LB Semicon Inc is a Korea-based company primarily engaged in semiconductor back-end processing services. The Company provides bumping, packaging and testing services for non-memory semiconductors, including display driver integrated circuits (DDIs), smartphone application processors (APs), power management integrated circuits (PMICs), as well as image sensors (CIS). In addition, the Company is involved in the battery recycling business, including the extraction of cathode material raw materials used in secondary batteries.

Employees

1,498

Sector

Semiconductor Equipment & Testing

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Quotes

Date	Price	Change	Volume
26-10-29	₩3,205.00	-2.14%	265,474
26-10-28	₩3,275.00	+3.15%	400,197
26-10-27	₩3,175.00	+4.96%	254,488
26-10-26	₩3,025.00	-3.66%	289,595
26-10-23	₩3,140.00	0.00%	310,588

End-of-day quote Korea S.E.

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End-of-day quote Korea S.E. 2026-10-29			5-day change	1st Jan Change
3,205.00 ^KRW	-2.14%		-3.90%	-26.24%

02-13	LB Semicon Q4 operating loss 26.2 billion won	RE
12-08	LB Semicon to divest 3.3 billion won worth of own shares	RE

Market Cap	181B 135M 121M 112M 101M 189M 12.87B 192M 1.33B 532M 6.74B 507M 496M 21.34B	P/E 2024	-7.02x	P/E 2025	-1.6x
Enterprise Value	459B 342M 307M 283M 256M 479M 32.62B 487M 3.38B 1.35B 17.07B 1.29B 1.26B 54.06B	EV / Sales 2024	1.03x	EV / Sales 2025	1.09x
Free-Float	66.74%	Yield 2024 *	-	Yield 2025	-

02-13	LB Semicon Q4 operating loss 26.2 billion won	RE
12-08	LB Semicon to divest 3.3 billion won worth of own shares	RE
25-10-29	LB Semicon Inc. announced that it has received KRW 60 billion in funding	CI
25-10-19	LB Semicon Inc. announced that it expects to receive KRW 60 billion in funding	CI
25-07-15	SK Keyfoundry, in Collaboration with LB Semicon, Co-Develops Direct RDL to Advance Semiconductor Packaging and Strengthen Competitiveness in Automotive High-Performance Semiconductors	CI
25-02-13	LB Semicon Inc. announced that it has received KRW 14.5 billion in funding from NH Investment & Securities Co., Ltd., Shinhan Capital Co., Ltd., Shinhan Investment & Securities Co., Ltd. and other investors	CI
25-02-11	LB Semicon Inc. announced that it expects to receive KRW 14.5 billion in funding from NH Investment & Securities Co., Ltd., Shinhan Capital Co., Ltd., Shinhan Investment & Securities Co., Ltd. and other investors	CI
24-10-17	LB Semicon Inc. agreed to acquire remaining 51.22% stake in LB Lusem Co., Ltd. for KRW 56.6 billion.	CI
23-07-30	LB Semicon Inc. agreed to acquire a 60% stake in Gene Sung Re-Tech Co., Ltd for KRW 12 billion.	CI
23-03-16	LB Semicon Inc. Reports Earnings Results for the Full Year Ended December 31, 2022	CI
18-02-26	LB Semicon Inc. completed the acquisition of 67.96% stake in LUSEM Co., Ltd. from LG Corp..	CI
17-11-29	LB Semicon Inc. agreed to acquire a 67.96% stake in LUSEM Co., Ltd. from LG Corp. for KRW 75 billion.	CI
16-09-19	LB Semicon Inc.(KOSDAQ:A061970) added to S&P Global BMI Index	CI

1 day	-2.14%
1 week	-3.90%
Current month	-28.70%
1 month	-27.65%
3 months	-17.82%
6 months	-52.38%
Current year	-26.24%

LB Semicon Inc. Stock

Stocks

A061970

KR7061970000

Semiconductor Equipment & Testing

Valuation: LB Semicon Inc.

Chart: LB Semicon Inc.

Latest news: LB Semicon Inc.

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Managers and Directors: LB Semicon Inc.

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Other Semiconductor Equipment & Testing

Financials

Company Profile

Quotes

Annual profits - Rate of surprise

1 week	2,990	3,325
1 month	2,990	4,960
Current year	2,885	7,120
1 year	2,885	7,120
3 years	2,835	9,630
5 years	2,835	13,950
10 years	2,260	16,250

Manager	Title	Age	Since
Dae-Kyo Lee CEO	Chief Executive Officer	58	2026-03-29
U-Jin Lee SAM	Sales & Marketing	63	-
Jun-Ho Park AUD	Comptroller/Controller/Auditor	63	2024-03-24

Director	Title	Age	Since
Bon-Chun Koo CHM	Chairman	62	2005-08-31
Bon-Wan Koo BRD	Director/Board Member	60	2016-02-29
Dae-Kyo Lee BRD	Director/Board Member	58	2026-03-29

Date	Insider	Type	Main position	Quantity	% Market Cap.	Importance
4/8/25	Bon-Wan Koo	Free	Director	288,199	0.4962%
4/2/25	Bon-Wan Koo	Others	Director	2,901,643	4.9957%

Add to a list 0 selected To use this feature you must be a member Log in Sign up	Change	5-day change	1-year change	3-year change	Capi.($)
LB SEMICON INC.	-2.14%	-3.90%	-40.09%	-48.39%	138M
ASML HOLDING N.V.	+1.02%	+0.74%	+65.84%	+168.62%	638B
APPLIED MATERIALS, INC.	+1.36%	+12.27%	+78.86%	+221.14%	330B
LAM RESEARCH CORPORATION	+0.22%	+10.53%	+58.33%	+335.58%	317B
KLA CORPORATION	+5.45%	+13.26%	+35.54%	+265.62%	207B
ADVANTEST CORPORATION	-7.21%	+6.18%	+54.20%	+758.07%	159B
TOKYO ELECTRON LIMITED	-4.10%	+1.79%	+45.91%	+143.11%	141B
ASE TECHNOLOGY HOLDING CO., LTD.	-1.73%	+4.43%	+209.05%	+501.76%	94.19B
NAURA TECHNOLOGY GROUP CO., LTD.	-2.81%	-11.35%	+16.74%	+166.63%	55.69B
TERADYNE, INC.	-5.43%	-4.06%	+70.31%	+253.33%	48.97B
Average	-2.02%	-2.10%	+59.47%	+276.55%	199.13B
Weighted average by Cap.	-0.81%	-1.10%	+66.81%	+277.15%

	2024	2025
Net sales	451B 336M 301M 278M 251M 470M 32.02B 478M 3.31B 1.32B 16.76B 1.26B 1.23B 53.07B	480B 358M 320M 296M 268M 500M 34.07B 508M 3.53B 1.41B 17.83B 1.34B 1.31B 56.48B
Net income	-22.18B -16.54M -14.82M -13.67M -12.37M -23.13M -1.58B -23.51M -163M -65.06M -824M -62.08M -60.76M -2.61B	-151B -113M -101M -92.96M -84.13M -157M -10.71B -160M -1.11B -442M -5.61B -422M -413M -17.76B
Net Debt	310B 231M 207M 191M 173M 324M 22.03B 329M 2.28B 910M 11.53B 868M 850M 36.52B	278B 207M 186M 171M 155M 290M 19.74B 295M 2.04B 815M 10.33B 778M 762M 32.73B