1. South Korea Stocks

  2. •

    Electronic technology

  3. •

    Electronic production equipment
Seronics Co., Ltd

Seronics Co., Ltd

KKRX:042600
9,230.00
KRW
-350.00
(-3.65%)
-1,429.65EPS
187.47BMarket Cap
Seronics Co., Ltd
KRX:042600
(Korea Stock Exchange)

Recent

price

9,230.00

P/E

ratio

- -

div

yld

-NaN%

ROIC.AI

2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
TTM
KRW
7,591.22
7,810.74
10,493.89
9,799.63
11,025.27
10,671.89
9,636.79
10,332.83
11,622.03
13,352.57
13,292.44
15,698.8
17,877.07
16,487.36
16,553.78
13,483.5
13,004.29
Revenue per Share
280
-95.97
-40
-106
672
452
896
241
602
-157
-140
2,337
7,365
-2,345
-4,403
-2,579
-1,402.28
Basic EPS, GAAP
61.1
-639.21
-387.05
285
677.69
694.92
345.09
-791.29
-432.25
683.74
-251.51
145.11
-268.54
-190.26
952.48
-62.28
-8.94
Free Cash Flow per Basic Share
26.93
40
- -
- -
24.97
39.99
40.01
40.05
40.02
39.89
39.9
20
- -
- -
- -
10.26
- -
Dividend per Share
4,499.87
4,415.1
3,836.82
3,596.11
4,321.34
4,815.69
5,718.39
5,760.38
6,397.67
6,549.96
6,216.39
8,734.78
16,261.26
13,904.73
9,956.17
7,163.78
7,368.13
Book Value per Share
4,381.93
4,311.03
3,779.83
3,550.94
4,274.41
4,766.62
5,660.23
5,729.66
6,373.99
6,531.95
6,201.55
8,722.25
16,230.29
13,873.76
9,924.64
7,132.86
7,337.24
Tangible Book Value per Share
13
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
Basic Weighted Avg Shares
98,103
90,607
123,062
117,230
134,761
130,553
117,855
126,219
142,092
163,776
163,006
192,047
218,667
201,702
202,501
164,948
159,389
Sales/Revenue/Turnover
5.33
0.13
2.76
3.56
7.87
7.1
3.8
0.12
3.07
0.05
1.25
-0.33
0.22
0.19
3.6
-1.6
-1.93
Operating Margin (%)
4,109
4,156
4,520
4,591
4,282
4,837
4,760
4,391
3,498
3,866
4,818
4,900
4,991
4,659
4,587
4,023
3,897
Depreciation Expense
3,618
-1,113
-469
-1,268
8,214
5,529
10,958
2,944
7,360
-1,926
-1,717
28,589
90,086
-28,688
-53,862
-31,550
-17,187
Net Income, GAAP
27.66
- -
120.76
158.75
18.79
30.64
24.3
59.33
19.42
- -
- -
32.61
19.81
- -
- -
- -
- -
Effective Tax Rate (%)
3.69
-1.23
-0.38
-1.08
6.1
4.24
9.3
2.33
5.18
-1.18
-1.05
14.89
41.2
-14.22
-26.6
-19.13
-10.78
Profit Margin (%)
16,658
13,807
10,939
10,290
16,341
40,521
31,145
15,582
21,263
24,236
8,610
-27,311
-25,409
-35,640
-24,927
-38,656
-33,580
Working Capital
3,086
9,323
9,647
5,265
1,276
12,868
9,466
3,565
2,529
5,469
8,864
6,775
6,246
4,021
3,029
1,386
2,092
LT Debt
54,603
54,179
47,116
47,894
57,466
64,990
76,892
71,573
79,669
81,680
77,632
110,461
204,369
174,672
127,534
94,183
97,311
Total Equity
6.82
- -
-1.04
-3.63
12.31
8.23
3.86
0.07
3.52
- -
- -
-0.28
0.16
- -
- -
- -
- -
Return on Invested Capital (%)
6.34
- -
-0.71
-3.1
11.13
6.56
12.09
5.23
7.76
- -
- -
19.5
38.5
- -
- -
- -
- -
Return on Capital (%)
7.43
-2.15
-0.98
-2.87
16.96
9.9
17.01
4.19
9.9
-2.43
-2.2
31.27
58.93
-15.55
-36.91
-29.94
-17.55
Return on Common Equity (%)

Capital Structure

KRW

•

in mil. unless spec.
Sep'25
Dec'25
Mar'26
ST Debt
93,466
94,237
93,864
LT Borrowings
807
208
60
LT Finance Leases
1,294
1,178
2,032
Preferred Equity and Hybrid Capital
- -
- -
- -
Shares Outstanding
12
12
12
Market Capitalization
101,889
146,598
187,472

Working Capital

KRW

•

in mil. unless spec.
Sep'25
Dec'25
Mar'26
Total Current Assets
88,133
70,145
78,629
Cash, Cash Equivalents & STI
39,862
27,609
33,007
Accounts Receivable, Net
25,828
22,655
25,608
Inventories
18,187
16,042
15,087
Total Current Liabilities
107,789
108,802
112,209
Payables & Accruals
- -
- -
- -
ST Debt
93,466
94,237
93,864
Deferred Revenue
- -
- -
- -

Growth Rates

KRW

•

in mil. unless spec.

(avg. rate of change)

10 years
5 years
1 year
Total Equity
7.99%
11.93%
-26.15%
Free Cash Flow
-199.91%
-235.77%
-106.54%
Net Income, GAAP
-159.76%
-327.13%
-41.42%
Sales/Revenue/Turnover
3.05%
1.16%
-18.54%
Total Cash Common Dividend
- -
- -
- -

Quarterly Revenue

KRW

•

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2024
46,892
48,699
54,496
52,415
202,501
2025
50,934
39,503
40,036
34,474
164,948
2026
45,376
- -
- -
- -
- -

Quarterly Earnings Per Share

KRW

•

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2024
-1,420
-821
-845
-1,317.82
-4,403
2025
-1,393
-1,768.21
-1,043.51
1,625.56
-2,579
2026
-217.21
- -
- -
- -
- -

Quarterly Dividends Per Share

KRW

•

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2024
- -
- -
- -
- -
- -
2025
- -
- -
- -
- -
10.26
2026
- -
- -
- -
- -
- -
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Business
Seronics Co., Ltd. is a South Korea-based manufacturing company primarily engaged in the production and sale of precision plastic injection molded parts, optical components, and electronic enclosures for visual displays, home appliances, and automotive systems, as well as holding strategic investment interests in secondary battery materials. Founded in 1968 and headquartered in Gumi, Gyeongsangbuk-do, South Korea, the company operates across precision manufacturing and corporate investment segments. The company's comprehensive product and service portfolio includes display components, such as front cabinets, back covers, bezels, mold frames, light guide plates, and diffuser sheets for LED, OLED, and LCD televisions and desktop monitors; precision plastic injection parts, such as internal structural chassis, cosmetic panels, and protective housings for digital home appliances and consumer electronics; automotive components, such as lightweight polymer interior trims, electronic control unit housings, and sensor casings; mold engineering and tooling services, encompassing custom injection mold design, high-precision tooling fabrication, and rapid tooling prototyping; and electronic module assembly services, including optical sub-assembly and surface-mounting operations. Seronics maintains primary manufacturing and engineering operations in South Korea and supplies tier-one electronics manufacturers and original equipment makers across domestic and international markets in Asia, North America, and Europe. In recent operational and corporate developments, Seronics has strategically leveraged its significant equity holding in affiliate L&F Co., Ltd., a leading global producer of high-nickel cathode active materials for electric vehicle lithium-ion batteries that completed its listing transfer from the KOSDAQ market to the primary KOSPI exchange in 2024 to support large-scale international supply agreements. Additionally, Seronics has modernized its core manufacturing infrastructure by integrating smart factory automation and advanced robotic molding systems across its Gumi production lines to enhance dimensional precision for ultra-large display parts, while actively expanding its research and development pipeline into high-performance engineering plastics and lightweight thermal-resistant components for electric vehicle architectures to diversify its core revenue streams beyond traditional consumer electronics.