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Symbols
Price
Change
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Open
High
Low
Volume
Mkt Cap
SIXB
Materials
SIXB
Materials
SIXB
-0.88%
1,100.61
-9.73
-0.88%
—1,110.341,110.371,117.241,097.84——
SIXC
Communications
SIXC
Communications
SIXC
-1.33%
612.30
-8.24
-1.33%
—620.54620.54622.67611.42——
SIXE
Energy
SIXE
Energy
SIXE
+1.40%
1,175.46
+16.26
+1.40%
—1,159.201,160.591,177.621,156.21——
SIXI
Industrials
SIXI
Industrials
SIXI
-1.39%
1,729.12
-24.32
-1.39%
—1,753.441,749.081,762.011,724.74——
SIXM
Financials
SIXM
Financials
SIXM
-0.63%
644.73
-4.07
-0.63%
—648.80649.58655.73643.68——
SIXR
Staples
SIXR
Staples
SIXR
-0.65%
827.09
-5.40
-0.65%
—832.49832.07833.09826.15——
SIXRE
Real estate
SIXRE
Real estate
SIXRE
-1.98%
214.82
-4.34
-1.98%
—219.16219.16219.19214.82——
SIXT
Technology
SIXT
Technology
SIXT
+0.06%
3,115.17
+1.81
+0.06%
—3,113.363,120.793,143.643,105.16——
SIXU
Utilities
SIXU
Utilities
SIXU
-1.75%
910.43
-16.24
-1.75%
—926.67927.99930.54910.08——
SIXV
Health care
SIXV
Health care
SIXV
-1.01%
1,474.50
-15.11
-1.01%
—1,489.611,499.051,499.051,474.35——
SIXY
Discretionary
SIXY
Discretionary
SIXY
-0.72%
2,405.87
-17.39
-0.72%
—2,423.262,438.162,443.462,399.83——
069540:KOSDAQ
Lightron Fiber-Optic Devices Inc
₩6,160.00
-5.52%
(-360.00) 1D
Apr 21, 3:30:23 PM GMT+9  ·   KRW
All symbols
SymbolPriceChange% Change
Generating top insights for 069540...
Open
₩6,590
High
₩6,820
Low
₩5,800
Mkt. cap
603.07B
Avg. vol.
29.14M
Volume
29.90M
52-wk high
₩6,820
52-wk low
₩592
EPS
-₩380
Shares outstanding
97.90M
No. of employees
67
News stories
From sources across the web
About Lightron Fiber-Optic Devices Inc
CEOCHan-Hee Park
Employees67
FoundedOct 27, 1998
Headquarters-
SectorComputer hardware
Websitelightron.co.kr
Previous reportsAll values in KRW
Loading Previous Earnings...
Income statement
Revenue
Net income
All values in KRW
Mar 2025
Jun 2025
Sep 2025
Dec 2025
Revenue
8.46B
7.98B
7.62B
7.71B
Cost of goods sold
8.16B
8.76B
7.69B
14.16B
Cost of revenue
8.16B
8.76B
7.69B
14.16B
Research and development expenses
475.07M
463.75M
448.08M
482.36M
Total research and development expenses
-
-
-
-
Selling, general, and admin expenses
1.50B
2.09B
1.43B
1.08B
Operating expense
2.56B
2.91B
2.21B
1.86B
Total operating expenses
10.72B
11.67B
9.89B
16.02B
Operating income
-2.26B
-3.69B
-2.27B
-8.31B
Other non operating income
-24.10M
-2.07B
-21.20M
271.03M
EBT including unusual items
-2.02B
-6.53B
-1.89B
-9.71B
EBT excluding unusual items
-2.45B
-6.02B
-2.86B
-8.97B
Income tax expense
-36.31M
-372.59M
-28.58M
-61.17M
Effective tax rate
1.79%
5.71%
1.51%
0.63%
Other operating expenses
6.13M
6.56M
37.40M
51.59M
Net income
-1.99B
-6.16B
-1.86B
-9.62B
Net profit margin
-23.49%
-77.17%
-24.39%
-124.72%
Earnings per share
-
-
-
-
Interest and investment income
84.45M
88.26M
47.52M
123.57M
Interest expense
-503.72M
-479.54M
-463.00M
-726.16M
Net interest expenses
-419.28M
-391.27M
-415.48M
-602.59M
Depreciation and amortization charges
84.20M
75.22M
63.52M
55.99M
EBITDA
-1.57B
-3.02B
-1.63B
-7.67B
Gain or loss from assets sale
-
869.00K
-1.68M
7.85M
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