Bank Five Nine

FDIC-insured bank with its head office in Oconomowoc, Wisconsin, established in 1859 according to the FDIC.

Bank Five Nine reported total assets of $2.5 bn at Q2 2026, up 1.0% on a year earlier, the 493rd largest of 497 banks in our US coverage. The CET1 capital ratio at Bank Five Nine was 12.13%, and the uninsured share of Bank Five Nine was 14.76%. Source: FDIC Call Reports.

Key takeaways

  • On noncurrent loans to total loans, Bank Five Nine slipped from 275th to 453rd among 500 US banks between and (1 = lowest; FDIC Call Reports).
  • Bank Five Nine reports one of the lowest uninsured share of domestic deposits readings among banks of $1 bn to $10 bn: 14.76% at , where the median of the 339 banks is 32.61% (FDIC Call Reports).
Total assets
$2.5 bn
+1.0% on a year earlier
Rank 493 of 497 1 = highest
CET1 capital ratio
12.13%
+1.23 pp on a year earlier
Rank 320 of 448 1 = highest
Return on equity
14.51%
-0.58 pp on a year earlier
Rank 147 of 500 1 = highest
Uninsured share of deposits
14.76%
+2.79 pp on a year earlier
Rank 448 of 500 1 = highest

What sets Bank Five Nine apart

How large is Bank Five Nine?

The balance sheet of Bank Five Nine at : assets $2.5 bn, deposits $2.1 bn, net loans $2.0 bn (loans equal to 97.28% of deposits). Securities make up 13.3% of total assets at Bank Five Nine. Since , when Bank Five Nine held $982.9 mn, its assets grew 157.7%. In the year to , deposits at Bank Five Nine fell 0.0% while its total assets rose 1.0%. At , Bank Five Nine employed 342 full-time equivalent staff across 19 offices, about $7.4 mn of assets per employee and $110.5 mn of deposits per office.

How much funding at Bank Five Nine is uninsured?

At Bank Five Nine, uninsured deposits (above the FDIC limit) made up 14.76% of domestic deposits at (+2.79 pp on a year earlier); Bank Five Nine ranks 448th of 500 on this measure. In dollars, Bank Five Nine estimated $309.9 mn of uninsured deposits.

Key facts, Q2 2026

MetricValueChange from a year earlierUS rank
Total deposits$2.1 bn0.0%487th of 499
Net loans and leases$2.0 bn+7.6%437th of 500
Loan-to-deposit ratio97.28%+6.89 pp86th of 500
Tier 1 leverage ratio9.77%+1.44 pp333rd of 500
Total risk-based capital ratio12.78%+1.37 pp376th of 448
Net interest margin3.55%+0.45 pp279th of 500
Return on assets (ROA)1.32%+0.15 pp238th of 500
Efficiency ratio58.63%-4.61 pp308th of 500 (1 = lowest)
Unrealized gain/loss on available-for-sale securitiesLoss of $20.0 mnNarrowed by $1.6 mn
Noncurrent loans to total loans1.91%+1.33 pp453rd of 500 (1 = lowest)
Net charge-offs to average loans0.03%+0.04 pp154th of 500 (1 = lowest)

US rank of Bank Five Nine: 1 = highest unless marked 1 = lowest.

Balance sheet

Bank Five Nine: assets, deposits and loans

USD bn
Total assets, deposits and net loans of Bank Five Nine each quarter; total assets were $2.5 bn at Q2 2026$587mn$1.1bn$1.7bn$2.2bn$2.8bn20182020202220242026Total assets$2.5bnDeposits$2.1bnNet loans$2.0bnTotal assets, deposits and net loans of Bank Five Nine each quarter; total assets were $2.5 bn at Q2 2026$587mn$1.3bn$2.1bn$2.8bn20202024
  • Total assets $2.5bn
  • Deposits $2.1bn
  • Net loans $2.0bn
to . FDIC Call Reports.

Capital and securities

The CET1 ratio of Bank Five Nine stood at 12.13% in , +1.23 pp year on year. Low and high at Bank Five Nine since : 10.44% () to 15.92% (). Equity capital of Bank Five Nine at : $242.8 mn, or 9.6% of total assets. Bank Five Nine also reported a total capital ratio of 12.78% for , and a tier 1 leverage ratio of 9.77%.

The available-for-sale portfolio of Bank Five Nine showed an unrealized loss of $20.0 mn at ; the loss narrowed by $1.6 mn over the year.

Bank Five Nine: capital ratios

Percent
CET1, total risk-based capital and tier 1 leverage ratios of Bank Five Nine, Q1 2016 to Q2 20267.7%10%13%15%17%20182020202220242026Total capital13%CET112%Tier 1 leverage9.8%CET1, total risk-based capital and tier 1 leverage ratios of Bank Five Nine, Q1 2016 to Q2 20267.7%11%14%17%20202024
  • Total capital 13%
  • CET1 12%
  • Tier 1 leverage 9.8%
to . FDIC Call Reports.

Bank Five Nine: unrealized securities gains and losses

USD bn
Unrealized gains and losses on available-for-sale and held-to-maturity securities of Bank Five Nine, Q1 2016 to Q2 2026-$41mn-$29mn-$17mn-$5mn$6mn20182020202220242026Held to maturity$0Available for sale-$20mnUnrealized gains and losses on available-for-sale and held-to-maturity securities of Bank Five Nine, Q1 2016 to Q2 2026-$41mn-$25mn-$9mn$6mn20202024
  • Available for sale -$20mn
  • Held to maturity $0
to . FDIC Call Reports.

Profitability and loan quality

For the year to , Bank Five Nine earned a return on equity of 14.51%; return on assets: 1.32%. Net interest margin at Bank Five Nine: 3.55%, +0.45 pp in a year. Bank Five Nine net income: $17.2 mn, up 21.7% year on year. The efficiency ratio of Bank Five Nine was 58.63%: about 59 cents cost per revenue dollar, against 60 cents at the median peer.

At , noncurrent loans were 1.91% of total loans at Bank Five Nine; net charge-offs: 0.03% of average loans. Gross loans and leases at Bank Five Nine: $2.1 bn, up 7.7% in a year.

Bank Five Nine: profitability

Percent, annualized
Return on equity, net interest margin and return on assets of Bank Five Nine, Q1 2016 to Q2 2026-1.4%5.1%12%18%24%20182020202220242026Return on equity15%Net interest margin3.5%Return on assets1.3%Return on equity, net interest margin and return on assets of Bank Five Nine, Q1 2016 to Q2 2026-1.4%7.2%16%24%20202024
  • Return on equity 15%
  • Net interest margin 3.5%
  • Return on assets 1.3%
to . FDIC Call Reports.

Peer group of Bank Five Nine

The peer group of Bank Five Nine is the 6 banks nearest to it by total assets at : 3 larger and 3 smaller. Of the peers, 1 shares the charter type of Bank Five Nine (state nonmember bank), 6 sit in the same size group ($1 bn to $10 bn) and 0 have head offices in Wisconsin. Against them, Bank Five Nine shows CET1 ratio 12.13% against a peer median of 13.04%, return on equity 14.51% against a peer median of 13.82% and uninsured deposit share 14.76% against a peer median of 42.20%.

BankCharterStateTotal assetsCET1 ratioReturn on equityUninsured share
Horizon Bank, SSBState-chartered stock savings bankTX$2.6 bn11.99%20.71%50.64%
Community National BankNational bankTX$2.5 bn17.14%16.91%48.60%
American National Bank & TrustNational bankTX$2.5 bn12.66%9.72%39.33%
Bank Five NineState nonmember bankWI$2.5 bn12.13%14.51%14.76%
Community National Bank & TrustNational bankKS$2.5 bn13.04%13.39%16.59%
South Shore BankState member bankMA$2.5 bn13.87%7.42%45.08%
United Bank of IowaState nonmember bankIA$2.5 bnnot reported14.25%18.23%

. FDIC Call Reports.

Last eight quarters

Two years at Bank Five Nine, to : assets +16.0%, deposits +17.7%, equity +37.0%. Staff 329 to 342.

MetricQ3 2024Q4 2024Q1 2025Q2 2025Q3 2025Q4 2025Q1 2026Q2 2026
Total assets$2.2 bn$2.3 bn$2.4 bn$2.5 bn$2.6 bn$2.7 bn$2.6 bn$2.5 bn
Total deposits$1.8 bn$1.9 bn$2.0 bn$2.1 bn$2.2 bn$2.2 bn$2.2 bn$2.1 bn
Bank equity capital$177.2 mn$177.9 mn$188.1 mn$195.4 mn$226.2 mn$230.7 mn$236.9 mn$242.8 mn
CET1 ratio10.44%10.45%10.60%10.90%12.03%11.93%12.02%12.13%
Return on equity (ROE)9.17%10.30%15.73%15.09%13.29%11.80%16.71%14.51%
Uninsured share of domestic deposits11.77%11.30%12.11%11.97%13.33%13.37%13.62%14.76%
Full-time equivalent employees329335327341343343339342
Number of offices1919191919191919

FDIC Call Reports.

Mergers and acquisitions

No merger or acquisition by Bank Five Nine appears in the FDIC history since , and its total assets never moved more than 25% in one quarter.

Questions and identifiers

What were the total assets of Bank Five Nine?

Bank Five Nine reported $2.5 bn at in its Call Report. That makes Bank Five Nine the 493rd largest of 497 banks in our US coverage.

Is Bank Five Nine the same as its holding company?

No. This page covers Bank Five Nine, FDIC certificate 12517; OCONOMOWOC BANCSHARES INC (as reported to the FDIC), its holding company, reports separately to the Federal Reserve.

Is Bank Five Nine profitable?

Bank Five Nine reported net income of $17.2 mn for the year to ; annualized return on equity: 14.51%. So yes: Bank Five Nine made a profit over these months.

When is data for Bank Five Nine next updated?

Figures from Bank Five Nine for are due after .

Where can I check the figures for Bank Five Nine?

In the FDIC BankFind Suite record for certificate 12517, and in the Call Reports of Bank Five Nine (RSSD ID 806846) at the FFIEC Central Data Repository.