First Interstate BancSystem (FIBK) PE Ratio: History & Chart

First Interstate BancSystem, Inc.(FIBK)

Banks - Regional · Billings, MT

$35.52-0.10 (-0.28%)

Delayed quote: Oct 6, 2026, 4:00 PM EDT

About First Interstate BancSystem, Inc.

First Interstate BancSystem, Inc. functions as the parent company of First Interstate Bank, delivering a comprehensive suite of financial products and services across the United States. Its offerings encompass conventional deposit accounts such as checking, savings, and time deposits, alongside repurchase agreements primarily catering to commercial and municipal clients. The institution further extends various lending options, including real estate financing for commercial, construction, residential, agricultural, and other property types. Consumer credit is also available, covering direct personal loans, credit cards and lines of credit, and indirect lending. Additionally, it provides both variable and fixed-rate commercial loans designed to meet the working capital and expansion requirements of small to medium-sized enterprises in the manufacturing, wholesale, retail, and service sectors, as well as agricultural loans. Beyond traditional banking, the company furnishes an array of specialized services, including trust administration, employee benefits, investment management, insurance, agency, and custodial functions, catering to individuals, businesses, and philanthropic entities. Its operational support infrastructure encompasses services like marketing, credit assessment, loan servicing, credit card issuance and management, mortgage loan sales and servicing, indirect consumer loan acquisition and processing, and debt collection. Modern digital conveniences are also provided through online and mobile banking platforms. First Interstate serves a diverse clientele, encompassing individuals, businesses, and municipal bodies, across a wide spectrum of industries such as agriculture, construction, education, energy, government, healthcare, hospitality, housing, mining, professional services, real estate development, retail, technology, tourism, and wholesale trade. By the close of 2021 (December 31st), it maintained 147 banking locations, including standalone drive-through branches, situated within communities throughout Idaho, Montana, Oregon, South Dakota, Washington, and Wyoming. Established in 1971, the corporation's primary base of operations is in Billings, Montana.

Billings, MT

3,376 employees

www.fibk.com

Financial Services / Banks - Regional

Sector: Financial Services
Industry: Banks - Regional
CEO: James A. Reuter

View full financials

FIBK PE Ratio Metrics

PE RATIO

10.93

PE RATIO AVG TTM

12.92

PE RATIO AVG 3Y

12.42

PE RATIO AVG 5Y

12.80

PE RATIO AVG 10Y

14.98

PE RATIO AVG 15Y

14.31

PE RATIO AVG 20Y

N/A

CURRENT VS TTM AVG

-15.37%

CURRENT VS 3Y AVG

-12.03%

CURRENT VS 5Y AVG

-14.58%

CURRENT VS 10Y AVG

-27.03%

CURRENT VS 15Y AVG

-23.61%

CURRENT VS 20Y AVG

N/A

SECTOR MEDIAN · FINANCIAL SERVICES

13.79

median of 554 covered companies

CURRENT VS SECTOR MEDIAN

-20.71%

vs the sector median at left

NAME	MARKET CAP	PE RATIO	TTM	3Y	5Y
First Interstate BancSystem, Inc. (FIBK)	$3.45B	10.93	12.92	12.42	12.80
Brighthouse Financial, Inc. (BHFAO)vs ›	$3.47B	1.09	1.13	1.13	1.93
Brighthouse Financial, Inc. (BHFAN)vs ›	$3.47B	0.87	0.90	0.90	1.41
Brighthouse Financial, Inc. (BHFAM)vs ›	$3.51B	0.78	0.79	0.79	1.22
Palomar Holdings, Inc. (PLMR)vs ›	$3.36B	17.05	18.30	22.96	31.57
WesBanco, Inc. (WSBC)vs ›	$3.56B	10.49	14.85	14.48	12.89
BancFirst Corporation (BANF)vs ›	$3.59B	14.41	15.63	16.28	16.35
First Financial Bancorp. (FFBC)vs ›	$3.29B	11.08	10.71	10.03	10.15
Mechanics Bank (MCHB)vs ›	$3.28B	11.91	17.96	58.32	91.82
Simmons First National Corporation (SFNC)vs ›	$3.28B	N/A	17.98	13.79	12.88

NAME

MARKET CAP

PE RATIO

TTM

First Interstate BancSystem, Inc. (FIBK)

$3.45B

10.93

12.92

12.42

12.80

Brighthouse Financial, Inc. (BHFAO)vs ›

$3.47B

1.09

1.13

1.93

Brighthouse Financial, Inc. (BHFAN)vs ›

$3.47B

0.87

0.90

1.41

Brighthouse Financial, Inc. (BHFAM)vs ›

$3.51B

0.78

0.79

1.22

Palomar Holdings, Inc. (PLMR)vs ›

$3.36B

17.05

18.30

22.96

31.57

WesBanco, Inc. (WSBC)vs ›

$3.56B

10.49

14.85

14.48

12.89

BancFirst Corporation (BANF)vs ›

$3.59B

14.41

15.63

16.28

16.35

First Financial Bancorp. (FFBC)vs ›

$3.29B

11.08

10.71

10.03

10.15

Mechanics Bank (MCHB)vs ›

$3.28B

11.91

17.96

58.32

91.82

Simmons First National Corporation (SFNC)vs ›

$3.28B

N/A

17.98

13.79

12.88

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 First Interstate BancSystem, Inc. (FIBK)?

The P/E ratio for FIBK stock is 10.93.

Is First Interstate BancSystem, Inc.'s P/E ratio high or low?

The P/E ratio of 10.93 is 15% below its 5-year average of 12.80, near the low end of its 5-year range (7.72–25.26).

What is the TTM average P/E ratio for First Interstate BancSystem, Inc. (FIBK)?

The TTM average P/E ratio for FIBK stock is 12.92.

What is the 3Y average P/E ratio for First Interstate BancSystem, Inc. (FIBK)?

The 3Y average P/E ratio for FIBK stock is 12.42.

What is the 5Y average P/E ratio for First Interstate BancSystem, Inc. (FIBK)?

The 5Y average P/E ratio for FIBK stock is 12.80.

What is the 10Y average P/E ratio for First Interstate BancSystem, Inc. (FIBK)?

The 10Y average P/E ratio for FIBK stock is 14.98.

What is the 15Y average P/E ratio for First Interstate BancSystem, Inc. (FIBK)?

The 15Y average P/E ratio for FIBK stock is 14.31.

DATE	PE RATIO
2026-10-05	10.96
2026-10-02	11.08
2026-10-01	11.01
2026-09-30	11.00
2026-09-29	11.08
2026-09-28	11.18
2026-09-25	11.36
2026-09-24	11.23
2026-09-23	11.08
2026-09-22	11.24
2026-09-21	11.33
2026-09-18	11.49
2026-09-17	11.43
2026-09-16	11.36
2026-09-15	11.53
2026-09-14	11.48
2026-09-11	11.36
2026-09-10	11.35
2026-09-09	11.33
2026-09-08	11.45
2026-09-04	11.65
2026-09-03	11.53
2026-09-02	11.43
2026-09-01	11.18
2026-08-31	11.33
2026-08-28	11.40
2026-08-27	11.47
2026-08-26	11.45
2026-08-25	11.40
2026-08-24	11.46
2026-08-21	11.54
2026-08-20	11.63
2026-08-19	11.64
2026-08-18	11.83
2026-08-17	11.97
2026-08-14	12.05
2026-08-13	11.95
2026-08-12	11.86
2026-08-11	11.70
2026-08-10	11.50
2026-08-07	11.55
2026-08-06	11.51
2026-08-05	11.71
2026-08-04	11.82
2026-08-03	12.56
2026-07-31	12.38
2026-07-30	12.53
2026-07-29	12.30
2026-07-28	12.41
2026-07-27	12.30
2026-07-24	12.42
2026-07-23	12.41
2026-07-22	12.50
2026-07-21	12.69
2026-07-20	12.56
2026-07-17	12.76
2026-07-16	13.10
2026-07-15	12.82
2026-07-14	12.68
2026-07-13	12.65
2026-07-10	12.65
2026-07-09	12.67
2026-07-08	12.46
2026-07-07	12.76
2026-07-06	12.83
2026-07-02	12.75
2026-07-01	12.79
2026-06-30	12.56
2026-06-29	12.57
2026-06-26	12.58
2026-06-25	12.52
2026-06-24	12.34
2026-06-23	12.16
2026-06-22	11.96
2026-06-18	11.87
2026-06-17	11.61
2026-06-16	11.90
2026-06-15	11.87
2026-06-12	12.09
2026-06-11	11.91
2026-06-10	11.80
2026-06-09	11.76
2026-06-08	11.59
2026-06-05	11.59
2026-06-04	11.64
2026-06-03	11.18
2026-06-02	11.47
2026-06-01	11.31
2026-05-29	11.60
2026-05-28	11.60
2026-05-27	11.62
2026-05-26	11.77
2026-05-22	11.56
2026-05-21	11.47
2026-05-20	11.46
2026-05-19	11.19
2026-05-18	11.20
2026-05-15	11.10
2026-05-14	11.19
2026-05-13	11.11
2026-05-12	11.27
2026-05-11	11.43
2026-05-08	11.86
2026-05-07	12.29
2026-05-06	12.34
2026-05-05	12.17
2026-05-04	11.86
2026-05-01	12.02
2026-04-30	12.03
2026-04-29	11.67
2026-04-28	12.09
2026-04-27	11.98
2026-04-24	11.81
2026-04-23	11.82
2026-04-22	11.69
2026-04-21	11.60
2026-04-20	11.68
2026-04-17	11.74
2026-04-16	11.45
2026-04-15	11.55
2026-04-14	11.61
2026-04-13	11.67
2026-04-10	11.54
2026-04-09	11.62
2026-04-08	11.54
2026-04-07	11.26
2026-04-06	11.47
2026-04-02	11.35
2026-04-01	11.37
2026-03-31	11.32
2026-03-30	11.13
2026-03-27	11.12
2026-03-26	11.36
2026-03-25	11.40
2026-03-24	11.28
2026-03-23	11.24
2026-03-20	11.01
2026-03-19	10.94
2026-03-18	10.86
2026-03-17	11.22
2026-03-16	11.26
2026-03-13	11.23
2026-03-12	11.26
2026-03-11	11.44
2026-03-10	11.53
2026-03-09	11.53
2026-03-06	11.59
2026-03-05	11.86
2026-03-04	11.92
2026-03-03	11.77
2026-03-02	11.93
2026-02-27	11.73
2026-02-26	15.52
2026-02-25	15.33
2026-02-24	15.00
2026-02-23	15.09
2026-02-20	15.80
2026-02-19	15.67
2026-02-18	15.72
2026-02-17	16.02
2026-02-13	15.89
2026-02-12	15.76
2026-02-11	16.00
2026-02-10	16.09
2026-02-09	16.46
2026-02-06	16.38
2026-02-05	16.03
2026-02-04	16.09
2026-02-03	15.86
2026-02-02	15.53
2026-01-30	14.97
2026-01-29	15.25
2026-01-28	15.47
2026-01-27	15.55
2026-01-26	15.49
2026-01-23	15.47
2026-01-22	16.13
2026-01-21	16.05
2026-01-20	15.24
2026-01-16	15.55
2026-01-15	15.73
2026-01-14	15.41
2026-01-13	15.39
2026-01-12	15.51
2026-01-09	15.70
2026-01-08	15.83
2026-01-07	15.56
2026-01-06	15.65
2026-01-05	15.21
2026-01-02	14.89
2025-12-31	14.60
2025-12-30	14.83
2025-12-29	15.09
2025-12-26	15.16
2025-12-24	15.13
2025-12-23	15.15
2025-12-22	15.22
2025-12-19	15.09
2025-12-18	15.02
2025-12-17	15.00
2025-12-16	15.01
2025-12-15	15.04
2025-12-12	14.94
2025-12-11	14.97
2025-12-10	15.03
2025-12-09	14.43
2025-12-08	14.29
2025-12-05	14.39
2025-12-04	14.21
2025-12-03	14.06
2025-12-02	13.83
2025-12-01	13.94
2025-11-28	13.86
2025-11-26	13.84
2025-11-25	13.98
2025-11-24	13.38
2025-11-21	13.26
2025-11-20	12.91
2025-11-19	12.97
2025-11-18	12.65
2025-11-17	12.52
2025-11-14	13.22
2025-11-13	13.26
2025-11-12	13.69
2025-11-11	13.68
2025-11-10	13.50
2025-11-07	13.71
2025-11-06	14.32
2025-11-05	14.50
2025-11-04	14.27
2025-11-03	14.31
2025-10-31	14.08
2025-10-30	14.18
2025-10-29	14.46
2025-10-28	14.53
2025-10-27	14.49
2025-10-24	14.25
2025-10-23	14.07
2025-10-22	14.12
2025-10-21	14.06
2025-10-20	14.02
2025-10-17	13.47
2025-10-16	13.20
2025-10-15	14.20
2025-10-14	14.55
2025-10-13	14.06
2025-10-10	13.68
2025-10-09	14.12
2025-10-08	14.29
2025-10-07	14.34
2025-10-06	14.41
2025-10-03	14.36
2025-10-02	14.27
2025-10-01	14.30
2025-09-30	14.36
2025-09-29	14.47
2025-09-26	14.66
2025-09-25	14.73
2025-09-24	14.89
2025-09-23	14.98

DATE

PE RATIO

2026-10-05

10.96

2026-10-02

11.08

2026-10-01

11.01

2026-09-30

11.00

2026-09-29

11.08

2026-09-28

11.18

2026-09-25

11.36

2026-09-24

11.23

2026-09-23

11.08

2026-09-22

11.24

2026-09-21

11.33

2026-09-18

11.49

2026-09-17

11.43

2026-09-16

11.36

2026-09-15

11.53

2026-09-14

11.48

2026-09-11

11.36

2026-09-10

11.35

2026-09-09

11.33

2026-09-08

11.45

2026-09-04

11.65

2026-09-03

11.53

2026-09-02

11.43

2026-09-01

11.18

2026-08-31

11.33

2026-08-28

11.40

2026-08-27

11.47

2026-08-26

11.45

2026-08-25

11.40

2026-08-24

11.46

2026-08-21

11.54

2026-08-20

11.63

2026-08-19

11.64

2026-08-18

11.83

2026-08-17

11.97

2026-08-14

12.05

2026-08-13

11.95

2026-08-12

11.86

2026-08-11

11.70

2026-08-10

11.50

2026-08-07

11.55

2026-08-06

11.51

2026-08-05

11.71

2026-08-04

11.82

2026-08-03

12.56

2026-07-31

12.38

2026-07-30

12.53

2026-07-29

12.30

2026-07-28

12.41

2026-07-27

12.30

2026-07-24

12.42

2026-07-23

12.41

2026-07-22

12.50

2026-07-21

12.69

2026-07-20

12.56

2026-07-17

12.76

2026-07-16

13.10

2026-07-15

12.82

2026-07-14

12.68

2026-07-13

12.65

2026-07-10

12.65

2026-07-09

12.67

2026-07-08

12.46

2026-07-07

12.76

2026-07-06

12.83

2026-07-02

12.75

2026-07-01

12.79

2026-06-30

12.56

2026-06-29

12.57

2026-06-26

12.58

2026-06-25

12.52

2026-06-24

12.34

2026-06-23

12.16

2026-06-22

11.96

2026-06-18

11.87

2026-06-17

11.61

2026-06-16

11.90

2026-06-15

11.87

2026-06-12

12.09

2026-06-11

11.91

2026-06-10

11.80

2026-06-09

11.76

2026-06-08

11.59

2026-06-05

11.59

2026-06-04

11.64

2026-06-03

11.18

2026-06-02

11.47

2026-06-01

11.31

2026-05-29

11.60

2026-05-28

11.60

2026-05-27

11.62

2026-05-26

11.77

2026-05-22

11.56

2026-05-21

11.47

2026-05-20

11.46

2026-05-19

11.19

2026-05-18

11.20

2026-05-15

11.10

2026-05-14

11.19

2026-05-13

11.11

2026-05-12

11.27

2026-05-11

11.43

2026-05-08

11.86

2026-05-07

12.29

2026-05-06

12.34

2026-05-05

12.17

2026-05-04

11.86

2026-05-01

12.02

2026-04-30

12.03

2026-04-29

11.67

2026-04-28

12.09

2026-04-27

11.98

2026-04-24

11.81

2026-04-23

11.82

2026-04-22

11.69

2026-04-21

11.60

2026-04-20

11.68

2026-04-17

11.74

2026-04-16

11.45

2026-04-15

11.55

2026-04-14

11.61

2026-04-13

11.67

2026-04-10

11.54

2026-04-09

11.62

2026-04-08

11.54

2026-04-07

11.26

2026-04-06

11.47

2026-04-02

11.35

2026-04-01

11.37

2026-03-31

11.32

2026-03-30

11.13

2026-03-27

11.12

2026-03-26

11.36

2026-03-25

11.40

2026-03-24

11.28

2026-03-23

11.24

2026-03-20

11.01

2026-03-19

10.94

2026-03-18

10.86

2026-03-17

11.22

2026-03-16

11.26

2026-03-13

11.23

2026-03-12

11.26

2026-03-11

11.44

2026-03-10

11.53

2026-03-09

11.53

2026-03-06

11.59

2026-03-05

11.86

2026-03-04

11.92

2026-03-03

11.77

2026-03-02

11.93

2026-02-27

11.73

2026-02-26

15.52

2026-02-25

15.33

2026-02-24

15.00

2026-02-23

15.09

2026-02-20

15.80

2026-02-19

15.67

2026-02-18

15.72

2026-02-17

16.02

2026-02-13

15.89

2026-02-12

15.76

2026-02-11

16.00

2026-02-10

16.09

2026-02-09

16.46

2026-02-06

16.38

2026-02-05

16.03

2026-02-04

16.09

2026-02-03

15.86

2026-02-02

15.53

2026-01-30

14.97

2026-01-29

15.25

2026-01-28

15.47

2026-01-27

15.55

2026-01-26

15.49

2026-01-23

15.47

2026-01-22

16.13

2026-01-21

16.05

2026-01-20

15.24

2026-01-16

15.55

2026-01-15

15.73

2026-01-14

15.41

2026-01-13

15.39

2026-01-12

15.51

2026-01-09

15.70

2026-01-08

15.83

2026-01-07

15.56

2026-01-06

15.65

2026-01-05

15.21

2026-01-02

14.89

2025-12-31

14.60

2025-12-30

14.83

2025-12-29

15.09

2025-12-26

15.16

2025-12-24

15.13

2025-12-23

15.15

2025-12-22

15.22

2025-12-19

15.09

2025-12-18

15.02

2025-12-17

15.00

2025-12-16

15.01

2025-12-15

15.04

2025-12-12

14.94

2025-12-11

14.97

2025-12-10

15.03

2025-12-09

14.43

2025-12-08

14.29

2025-12-05

14.39

2025-12-04

14.21

2025-12-03

14.06

2025-12-02

13.83

2025-12-01

13.94

2025-11-28

13.86

2025-11-26

13.84

2025-11-25

13.98

2025-11-24

13.38

2025-11-21

13.26

2025-11-20

12.91

2025-11-19

12.97

2025-11-18

12.65

2025-11-17

12.52

2025-11-14

13.22

2025-11-13

13.26

2025-11-12

13.69

2025-11-11

13.68

2025-11-10

13.50

2025-11-07

13.71

2025-11-06

14.32

2025-11-05

14.50

2025-11-04

14.27

2025-11-03

14.31

2025-10-31

14.08

2025-10-30

14.18

2025-10-29

14.46

2025-10-28

14.53

2025-10-27

14.49

2025-10-24

14.25

2025-10-23

14.07

2025-10-22

14.12

2025-10-21

14.06

2025-10-20

14.02

2025-10-17

13.47

2025-10-16

13.20

2025-10-15

14.20

2025-10-14

14.55

2025-10-13

14.06

2025-10-10

13.68

2025-10-09

14.12

2025-10-08

14.29

2025-10-07

14.34

2025-10-06

14.41

2025-10-03

14.36

2025-10-02

14.27

2025-10-01

14.30

2025-09-30

14.36

2025-09-29

14.47

2025-09-26

14.66

2025-09-25

14.73

2025-09-24

14.89

2025-09-23

14.98

PE Ratio: 10.93

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