Napco Security Technologies (NSSC) PE Ratio: History & Chart

Napco Security Technologies, Inc.(NSSC)

Security & Protection Services · Amityville, NY

$36.35+0.13 (+0.35%)

Delayed quote: Oct 6, 2026, 12:20 PM EDT

About Napco Security Technologies, Inc.

Operating both within the U.S. and globally, Napco Security Technologies, Inc. (NSSC) specializes in the creation, production, and distribution of advanced electronic security solutions. Their comprehensive product portfolio includes access management systems, sophisticated intrusion and fire detection alarms, door-locking mechanisms, and robust video monitoring equipment. These solutions are tailored for a diverse clientele, serving commercial enterprises, private residences, institutional bodies, industrial complexes, and government agencies. Within their access control offerings, one finds a variety of identification readers, central command panels, computer-driven interfaces, and electronically operated door-locking hardware. Their door security devices encompass advanced electronic locks utilizing microprocessors, which can be operated via push-buttons, card readers, or biometric identification. This category also features door alarms, alongside traditional mechanical door locks and straightforward deadbolts. The company’s range of alarm systems features automated communication modules, cellular connectivity devices, master control units, integrated control panels with digital communicators, digital keypad interfaces, dedicated fire alarm control units, and various area detection sensors. For video surveillance, their systems are built around video cameras, centralized control panels, display monitors, or personal computer interfaces. In addition to manufacturing, Napco also procures and distributes a selection of identification readers, video cameras, computer-based systems, and ancillary equipment, all intended for use with their access control and video monitoring solutions. Furthermore, the company supplies specialized security offerings for educational facilities and distributes related peripheral equipment produced by third-party manufacturers. Their primary sales channel involves independent distributors, security dealers, and professional installers. Established in 1969, Napco Security Technologies, Inc. maintains its corporate headquarters in Amityville, New York.

Amityville, NY

1,049 employees

www.napcosecurity.com

Industrials / Security & Protection Services

Sector: Industrials
Industry: Security & Protection Services
CEO: Kevin S. Buchel

View full financials

NSSC PE Ratio Metrics

PE RATIO

30.29

PE RATIO AVG TTM

34.03

PE RATIO AVG 3Y

31.45

PE RATIO AVG 5Y

39.17

PE RATIO AVG 10Y

39.07

PE RATIO AVG 15Y

32.96

PE RATIO AVG 20Y

30.07

CURRENT VS TTM AVG

-10.99%

CURRENT VS 3Y AVG

-3.69%

CURRENT VS 5Y AVG

-22.67%

CURRENT VS 10Y AVG

-22.46%

CURRENT VS 15Y AVG

-8.11%

CURRENT VS 20Y AVG

+0.73%

SECTOR MEDIAN · INDUSTRIALS

26.77

median of 215 covered companies

CURRENT VS SECTOR MEDIAN

+13.15%

vs the sector median at left

NAME	MARKET CAP	PE RATIO	TTM	3Y	5Y
Napco Security Technologies, Inc. (NSSC)	$1.30B	30.29	34.03	31.45	39.17
Capital Clean Energy Carriers Corp. (CCEC)vs ›	$1.26B	N/A	N/A	N/A	N/A
Gibraltar Industries, Inc. (ROCK)vs ›	$1.22B	N/A	247.39	95.70	66.93
Hillman Solutions Corp. (HLMN)vs ›	$1.39B	32.55	46.47	122.41	207.40
Ameresco, Inc. (AMRC)vs ›	$1.19B	43.17	36.67	28.07	32.72
CRA International, Inc. (CRAI)vs ›	$1.11B	22.84	21.80	24.61	21.98
Power Solutions International, Inc. (PSIX)vs ›	$1.10B	16.15	12.64	10.58	9.71
American Superconductor Corporation (AMSC)vs ›	$1.51B	10.26	42.56	117.00	117.00
T1 Energy Inc (TE)vs ›	$1.08B	N/A	114.81	114.81	114.81
ICF International, Inc. (ICFI)vs ›	$1.52B	17.42	15.90	22.83	25.59

NAME

MARKET CAP

PE RATIO

TTM

Napco Security Technologies, Inc. (NSSC)

$1.30B

30.29

34.03

31.45

39.17

Capital Clean Energy Carriers Corp. (CCEC)vs ›

$1.26B

N/A

Gibraltar Industries, Inc. (ROCK)vs ›

$1.22B

N/A

247.39

95.70

66.93

Hillman Solutions Corp. (HLMN)vs ›

$1.39B

32.55

46.47

122.41

207.40

Ameresco, Inc. (AMRC)vs ›

$1.19B

43.17

36.67

28.07

32.72

CRA International, Inc. (CRAI)vs ›

$1.11B

22.84

21.80

24.61

21.98

Power Solutions International, Inc. (PSIX)vs ›

$1.10B

16.15

12.64

10.58

9.71

American Superconductor Corporation (AMSC)vs ›

$1.51B

10.26

42.56

117.00

T1 Energy Inc (TE)vs ›

$1.08B

N/A

114.81

ICF International, Inc. (ICFI)vs ›

$1.52B

17.42

15.90

22.83

25.59

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 Napco Security Technologies, Inc. (NSSC)?

The P/E ratio for NSSC stock is 30.29.

Is Napco Security Technologies, Inc.'s P/E ratio high or low?

The P/E ratio of 30.29 is 23% below its 5-year average of 39.17, near the low end of its 5-year range (15.98–106.67).

What is the TTM average P/E ratio for Napco Security Technologies, Inc. (NSSC)?

The TTM average P/E ratio for NSSC stock is 34.03.

What is the 3Y average P/E ratio for Napco Security Technologies, Inc. (NSSC)?

The 3Y average P/E ratio for NSSC stock is 31.45.

What is the 5Y average P/E ratio for Napco Security Technologies, Inc. (NSSC)?

The 5Y average P/E ratio for NSSC stock is 39.17.

What is the 10Y average P/E ratio for Napco Security Technologies, Inc. (NSSC)?

The 10Y average P/E ratio for NSSC stock is 39.07.

What is the 15Y average P/E ratio for Napco Security Technologies, Inc. (NSSC)?

The 15Y average P/E ratio for NSSC stock is 32.96.

What is the 20Y average P/E ratio for Napco Security Technologies, Inc. (NSSC)?

The 20Y average P/E ratio for NSSC stock is 30.07.

DATE	PE RATIO
2026-10-05	30.18
2026-10-02	30.14
2026-10-01	30.16
2026-09-30	29.68
2026-09-29	29.64
2026-09-28	29.22
2026-09-25	29.72
2026-09-24	29.73
2026-09-23	29.97
2026-09-22	29.90
2026-09-21	29.85
2026-09-18	30.11
2026-09-17	29.96
2026-09-16	30.28
2026-09-15	29.96
2026-09-14	29.88
2026-09-11	30.22
2026-09-10	29.59
2026-09-09	29.92
2026-09-08	30.91
2026-09-04	30.84
2026-09-03	30.88
2026-09-02	29.71
2026-09-01	29.37
2026-08-31	30.20
2026-08-28	29.46
2026-08-27	29.40
2026-08-26	29.78
2026-08-25	30.36
2026-08-24	36.50
2026-08-21	36.98
2026-08-20	36.67
2026-08-19	36.70
2026-08-18	36.71
2026-08-17	36.95
2026-08-14	37.20
2026-08-13	37.15
2026-08-12	37.74
2026-08-11	38.46
2026-08-10	38.84
2026-08-07	40.16
2026-08-06	39.73
2026-08-05	39.17
2026-08-04	39.05
2026-08-03	36.98
2026-07-31	36.00
2026-07-30	35.31
2026-07-29	35.31
2026-07-28	36.17
2026-07-27	35.34
2026-07-24	34.70
2026-07-23	34.62
2026-07-22	34.53
2026-07-21	35.13
2026-07-20	35.00
2026-07-17	35.07
2026-07-16	35.60
2026-07-15	34.52
2026-07-14	34.85
2026-07-13	34.70
2026-07-10	35.02
2026-07-09	35.04
2026-07-08	36.97
2026-07-07	37.28
2026-07-06	38.04
2026-07-02	36.69
2026-07-01	36.76
2026-06-30	36.87
2026-06-29	36.20
2026-06-26	36.20
2026-06-25	36.33
2026-06-24	36.33
2026-06-23	36.40
2026-06-22	36.41
2026-06-18	36.30
2026-06-17	35.01
2026-06-16	36.40
2026-06-15	36.48
2026-06-12	36.14
2026-06-11	35.37
2026-06-10	34.20
2026-06-09	34.12
2026-06-08	33.99
2026-06-05	33.94
2026-06-04	34.73
2026-06-03	34.94
2026-06-02	35.15
2026-06-01	34.24
2026-05-29	36.44
2026-05-28	35.70
2026-05-27	35.11
2026-05-26	36.01
2026-05-22	36.32
2026-05-21	35.62
2026-05-20	35.65
2026-05-19	34.78
2026-05-18	35.03
2026-05-15	35.17
2026-05-14	36.43
2026-05-13	36.79
2026-05-12	37.17
2026-05-11	39.04
2026-05-08	39.63
2026-05-07	40.37
2026-05-06	40.04
2026-05-05	31.68
2026-05-04	30.01
2026-05-01	35.39
2026-04-30	35.42
2026-04-29	34.23
2026-04-28	34.58
2026-04-27	34.92
2026-04-24	34.78
2026-04-23	34.00
2026-04-22	34.31
2026-04-21	34.60
2026-04-20	34.78
2026-04-17	34.38
2026-04-16	33.86
2026-04-15	33.49
2026-04-14	33.46
2026-04-13	33.33
2026-04-10	32.39
2026-04-09	31.88
2026-04-08	32.27
2026-04-07	31.45
2026-04-06	30.48
2026-04-02	30.20
2026-04-01	29.89
2026-03-31	29.84
2026-03-30	28.71
2026-03-27	29.02
2026-03-26	29.48
2026-03-25	31.44
2026-03-24	32.38
2026-03-23	32.33
2026-03-20	30.80
2026-03-19	32.06
2026-03-18	32.24
2026-03-17	33.02
2026-03-16	32.45
2026-03-13	32.25
2026-03-12	31.93
2026-03-11	32.23
2026-03-10	32.88
2026-03-09	32.61
2026-03-06	31.18
2026-03-05	32.27
2026-03-04	33.01
2026-03-03	32.75
2026-03-02	33.84
2026-02-27	35.31
2026-02-26	35.34
2026-02-25	35.78
2026-02-24	34.83
2026-02-23	34.75
2026-02-20	34.74
2026-02-19	34.08
2026-02-18	32.95
2026-02-17	33.43
2026-02-13	33.45
2026-02-12	32.27
2026-02-11	32.58
2026-02-10	32.30
2026-02-09	32.59
2026-02-06	33.07
2026-02-05	32.93
2026-02-04	33.13
2026-02-03	33.14
2026-02-02	33.62
2026-01-30	30.24
2026-01-29	31.39
2026-01-28	31.57
2026-01-27	31.54
2026-01-26	31.84
2026-01-23	31.58
2026-01-22	32.52
2026-01-21	31.27
2026-01-20	31.19
2026-01-16	31.64
2026-01-15	32.39
2026-01-14	32.37
2026-01-13	32.37
2026-01-12	34.77
2026-01-09	34.55
2026-01-08	34.63
2026-01-07	33.69
2026-01-06	34.57
2026-01-05	33.85
2026-01-02	33.92
2025-12-31	34.18
2025-12-30	34.43
2025-12-29	34.47
2025-12-26	35.05
2025-12-24	34.38
2025-12-23	34.58
2025-12-22	34.73
2025-12-19	35.25
2025-12-18	35.91
2025-12-17	35.25
2025-12-16	34.77
2025-12-15	34.02
2025-12-12	34.50
2025-12-11	35.31
2025-12-10	34.49
2025-12-09	33.96
2025-12-08	34.51
2025-12-05	33.86
2025-12-04	33.55
2025-12-03	33.62
2025-12-02	32.69
2025-12-01	30.99
2025-11-28	33.11
2025-11-26	33.41
2025-11-25	33.23
2025-11-24	31.79
2025-11-21	31.61
2025-11-20	31.15
2025-11-19	32.45
2025-11-18	32.21
2025-11-17	32.97
2025-11-14	33.07
2025-11-13	33.11
2025-11-12	34.39
2025-11-11	34.08
2025-11-10	34.71
2025-11-07	34.54
2025-11-06	35.10
2025-11-05	36.39
2025-11-04	33.89
2025-11-03	34.54
2025-10-31	37.42
2025-10-30	37.10
2025-10-29	37.08
2025-10-28	37.29
2025-10-27	37.37
2025-10-24	37.36
2025-10-23	37.23
2025-10-22	36.81
2025-10-21	37.08
2025-10-20	37.12
2025-10-17	36.75
2025-10-16	36.60
2025-10-15	36.86
2025-10-14	36.42
2025-10-13	36.10
2025-10-10	35.54
2025-10-09	36.35
2025-10-08	37.21
2025-10-07	36.53
2025-10-06	36.88
2025-10-03	36.14
2025-10-02	36.19
2025-10-01	36.20
2025-09-30	36.40
2025-09-29	36.01
2025-09-26	36.56
2025-09-25	36.51
2025-09-24	36.80
2025-09-23	36.57

DATE

PE RATIO

2026-10-05

30.18

2026-10-02

30.14

2026-10-01

30.16

2026-09-30

29.68

2026-09-29

29.64

2026-09-28

29.22

2026-09-25

29.72

2026-09-24

29.73

2026-09-23

29.97

2026-09-22

29.90

2026-09-21

29.85

2026-09-18

30.11

2026-09-17

29.96

2026-09-16

30.28

2026-09-15

29.96

2026-09-14

29.88

2026-09-11

30.22

2026-09-10

29.59

2026-09-09

29.92

2026-09-08

30.91

2026-09-04

30.84

2026-09-03

30.88

2026-09-02

29.71

2026-09-01

29.37

2026-08-31

30.20

2026-08-28

29.46

2026-08-27

29.40

2026-08-26

29.78

2026-08-25

30.36

2026-08-24

36.50

2026-08-21

36.98

2026-08-20

36.67

2026-08-19

36.70

2026-08-18

36.71

2026-08-17

36.95

2026-08-14

37.20

2026-08-13

37.15

2026-08-12

37.74

2026-08-11

38.46

2026-08-10

38.84

2026-08-07

40.16

2026-08-06

39.73

2026-08-05

39.17

2026-08-04

39.05

2026-08-03

36.98

2026-07-31

36.00

2026-07-30

35.31

2026-07-29

35.31

2026-07-28

36.17

2026-07-27

35.34

2026-07-24

34.70

2026-07-23

34.62

2026-07-22

34.53

2026-07-21

35.13

2026-07-20

35.00

2026-07-17

35.07

2026-07-16

35.60

2026-07-15

34.52

2026-07-14

34.85

2026-07-13

34.70

2026-07-10

35.02

2026-07-09

35.04

2026-07-08

36.97

2026-07-07

37.28

2026-07-06

38.04

2026-07-02

36.69

2026-07-01

36.76

2026-06-30

36.87

2026-06-29

36.20

2026-06-26

36.20

2026-06-25

36.33

2026-06-24

36.33

2026-06-23

36.40

2026-06-22

36.41

2026-06-18

36.30

2026-06-17

35.01

2026-06-16

36.40

2026-06-15

36.48

2026-06-12

36.14

2026-06-11

35.37

2026-06-10

34.20

2026-06-09

34.12

2026-06-08

33.99

2026-06-05

33.94

2026-06-04

34.73

2026-06-03

34.94

2026-06-02

35.15

2026-06-01

34.24

2026-05-29

36.44

2026-05-28

35.70

2026-05-27

35.11

2026-05-26

36.01

2026-05-22

36.32

2026-05-21

35.62

2026-05-20

35.65

2026-05-19

34.78

2026-05-18

35.03

2026-05-15

35.17

2026-05-14

36.43

2026-05-13

36.79

2026-05-12

37.17

2026-05-11

39.04

2026-05-08

39.63

2026-05-07

40.37

2026-05-06

40.04

2026-05-05

31.68

2026-05-04

30.01

2026-05-01

35.39

2026-04-30

35.42

2026-04-29

34.23

2026-04-28

34.58

2026-04-27

34.92

2026-04-24

34.78

2026-04-23

34.00

2026-04-22

34.31

2026-04-21

34.60

2026-04-20

34.78

2026-04-17

34.38

2026-04-16

33.86

2026-04-15

33.49

2026-04-14

33.46

2026-04-13

33.33

2026-04-10

32.39

2026-04-09

31.88

2026-04-08

32.27

2026-04-07

31.45

2026-04-06

30.48

2026-04-02

30.20

2026-04-01

29.89

2026-03-31

29.84

2026-03-30

28.71

2026-03-27

29.02

2026-03-26

29.48

2026-03-25

31.44

2026-03-24

32.38

2026-03-23

32.33

2026-03-20

30.80

2026-03-19

32.06

2026-03-18

32.24

2026-03-17

33.02

2026-03-16

32.45

2026-03-13

32.25

2026-03-12

31.93

2026-03-11

32.23

2026-03-10

32.88

2026-03-09

32.61

2026-03-06

31.18

2026-03-05

32.27

2026-03-04

33.01

2026-03-03

32.75

2026-03-02

33.84

2026-02-27

35.31

2026-02-26

35.34

2026-02-25

35.78

2026-02-24

34.83

2026-02-23

34.75

2026-02-20

34.74

2026-02-19

34.08

2026-02-18

32.95

2026-02-17

33.43

2026-02-13

33.45

2026-02-12

32.27

2026-02-11

32.58

2026-02-10

32.30

2026-02-09

32.59

2026-02-06

33.07

2026-02-05

32.93

2026-02-04

33.13

2026-02-03

33.14

2026-02-02

33.62

2026-01-30

30.24

2026-01-29

31.39

2026-01-28

31.57

2026-01-27

31.54

2026-01-26

31.84

2026-01-23

31.58

2026-01-22

32.52

2026-01-21

31.27

2026-01-20

31.19

2026-01-16

31.64

2026-01-15

32.39

2026-01-14

32.37

2026-01-13

32.37

2026-01-12

34.77

2026-01-09

34.55

2026-01-08

34.63

2026-01-07

33.69

2026-01-06

34.57

2026-01-05

33.85

2026-01-02

33.92

2025-12-31

34.18

2025-12-30

34.43

2025-12-29

34.47

2025-12-26

35.05

2025-12-24

34.38

2025-12-23

34.58

2025-12-22

34.73

2025-12-19

35.25

2025-12-18

35.91

2025-12-17

35.25

2025-12-16

34.77

2025-12-15

34.02

2025-12-12

34.50

2025-12-11

35.31

2025-12-10

34.49

2025-12-09

33.96

2025-12-08

34.51

2025-12-05

33.86

2025-12-04

33.55

2025-12-03

33.62

2025-12-02

32.69

2025-12-01

30.99

2025-11-28

33.11

2025-11-26

33.41

2025-11-25

33.23

2025-11-24

31.79

2025-11-21

31.61

2025-11-20

31.15

2025-11-19

32.45

2025-11-18

32.21

2025-11-17

32.97

2025-11-14

33.07

2025-11-13

33.11

2025-11-12

34.39

2025-11-11

34.08

2025-11-10

34.71

2025-11-07

34.54

2025-11-06

35.10

2025-11-05

36.39

2025-11-04

33.89

2025-11-03

34.54

2025-10-31

37.42

2025-10-30

37.10

2025-10-29

37.08

2025-10-28

37.29

2025-10-27

37.37

2025-10-24

37.36

2025-10-23

37.23

2025-10-22

36.81

2025-10-21

37.08

2025-10-20

37.12

2025-10-17

36.75

2025-10-16

36.60

2025-10-15

36.86

2025-10-14

36.42

2025-10-13

36.10

2025-10-10

35.54

2025-10-09

36.35

2025-10-08

37.21

2025-10-07

36.53

2025-10-06

36.88

2025-10-03

36.14

2025-10-02

36.19

2025-10-01

36.20

2025-09-30

36.40

2025-09-29

36.01

2025-09-26

36.56

2025-09-25

36.51

2025-09-24

36.80

2025-09-23

36.57

PE Ratio: 30.29

NSSC PE Ratio Chart

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