1. South Korea Stocks

  2. •

    Electronic technology

  3. •

    Electronic production equipment
LOT Vacuum Co., Ltd.

LOT Vacuum Co., Ltd.

KKRX:083310
9,340.00
KRW
-240.00
(-2.51%)
-248.40EPS
185.81BMarket Cap
Nov 11Next Earn
2013 Y
2014 Y
2015 Y
2016 Y
2017 Y
2018 Y
2019 Y
2020 Y
2021 Y
2022 Y
2023 Y
2024 Y
2025 Y
TTM
Revenue per Share
6,456.47
6,796.85
9,870.3
9,820.15
15,878.8
12,772.98
11,507.15
12,730.36
15,623.59
22,577.23
28,952.47
16,363.29
15,413.23
15,930.15
Basic EPS, GAAP
242.56
377.72
652.71
650.79
1,930.39
1,241.18
143
253
1,211
1,486
3,273
102
-500
-267.34
Free Cash Flow per Basic Share
-86.82
807.85
-334.58
-578.94
2,572.47
-734.76
-2,880.93
1,352.37
659.14
-112.58
4,585.72
-47.7
34.8
-670.55
Dividend per Share
- -
- -
- -
- -
- -
46.76
29.5
19.78
47.61
100.31
100.01
201.06
- -
- -
Book Value per Share
4,549.56
4,985.67
5,743.28
6,393.47
8,401.32
9,279.24
9,818.4
10,104.65
11,467.83
12,896.18
15,723.23
15,761.63
15,352.19
15,196
Tangible Book Value per Share
4,036.03
4,357.71
4,776.39
5,320.54
7,369.03
8,403.6
9,050.84
9,674.54
11,078.95
11,885.62
14,915.21
15,043.18
14,676.94
14,541.01
Basic Weighted Avg Shares
13
13
13
13
13
13
13
13
17
17
16
16
16
16
Sales/Revenue/Turnover
83,758
88,476
123,884
124,059
200,745
169,314
150,246
171,239
259,597
374,197
473,028
265,969
244,893
251,934
Operating Margin (%)
4.35
6.44
8.3
6.92
13.77
11.19
-0.69
2.43
10.15
7.97
14.2
-1.57
-3.29
-2.97
Depreciation Expense
2,474
2,835
2,893
4,327
5,305
5,195
7,953
8,790
7,740
8,281
9,317
9,859
10,776
10,828
Net Income, GAAP
3,147
4,917
8,192
8,222
24,405
16,453
1,867
3,403
20,122
24,629
53,475
1,658
-7,944
-4,228
Effective Tax Rate (%)
9.54
11.08
21.31
8.83
15.01
14.11
17.87
- -
30.78
19.5
18.5
42.09
- -
- -
Profit Margin (%)
3.76
5.56
6.61
6.63
12.16
9.72
1.24
1.99
7.75
6.58
11.3
0.62
-3.24
-1.68
Working Capital
23,691
26,029
22,954
27,305
59,616
40,020
50,502
59,539
88,701
88,287
127,473
118,716
99,274
95,059
LT Debt
- -
- -
- -
- -
7,619
- -
24,979
1,941
6,619
10,218
3,357
5,128
6,566
7,475
Total Equity
60,500
65,032
73,811
82,358
107,671
123,342
126,549
162,005
193,364
211,522
260,115
256,802
243,779
241,452
Return on Invested Capital (%)
5.7
8.02
11.44
9.39
21.39
11.76
-0.51
- -
8.91
10.4
20.28
-0.83
- -
- -
Return on Capital (%)
5.37
6.85
11.17
9.71
23.06
11.82
1.41
- -
9.91
12.51
22.12
0.6
- -
- -
Return on Common Equity (%)
5.47
7.9
11.98
10.72
26.09
14.45
1.51
2.39
11.48
12.27
22.87
0.65
-3.23
-1.75

Capital Structure

KRW

•

in mil. unless spec.
Sep'25
Dec'25
Mar'26
ST Debt
13,307
12,095
14,309
LT Borrowings
5,883
4,300
4,300
LT Finance Leases
2,432
2,266
3,175
Preferred Equity and Hybrid Capital
- -
- -
- -
Shares Outstanding
16
16
16
Market Capitalization
208,291
193,614
185,807

Working Capital

KRW

•

in mil. unless spec.
Sep'25
Dec'25
Mar'26
Total Current Assets
168,531
164,413
167,478
Cash, Cash Equivalents & STI
103,365
96,733
87,507
Accounts Receivable, Net
22,725
28,028
30,848
Inventories
39,693
37,809
45,435
Total Current Liabilities
62,932
65,139
72,420
Payables & Accruals
- -
- -
- -
ST Debt
13,307
12,095
14,309
Deferred Revenue
- -
- -
- -

Growth Rates

KRW

•

in mil. unless spec.

(avg. rate of change)

10 years
5 years
1 year
Total Equity
13.29%
9.08%
-5.07%
Free Cash Flow
-500.72%
-908.92%
-171.32%
Net Income, GAAP
11.3%
-9.06%
-579.17%
Sales/Revenue/Turnover
11.95%
14.09%
-7.92%
Total Cash Common Dividend
- -
- -
- -

Quarterly Revenue

KRW

•

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2024
72,577
69,567
59,915
63,910
265,969
2025
55,587
63,218
58,555
67,533
244,893
2026
62,627
- -
- -
- -
- -

Quarterly Earnings Per Share

KRW

•

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2024
157
118
-117
-57.42
102
2025
-395
132.72
-98.43
-138.96
-500
2026
-167.42
- -
- -
- -
- -

Quarterly Dividends Per Share

KRW

•

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2024
- -
- -
- -
- -
201.06
2025
- -
- -
- -
- -
- -
2026
- -
- -
- -
- -
- -

Company Description

Company Profile APIChatGPT
CEO
Heung-Shik Oh
Full Time Employees
634
Sector
Electronic technology
Industry
Electronic production equipment
Address
1-20, Jigotjungang-ro Osan-si GY South Korea 18102
IPO Date
Oct 5, 2005
Website
lotvacuum.com
Similar Companies
Bloom Energy Corporation (NYSE:BE)
AXT Inc (NASDAQ:AXTI)
Vertiv Holdings, LLC (NYSE:VRT)
Aehr Test Systems (NASDAQ:AEHR)
Teradyne, Inc. (NASDAQ:TER)
Dixon Technologies (India) Ltd. (NSE:DIXON)
Business
LOT VACUUM Co., Ltd. manufactures and sells dry vacuum pumps and related semiconductor manufacturing equipment primarily for the semiconductor, display, solar cell, battery, and chemical industries. The company offers dry vacuum pumps including HD, Dura-Dry, and LD series models for semiconductor CVD, deep trench etch, load lock, transfer, and mild process applications; plasma pre-treatment systems through its subsidiary LOT CES; and customized vacuum solutions featuring proprietary screw technology for handling by-products from harsh processes. It also provides repair services, OLV turbo pumps, and equipment for semiconductors and LCD control. LOT VACUUM operates through vacuum pump, equipment, and other financial investment segments, serving major customers such as Samsung Electronics and SK Hynix with over 80% market share in Korean semiconductor CVD processes and more than 20,000 units sold worldwide. The company maintains subsidiaries including LOT Vacuum America in the United States for sales and service, and LOT Vacuum Technology in China; it pursues global expansion including plans for Austin, North America. Founded in 2002 and headquartered in Osan-si, Gyeonggi-do, South Korea, the firm listed on KOSDAQ in 2005 and relocated to a consolidated office building in Osan in 2019. Recent developments include ongoing expansion of product lines for semiconductor processes, secondary batteries, solar power, nuclear fusion, and next-generation transportation like HyperTubes; commitment to ESG management with average annual growth of 20%; and strategic acquisitions to integrate vacuum pumps into broader semiconductor equipment offerings. The company focuses on R&D for energy-efficient, corrosion-resistant pumps, reduced size, and power outage response to address miniaturization and sustainability demands in ALD and 3D/4D integration. It leverages proximity to customers for rapid service and collaborations with industry leaders to develop customized solutions.