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First Security Bank

Byron, MN · Cert 9728 · Olmsted Bcorp Inc.

State charter, non-member · FDIC · 1 branch

Q2 2026

Board Package

Performance Trends and Peer Comparison

Part 1Performance Trends, own institution only2
Part 2Peer Comparison, banks under $1B in assets3

Basis

Quarter: Q2 2026, the quarter ended June 30, 2026, on both parts.

Income statement: year to date as filed, annualized, on both parts.

Balance sheet: as filed at quarter end.

Peer group

Banks under $1B in assets (n=581 to 629). Each measure ranks only the institutions that reported it, so n varies by measure.

Peer groups below the disclosure floor are suppressed.

Peer standing

Capital

18

Q2 2024Q2 2026peer median (50)

Asset Quality

16

Q2 2024Q2 2026peer median (50)

Profitability

46

Q2 2024Q2 2026peer median (50)

Liquidity

14

Q2 2024Q2 2026peer median

Efficiency

80

Q2 2024Q2 2026peer median (50)

Growth

No peer data yet

Capital, Asset Quality, Profitability, Efficiency: higher is always a stronger peer standing (▲ better, ▼ worse). Liquidity, Growth: the score reflects closeness to the peer median -- 100 is sitting exactly at the median, falling the same way whether the bank runs above or below it.

Source: FFIEC Call Report (031/041/051), as filed. Dollar figures derived from reported amounts in thousands. Ratios computed by CallReports.ai using published regulatory formulas.

CallReports · callreports.ai · Board PackageGenerated 2026-10-11

First Security Bank

Byron, MN · Cert 9728 · Olmsted Bcorp Inc.

State charter, non-member · FDIC · 1 branch

Q2 2026

$161.7MAssets
$121.6MLoans
$121.6MDeposits
$11.4MEquity
Loan mix
90%RE $107.1M7%C&I $8.5M3%Consumer $3.4MQ2 2025Q2 2026
Deposit mix
77%Interest-bearing $94.1M23%Noninterest $27.5MQ2 2025Q2 2026

NIM

5.78%Q2 ’245.94%Q2 ’255.89%Q2 ’26+4%+6%

Non-interest income vs. expense

2.03%Q2 ’241.95%Q2 ’251.99%Q2 ’26-4%+1%

Market Position · Rochester, MN · 2026 SOD (annual) · 1.6% share · #17 of 34 inst. · $0.1B of $7.6B

Executive Summary

  • Earnings: ROA of 0.83%, down 14 bps year over year; NIM at 3.35%.
  • Asset quality: problem loans at 2.63% of loans (+239 bps YoY), with net charge-offs at 0.15%.
  • Capital: tier 1 leverage ratio of 7.93%, up 16 bps from a year ago.
  • Funding: loans stand at 100.00% of deposits as of Q2 2026.

Financial Results

Return on Assets (YTD, annualized)

0.83%-14 bps YoY

Net Interest Margin (YTD, annualized)

3.35%+18 bps YoY

Efficiency Ratio (YTD, annualized)

55.75%-206 bps YoY

Tier 1 Leverage Ratio

7.93%+16 bps YoY

Year to date, annualized, through each quarter.

MetricQ2 2025Q3 2025Q4 2025Q1 2026Q2 2026YoY ΔTrend
Earnings
Return on Assets0.96%0.98%0.99%0.26%0.83%-14 bps
Return on Equity14.67%14.62%14.55%3.67%11.75%-292 bps
Net Interest Margin3.17%3.19%3.21%3.19%3.35%+18 bps
Efficiency Ratio57.82%57.31%57.54%60.39%55.75%-206 bps
Non-Interest Burden1.75%1.75%1.77%1.86%1.77%+2 bps
Growth
Asset Growth (YoY)14.19%7.59%5.26%9.33%5.81%-838 bps
Loan Growth (YoY)17.10%8.92%6.10%8.17%2.78%-1,432 bps
Deposit Growth (YoY)0.58%3.23%4.21%4.58%7.05%+647 bps
Asset Quality
Nonperforming Loans / Loans0.24%0.16%0.16%2.64%2.63%+239 bps
Net Charge-Offs / Loans0.12%0.12%0.14%0.04%0.15%+3 bps
Allowance / Loans1.08%1.11%1.12%1.40%1.37%+29 bps
Allowance Coverage of NPLs4.5x7.1x6.9x0.5x0.5x-4.0x
Capital
Tier 1 Leverage Ratio7.77%7.89%7.93%7.69%7.93%+16 bps
Total Risk-Based Capital11.16%11.87%11.80%11.80%12.08%+92 bps
Equity / Assets6.67%7.22%7.23%6.86%7.03%+37 bps
Liquidity & Funding
Loans / Deposits104.15%101.64%102.22%102.13%100.00%-415 bps
Liquid Assets / Assets4.21%3.04%2.80%3.33%3.58%-64 bps
CRE / Total Capitaln/a253%253%250%n/an/a

Source: FFIEC Call Report (031/041/051), as filed. Dollar figures derived from reported amounts in thousands. Ratios computed by CallReports.ai using published regulatory formulas. Income-statement figures are year-to-date as filed, annualized (the UBPR convention). Each quarter includes the ones before it.

CallReports · callreports.ai· Performance TrendsGenerated 2026-10-11

First Security Bank

Byron, MN · Cert 9728 · Peer group: banks under $1B in assets (n=581-629) · Olmsted Bcorp Inc.

State charter, non-member · FDIC · 1 branch

Q2 2026

$161.7MAssets
$121.6MLoans
$121.6MDeposits
$11.4MEquity

Executive Summary

  • Strongest standing: efficiency ratio outperforms 80% of banks under $1B in assets (rank 128 of 629).
  • Widest gap: equity / assets trails 94% of banks under $1B in assets (rank 593 of 629).
  • Overall: at or above the peer median on 2 of 9 directional measures.

Return on Assets

0.81%

Rank 412 of 629

Net Interest Margin

3.35%

Rank 378 of 629

Efficiency Ratio

55.75%

Rank 128 of 629

Equity / Assets

7.03%

Rank 593 of 629

Non-interest income vs. expense

$0.3M$3.1MINCOMEEXPENSE
Unfavorable gap of $2.8M · efficiency ratio beats 80% of banks under $1B in assets
Bank 55.75%Peer median 67.8%Q3 2024Q2 2026Shaded: peer 25th to 75th percentile
MetricYour BankPeer 25thPeer MedianPeer 75thStandingRankPeer Position
Earnings
Return on Assets0.81%0.60%1.01%1.45%Beats 34%412 / 629
Return on Equity11.52%5.38%9.30%13.28%Beats 63%230 / 629
Net Interest Margin3.35%3.03%3.54%4.05%Beats 40%378 / 629
Efficiency Ratio55.75%58.35%67.79%79.08%Beats 80%128 / 629
Asset Quality
Nonperforming Loans / Loans2.63%0.09%0.46%1.20%Beats 9%530 / 581
Net Charge-Offs / Loans0.07%n/a0.01%0.06%Beats 23%448 / 581
Capital
Tier 1 Capital Ratio10.82%11.24%13.84%18.77%Beats 19%507 / 629
Total Risk-Based Capital Ratio12.08%11.58%14.43%19.66%Beats 29%445 / 629
Equity / Assets7.03%9.09%10.65%13.80%Beats 6%593 / 629
Liquidity & Funding
Loans / Deposits100.00%67.24%80.90%93.48%87th pctl80 / 594
Loans / Assets75.19%53.31%67.71%78.15%66th pctl211 / 629
Brokered Deposits / Depositsn/aNot reported for this institution