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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 quarter
Period	Revenue (KRW)
26 Q2	410.18B
26 Q1	280.17B
25 Q4	310.99B
25 Q3	215.5B
25 Q2	258.58B
25 Q1	281.27B
24 Q4	264.39B
24 Q3	314.83B
24 Q2	308.86B
24 Q1	325.67B

Net Income (KRW)

178320.KQ Net Income (KRW) by quarter
Period	Net Income (KRW)
26 Q2	-40.62B
26 Q1	-20.42B
25 Q4	26.03B
25 Q3	-47.83B
25 Q2	-80.67B
25 Q1	1.23B
24 Q4	8B
24 Q3	23.96B
24 Q2	14.89B
24 Q1	37.4B

Operating Income (KRW)

178320.KQ Operating Income (KRW) by quarter
Period	Operating Income (KRW)
26 Q2	-19.36B
26 Q1	-32.96B
25 Q4	23.51B
25 Q3	-37.26B
25 Q2	-5.97B
25 Q1	20.86B
24 Q4	1B
24 Q3	33.28B
24 Q2	31.14B
24 Q1	43.27B

EBITDA (KRW)

178320.KQ EBITDA (KRW) by quarter
Period	EBITDA (KRW)
26 Q2	12.81B
26 Q1	-3.43B
25 Q4	22.7B
25 Q3	-2.58B
25 Q2	44.85B
25 Q1	42.98B
24 Q4	70.32B
24 Q3	52.22B
24 Q2	65.61B
24 Q1	73.18B

Cash Flows (KRW)

178320.KQ Cash Flows (KRW) by quarter
Period	Cash Flows (KRW)
26 Q2	-315.97B
26 Q1	-92.24B
25 Q4	-71.88B
25 Q3	-91.69B
25 Q2	-159.16B
25 Q1	-46.87B
24 Q4	-95.62B
24 Q3	-142.9B
24 Q2	-65.78B
24 Q1	9.3B

EPS (KRW)

178320.KQ EPS (KRW) by quarter
Period	EPS (KRW)
26 Q2	-651.95
26 Q1	-353.32
25 Q4	465.93
25 Q3	-850
25 Q2	-1433.32
25 Q1	21.88
24 Q4	125.26
24 Q3	375
24 Q2	138.52
24 Q1	1007.77

Expenses (KRW)

178320.KQ Expenses (KRW) by quarter
Period	Expenses (KRW)
26 Q2	143.32B
26 Q1	87.57B
25 Q4	134.93B
25 Q3	66.01B
25 Q2	137.28B
25 Q1	72.52B
24 Q4	79.95B
24 Q3	83.45B
24 Q2	67.37B
24 Q1	35.04B

Cash & Debt (KRW)

178320.KQ Cash & Debt (KRW) by quarter
Period	Cash & Debt (KRW)
26 Q2	49.86B
26 Q1	29.81B
25 Q4	32.58B
25 Q3	35.82B
25 Q2	26.02B
25 Q1	33.21B
24 Q4	41.63B
24 Q3	13.52B
24 Q2	30.4B
24 Q1	16.63B

Debt ratios

178320.KQ Debt ratios by quarter
Period	Debt ratios
26 Q2	43.58
26 Q1	18.88
25 Q4	10.65
25 Q3	6.76
25 Q2	4.6
25 Q1	3.45
24 Q4	3.01
24 Q3	2.39
24 Q2	2.35
24 Q1	4.28

Margins

178320.KQ Margins by quarter
Period	Margins
26 Q2	4.79%
26 Q1	0.16%
25 Q4	16.56%
25 Q3	-5.92%
25 Q2	6.67%
25 Q1	17.11%
24 Q4	10.73%
24 Q3	19.69%
24 Q2	17.11%
24 Q1	21.21%

Return on Capital

178320.KQ Return on Capital by quarter
Period	Return on Capital
26 Q2	-4.1%
26 Q1	-2.46%
25 Q4	3.53%
25 Q3	-6.77%
25 Q2	-10.83%
25 Q1	0.14%
24 Q4	0.91%
24 Q3	2.95%
24 Q2	1.92%
24 Q1	6.69%

Shares Outstanding

178320.KQ Shares Outstanding by quarter
Period	Shares Outstanding
26 Q2	62.3M
26 Q1	57.81M
25 Q4	55.87M
25 Q3	56.27M
25 Q2	56.25M
25 Q1	56.25M
24 Q4	56.25M
24 Q3	55.72M
24 Q2	49.19M
24 Q1	37.11M

Dividends (KRW)

178320.KQ Dividends (KRW) by quarter
Period	Dividends (KRW)
Dec 22	150
Dec 21	300
Dec 20	300
Dec 19	300
Dec 18	200
Dec 17	100

Book Value Per Share (KRW)

178320.KQ Book Value Per Share (KRW) by quarter
Period	Book Value Per Share (KRW)
26 Q2	15914.57
26 Q1	14347.04
25 Q4	13204.42
25 Q3	12548.49
25 Q2	13248.2
25 Q1	15532.33
24 Q4	15566.5
24 Q3	14581.78
24 Q2	15774.52
24 Q1	15068.54

Total Assets (KRW)

178320.KQ Total Assets (KRW) by quarter
Period	Total Assets (KRW)
26 Q2	3.04T
26 Q1	2.56T
25 Q4	2.31T
25 Q3	2.14T
25 Q2	2.11T
25 Q1	2.15T
24 Q4	2.1T
24 Q3	1.79T
24 Q2	1.72T
24 Q1	1.58T

PE Ratio

178320.KQ PE Ratio by quarter
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 quarter
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 quarter
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 quarter
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 quarter
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 quarter
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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