Shell Lake State Bank: how it compares with its peers
Against 74 WI banks with half to twice its assets, Shell Lake State Bank's strongest measure in Q2 2026 is assets per employee ($7.7M vs. a $7.0M peer median). Its weakest relative measure is net interest margin (3.42% vs. 3.88%).
| Measure | Shell Lake State Bank | Peer median | Rank |
|---|---|---|---|
| Return on assets Annualized net income over average assets. | 1.48% | 1.28% | Middle third Ahead of 64% of peers |
| Net interest margin Annualized net interest income over earning assets. | 3.42% | 3.88% | Bottom third Ahead of 22% of peers |
| Efficiency ratio Noninterest expense per dollar of revenue. Lower is better. | 56.98% | 61.94% | Middle third Ahead of 66% of peers |
| Assets per employee Total assets over full-time-equivalent staff. | $7.7M | $7.0M | Top third Ahead of 68% of peers |
| Loans to deposits Net loans and leases over total deposits. | 75.65% | 87.28% | Context |
What it means for lending operations
Its efficiency ratio of 56.98% is better than the 61.94% peer median. Banks that already run lean usually find their next gains in loan growth: faster digital applications and fewer borrowers abandoning a slow document chase.
Banks closest in size
- The First National Bank of Bangor Bangor, WI · $364M
- West Pointe Bank Oshkosh, WI · $369M
- Sterling Bank Barron, WI · $352M
- Waumandee State Bank Waumandee, WI · $345M
- First National Community Bank New Richmond, WI · $345M
- Citizens First Bank Viroqua, WI · $344M
Questions about Shell Lake State Bank
How big is Shell Lake State Bank?
Shell Lake State Bank, established in 1916, is headquartered in Shell Lake, WI. It reported $362M in total assets in its Q2 2026 FDIC call report and operates 5 offices.
What is Shell Lake State Bank's return on assets?
1.48% annualized in Q2 2026, against a 1.28% median for 74 WI banks with half to twice its assets, ahead of 64% of them.
What is Shell Lake State Bank's efficiency ratio?
56.98% in Q2 2026: it spent about 57 cents in noninterest expense for each dollar of revenue. The peer median is 61.94%, and lower is better.
Is Shell Lake State Bank growing its loans?
Net loans grew 6.0% over the year to Q2 2026, while deposits grew 5.2%.
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 WI 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 Wisconsin bank ranked.