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How does 178320.KQ make money? Does 178320.KQ have pricing power? What's the Earnings Whisper? Will 178320.KQ profit more as the business scales? What is 178320.KQ's management track record? Is 178320.KQ's current price justified?

Seojin System Co.,Ltd

₩35300 +$9550.00 (+37.09%)

KOE · 16 Sep 2026 05:11 UTC

Previous Close

₩35600

Day Range

₩35100₩36950

Year Range

₩20850₩83300

Market Cap

2.24T

AVG Volume

1.96M

Trailing/Forward PE

-25.41/11.13

PEG ratio

Dividend Yield

Next Earnings Date

2026-11-18

Primary Exchange

KOSDAQ

Revenue (KRW)

178320.KQ Revenue (KRW) by year
Period	Revenue (KRW)
2025	1.07T
2024	1.21T
2023	778.69B
2022	787.6B
2021	606.15B
2020	321.9B
2019	392.36B
2018	324.58B
2017	237.95B
2016	165.87B

Net Income (KRW)

178320.KQ Net Income (KRW) by year
Period	Net Income (KRW)
2025	-101.24B
2024	84.25B
2023	-22.56B
2022	1.61B
2021	38.61B
2020	-5.51B
2019	48.65B
2018	30.11B
2017	5.39B
2016	19.63B

Operating Income (KRW)

178320.KQ Operating Income (KRW) by year
Period	Operating Income (KRW)
2025	1.15B
2024	108.7B
2023	49B
2022	44.99B
2021	58.01B
2020	4.8B
2019	54.4B
2018	36.85B
2017	17.81B
2016	24.32B

EBITDA (KRW)

178320.KQ EBITDA (KRW) by year
Period	EBITDA (KRW)
2025	107.95B
2024	261.34B
2023	114.11B
2022	114.53B
2021	113.85B
2020	35.45B
2019	95.67B
2018	53.57B
2017	25.82B
2016	34.57B

Cash Flows (KRW)

178320.KQ Cash Flows (KRW) by year
Period	Cash Flows (KRW)
2025	-369.59B
2024	-295B
2023	-121.63B
2022	-139.67B
2021	-125.94B
2020	-146.53B
2019	-80.92B
2018	-76.76B
2017	-44.18B
2016	-442.53M

EPS (KRW)

178320.KQ EPS (KRW) by year
Period	EPS (KRW)
2025	-1795.51
2024	1646.55
2023	-595.02
2022	42.87
2021	1043.91
2020	-152.13
2019	1343.83
2018	1076.63
2017	261.08
2016	1220.95

Expenses (KRW)

178320.KQ Expenses (KRW) by year
Period	Expenses (KRW)
2025	410.74B
2024	265.81B
2023	212.38B
2022	221.63B
2021	154.03B
2020	145.6B
2019	81.8B
2018	163.79B
2017	51.83B
2016	55.76B

Cash & Debt (KRW)

178320.KQ Cash & Debt (KRW) by year
Period	Cash & Debt (KRW)
2025	32.58B
2024	41.63B
2023	18.63B
2022	20.4B
2021	25.32B
2020	22.01B
2019	26.75B
2018	25.64B
2017	19.78B
2016	13.43B

Debt ratios

178320.KQ Debt ratios by year
Period	Debt ratios
2025	1.92
2024	1.3
2023	1.69
2022	1.27
2021	1.39
2020	1.49
2019	0.91

Margins

178320.KQ Margins by year
Period	Margins
2025	9.76%
2024	17.49%
2023	17.34%
2022	14.19%
2021	18.94%
2020	15.74%
2019	23.03%
2018	19.13%
2017	17.9%
2016	24.96%

Return on Capital

178320.KQ Return on Capital by year
Period	Return on Capital
2025	-13.72%
2024	9.62%
2023	-4.41%
2022	0.3%
2021	10.72%
2020	-2.28%
2019	18.23%
2018	13.58%
2017	4.44%
2016	27.07%

Shares Outstanding

178320.KQ Shares Outstanding by year
Period	Shares Outstanding
2025	55.87M
2024	56.25M
2023	37.11M
2022	37.58M
2021	37.58M
2020	36.21M
2019	36.2M
2018	42.22M
2017	25.02M
2016	16.65M

Dividends (KRW)

178320.KQ Dividends (KRW) by year
Period	Dividends (KRW)
2022	150
2021	300
2020	300
2019	300
2018	200
2017	100

Book Value Per Share (KRW)

178320.KQ Book Value Per Share (KRW) by year
Period	Book Value Per Share (KRW)
2025	13204.42
2024	15566.5
2023	13793.01
2022	14531.99
2021	9584.27
2020	6680.11
2019	7372.46
2018	5250.05
2017	4848.85
2016	4354.54

Total Assets (KRW)

178320.KQ Total Assets (KRW) by year
Period	Total Assets (KRW)
2025	2.31T
2024	2.1T
2023	1.52T
2022	1.38T
2021	1.05T
2020	692.05B
2019	563.04B
2018	437.78B
2017	259.23B
2016	226.33B

PE Ratio

178320.KQ PE Ratio by year
Period	PE Ratio
Sep 25	25.21
Sep 25	26.32
Sep 25	25.27
Sep 25	23.28
Aug 25	22.59
Aug 25	21.82
Aug 25	24.39
Aug 25	26.15
Aug 25	23.98
Jul 25	26.15
Jul 25	24.57
Jul 25	26.15
Jul 25	25.74
Jun 25	14.12
Jun 25	14.12
Jun 25	13.72
Jun 25	15.09
May 25	15.32
May 25	15.62
May 25	15.42
May 25	14.35
May 25	13.75
Apr 25	13.92
Apr 25	13.29
Apr 25	12.19
Apr 25	12.87
Mar 25	13.38
Mar 25	13.86
Mar 25	13.59
Mar 25	12.92
Feb 25	13.83
Feb 25	14.59
Feb 25	14.68
Feb 25	14.68
Jan 25	15.01
Jan 25	15.07
Jan 25	14.74
Jan 25	14.92
Jan 25	16.92
Dec 24	25.42
Dec 24	26.3
Dec 24	29.58
Dec 24	27.77
Nov 24	24.93
Nov 24	26.15
Nov 24	28.16
Nov 24	28.84
Nov 24	28.11
Oct 24	26.69
Oct 24	26.59
Oct 24	28.94
Oct 24	28.01
Sep 24	710.61
Sep 24	692.52
Sep 24	661.52
Sep 24	615
Aug 24	640.84
Aug 24	684.77
Aug 24	697.69
Aug 24	696.4
Aug 24	655.06
Jul 24	683.48
Jul 24	772.63
Jul 24	813.97
Jul 24	823.02
Dec 23	1455.96
Dec 23	1346.81
Dec 23	1428.67
Dec 23	1452.75
Dec 23	1522.58
Nov 23	1488.87
Nov 23	1494.49
Nov 23	1426.27
Nov 23	1416.63
Oct 23	1334.77
Oct 23	1346
Oct 23	1277.78
Oct 23	1248.88
Sep 23	91.14
Sep 23	91.19
Sep 23	92.59
Sep 23	89.57
Sep 23	93.58
Aug 23	92.07
Aug 23	85.9
Aug 23	90.15
Aug 23	91.19
Jul 23	101.78
Jul 23	103.64
Jul 23	106.72
Jul 23	109.34
Jun 23	113.82
Jun 23	474.66
Jun 23	428.24
Jun 23	398.85
Jun 23	395.35
May 23	386.26
May 23	380.19
May 23	406.55
May 23	375.3

Free Cash Flow Yield

178320.KQ Free Cash Flow Yield by year
Period	Free Cash Flow Yield
Sep 26	-20.16%
Sep 26	-20.08%
Sep 26	-21.33%
Aug 26	-18.43%
Aug 26	-19.8%
Aug 26	-19.43%
Aug 26	-21.05%
Jul 26	-21.75%
Jul 26	-18.41%
Jul 26	-18.27%
Jul 26	-15.16%
Jul 26	-14.1%
Jun 26	-13.54%
Jun 26	-9.8%
Jun 26	-8.81%
Jun 26	-9.44%
May 26	-8.52%
May 26	-8.56%
May 26	-9.87%
May 26	-10.01%
Apr 26	-11.12%
Apr 26	-12.3%
Apr 26	-13.18%
Apr 26	-14.62%
Apr 26	-14.63%
Mar 26	-16.13%
Mar 26	-14.56%
Mar 26	-15.23%
Mar 26	-14.98%
Feb 26	-14.7%
Feb 26	-18.52%
Feb 26	-19.1%
Feb 26	-20.71%
Jan 26	-18.32%
Jan 26	-21.85%
Jan 26	-25.24%
Jan 26	-27.63%
Jan 26	-27.15%
Dec 25	-31.24%
Dec 25	-30.57%
Dec 25	-29.27%
Dec 25	-30.99%
Nov 25	-32.39%
Nov 25	-36.25%
Nov 25	-33.85%
Nov 25	-31.87%
Oct 25	-29.11%
Oct 25	-29.33%
Oct 25	-31.68%
Oct 25	-35.6%
Oct 25	-36.85%
Sep 25	-28.97%
Sep 25	-27.75%
Sep 25	-28.9%
Sep 25	-31.37%
Aug 25	-32.33%
Aug 25	-33.48%
Aug 25	-29.94%
Aug 25	-27.93%
Aug 25	-30.45%
Jul 25	-27.93%
Jul 25	-29.73%
Jul 25	-27.93%
Jul 25	-28.38%
Jun 25	-24.8%
Jun 25	-24.8%
Jun 25	-25.52%
Jun 25	-23.21%
May 25	-22.85%
May 25	-22.41%
May 25	-22.7%
May 25	-24.39%
May 25	-25.46%
Apr 25	-25.15%
Apr 25	-26.34%
Apr 25	-28.72%
Apr 25	-27.2%
Mar 25	-15.01%
Mar 25	-14.49%
Mar 25	-14.78%
Mar 25	-15.54%
Feb 25	-14.52%
Feb 25	-13.77%
Feb 25	-13.68%
Feb 25	-13.68%
Jan 25	-13.38%
Jan 25	-13.33%
Jan 25	-13.63%
Jan 25	-13.46%
Jan 25	-11.87%
Dec 24	-5.54%
Dec 24	-5.35%
Dec 24	-4.76%
Dec 24	-5.07%
Nov 24	-5.65%
Nov 24	-5.38%
Nov 24	-5%
Nov 24	-4.88%
Nov 24	-5.01%
Oct 24	-5.27%

Price to Sales

178320.KQ Price to Sales by year
Period	Price to Sales
Sep 26	1.93
Sep 26	1.94
Sep 26	1.83
Aug 26	2.11
Aug 26	1.97
Aug 26	2.01
Aug 26	1.85
Jul 26	1.79
Jul 26	2.12
Jul 26	2.13
Jul 26	2.57
Jul 26	2.76
Jun 26	2.56
Jun 26	3.54
Jun 26	3.94
Jun 26	3.67
May 26	4.07
May 26	4.05
May 26	3.51
May 26	3.46
Apr 26	3.12
Apr 26	2.82
Apr 26	2.63
Apr 26	2.37
Apr 26	2.37
Mar 26	2.39
Mar 26	2.65
Mar 26	2.53
Mar 26	2.57
Feb 26	2.62
Feb 26	2.08
Feb 26	2.02
Feb 26	1.86
Jan 26	2.11
Jan 26	1.77
Jan 26	1.53
Jan 26	1.4
Jan 26	1.42
Dec 25	1.27
Dec 25	1.3
Dec 25	1.36
Dec 25	1.28
Nov 25	1.23
Nov 25	1.1
Nov 25	1.17
Nov 25	1.25
Oct 25	1.36
Oct 25	1.35
Oct 25	1.25
Oct 25	1.12
Oct 25	1.08
Sep 25	1.04
Sep 25	1.08
Sep 25	1.04
Sep 25	0.96
Aug 25	0.93
Aug 25	0.9
Aug 25	1
Aug 25	1.08
Aug 25	0.99
Jul 25	1.08
Jul 25	1.01
Jul 25	1.08
Jul 25	1.06
Jun 25	0.98
Jun 25	0.98
Jun 25	0.95
Jun 25	1.05
May 25	1.06
May 25	1.08
May 25	1.07
May 25	1
May 25	0.95
Apr 25	0.97
Apr 25	0.92
Apr 25	0.85
Apr 25	0.89
Mar 25	1.03
Mar 25	1.07
Mar 25	1.05
Mar 25	1
Feb 25	1.07
Feb 25	1.13
Feb 25	1.13
Feb 25	1.13
Jan 25	1.16
Jan 25	1.16
Jan 25	1.14
Jan 25	1.15
Jan 25	1.31
Dec 24	1.23
Dec 24	1.27
Dec 24	1.43
Dec 24	1.34
Nov 24	1.21
Nov 24	1.27
Nov 24	1.36
Nov 24	1.4
Nov 24	1.36
Oct 24	1.29

EV/EBITDA

178320.KQ EV/EBITDA by year
Period	EV/EBITDA
Sep 26	52.32
Sep 26	52.46
Sep 26	50.49
Aug 26	55.46
Aug 26	52.93
Aug 26	53.58
Aug 26	50.91
Jul 26	49.87
Jul 26	55.51
Jul 26	55.79
Jul 26	63.35
Jul 26	66.69
Jun 26	35.94
Jun 26	45.59
Jun 26	49.52
Jun 26	46.93
May 26	50.82
May 26	50.66
May 26	45.33
May 26	44.86
Apr 26	41.45
Apr 26	38.5
Apr 26	36.63
Apr 26	34.07
Apr 26	34.05
Mar 26	22.44
Mar 26	24.12
Mar 26	23.36
Mar 26	23.63
Feb 26	23.95
Feb 26	20.41
Feb 26	19.99
Feb 26	18.96
Jan 26	20.55
Jan 26	18.33
Jan 26	16.78
Jan 26	15.91
Jan 26	16.07
Dec 25	11.36
Dec 25	11.51
Dec 25	11.82
Dec 25	11.42
Nov 25	11.12
Nov 25	10.43
Nov 25	10.84
Nov 25	11.23
Oct 25	11.86
Oct 25	11.8
Oct 25	11.27
Oct 25	10.53
Oct 25	10.33
Sep 25	8.7
Sep 25	8.93
Sep 25	8.71
Sep 25	8.29
Aug 25	8.15
Aug 25	7.99
Aug 25	8.53
Aug 25	8.89
Aug 25	8.44
Jul 25	8.89
Jul 25	8.56
Jul 25	8.89
Jul 25	8.81
Jun 25	7.56
Jun 25	7.56
Jun 25	7.43
Jun 25	7.88
May 25	7.95
May 25	8.05
May 25	7.98
May 25	7.64
May 25	7.45
Apr 25	7.5
Apr 25	7.3
Apr 25	6.94
Apr 25	7.16
Mar 25	7.13
Mar 25	7.31
Mar 25	7.21
Mar 25	6.97
Feb 25	7.3
Feb 25	7.56
Feb 25	7.6
Feb 25	7.6
Jan 25	7.71
Jan 25	7.74
Jan 25	7.62
Jan 25	7.68
Jan 25	8.39
Dec 24	8.11
Dec 24	8.31
Dec 24	9.06
Dec 24	8.65
Nov 24	8
Nov 24	8.28
Nov 24	8.73
Nov 24	8.89
Nov 24	8.72
Oct 24	8.4

Price/Operating Cashflow

178320.KQ Price/Operating Cashflow by year
Period	Price/Operating Cashflow
Mar 25	81.62
Mar 25	84.58
Mar 25	82.91
Mar 25	78.85
Feb 25	84.39
Feb 25	89.01
Feb 25	89.56
Feb 25	89.56
Jan 25	91.59
Jan 25	91.96
Jan 25	89.93
Jan 25	91.04
Jan 25	103.23
Dec 24	13.22
Dec 24	13.68
Dec 24	15.38
Dec 24	14.44
Nov 24	12.96
Nov 24	13.6
Nov 24	14.64
Nov 24	15
Nov 24	14.62
Oct 24	13.88
Oct 24	13.83
Oct 24	15.05
Oct 24	14.57
Sep 24	13.91
Sep 24	13.56
Sep 24	12.95
Sep 24	12.04
Aug 24	12.55
Aug 24	13.41
Aug 24	13.66
Aug 24	13.63
Aug 24	12.82
Jul 24	13.38
Jul 24	15.13
Jul 24	15.93
Jul 24	16.11
Jun 24	26.76
Jun 24	24.67
Jun 24	25.28
Jun 24	25.54
May 24	28.42
May 24	27.28
May 24	21.97
May 24	22.92
May 24	23.49
Apr 24	20.48
Apr 24	20.22
Apr 24	21.62
Apr 24	20.7
Mar 24	31.95
Mar 24	31.07
Mar 24	28.5
Mar 24	27.5
Feb 24	25.62
Feb 24	26.62
Feb 24	27.25
Feb 24	24.04
Feb 24	23.48
Jan 24	24.52
Jan 24	25.12
Jan 24	24.17
Jan 24	24.22
Dec 23	38.01
Dec 23	35.16
Dec 23	37.3
Dec 23	37.93
Dec 23	39.75
Nov 23	38.87
Nov 23	39.02
Nov 23	37.23
Nov 23	36.98
Oct 23	34.85
Oct 23	35.14
Oct 23	33.36
Oct 23	32.6
Sep 23	6.69
Sep 23	6.69
Sep 23	6.8
Sep 23	6.57
Sep 23	6.87
Aug 23	6.76
Aug 23	6.31
Aug 23	6.62
Aug 23	6.69
Jul 23	7.47
Jul 23	7.61
Jul 23	7.83
Jul 23	8.03
Jun 23	8.36
Jun 23	31.63
Jun 23	28.54
Jun 23	26.58
Jun 23	26.35
May 23	25.74
May 23	25.34
May 23	27.09
May 23	25.01

Price to Book

178320.KQ Price to Book by year
Period	Price to Book
Sep 26	2.48
Sep 26	2.49
Sep 26	2.35
Aug 26	2.71
Aug 26	2.53
Aug 26	2.58
Aug 26	2.38
Jul 26	2.3
Jul 26	2.72
Jul 26	2.74
Jul 26	3.3
Jul 26	3.55
Jun 26	3.7
Jun 26	5.11
Jun 26	5.69
Jun 26	5.31
May 26	5.88
May 26	5.85
May 26	5.07
May 26	5.01
Apr 26	4.51
Apr 26	4.07
Apr 26	3.8
Apr 26	3.43
Apr 26	3.42
Mar 26	3.45
Mar 26	3.83
Mar 26	3.66
Mar 26	3.72
Feb 26	3.79
Feb 26	3.01
Feb 26	2.92
Feb 26	2.69
Jan 26	3.04
Jan 26	2.55
Jan 26	2.21
Jan 26	2.02
Jan 26	2.05
Dec 25	1.91
Dec 25	1.95
Dec 25	2.04
Dec 25	1.92
Nov 25	1.84
Nov 25	1.65
Nov 25	1.76
Nov 25	1.87
Oct 25	2.05
Oct 25	2.03
Oct 25	1.88
Oct 25	1.68
Oct 25	1.62
Sep 25	1.39
Sep 25	1.45
Sep 25	1.39
Sep 25	1.28
Aug 25	1.24
Aug 25	1.2
Aug 25	1.34
Aug 25	1.44
Aug 25	1.32
Jul 25	1.44
Jul 25	1.35
Jul 25	1.44
Jul 25	1.42
Jun 25	1.36
Jun 25	1.36
Jun 25	1.32
Jun 25	1.45
May 25	1.47
May 25	1.5
May 25	1.48
May 25	1.38
May 25	1.32
Apr 25	1.34
Apr 25	1.28
Apr 25	1.17
Apr 25	1.24
Mar 25	1.52
Mar 25	1.57
Mar 25	1.54
Mar 25	1.46
Feb 25	1.57
Feb 25	1.65
Feb 25	1.66
Feb 25	1.66
Jan 25	1.7
Jan 25	1.71
Jan 25	1.67
Jan 25	1.69
Jan 25	1.92
Dec 24	1.65
Dec 24	1.7
Dec 24	1.91
Dec 24	1.8
Nov 24	1.61
Nov 24	1.69
Nov 24	1.82
Nov 24	1.87
Nov 24	1.82
Oct 24	1.73

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Seojin System Co.,Ltd

Video analysis: 178320.KQ

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