FDIC Cert #10380 · Oostburg, Wisconsin · Est. 1908

Oostburg State Bank - FDIC Bank Health Profile

A community-scale look at Oostburg State Bank's own numbers, pulled straight from its quarterly FDIC Call Report.

Compiled from official public sources by the publisher.
$434M
Total assets
A
Health grade · Excellent
1.12%
Return on assets
13.0%
Tier 1 capital

Data updated July 2026

The verdict

Oostburg State Bank earns a PlainBankData health grade of A (83/100), with well-capitalized at 12.99% Tier 1, profitable at 1.12% ROA, 67% efficiency ratio.

#1,977
largest of 4,313 FDIC banks by assets
54th
percentile by asset size, nationally
12.99%
Tier 1 ratio - above the 10% well-capitalized line
52nd
percentile for profitability (ROA), nationally

The grade above reflects PlainBankData's own read of the bank's regulatory filings, not an FDIC judgment, deposit coverage stays at $250,000 per depositor, per category, unaffected by it.

FDIC Call Report plate

Cert 10380 · WI A · 83/100

GRADE-A · MID-PACK · PHOTO-FINISH · TIER1-WELL · TEXAS-CLEAN · ROA-PAR · SIZE-MID · BOOK-FULL

  • GRADE-A A (83/100)
  • MID-PACK #1631/4307
  • PHOTO-FINISH Citizens and Farmers… · VA
  • TIER1-WELL 13.0% Tier 1
  • TEXAS-CLEAN 1.2% Texas
  • ROA-PAR 1.12% ROA
  • SIZE-MID $100M–1B
  • BOOK-FULL 9/9 fields

Nearest health peer outside Wisconsin: Citizens and Farmers Bank, VA (±0 health pts)

Instrument codes from this bank’s FDIC Call Report sheet: grade band, health peer rank, photo-finish gap, Tier 1, Texas Ratio, ROA, size band, and book completeness. Not an official FDIC rating.

Health-score neighbourhood around Oostburg State Bank

Lowest and highest poles plus nearest scored peers outside Wisconsin, not a full FDIC corpus board reprint.

Morgan Stanley Bank,… · UT ·…100/100Citizens and Farmers… · VA ·…83/100Citizens Bank and Tr… · TN ·…83/100Commercial State Bank · TX ·…83/100Farmers State Bank &… · IL ·…83/100Oostburg State Bank · WI · t…83/100Tioga-Franklin Savin… · PA ·…0/100
PlainBankData health composite · neighbourhood around Oostburg State Bank · July 2026

Call Report read for Oostburg State Bank in a high-failure state

Oostburg State Bank (FDIC Cert #10380) carries a PlainBankData health grade of A at 83/100, built only from this bank's own Call Report Tier 1 capital, ROA, Texas Ratio, and efficiency inputs. On the scored corpus it sits at health rank #1,631 of 4,307. Tier 1 capital prints at 12.99%, clearing the 10% well-capitalized line. The Texas Ratio is 1.25%, inside the sub-50% band analysts treat as healthy. Return on assets is 1.12%. Balance-sheet scale is $434M, 1,977th of 4,313 FDIC-insured banks by assets. The nearest cross-state health peer is Citizens and Farmers Bank (VA), tied on the composite. These are instrument codes from the Call Report sheet, not an official FDIC CAMELS rating, and insured deposits stay protected to $250,000 per depositor per ownership category regardless of grade. Compare the plate stamps against the score breakdown and the health-score neighbourhood before treating any single ratio as decisive.

State failure history around Oostburg State Bank

11 FAILURE resolutions in Wisconsin since 2000, heavy vs the state corpus

Oostburg State Bank sits in one of the heavier post-2000 FAILURE states (11 resolutions; latest year 2017). The list below is state history from the Failed Bank List, not a claim about Oostburg State Bank's current Call Report.

  • GUARANTY BANK MILWAUKEE, WI 2017 → FIRST-CITIZENS BANK & TRUST COMPANY
  • NORTH MILWAUKEE STATE BANK MILWAUKEE, WI 2016 → FIRST-CITIZENS BANK & TRUST COMPANY
  • BANK OF WAUSAU WAUSAU, WI 2013 → NICOLET NATIONAL BANK

Source: FDIC Failed Bank List (resolution_type=FAILURE only; ASSISTANCE excluded). See the depositor failures guide and Wisconsin banks.

How Oostburg State Bank's 83/100 score adds up

Each factor is scored from this bank's own FDIC Call Report figures, then summed to the composite health score.

0/100100/100National avg77/10083/100
Oostburg State Bank's composite health score
Tier 1 Capital Ratio (12.99%) 35/40
Return on Assets (ROA) (1.12%) 20/25
Texas Ratio (1.25%) 20/20
Efficiency Ratio (66.95%) 8/15

83 of 100 points earned across four weighted factors. See our methodology for the full scoring formula.

Balance sheet at a glance

Total Assets

$434M

Total balance-sheet footings

Total Deposits

$383M

Customer-funded liabilities

Net Loans

$299M

Outstanding loan book

Net Income

$5M

Bottom-line earnings

Capital adequacy vs federal thresholds

0% 3% 6% 9% 12% 15% CET1 (≥6.5% req.) Tier 1 (≥8.0% req.) Total (≥10.0% req.) 11.59% 12.99% 14.39%
Basel III capital ratios - Oostburg State Bank

Where Oostburg State Bank ranks

Every one of the 4,307 FDIC-insured banks with a computed health score, bucketed by score. Oostburg State Bank's score of 83/100 falls in the highlighted band.

Oostburg State Bank: health score vs. every FDIC-insured bank

0-100 composite health score, FDIC Call Reports

83 Top 38% higher than 62% of 4,307 FDIC-insured banks

0–10: 3 FDIC-insured banks (0%). Below this entry. 10–20: 6 FDIC-insured banks (0%). Below this entry. 20–30: 26 FDIC-insured banks (1%). Below this entry. 30–40: 36 FDIC-insured banks (1%). Below this entry. 40–50: 98 FDIC-insured banks (2%). Below this entry. 50–60: 279 FDIC-insured banks (6%). Below this entry. 60–70: 777 FDIC-insured banks (18%). Below this entry. 70–80: 1,030 FDIC-insured banks (24%). Below this entry. 80–90: 1,237 FDIC-insured banks (29%). This entry sits in this band. 90–100: 815 FDIC-insured banks (19%). Above this entry. Oostburg State Bank 0 100 every FDIC-insured bank with a health score, bucketed by value

Each bar is a band; taller bars hold more FDIC-insured banks. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source FDIC Call Reports · July 2026

Oostburg State Bank's size among FDIC-insured banks

Every one of the 4,307 FDIC-insured banks with reported assets, bucketed by total-asset scale (note the buckets are powers of 10, most banks cluster in the $100M-$1B range). Oostburg State Bank's $434M falls in the highlighted band.

Capital & credit buffers at Oostburg State Bank

Tier 1 capital ratio
Well-capitalized 10%

12.99% of risk-weighted assets - above the federal "well-capitalized" threshold of 10%.

Tier 1 Capital Ratio
12.99%
Texas Ratio
1.25%
Equity Capital
$45M

What these ratios mean →

Earnings posture at Oostburg State Bank

Return on Assets (ROA)
52nd percentile nationally
1.12%
Return on Equity (ROE)
10.74%
Efficiency Ratio
66.95%

What these mean →

Income & expense at Oostburg State Bank

$21M
Interest Income
$2M
Non-Interest Income
$11M
Non-Interest Expense

Asset quality, Texas Ratio detail

The Texas Ratio compares troubled assets to the capital available to absorb losses. Oostburg State Bank reports a Texas Ratio of 1.25% - comfortably in the healthy band; non-performing loans are a small fraction of the bank’s loss-absorbing capital.

Texas Ratio
Caution 50%

1.25% - lower is safer; 100% is the level at which troubled assets equal loss-absorbing capital.

FDIC Failed Bank List → View Oostburg State Bank on FDIC BankFind →

Top banks in Wisconsin by total assets

Largest banks headquartered in Wisconsin
  1. 1
    Associated Bank $45.1B

    Green Bay, WI · Grade A

  2. 2
    Nicolet National Bank $9.2B

    Green Bay, WI · Grade A

  3. 3
    Johnson Bank $7.2B

    Racine, WI · Grade A

  4. 4
    Town Bank $4.5B

    Hartland, WI · Grade A

  5. 5
    Bank First $4.5B

    Manitowoc, WI · Grade A

Top 5 banks in Wisconsin ranked by total assets · FDIC Call Report Q4 2025.

Nationwide banks with similar total assets

Nearest other-state banks with ≥$10M assets ($434M here), outside Wisconsin so the neighborhood is not state containment.

Home Bank SB $433M · IN Maquoketa State Bank $434M · IA Better Banks $433M · IL Welch State Bank of Welch, Okla. $434M · OK

Source: FDIC BankFind Suite, Call Report (FFIEC 031/041) Oostburg State Bank (FDIC Cert #10380) - Tier 1 capital ratio, total assets, deposits, ROA/ROE · 2025 FDIC Call Reports filed quarterly; latest publicly-available vintage shown. Health grades are PlainBankData's interpretation of regulatory filings and are not official FDIC ratings.

Oostburg State Bank Call Report profile · FDIC Failed Bank List · Wisconsin FAILURE history · Informational only, not financial advice; consult a licensed professional before acting. See the disclaimer and methodology.

Other banks in Wisconsin

All Wisconsin banks →
BankAssetsGradeROA
Associated Bank, National AssociationGreen Bay $45.1B A 1.10%
Nicolet National BankGreen Bay $9.2B A 1.66%
Johnson BankRacine $7.2B A 1.07%
Town Bank, National AssociationHartland $4.5B A 1.27%
Bank First, N.A.Manitowoc $4.5B A 1.64%
First Business BankMadison $4.1B B 1.36%
John Deere Financial, f.s.b.Middleton $3.4B A 3.87%
Lake Ridge BankMiddleton $3.3B B 0.98%