assets over full-time-equivalent staff. | $4.5M | $7.6M | Bottom third Ahead of 8% of peers |
| Loans to deposits Net loans and leases over total deposits. | 88.70% | 80.66% | Context |
What it means for lending operations
Its efficiency ratio of 72.58% is above the 60.94% peer median: it spends more to earn each dollar of revenue than most banks its size. Staff time on manual borrower verification (collecting pay stubs, bank statements, and employment letters, then re-keying them) is one of the larger controllable costs behind that number.
Banks closest in size
- Plains Commerce Bank Sioux Falls, SD · $1.30B
- CorTrust Bank National Association Mitchell, SD · $1.56B
- First Savings Bank Beresford, SD · $1.59B
- Pioneer Bank & Trust Belle Fourche, SD · $1.01B
- BankWest, Inc. Pierre, SD · $1.93B
Questions about 1st Financial Bank USA
How big is 1st Financial Bank USA?
1st Financial Bank USA, established in 1910, is headquartered in Dakota Dunes, SD. It reported $1.40B in total assets in its Q2 2026 FDIC call report and operates 2 offices.
What is 1st Financial Bank USA's return on assets?
0.98% annualized in Q2 2026, against a 1.36% median for 12 SD banks with half to twice its assets, ahead of 25% of them.
What is 1st Financial Bank USA's efficiency ratio?
72.58% in Q2 2026: it spent about 73 cents in noninterest expense for each dollar of revenue. The peer median is 60.94%, and lower is better.
Is 1st Financial Bank USA growing its loans?
Net loans grew 3.1% over the year to Q2 2026, while deposits grew 9.9%.
Sources and method
Figures are from the FDIC’s public call report data for the quarter ending 06/30/2026, via FDIC BankFind. Return on assets and net interest margin are annualized year to date. Peers are SD banks with half to twice its assets in the same quarter, excluding this bank. The page refreshes daily, so new quarters appear as banks file. Compare another bank or see every South Dakota bank ranked.