Old Second Bancorp (OSBC) PE Ratio: History & Chart

Old Second Bancorp, Inc.(OSBC)

Banks - Regional · Aurora, IL

$25.06+0.18 (+0.74%)

Delayed quote: Oct 6, 2026, 2:00 PM EDT

About Old Second Bancorp, Inc.

Old Second Bancorp, Inc. (OSBC) serves as the parent holding company for Old Second National Bank, providing a full range of community banking services. The institution offers a broad spectrum of deposit products, including demand, NOW, money market, savings, time, and individual retirement accounts, alongside certificates of deposit. Its diverse lending portfolio encompasses commercial loans, lease financing, construction loans, and commercial real estate loans. For residential clients, offerings include first and second mortgages, home equity lines of credit, and general residential real estate loans. Consumer lending options cover needs such as motor vehicle, home improvement, and signature loans, further complemented by installment and agricultural loans, and overdraft checking services. Beyond deposits and loans, Old Second provides vital financial services like safe deposit boxes, trust and wealth management, money orders, cashier's checks, foreign currency exchange, direct deposits, discount brokerage, and debit and credit cards. The company also assists with acquiring U.S. treasury notes and bonds. Embracing digital convenience, Old Second Bancorp offers online and mobile banking platforms. Corporate clients benefit from an extensive suite of cash management solutions, featuring remote and mobile deposit capture, investment sweep accounts, zero balance accounts, automated tax payments, ATM access, telephone banking, lockbox services, automated clearing house (ACH) transactions, account reconciliation, controlled disbursements, detailed and general information reporting, foreign and domestic wire transfers, and vault services for currency and coin. Furthermore, it delivers investment, agency, and custodial services to individual, corporate, and not-for-profit clients. Established in 1981 and headquartered in Aurora, Illinois, Old Second Bancorp, Inc. serves its customers through 63 banking centers located across Cook, DeKalb, DuPage, Kane, Kendall, LaSalle, and Will counties within Illinois.

Aurora, IL

1,062 employees

www.oldsecond.com

Financial Services / Banks - Regional

Sector: Financial Services
Industry: Banks - Regional
CEO: James L. Eccher

View full financials

OSBC PE Ratio Metrics

PE RATIO

14.40

PE RATIO AVG TTM

13.26

PE RATIO AVG 3Y

9.90

PE RATIO AVG 5Y

10.17

PE RATIO AVG 10Y

13.74

PE RATIO AVG 15Y

13.27

PE RATIO AVG 20Y

13.15

CURRENT VS TTM AVG

+8.61%

CURRENT VS 3Y AVG

+45.50%

CURRENT VS 5Y AVG

+41.62%

CURRENT VS 10Y AVG

+4.83%

CURRENT VS 15Y AVG

+8.52%

CURRENT VS 20Y AVG

+9.51%

SECTOR MEDIAN · FINANCIAL SERVICES

13.84

median of 541 covered companies

CURRENT VS SECTOR MEDIAN

+4.05%

vs the sector median at left

NAME	MARKET CAP	PE RATIO	TTM	3Y	5Y
Old Second Bancorp, Inc. (OSBC)	$1.29B	14.40	13.26	9.90	10.17
First Mid Bancshares, Inc. (FMBH)vs ›	$1.32B	12.31	11.41	10.98	10.85
HBT Financial, Inc. (HBT)vs ›	$1.32B	15.61	12.37	10.68	10.23
Peoples Bancorp Inc. (PEBO)vs ›	$1.33B	11.15	11.26	9.79	10.31
Preferred Bank (PFBC)vs ›	$1.23B	9.53	9.19	8.45	8.66
Jefferson Capital, Inc. Common Stock (JCAP)vs ›	$1.22B	N/A	3.54	3.54	3.54
Community Trust Bancorp, Inc. (CTBI)vs ›	$1.38B	12.73	11.83	11.04	10.21
Westamerica Bancorporation (WABC)vs ›	$1.38B	12.96	11.73	9.90	11.71
Burke & Herbert Financial Services Corp. (BHRB)vs ›	$1.39B	11.06	9.22	25.35	19.85
Atlanticus Holdings Corporation (ATLC)vs ›	$1.40B	12.09	12.04	12.04	12.04

NAME

MARKET CAP

PE RATIO

TTM

Old Second Bancorp, Inc. (OSBC)

$1.29B

14.40

13.26

9.90

10.17

First Mid Bancshares, Inc. (FMBH)vs ›

$1.32B

12.31

11.41

10.98

10.85

HBT Financial, Inc. (HBT)vs ›

$1.32B

15.61

12.37

10.68

10.23

Peoples Bancorp Inc. (PEBO)vs ›

$1.33B

11.15

11.26

9.79

10.31

Preferred Bank (PFBC)vs ›

$1.23B

9.53

9.19

8.45

8.66

Jefferson Capital, Inc. Common Stock (JCAP)vs ›

$1.22B

N/A

3.54

Community Trust Bancorp, Inc. (CTBI)vs ›

$1.38B

12.73

11.83

11.04

10.21

Westamerica Bancorporation (WABC)vs ›

$1.38B

12.96

11.73

9.90

11.71

Burke & Herbert Financial Services Corp. (BHRB)vs ›

$1.39B

11.06

9.22

25.35

19.85

Atlanticus Holdings Corporation (ATLC)vs ›

$1.40B

12.09

12.04

PE Ratio Formula & Definition

PE Ratio = Share Price / Diluted EPS (TTM)

The price-to-earnings ratio measures how much investors pay for each dollar of trailing earnings. A lower PE can indicate a cheaper valuation; a higher PE implies higher growth expectations.

PE Ratio FAQ

What is the P/E ratio for Old Second Bancorp, Inc. (OSBC)?

The P/E ratio for OSBC stock is 14.40.

Is Old Second Bancorp, Inc.'s P/E ratio high or low?

The P/E ratio of 14.40 is 42% above its 5-year average of 10.17, around the middle of its 5-year range (6.17–30.41).

What is the TTM average P/E ratio for Old Second Bancorp, Inc. (OSBC)?

The TTM average P/E ratio for OSBC stock is 13.26.

What is the 3Y average P/E ratio for Old Second Bancorp, Inc. (OSBC)?

The 3Y average P/E ratio for OSBC stock is 9.90.

What is the 5Y average P/E ratio for Old Second Bancorp, Inc. (OSBC)?

The 5Y average P/E ratio for OSBC stock is 10.17.

What is the 10Y average P/E ratio for Old Second Bancorp, Inc. (OSBC)?

The 10Y average P/E ratio for OSBC stock is 13.74.

What is the 15Y average P/E ratio for Old Second Bancorp, Inc. (OSBC)?

The 15Y average P/E ratio for OSBC stock is 13.27.

What is the 20Y average P/E ratio for Old Second Bancorp, Inc. (OSBC)?

The 20Y average P/E ratio for OSBC stock is 13.15.

DATE	PE RATIO
2026-10-05	14.29
2026-10-02	14.34
2026-10-01	14.16
2026-09-30	14.07
2026-09-29	14.17
2026-09-28	14.28
2026-09-25	14.34
2026-09-24	14.26
2026-09-23	14.11
2026-09-22	14.17
2026-09-21	14.27
2026-09-18	14.36
2026-09-17	14.32
2026-09-16	14.36
2026-09-15	14.67
2026-09-14	14.66
2026-09-11	14.70
2026-09-10	14.67
2026-09-09	14.52
2026-09-08	14.67
2026-09-04	14.78
2026-09-03	14.76
2026-09-02	14.67
2026-09-01	14.41
2026-08-31	14.41
2026-08-28	14.51
2026-08-27	14.47
2026-08-26	14.51
2026-08-25	14.48
2026-08-24	14.63
2026-08-21	14.56
2026-08-20	14.48
2026-08-19	14.39
2026-08-18	14.75
2026-08-17	14.84
2026-08-14	14.89
2026-08-13	14.83
2026-08-12	14.83
2026-08-11	14.63
2026-08-10	14.53
2026-08-07	14.62
2026-08-06	15.35
2026-08-05	15.41
2026-08-04	15.35
2026-08-03	15.35
2026-07-31	15.05
2026-07-30	15.08
2026-07-29	15.05
2026-07-28	15.01
2026-07-27	14.71
2026-07-24	14.30
2026-07-23	13.99
2026-07-22	13.93
2026-07-21	14.10
2026-07-20	14.05
2026-07-17	14.07
2026-07-16	14.21
2026-07-15	13.80
2026-07-14	13.70
2026-07-13	13.73
2026-07-10	13.63
2026-07-09	13.60
2026-07-08	13.52
2026-07-07	13.68
2026-07-06	13.82
2026-07-02	13.83
2026-07-01	14.06
2026-06-30	13.88
2026-06-29	13.82
2026-06-26	13.92
2026-06-25	13.70
2026-06-24	13.63
2026-06-23	13.43
2026-06-22	13.14
2026-06-18	13.03
2026-06-17	12.89
2026-06-16	13.13
2026-06-15	13.10
2026-06-12	13.39
2026-06-11	13.23
2026-06-10	13.17
2026-06-09	13.06
2026-06-08	12.92
2026-06-05	12.83
2026-06-04	12.75
2026-06-03	12.32
2026-06-02	12.71
2026-06-01	12.54
2026-05-29	12.69
2026-05-28	12.68
2026-05-27	12.64
2026-05-26	12.79
2026-05-22	12.55
2026-05-21	12.55
2026-05-20	12.48
2026-05-19	12.38
2026-05-18	12.39
2026-05-15	12.16
2026-05-14	12.33
2026-05-13	12.29
2026-05-12	12.41
2026-05-11	12.43
2026-05-08	12.67
2026-05-07	12.93
2026-05-06	12.99
2026-05-05	12.86
2026-05-04	12.58
2026-05-01	12.75
2026-04-30	12.64
2026-04-29	12.58
2026-04-28	12.83
2026-04-27	12.50
2026-04-24	12.27
2026-04-23	12.18
2026-04-22	13.01
2026-04-21	13.11
2026-04-20	13.37
2026-04-17	13.45
2026-04-16	13.23
2026-04-15	13.29
2026-04-14	13.26
2026-04-13	13.21
2026-04-10	13.07
2026-04-09	13.17
2026-04-08	13.00
2026-04-07	12.85
2026-04-06	12.74
2026-04-02	12.72
2026-04-01	12.55
2026-03-31	12.37
2026-03-30	12.18
2026-03-27	12.01
2026-03-26	12.09
2026-03-25	12.03
2026-03-24	12.11
2026-03-23	12.07
2026-03-20	11.93
2026-03-19	12.01
2026-03-18	11.83
2026-03-17	11.99
2026-03-16	12.03
2026-03-13	11.95
2026-03-12	12.00
2026-03-11	11.95
2026-03-10	12.04
2026-03-09	12.04
2026-03-06	11.99
2026-03-05	12.10
2026-03-04	12.30
2026-03-03	12.21
2026-03-02	12.21
2026-02-27	12.04
2026-02-26	13.39
2026-02-25	13.46
2026-02-24	13.11
2026-02-23	12.95
2026-02-20	13.62
2026-02-19	13.49
2026-02-18	13.60
2026-02-17	13.79
2026-02-13	13.62
2026-02-12	13.55
2026-02-11	13.51
2026-02-10	13.67
2026-02-09	13.98
2026-02-06	13.93
2026-02-05	13.68
2026-02-04	13.76
2026-02-03	13.59
2026-02-02	13.40
2026-01-30	13.14
2026-01-29	13.23
2026-01-28	12.92
2026-01-27	13.13
2026-01-26	13.17
2026-01-23	13.18
2026-01-22	14.08
2026-01-21	14.22
2026-01-20	13.49
2026-01-16	13.68
2026-01-15	13.90
2026-01-14	13.55
2026-01-13	13.16
2026-01-12	13.07
2026-01-09	13.10
2026-01-08	13.42
2026-01-07	13.07
2026-01-06	13.17
2026-01-05	13.26
2026-01-02	12.90
2025-12-31	12.91
2025-12-30	12.93
2025-12-29	13.11
2025-12-26	13.18
2025-12-24	13.33
2025-12-23	13.36
2025-12-22	13.59
2025-12-19	13.60
2025-12-18	13.81
2025-12-17	13.68
2025-12-16	13.76
2025-12-15	13.67
2025-12-12	13.58
2025-12-11	13.66
2025-12-10	13.52
2025-12-09	13.11
2025-12-08	13.11
2025-12-05	12.99
2025-12-04	13.00
2025-12-03	12.91
2025-12-02	12.54
2025-12-01	12.60
2025-11-28	12.48
2025-11-26	12.60
2025-11-25	12.58
2025-11-24	12.20
2025-11-21	12.26
2025-11-20	11.89
2025-11-19	11.95
2025-11-18	11.82
2025-11-17	11.70
2025-11-14	12.21
2025-11-13	12.15
2025-11-12	12.17
2025-11-11	12.21
2025-11-10	12.20
2025-11-07	12.13
2025-11-06	9.95
2025-11-05	10.05
2025-11-04	9.89
2025-11-03	9.84
2025-10-31	9.81
2025-10-30	9.92
2025-10-29	10.02
2025-10-28	10.17
2025-10-27	10.15
2025-10-24	10.14
2025-10-23	9.76
2025-10-22	9.81
2025-10-21	9.88
2025-10-20	9.70
2025-10-17	9.33
2025-10-16	9.13
2025-10-15	9.75
2025-10-14	9.82
2025-10-13	9.42
2025-10-10	9.32
2025-10-09	9.39
2025-10-08	9.44
2025-10-07	9.43
2025-10-06	9.58
2025-10-03	9.43
2025-10-02	9.34
2025-10-01	9.49
2025-09-30	9.45
2025-09-29	9.45
2025-09-26	9.62
2025-09-25	9.57
2025-09-24	9.67
2025-09-23	9.76

DATE

PE RATIO

2026-10-05

14.29

2026-10-02

14.34

2026-10-01

14.16

2026-09-30

14.07

2026-09-29

14.17

2026-09-28

14.28

2026-09-25

14.34

2026-09-24

14.26

2026-09-23

14.11

2026-09-22

14.17

2026-09-21

14.27

2026-09-18

14.36

2026-09-17

14.32

2026-09-16

14.36

2026-09-15

14.67

2026-09-14

14.66

2026-09-11

14.70

2026-09-10

14.67

2026-09-09

14.52

2026-09-08

14.67

2026-09-04

14.78

2026-09-03

14.76

2026-09-02

14.67

2026-09-01

14.41

2026-08-31

14.41

2026-08-28

14.51

2026-08-27

14.47

2026-08-26

14.51

2026-08-25

14.48

2026-08-24

14.63

2026-08-21

14.56

2026-08-20

14.48

2026-08-19

14.39

2026-08-18

14.75

2026-08-17

14.84

2026-08-14

14.89

2026-08-13

14.83

2026-08-12

14.83

2026-08-11

14.63

2026-08-10

14.53

2026-08-07

14.62

2026-08-06

15.35

2026-08-05

15.41

2026-08-04

15.35

2026-08-03

15.35

2026-07-31

15.05

2026-07-30

15.08

2026-07-29

15.05

2026-07-28

15.01

2026-07-27

14.71

2026-07-24

14.30

2026-07-23

13.99

2026-07-22

13.93

2026-07-21

14.10

2026-07-20

14.05

2026-07-17

14.07

2026-07-16

14.21

2026-07-15

13.80

2026-07-14

13.70

2026-07-13

13.73

2026-07-10

13.63

2026-07-09

13.60

2026-07-08

13.52

2026-07-07

13.68

2026-07-06

13.82

2026-07-02

13.83

2026-07-01

14.06

2026-06-30

13.88

2026-06-29

13.82

2026-06-26

13.92

2026-06-25

13.70

2026-06-24

13.63

2026-06-23

13.43

2026-06-22

13.14

2026-06-18

13.03

2026-06-17

12.89

2026-06-16

13.13

2026-06-15

13.10

2026-06-12

13.39

2026-06-11

13.23

2026-06-10

13.17

2026-06-09

13.06

2026-06-08

12.92

2026-06-05

12.83

2026-06-04

12.75

2026-06-03

12.32

2026-06-02

12.71

2026-06-01

12.54

2026-05-29

12.69

2026-05-28

12.68

2026-05-27

12.64

2026-05-26

12.79

2026-05-22

12.55

2026-05-21

12.55

2026-05-20

12.48

2026-05-19

12.38

2026-05-18

12.39

2026-05-15

12.16

2026-05-14

12.33

2026-05-13

12.29

2026-05-12

12.41

2026-05-11

12.43

2026-05-08

12.67

2026-05-07

12.93

2026-05-06

12.99

2026-05-05

12.86

2026-05-04

12.58

2026-05-01

12.75

2026-04-30

12.64

2026-04-29

12.58

2026-04-28

12.83

2026-04-27

12.50

2026-04-24

12.27

2026-04-23

12.18

2026-04-22

13.01

2026-04-21

13.11

2026-04-20

13.37

2026-04-17

13.45

2026-04-16

13.23

2026-04-15

13.29

2026-04-14

13.26

2026-04-13

13.21

2026-04-10

13.07

2026-04-09

13.17

2026-04-08

13.00

2026-04-07

12.85

2026-04-06

12.74

2026-04-02

12.72

2026-04-01

12.55

2026-03-31

12.37

2026-03-30

12.18

2026-03-27

12.01

2026-03-26

12.09

2026-03-25

12.03

2026-03-24

12.11

2026-03-23

12.07

2026-03-20

11.93

2026-03-19

12.01

2026-03-18

11.83

2026-03-17

11.99

2026-03-16

12.03

2026-03-13

11.95

2026-03-12

12.00

2026-03-11

11.95

2026-03-10

12.04

2026-03-09

12.04

2026-03-06

11.99

2026-03-05

12.10

2026-03-04

12.30

2026-03-03

12.21

2026-03-02

12.21

2026-02-27

12.04

2026-02-26

13.39

2026-02-25

13.46

2026-02-24

13.11

2026-02-23

12.95

2026-02-20

13.62

2026-02-19

13.49

2026-02-18

13.60

2026-02-17

13.79

2026-02-13

13.62

2026-02-12

13.55

2026-02-11

13.51

2026-02-10

13.67

2026-02-09

13.98

2026-02-06

13.93

2026-02-05

13.68

2026-02-04

13.76

2026-02-03

13.59

2026-02-02

13.40

2026-01-30

13.14

2026-01-29

13.23

2026-01-28

12.92

2026-01-27

13.13

2026-01-26

13.17

2026-01-23

13.18

2026-01-22

14.08

2026-01-21

14.22

2026-01-20

13.49

2026-01-16

13.68

2026-01-15

13.90

2026-01-14

13.55

2026-01-13

13.16

2026-01-12

13.07

2026-01-09

13.10

2026-01-08

13.42

2026-01-07

13.07

2026-01-06

13.17

2026-01-05

13.26

2026-01-02

12.90

2025-12-31

12.91

2025-12-30

12.93

2025-12-29

13.11

2025-12-26

13.18

2025-12-24

13.33

2025-12-23

13.36

2025-12-22

13.59

2025-12-19

13.60

2025-12-18

13.81

2025-12-17

13.68

2025-12-16

13.76

2025-12-15

13.67

2025-12-12

13.58

2025-12-11

13.66

2025-12-10

13.52

2025-12-09

13.11

2025-12-08

13.11

2025-12-05

12.99

2025-12-04

13.00

2025-12-03

12.91

2025-12-02

12.54

2025-12-01

12.60

2025-11-28

12.48

2025-11-26

12.60

2025-11-25

12.58

2025-11-24

12.20

2025-11-21

12.26

2025-11-20

11.89

2025-11-19

11.95

2025-11-18

11.82

2025-11-17

11.70

2025-11-14

12.21

2025-11-13

12.15

2025-11-12

12.17

2025-11-11

12.21

2025-11-10

12.20

2025-11-07

12.13

2025-11-06

9.95

2025-11-05

10.05

2025-11-04

9.89

2025-11-03

9.84

2025-10-31

9.81

2025-10-30

9.92

2025-10-29

10.02

2025-10-28

10.17

2025-10-27

10.15

2025-10-24

10.14

2025-10-23

9.76

2025-10-22

9.81

2025-10-21

9.88

2025-10-20

9.70

2025-10-17

9.33

2025-10-16

9.13

2025-10-15

9.75

2025-10-14

9.82

2025-10-13

9.42

2025-10-10

9.32

2025-10-09

9.39

2025-10-08

9.44

2025-10-07

9.43

2025-10-06

9.58

2025-10-03

9.43

2025-10-02

9.34

2025-10-01

9.49

2025-09-30

9.45

2025-09-29

9.45

2025-09-26

9.62

2025-09-25

9.57

2025-09-24

9.67

2025-09-23

9.76

PE Ratio: 14.40

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