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Lightron Inc

KRX • Technology • Communication Equipment • Quote as of 10/30/2026
Lightron Inc stock price and volume chart

Company Profile

IndustryCommunication Equipment
SectorTechnology
ExchangeKRX
Market Capitalization363,995 mln
Float66.58 mln

Piotroski F-Score

4 / 9
Borderline

Beneish M-Score

-3.28
Reliable

Relative Strength

83 / 100
Strongly outperforming

Debt / Equity

0.17
Very low leverage

Pre-Tax Margin

-55%
Severely loss-making

ROE

-17.26
Negative

Business Description

Lightron Fiber-Optic Devices Inc. is a South Korean company based in Daejeon that designs and manufactures optical communication hardware, including a broad range of fiber-optic transceivers and related networking components. Founded in 1998, the company serves customers across wireless, cable television, and data networking markets with products supporting speeds from 10Gb/s up to 100Gb/s. Its offerings also extend to PON and telecom infrastructure solutions, making it a versatile supplier for both fixed and mobile network operators.

Key Fundamentals

EPS-220
ROE-17.26
RPS352
ROIC-14.78
ROA-12.45
EBITDA, mln-9,953
EV / EBITDA-43.97
EV / EBIT-36.19
Revenue, mln26,728
EV / Revenue16.37

Quote Details

Last 3,980.00
Change -60 (-1.49%)
Open 3,925.00
Volume 21,040,700
Turnover 83,741,982,720
Average Volume 14,057,943

Financial Ratios

Pre-Tax Profit Margin-55
Current Ratio3.57
Price / Book4.64
Price / Tangible Book5.04
Debt / Equity0.17
Price / Sales10.52

Financial Strength

Altman Z-Score10.54
Piotroski F-Score 4 / 9
Beneish M-Score-3.28
Price to Intrinsic Value32.32

Price Performance & Relative Strength

Period Price Performance Relative Strength
1 Week 17.75% 99 / 100   
1 Month -1.12% 78 / 100   
2 Months 65.83% 98 / 100   
6 Months -21.03% 57 / 100   
1 Year 388% 100 / 100   



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