OSI Systems (OSIS) PE Ratio: History & Chart

OSI Systems, Inc.(OSIS)

Hardware, Equipment & Parts · Hawthorne, CA

$198.41+0.54 (+0.27%)

Delayed quote: Oct 6, 2026, 12:30 PM EDT

About OSI Systems, Inc.

OSI Systems, Inc. (OSIS) is a global company specializing in the design and production of advanced electronic systems and components. Its operations are structured across three distinct business segments: Security, Healthcare, and Optoelectronics and Manufacturing. The Security division focuses on comprehensive screening and detection technologies. This includes systems for inspecting luggage, packages, cargo, vehicles, and individuals, alongside solutions for radiation, explosive, and narcotics detection. Key product lines are marketed under names such as Rapiscan Systems, AS&E, and Gatekeeper. Beyond hardware, the segment delivers integrated security screening services, including site planning, installation, user training, and ongoing technical support, with dedicated solutions offered via the S2 brand. Within the Healthcare segment, the company provides patient monitoring and diagnostic cardiology systems, complete with necessary supplies and accessories. These critical care solutions, branded predominantly as Spacelabs, are deployed in a range of medical environments, including hospitals (specifically critical care, emergency rooms, and surgical areas), physicians' offices, medical clinics, and ambulatory surgery centers. The Optoelectronics and Manufacturing segment supplies various optoelectronic devices, marketed under brand names such as OSI Optoelectronics, OSI LaserDiode, OSI Laserscan, Semicoa, and Advanced Photonix. These devices cater to diverse high-tech sectors including aerospace, defense, avionics, medical imaging and diagnostics, biochemical analysis, pharmaceuticals, nanotechnology, telecommunications, construction, and homeland security. Additionally, it provides electronics manufacturing services (EMS) to both original equipment manufacturers (OEMs) and direct end-users, serving applications in medical, automotive, defense, aerospace, industrial, and consumer sectors through brands like OSI Electronics, APlus Products, Altaflex, and PFC. This segment also produces LCD displays for medical, industrial, and consumer electronics, along with flexible circuits tailored for OEM clients. Further expanding its offerings, the segment develops laser-based remote sensing technology, notably under the OSI Laserscan and Autosense brands, to identify and categorize vehicles in toll collection and traffic management systems. It also manufactures solid-state laser products, specifically for aerospace, defense, telecommunications, and medical applications, marketed under the OSI LaserDiode name. Established in 1987, OSI Systems is headquartered in Hawthorne, California.

Hawthorne, CA

7,806 employees

www.osi-systems.com

Technology / Hardware, Equipment & Parts

Sector: Technology
Industry: Hardware, Equipment & Parts
CEO: Ajay Mehra

View full financials

OSIS PE Ratio Metrics

PE RATIO

22.17

PE RATIO AVG TTM

28.14

PE RATIO AVG 3Y

24.54

PE RATIO AVG 5Y

21.94

PE RATIO AVG 10Y

24.31

PE RATIO AVG 15Y

25.42

PE RATIO AVG 20Y

25.54

CURRENT VS TTM AVG

-21.23%

CURRENT VS 3Y AVG

-9.64%

CURRENT VS 5Y AVG

+1.04%

CURRENT VS 10Y AVG

-8.79%

CURRENT VS 15Y AVG

-12.78%

CURRENT VS 20Y AVG

-13.19%

SECTOR MEDIAN · TECHNOLOGY

35.35

median of 281 covered companies

CURRENT VS SECTOR MEDIAN

-37.28%

vs the sector median at left

NAME	MARKET CAP	PE RATIO	TTM	3Y	5Y
OSI Systems, Inc. (OSIS)	$3.27B	22.17	28.14	24.54	21.94
Ouster, Inc. (OUST)vs ›	$3.26B	N/A	N/A	N/A	N/A
Ultra Clean Holdings, Inc. (UCTT)vs ›	$3.25B	N/A	235.28	138.92	71.13
Aehr Test Systems (AEHR)vs ›	$3.24B	N/A	13.87	42.99	63.48
Navitas Semiconductor Corp (NVTS)vs ›	$3.20B	N/A	10.75	10.75	10.75
Life360, Inc. (LIF)vs ›	$3.35B	23.90	100.94	225.79	225.79
Extreme Networks, Inc. (EXTR)vs ›	$3.18B	78.71	217.86	143.28	109.48
Veeco Instruments Inc. (VECO)vs ›	$3.40B	153.65	87.73	48.68	44.16
AvePoint, Inc. (AVPT)vs ›	$3.14B	47.18	55.94	55.94	55.94
Bel Fuse Inc. (BELFB)vs ›	$3.14B	64.75	51.03	28.48	20.72

NAME

MARKET CAP

PE RATIO

TTM

OSI Systems, Inc. (OSIS)

$3.27B

22.17

28.14

24.54

21.94

Ouster, Inc. (OUST)vs ›

$3.26B

N/A

Ultra Clean Holdings, Inc. (UCTT)vs ›

$3.25B

N/A

235.28

138.92

71.13

Aehr Test Systems (AEHR)vs ›

$3.24B

N/A

13.87

42.99

63.48

Navitas Semiconductor Corp (NVTS)vs ›

$3.20B

N/A

10.75

Life360, Inc. (LIF)vs ›

$3.35B

23.90

100.94

225.79

Extreme Networks, Inc. (EXTR)vs ›

$3.18B

78.71

217.86

143.28

109.48

Veeco Instruments Inc. (VECO)vs ›

$3.40B

153.65

87.73

48.68

44.16

AvePoint, Inc. (AVPT)vs ›

$3.14B

47.18

55.94

Bel Fuse Inc. (BELFB)vs ›

$3.14B

64.75

51.03

28.48

20.72

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 OSI Systems, Inc. (OSIS)?

The P/E ratio for OSIS stock is 22.17.

Is OSI Systems, Inc.'s P/E ratio high or low?

The P/E ratio of 22.17 is in line with its 5-year average of 21.94, around the middle of its 5-year range (10.93–35.07).

What is the TTM average P/E ratio for OSI Systems, Inc. (OSIS)?

The TTM average P/E ratio for OSIS stock is 28.14.

What is the 3Y average P/E ratio for OSI Systems, Inc. (OSIS)?

The 3Y average P/E ratio for OSIS stock is 24.54.

What is the 5Y average P/E ratio for OSI Systems, Inc. (OSIS)?

The 5Y average P/E ratio for OSIS stock is 21.94.

What is the 10Y average P/E ratio for OSI Systems, Inc. (OSIS)?

The 10Y average P/E ratio for OSIS stock is 24.31.

What is the 15Y average P/E ratio for OSI Systems, Inc. (OSIS)?

The 15Y average P/E ratio for OSIS stock is 25.42.

What is the 20Y average P/E ratio for OSI Systems, Inc. (OSIS)?

The 20Y average P/E ratio for OSIS stock is 25.54.

DATE	PE RATIO
2026-10-05	22.11
2026-10-02	21.99
2026-10-01	21.97
2026-09-30	21.72
2026-09-29	21.49
2026-09-28	21.57
2026-09-25	22.04
2026-09-24	22.49
2026-09-23	22.68
2026-09-22	22.44
2026-09-21	22.39
2026-09-18	22.09
2026-09-17	22.39
2026-09-16	22.54
2026-09-15	22.64
2026-09-14	22.34
2026-09-11	22.83
2026-09-10	22.49
2026-09-09	22.07
2026-09-08	22.82
2026-09-04	22.81
2026-09-03	23.09
2026-09-02	23.10
2026-09-01	23.30
2026-08-31	23.23
2026-08-28	23.09
2026-08-27	23.56
2026-08-26	23.58
2026-08-25	22.80
2026-08-24	22.80
2026-08-21	23.60
2026-08-20	24.90
2026-08-19	25.22
2026-08-18	24.97
2026-08-17	26.24
2026-08-14	26.06
2026-08-13	26.09
2026-08-12	26.43
2026-08-11	26.62
2026-08-10	26.55
2026-08-07	26.97
2026-08-06	27.07
2026-08-05	26.84
2026-08-04	27.01
2026-08-03	25.75
2026-07-31	25.27
2026-07-30	25.11
2026-07-29	24.43
2026-07-28	25.19
2026-07-27	24.81
2026-07-24	24.74
2026-07-23	24.47
2026-07-22	23.95
2026-07-21	24.00
2026-07-20	24.03
2026-07-17	24.28
2026-07-16	24.68
2026-07-15	24.92
2026-07-14	24.09
2026-07-13	24.34
2026-07-10	24.72
2026-07-09	24.73
2026-07-08	24.82
2026-07-07	24.97
2026-07-06	25.21
2026-07-02	25.32
2026-07-01	24.53
2026-06-30	24.97
2026-06-29	24.34
2026-06-26	24.92
2026-06-25	24.99
2026-06-24	24.40
2026-06-23	24.62
2026-06-22	25.03
2026-06-18	25.43
2026-06-17	24.83
2026-06-16	25.19
2026-06-15	25.31
2026-06-12	25.75
2026-06-11	26.37
2026-06-10	24.88
2026-06-09	24.59
2026-06-08	24.03
2026-06-05	22.57
2026-06-04	24.27
2026-06-03	24.37
2026-06-02	24.20
2026-06-01	24.36
2026-05-29	24.74
2026-05-28	25.25
2026-05-27	24.83
2026-05-26	25.22
2026-05-22	25.35
2026-05-21	23.73
2026-05-20	24.13
2026-05-19	23.86
2026-05-18	23.72
2026-05-15	23.45
2026-05-14	24.64
2026-05-13	24.94
2026-05-12	25.96
2026-05-11	26.47
2026-05-08	26.35
2026-05-07	27.52
2026-05-06	27.43
2026-05-05	26.80
2026-05-04	32.04
2026-05-01	31.99
2026-04-30	32.49
2026-04-29	31.92
2026-04-28	32.54
2026-04-27	32.99
2026-04-24	33.14
2026-04-23	32.43
2026-04-22	33.13
2026-04-21	33.62
2026-04-20	35.02
2026-04-17	35.07
2026-04-16	34.10
2026-04-15	34.64
2026-04-14	33.62
2026-04-13	33.69
2026-04-10	33.23
2026-04-09	33.35
2026-04-08	32.67
2026-04-07	31.21
2026-04-06	31.07
2026-04-02	30.36
2026-04-01	29.85
2026-03-31	30.07
2026-03-30	29.98
2026-03-27	30.84
2026-03-26	31.11
2026-03-25	32.23
2026-03-24	32.31
2026-03-23	32.74
2026-03-20	31.08
2026-03-19	32.22
2026-03-18	30.57
2026-03-17	30.47
2026-03-16	31.52
2026-03-13	30.68
2026-03-12	31.20
2026-03-11	31.65
2026-03-10	31.60
2026-03-09	31.95
2026-03-06	30.27
2026-03-05	31.03
2026-03-04	32.68
2026-03-03	32.49
2026-03-02	32.47
2026-02-27	32.30
2026-02-26	32.83
2026-02-25	33.44
2026-02-24	33.73
2026-02-23	33.26
2026-02-20	33.17
2026-02-19	32.40
2026-02-18	31.03
2026-02-17	29.96
2026-02-13	30.42
2026-02-12	30.01
2026-02-11	30.26
2026-02-10	31.04
2026-02-09	31.12
2026-02-06	30.72
2026-02-05	29.24
2026-02-04	28.66
2026-02-03	28.99
2026-02-02	28.62
2026-01-30	28.33
2026-01-29	30.55
2026-01-28	30.73
2026-01-27	31.37
2026-01-26	31.14
2026-01-23	31.14
2026-01-22	32.55
2026-01-21	32.81
2026-01-20	32.62
2026-01-16	33.07
2026-01-15	32.93
2026-01-14	32.46
2026-01-13	31.11
2026-01-12	30.48
2026-01-09	31.59
2026-01-08	31.67
2026-01-07	31.11
2026-01-06	32.23
2026-01-05	30.73
2026-01-02	28.94
2025-12-31	28.89
2025-12-30	29.78
2025-12-29	30.60
2025-12-26	30.56
2025-12-24	30.54
2025-12-23	30.23
2025-12-22	31.17
2025-12-19	29.96
2025-12-18	30.24
2025-12-17	29.71
2025-12-16	29.75
2025-12-15	29.71
2025-12-12	29.38
2025-12-11	30.11
2025-12-10	29.72
2025-12-09	29.48
2025-12-08	29.74
2025-12-05	30.12
2025-12-04	30.69
2025-12-03	30.94
2025-12-02	30.14
2025-12-01	30.40
2025-11-28	30.67
2025-11-26	30.75
2025-11-25	30.27
2025-11-24	29.03
2025-11-21	28.44
2025-11-20	26.50
2025-11-19	26.93
2025-11-18	28.46
2025-11-17	30.24
2025-11-14	30.98
2025-11-13	30.90
2025-11-12	32.10
2025-11-11	32.50
2025-11-10	32.34
2025-11-07	32.26
2025-11-06	31.97
2025-11-05	31.89
2025-11-04	31.43
2025-11-03	31.83
2025-10-31	31.54
2025-10-30	28.03
2025-10-29	28.66
2025-10-28	28.84
2025-10-27	29.20
2025-10-24	28.86
2025-10-23	28.45
2025-10-22	27.95
2025-10-21	28.95
2025-10-20	29.21
2025-10-17	28.10
2025-10-16	28.36
2025-10-15	29.50
2025-10-14	28.76
2025-10-13	28.41
2025-10-10	27.76
2025-10-09	28.69
2025-10-08	28.58
2025-10-07	28.66
2025-10-06	28.87
2025-10-03	28.88
2025-10-02	28.51
2025-10-01	28.24
2025-09-30	28.65
2025-09-29	27.36
2025-09-26	27.17
2025-09-25	26.62
2025-09-24	26.16
2025-09-23	27.22

DATE

PE RATIO

2026-10-05

22.11

2026-10-02

21.99

2026-10-01

21.97

2026-09-30

21.72

2026-09-29

21.49

2026-09-28

21.57

2026-09-25

22.04

2026-09-24

22.49

2026-09-23

22.68

2026-09-22

22.44

2026-09-21

22.39

2026-09-18

22.09

2026-09-17

22.39

2026-09-16

22.54

2026-09-15

22.64

2026-09-14

22.34

2026-09-11

22.83

2026-09-10

22.49

2026-09-09

22.07

2026-09-08

22.82

2026-09-04

22.81

2026-09-03

23.09

2026-09-02

23.10

2026-09-01

23.30

2026-08-31

23.23

2026-08-28

23.09

2026-08-27

23.56

2026-08-26

23.58

2026-08-25

22.80

2026-08-24

22.80

2026-08-21

23.60

2026-08-20

24.90

2026-08-19

25.22

2026-08-18

24.97

2026-08-17

26.24

2026-08-14

26.06

2026-08-13

26.09

2026-08-12

26.43

2026-08-11

26.62

2026-08-10

26.55

2026-08-07

26.97

2026-08-06

27.07

2026-08-05

26.84

2026-08-04

27.01

2026-08-03

25.75

2026-07-31

25.27

2026-07-30

25.11

2026-07-29

24.43

2026-07-28

25.19

2026-07-27

24.81

2026-07-24

24.74

2026-07-23

24.47

2026-07-22

23.95

2026-07-21

24.00

2026-07-20

24.03

2026-07-17

24.28

2026-07-16

24.68

2026-07-15

24.92

2026-07-14

24.09

2026-07-13

24.34

2026-07-10

24.72

2026-07-09

24.73

2026-07-08

24.82

2026-07-07

24.97

2026-07-06

25.21

2026-07-02

25.32

2026-07-01

24.53

2026-06-30

24.97

2026-06-29

24.34

2026-06-26

24.92

2026-06-25

24.99

2026-06-24

24.40

2026-06-23

24.62

2026-06-22

25.03

2026-06-18

25.43

2026-06-17

24.83

2026-06-16

25.19

2026-06-15

25.31

2026-06-12

25.75

2026-06-11

26.37

2026-06-10

24.88

2026-06-09

24.59

2026-06-08

24.03

2026-06-05

22.57

2026-06-04

24.27

2026-06-03

24.37

2026-06-02

24.20

2026-06-01

24.36

2026-05-29

24.74

2026-05-28

25.25

2026-05-27

24.83

2026-05-26

25.22

2026-05-22

25.35

2026-05-21

23.73

2026-05-20

24.13

2026-05-19

23.86

2026-05-18

23.72

2026-05-15

23.45

2026-05-14

24.64

2026-05-13

24.94

2026-05-12

25.96

2026-05-11

26.47

2026-05-08

26.35

2026-05-07

27.52

2026-05-06

27.43

2026-05-05

26.80

2026-05-04

32.04

2026-05-01

31.99

2026-04-30

32.49

2026-04-29

31.92

2026-04-28

32.54

2026-04-27

32.99

2026-04-24

33.14

2026-04-23

32.43

2026-04-22

33.13

2026-04-21

33.62

2026-04-20

35.02

2026-04-17

35.07

2026-04-16

34.10

2026-04-15

34.64

2026-04-14

33.62

2026-04-13

33.69

2026-04-10

33.23

2026-04-09

33.35

2026-04-08

32.67

2026-04-07

31.21

2026-04-06

31.07

2026-04-02

30.36

2026-04-01

29.85

2026-03-31

30.07

2026-03-30

29.98

2026-03-27

30.84

2026-03-26

31.11

2026-03-25

32.23

2026-03-24

32.31

2026-03-23

32.74

2026-03-20

31.08

2026-03-19

32.22

2026-03-18

30.57

2026-03-17

30.47

2026-03-16

31.52

2026-03-13

30.68

2026-03-12

31.20

2026-03-11

31.65

2026-03-10

31.60

2026-03-09

31.95

2026-03-06

30.27

2026-03-05

31.03

2026-03-04

32.68

2026-03-03

32.49

2026-03-02

32.47

2026-02-27

32.30

2026-02-26

32.83

2026-02-25

33.44

2026-02-24

33.73

2026-02-23

33.26

2026-02-20

33.17

2026-02-19

32.40

2026-02-18

31.03

2026-02-17

29.96

2026-02-13

30.42

2026-02-12

30.01

2026-02-11

30.26

2026-02-10

31.04

2026-02-09

31.12

2026-02-06

30.72

2026-02-05

29.24

2026-02-04

28.66

2026-02-03

28.99

2026-02-02

28.62

2026-01-30

28.33

2026-01-29

30.55

2026-01-28

30.73

2026-01-27

31.37

2026-01-26

31.14

2026-01-23

31.14

2026-01-22

32.55

2026-01-21

32.81

2026-01-20

32.62

2026-01-16

33.07

2026-01-15

32.93

2026-01-14

32.46

2026-01-13

31.11

2026-01-12

30.48

2026-01-09

31.59

2026-01-08

31.67

2026-01-07

31.11

2026-01-06

32.23

2026-01-05

30.73

2026-01-02

28.94

2025-12-31

28.89

2025-12-30

29.78

2025-12-29

30.60

2025-12-26

30.56

2025-12-24

30.54

2025-12-23

30.23

2025-12-22

31.17

2025-12-19

29.96

2025-12-18

30.24

2025-12-17

29.71

2025-12-16

29.75

2025-12-15

29.71

2025-12-12

29.38

2025-12-11

30.11

2025-12-10

29.72

2025-12-09

29.48

2025-12-08

29.74

2025-12-05

30.12

2025-12-04

30.69

2025-12-03

30.94

2025-12-02

30.14

2025-12-01

30.40

2025-11-28

30.67

2025-11-26

30.75

2025-11-25

30.27

2025-11-24

29.03

2025-11-21

28.44

2025-11-20

26.50

2025-11-19

26.93

2025-11-18

28.46

2025-11-17

30.24

2025-11-14

30.98

2025-11-13

30.90

2025-11-12

32.10

2025-11-11

32.50

2025-11-10

32.34

2025-11-07

32.26

2025-11-06

31.97

2025-11-05

31.89

2025-11-04

31.43

2025-11-03

31.83

2025-10-31

31.54

2025-10-30

28.03

2025-10-29

28.66

2025-10-28

28.84

2025-10-27

29.20

2025-10-24

28.86

2025-10-23

28.45

2025-10-22

27.95

2025-10-21

28.95

2025-10-20

29.21

2025-10-17

28.10

2025-10-16

28.36

2025-10-15

29.50

2025-10-14

28.76

2025-10-13

28.41

2025-10-10

27.76

2025-10-09

28.69

2025-10-08

28.58

2025-10-07

28.66

2025-10-06

28.87

2025-10-03

28.88

2025-10-02

28.51

2025-10-01

28.24

2025-09-30

28.65

2025-09-29

27.36

2025-09-26

27.17

2025-09-25

26.62

2025-09-24

26.16

2025-09-23

27.22

PE Ratio: 22.17

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