1. South Korea Stocks

  2. •

    Commercial services

  3. •

    Miscellaneous commercial services
S-1 Corporation

S-1 Corporation

KKRX:012750
96,000.00
KRW
-700.00
(-0.72%)
4,517.57EPS
15.78P/E
2.41TMarket Cap
Jan 22Next Earn
S-1 Corporation
KRX:012750
(Korea Stock Exchange)

Recent

price

96,000.00

P/E

ratio

15.78

div

yld

- -

ROIC.AI

2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
TTM
KRW
26,150.43
30,429.58
32,452.72
37,706.32
48,353.25
53,227.23
54,136.04
57,443.9
59,704.86
63,631.97
65,765.95
68,393.14
72,993.72
77,513.35
82,952.38
85,452.52
85,169.68
Revenue per Share
3,253
3,745.47
2,987
2,383
3,239
4,544
4,157
4,239
3,046
4,337
4,203
3,815
4,467
5,604
5,227
5,281
4,517.74
Basic EPS, GAAP
1,939.2
2,479.27
-699.98
-788.92
4,081.17
5,295.37
4,122.02
5,081.57
3,154.53
3,742.59
6,076.35
5,242.36
4,126.77
6,226.47
6,448.49
5,160.24
5,249.59
Free Cash Flow per Basic Share
1,163.28
1,213.25
1,272.46
1,274.64
1,124.14
1,174.43
1,200.12
1,249.95
2,500.37
2,499.87
2,500.25
2,499.89
2,499.97
2,499.94
2,699.41
2,699.77
- -
Dividend per Share
19,001.36
21,832.26
22,541.55
23,860.14
25,833.74
28,988.05
32,532.91
35,723.75
37,334.86
39,265.64
40,939.06
42,675.57
45,044.51
47,260.34
49,117.11
51,946.52
50,836.66
Book Value per Share
18,540.8
20,919.54
21,601.46
21,949.57
10,421.99
14,261.95
18,376.52
22,151.62
24,224.58
26,254.01
28,145.16
30,255.71
33,044.53
35,515.6
37,659.85
40,730.94
39,748.97
Tangible Book Value per Share
34
34
34
34
34
34
34
34
34
34
34
34
34
34
34
34
34
Basic Weighted Avg Shares
897,280
1,026,118
1,096,463
1,274,104
1,634,734
1,799,571
1,830,177
1,942,266
2,018,339
2,151,522
2,223,341
2,312,489
2,467,960
2,620,811
2,804,739
2,889,412
2,879,479
Sales/Revenue/Turnover
14.55
15.95
12.28
10.27
9.34
9.59
11.24
10.43
9.87
9.15
9.2
7.77
8.27
8.11
7.46
8.12
7.05
Operating Margin (%)
69,977
69,013
83,017
104,333
141,350
147,382
144,933
147,473
144,285
162,009
165,881
169,064
171,166
174,551
172,754
173,932
175,189
Depreciation Expense
111,618
126,301
100,920
80,522
109,505
153,629
140,536
143,327
102,971
146,642
142,090
128,992
151,032
189,477
176,732
178,567
152,739
Net Income, GAAP
24.08
23.42
23.44
29.64
21.43
23.57
24.51
25.12
48.14
23.8
24.17
24.45
24.77
12.38
20.18
25.48
25.98
Effective Tax Rate (%)
12.44
12.31
9.2
6.32
6.7
8.54
7.68
7.38
5.1
6.82
6.39
5.58
6.12
7.23
6.3
6.18
5.3
Profit Margin (%)
278,095
413,171
374,179
334,326
-86,884
27,237
146,886
282,536
355,367
349,103
384,799
447,082
505,685
627,282
725,073
814,892
798,837
Working Capital
- -
- -
- -
- -
- -
- -
- -
- -
- -
15,097
37,259
31,268
26,411
17,308
38,334
36,737
34,735
LT Debt
656,063
761,073
793,470
843,506
915,733
980,356
1,099,945
1,207,838
1,262,318
1,327,606
1,384,185
1,442,896
1,522,989
1,597,907
1,660,671
1,756,331
1,718,814
Total Equity
14.81
16.61
12.84
11.03
11.99
12.07
14.28
12.75
8.14
11.17
10.8
9.02
9.76
11.32
9.7
9.6
8.37
Return on Invested Capital (%)
16.82
16.61
11.92
9.01
11.34
14.74
13.51
12.42
8.34
11.25
10.23
8.84
9.91
11.89
10.59
10.2
8.77
Return on Capital (%)
17.71
18.35
13.47
10.27
13.04
16.58
13.51
12.42
8.34
11.32
10.48
9.13
10.18
12.14
10.85
10.45
9.04
Return on Common Equity (%)

Capital Structure

KRW

•

in mil. unless spec.
Dec'25
Mar'26
Jun'26
ST Debt
18,544
19,391
19,643
LT Borrowings
- -
- -
- -
LT Finance Leases
36,737
36,902
34,735
Preferred Equity and Hybrid Capital
- -
- -
- -
Shares Outstanding
34
34
34
Market Capitalization
2,437,718
2,897,537
2,410,670

Working Capital

KRW

•

in mil. unless spec.
Dec'25
Mar'26
Jun'26
Total Current Assets
1,327,703
1,321,437
1,267,738
Cash, Cash Equivalents & STI
918,720
935,035
904,297
Accounts Receivable, Net
193,408
- -
- -
Inventories
13,251
14,239
14,108
Total Current Liabilities
512,810
568,913
468,901
Payables & Accruals
- -
- -
- -
ST Debt
18,544
19,391
19,643
Deferred Revenue
- -
- -
- -

Growth Rates

KRW

•

in mil. unless spec.

(avg. rate of change)

10 years
5 years
1 year
Total Equity
6.03%
4.88%
5.76%
Free Cash Flow
4.37%
-0.1%
-19.97%
Net Income, GAAP
3.23%
5.53%
1.04%
Sales/Revenue/Turnover
4.86%
5.39%
3.02%
Total Cash Common Dividend
- -
- -
0.02%

Quarterly Revenue

KRW

•

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2024
662,820
695,650
682,770
763,500
2,804,739
2025
674,118
732,658
698,740
783,896
2,889,412
2026
673,715
723,128
- -
- -
- -

Quarterly Earnings Per Share

KRW

•

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2024
1,202
1,282
1,607
1,135.13
5,227
2025
1,243
1,541
1,428.41
1,069.42
5,281
2026
636.95
1,383
- -
- -
- -

Quarterly Dividends Per Share

KRW

•

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2024
- -
- -
0.47
-0.7
2,699.41
2025
- -
- -
- -
- -
2,699.77
2026
- -
- -
- -
- -
- -
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Business
S-1 Corporation provides integrated security and safety solutions primarily in South Korea and select international markets; its core offerings encompass physical security products and services including alarm monitoring, physical security information management software, smart video management systems, access control systems, optical sensing systems and ultra-wideband sensors; integrated security solutions featuring consulting, engineering, procurement, installation and maintenance for office buildings, commercial facilities, airports, plants, marine transportation systems and critical national infrastructure, alongside residential security, intelligent traffic signal control, parking control systems, traffic monitoring, automated payment systems and CPTED security consulting; information security services such as managed security, cloud security and device management; building management solutions under the S-1 Blue Asset brand covering property management, facility management, real estate consulting and building infrastructure implementation; and additional services including fleet management, personal security phone solutions, call center operations and telemarketing. Founded in 1977 and headquartered at 25 Sejong-daero 7-gil, Jung-gu, Seoul, South Korea, the company operates through segments focused on physical security, integrated security, information security and building management, serving commercial, industrial, residential and public sector clients while expanding into markets including China, Mongolia, Australia, Singapore, Iraq and the United Arab Emirates as an affiliate of the Samsung Group. Recent developments include the launch of the smart building management solution 'Blue Scan' and emphasis on 'Green Security' initiatives to lead ESG management in the industry, alongside announcements of 2025 security trends highlighting AI CCTV expansions for incident prevention, advanced facial recognition technologies, strengthened IP camera protections against hacking and growth in home security solutions amid rising residential crimes.