AUBURN NATIONAL BANCORPORATION, INC

$

7,363

7,062

6,988

6,811

6,728

7,344

7,045

6,969

6,790

6,709

8,133

7,792

7,814

7,636

7,605

(10)

(48)

(127)

(123)

5,702

5,880

5,472

5,500

5,519

$

1,833

1,530

1,560

1,732

1,734

Per share data:

Basic and diluted net earnings

$

0.52

0.44

0.45

0.50

0.50

Cash dividends declared

0.27

0.27

0.27

0.27

0.27

Weighted average shares outstanding:

Shares outstanding, at period end

Book value

$

24.64

23.79

22.41

24.14

21.53

Common stock price

High

$

25.28

23.37

24.57

24.35

19.25

Low

19.48

20.36

20.06

17.50

16.63

Period end

25.00

21.59

23.49

22.90

18.29

To earnings ratio (b)

13.09

x

11.42

12.77

91.60

101.61

To book value

%

Performance ratios:

Return on average equity

9.00

%

7.83

7.49

9.10

9.63

Return on average assets

0.74

%

0.62

0.63

0.71

0.71

Dividend payout ratio

51.92

%

61.36

60.00

54.00

54.00

Asset Quality:

Allowance for credit losses as a % of:

Loans

1.24

%

1.20

1.22

1.22

1.24

Nonperforming loans

2,306

%

1,298

1,366

Nonperforming assets as a % of:

Loans and other real estate owned

0.05

%

0.09

0.09

0.14

0.14

0.03

%

0.05

0.05

0.08

0.08

0.05

%

0.09

0.09

0.14

0.14

Annualized net (recoveries) charge-offs as a % of average loans

(0.03)

%

0.05

(0.01)

0.04

0.01

Capital Adequacy: (c)

CET 1 risk-based capital ratio

15.32

%

15.04

14.80

14.75

14.47

Tier 1 risk-based capital ratio

15.32

%

15.04

14.80

14.75

14.47

Total risk-based capital ratio

16.35

%

16.05

15.81

15.76

15.49

Tier 1 leverage ratio

10.64

%

10.52

10.49

10.43

10.39

Other financial data:

Net interest margin (a)

3.27

%

3.20

3.09

3.05

3.06

Effective income tax rate

20.92

%

20.40

34.73

23.46

21.50

Efficiency ratio (d)

69.95

%

75.30

69.86

71.83

72.39

Selected average balances:

$

240,177

240,588

255,168

251,723

258,228

559,770

566,082

567,634

571,651

573,443

990,523

987,272

991,275

982,656

978,107

905,227

906,805

904,605

904,860

900,673

81,447

78,158

83,325

76,113

72,059

Selected period end balances:

$

239,681

242,468

243,012

258,285

254,359

562,714

560,650

564,017

565,699

578,068

6,965

6,750

6,871

6,876

7,142

996,786

977,324

990,143

1,025,054

939,851

910,503

895,824

901,724

946,405

86,071

83,115

78,292

84,336

75,209

(a) Tax-equivalent. See "Table 1 - Explanation of Non-GAAP Financial Measures."

(b) Calculated by dividing period end share price by

earnings per share for the previous four quarters.

(c) Regulatory capital ratios presented are for the Company's

wholly-owned subsidiary, AuburnBank.

(d) Efficiency ratio is the result of noninterest expense divided by

the sum of noninterest income and tax-equivalent net interest income.

See Table 1 - Explanation of Non-GAAP Measures.

Table 3

• Selected Financial Data