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How does 170900.KS make money? Does 170900.KS have pricing power? What's the Earnings Whisper? Will 170900.KS profit more as the business scales? What is 170900.KS's management track record? Is 170900.KS's current price justified?

Dong-A ST Co., Ltd.

₩35400 -$16200.00 (-31.40%)

KSC · 15 Sep 2026 05:20 UTC

Previous Close

₩36500

Day Range

₩35200₩36100

Year Range

₩31600₩56380.95

Market Cap

341.39B

AVG Volume

15.35K

Trailing/Forward PE

-57.9/9.12

PEG ratio

-5.14

Dividend Yield

1.98%

Next Earnings Date

Primary Exchange

Korea Exchange

Revenue (KRW)

170900.KS Revenue (KRW) by year
Period	Revenue (KRW)
2025	808.79B
2024	697.87B
2023	663.98B
2022	635.39B
2021	593.23B
2020	586.73B
2019	612.31B
2018	567.43B
2017	555.03B
2016	568.85B

Net Income (KRW)

170900.KS Net Income (KRW) by year
Period	Net Income (KRW)
2025	-34.36B
2024	-1.22B
2023	11.12B
2022	12.77B
2021	12.82B
2020	27.1B
2019	70.91B
2018	8.01B
2017	-5.4B
2016	10.63B

Operating Income (KRW)

170900.KS Operating Income (KRW) by year
Period	Operating Income (KRW)
2025	629.38M
2024	-25B
2023	11.18B
2022	94.19B
2021	15.62B
2020	33.99B
2019	56.56B
2018	39.44B
2017	23.87B
2016	16.35B

EBITDA (KRW)

170900.KS EBITDA (KRW) by year
Period	EBITDA (KRW)
2025	33.45B
2024	28.99B
2023	45.07B
2022	35.37B
2021	37.05B
2020	69.8B
2019	77.05B
2018	34.01B
2017	17.23B
2016	27.33B

Cash Flows (KRW)

170900.KS Cash Flows (KRW) by year
Period	Cash Flows (KRW)
2025	-2.34B
2024	-42.36B
2023	-39.72B
2022	-36.75B
2021	-31.07B
2020	-15.13B
2019	37.51B
2018	41.43B
2017	39.64B
2016	-20.25B

EPS (KRW)

170900.KS EPS (KRW) by year
Period	EPS (KRW)
2025	-4163.98
2024	-246.7
2023	614.18
2022	1507.89
2021	1423.31
2020	3114.83
2019	8292.57
2018	868.3
2017	-649.34
2016	1265.67

Expenses (KRW)

170900.KS Expenses (KRW) by year
Period	Expenses (KRW)
2025	313.83B
2024	384.9B
2023	242.85B
2022	301.92B
2021	260.11B
2020	196.71B
2019	178.52B
2018	173.31B
2017	182.86B
2016	192.52B

Cash & Debt (KRW)

170900.KS Cash & Debt (KRW) by year
Period	Cash & Debt (KRW)
2025	291.69B
2024	301.08B
2023	288.27B
2022	289.32B
2021	304.49B
2020	256.75B
2019	236.42B
2018	218.86B
2017	193.48B
2016	287.05B

Debt ratios

170900.KS Debt ratios by year
Period	Debt ratios
2025	1.72
2024	1.33
2023	0.63
2022	0.1
2021	-0.02
2020	-0.25
2019	-0.19
2018	-0.06

Margins

170900.KS Margins by year
Period	Margins
2025	44.51%
2024	48.35%
2023	49.16%
2022	49.64%
2021	49.54%
2020	48.46%
2019	50.95%
2018	51.69%
2017	50.44%
2016	49.51%

Return on Capital

170900.KS Return on Capital by year
Period	Return on Capital
2025	-5.12%
2024	-0.17%
2023	1.63%
2022	1.85%
2021	1.95%
2020	4.22%
2019	10.98%
2018	1.38%
2017	-0.93%
2016	1.8%

Shares Outstanding

170900.KS Shares Outstanding by year
Period	Shares Outstanding
2025	9.53M
2024	9.16M
2023	8.6M
2022	8.75M
2021	8.61M
2020	8.44M
2019	8.44M
2018	8.44M
2017	8.44M
2016	8.44M

Dividends (KRW)

170900.KS Dividends (KRW) by year
Period	Dividends (KRW)
2026	700
2025	666.67
2023	653.59
2022	640.78
2021	897.45
2020	897.45
2019	897.45
2018	897.45
2017	448.72
2016	448.72

Book Value Per Share (KRW)

170900.KS Book Value Per Share (KRW) by year
Period	Book Value Per Share (KRW)
2025	70455.11
2024	77355.42
2023	79467.19
2022	78909.25
2021	76270.19
2020	76092.34
2019	76538.02
2018	68658.01
2017	68874.87
2016	69818.02

Total Assets (KRW)

170900.KS Total Assets (KRW) by year
Period	Total Assets (KRW)
2025	1.41T
2024	1.39T
2023	1.32T
2022	1.16T
2021	1.12T
2020	980.67B
2019	1.01T
2018	948.67B
2017	899.72B
2016	1.07T

PE Ratio

170900.KS PE Ratio by year
Period	PE Ratio
Jun 24	41.18
Jun 24	41.58
Jun 24	40.07
Jun 24	42.1
May 24	39.55
May 24	39.81
May 24	43.02
May 24	42.69
May 24	42.43
Apr 24	44.19
Apr 24	45.24
Apr 24	44.85
Apr 24	45.11
Mar 24	120.46
Mar 24	120.3
Mar 24	120.95
Mar 24	135.42
Feb 24	121.76
Feb 24	113.63
Feb 24	110.54
Feb 24	106.8
Feb 24	112.49
Jan 24	113.79
Jan 24	114.77
Jan 24	107.29
Jan 24	108.27
Dec 23	28.88
Dec 23	27.58
Dec 23	25
Dec 23	26.06
Dec 23	24.05
Nov 23	23.89
Nov 23	23.81
Nov 23	23.56
Nov 23	23.56
Oct 23	22.01
Oct 23	22.87
Oct 23	25.78
Oct 23	24.75
Sep 23	23.26
Sep 23	23.07
Sep 23	25.98
Sep 23	27.06
Sep 23	22.33
Aug 23	23.88
Aug 23	24.19
Aug 23	27.65
Aug 23	21.48
Jul 23	20.36
Jul 23	21.48
Jul 23	21.71
Jul 23	21.4
Jun 23	22.22
Jun 23	29.68
Jun 23	29.79
Jun 23	30.59
Jun 23	31.9
May 23	32.07
May 23	31.95
May 23	31.33
May 23	32.18
Apr 23	31.1
Apr 23	31.56
Apr 23	33.09
Apr 23	32.52
Mar 23	31.16
Mar 23	18.91
Mar 23	19.29
Mar 23	21.18
Mar 23	20.83
Feb 23	21.59
Feb 23	21.94
Feb 23	22.43
Feb 23	22.43
Jan 23	22.47
Jan 23	21.42
Jan 23	21.35
Jan 23	20.97
Dec 22	21.21
Dec 22	42.27
Dec 22	41.21
Dec 22	41.74
Dec 22	40.41
Nov 22	40.74
Nov 22	41.81
Nov 22	40.28
Nov 22	38.48
Oct 22	35.49
Oct 22	33.17
Oct 22	31.94
Oct 22	33.76
Sep 22	33.1
Sep 22	25.92
Sep 22	28.05
Sep 22	27.44
Sep 22	28.2
Aug 22	29.02
Aug 22	29.42
Aug 22	30.29
Aug 22	30.49

Free Cash Flow Yield

170900.KS Free Cash Flow Yield by year
Period	Free Cash Flow Yield
Sep 26	-3.02%
Sep 26	-3.04%
Sep 26	-2.98%
Aug 26	-2.88%
Aug 26	-2.98%
Aug 26	-2.86%
Aug 26	-2.88%
Jul 26	-3.2%
Jul 26	-3.04%
Jul 26	-3.07%
Jul 26	-3.03%
Jul 26	-3.13%
Jun 26	-0.77%
Jun 26	-0.72%
Jun 26	-0.66%
Jun 26	-0.64%
May 26	-0.61%
May 26	-0.58%
May 26	-0.58%
May 26	-0.57%
Apr 26	-0.55%
Apr 26	-0.53%
Apr 26	-0.53%
Apr 26	-0.54%
Apr 26	-0.56%
Mar 26	-4.49%
Mar 26	-4.68%
Mar 26	-4.67%
Mar 26	-4.17%
Feb 26	-3.93%
Feb 26	-3.94%
Feb 26	-3.9%
Feb 26	-3.68%
Jan 26	-3.75%
Jan 26	-3.96%
Jan 26	-4.04%
Jan 26	-3.92%
Jan 26	-3.99%
Dec 25	-0.4%
Dec 25	-0.39%
Dec 25	-0.37%
Dec 25	-0.44%
Nov 25	-0.46%
Nov 25	-0.47%
Nov 25	-0.48%
Nov 25	-0.49%
Oct 25	-0.51%
Oct 25	-0.54%
Oct 25	-0.55%
Oct 25	-0.55%
Oct 25	-0.54%
Sep 25	-5.31%
Sep 25	-5.17%
Sep 25	-5.28%
Sep 25	-5.54%
Aug 25	-5.57%
Aug 25	-5.48%
Aug 25	-5.36%
Aug 25	-5.39%
Aug 25	-5.44%
Jul 25	-5.09%
Jul 25	-4.86%
Jul 25	-4.91%
Jul 25	-5.02%
Jun 25	-11.27%
Jun 25	-11.16%
Jun 25	-11.39%
Jun 25	-11.13%
May 25	-11.03%
May 25	-11.39%
May 25	-11.34%
May 25	-11.39%
May 25	-11.34%
Apr 25	-11.76%
Apr 25	-11.89%
Apr 25	-12.23%
Apr 25	-12%
Mar 25	-8.41%
Mar 25	-8.11%
Mar 25	-8.23%
Mar 25	-8.22%
Feb 25	-8.19%
Feb 25	-7.54%
Feb 25	-7.79%
Feb 25	-7.57%
Jan 25	-7.65%
Jan 25	-7.74%
Jan 25	-7.53%
Jan 25	-6.52%
Jan 25	-6.43%
Dec 24	-14.67%
Dec 24	-14.04%
Dec 24	-14.6%
Dec 24	-14.3%
Nov 24	-13.85%
Nov 24	-13.67%
Nov 24	-12.35%
Nov 24	-11.2%
Nov 24	-11.19%
Oct 24	-11.46%

Price to Sales

170900.KS Price to Sales by year
Period	Price to Sales
Sep 26	0.42
Sep 26	0.42
Sep 26	0.43
Aug 26	0.44
Aug 26	0.43
Aug 26	0.45
Aug 26	0.44
Jul 26	0.4
Jul 26	0.42
Jul 26	0.42
Jul 26	0.42
Jul 26	0.41
Jun 26	0.38
Jun 26	0.4
Jun 26	0.44
Jun 26	0.45
May 26	0.47
May 26	0.49
May 26	0.49
May 26	0.51
Apr 26	0.52
Apr 26	0.54
Apr 26	0.55
Apr 26	0.53
Apr 26	0.51
Mar 26	0.54
Mar 26	0.52
Mar 26	0.52
Mar 26	0.59
Feb 26	0.62
Feb 26	0.62
Feb 26	0.63
Feb 26	0.66
Jan 26	0.65
Jan 26	0.62
Jan 26	0.6
Jan 26	0.62
Jan 26	0.61
Dec 25	0.86
Dec 25	0.89
Dec 25	0.92
Dec 25	0.78
Nov 25	0.75
Nov 25	0.73
Nov 25	0.72
Nov 25	0.71
Oct 25	0.68
Oct 25	0.63
Oct 25	0.62
Oct 25	0.62
Oct 25	0.63
Sep 25	0.51
Sep 25	0.52
Sep 25	0.51
Sep 25	0.49
Aug 25	0.48
Aug 25	0.49
Aug 25	0.5
Aug 25	0.5
Aug 25	0.5
Jul 25	0.53
Jul 25	0.55
Jul 25	0.55
Jul 25	0.54
Jun 25	0.54
Jun 25	0.54
Jun 25	0.53
Jun 25	0.55
May 25	0.55
May 25	0.53
May 25	0.54
May 25	0.53
May 25	0.54
Apr 25	0.52
Apr 25	0.51
Apr 25	0.5
Apr 25	0.51
Mar 25	0.48
Mar 25	0.5
Mar 25	0.49
Mar 25	0.49
Feb 25	0.49
Feb 25	0.53
Feb 25	0.52
Feb 25	0.53
Jan 25	0.53
Jan 25	0.52
Jan 25	0.53
Jan 25	0.62
Jan 25	0.63
Dec 24	0.62
Dec 24	0.65
Dec 24	0.63
Dec 24	0.64
Nov 24	0.66
Nov 24	0.67
Nov 24	0.74
Nov 24	0.82
Nov 24	0.82
Oct 24	0.8

EV/EBITDA

170900.KS EV/EBITDA by year
Period	EV/EBITDA
Jun 26	16.46
Jun 26	17.08
Jun 26	17.87
Jun 26	18.27
May 26	18.74
May 26	19.28
May 26	19.29
May 26	19.66
Apr 26	19.96
Apr 26	20.5
Apr 26	20.62
Apr 26	20.26
Apr 26	19.72
Mar 26	4.48
Mar 26	4.36
Mar 26	4.37
Mar 26	4.7
Feb 26	4.88
Feb 26	4.88
Feb 26	4.91
Feb 26	5.11
Jan 26	5.04
Jan 26	4.87
Jan 26	4.8
Jan 26	4.9
Jan 26	4.84
Dec 25	6.47
Dec 25	6.64
Dec 25	6.8
Dec 25	6
Nov 25	5.86
Nov 25	5.77
Nov 25	5.71
Nov 25	5.62
Oct 25	5.46
Oct 25	5.21
Oct 25	5.15
Oct 25	5.16
Oct 25	5.21
Sep 25	4.35
Sep 25	4.43
Sep 25	4.37
Sep 25	4.24
Aug 25	4.22
Aug 25	4.27
Aug 25	4.32
Aug 25	4.31
Aug 25	4.29
Jul 25	4.47
Jul 25	4.6
Jul 25	4.57
Jul 25	4.51
Jun 25	19.68
Jun 25	19.81
Jun 25	19.55
Jun 25	19.85
May 25	19.96
May 25	19.55
May 25	19.6
May 25	19.55
May 25	19.6
Apr 25	19.14
Apr 25	19
Apr 25	18.66
Apr 25	18.89
Mar 25	34.13
Mar 25	34.98
Mar 25	34.62
Mar 25	34.66
Feb 25	34.74
Feb 25	36.77
Feb 25	35.94
Feb 25	36.67
Jan 25	36.42
Jan 25	36.12
Jan 25	36.82
Jan 25	40.79
Jan 25	41.19
Dec 24	34.39
Dec 24	35.48
Dec 24	34.52
Dec 24	35.02
Nov 24	35.81
Nov 24	36.15
Nov 24	38.9
Nov 24	41.82
Nov 24	41.87
Oct 24	41.11
Oct 24	43.41
Oct 24	42.28
Oct 24	40.24
Sep 24	26.74
Sep 24	27.54
Sep 24	27.13
Sep 24	26.69
Aug 24	28.04
Aug 24	27.95
Aug 24	26.66
Aug 24	26.25
Aug 24	26.36

Price/Operating Cashflow

170900.KS Price/Operating Cashflow by year
Period	Price/Operating Cashflow
Sep 26	26.23
Sep 26	26.05
Sep 26	26.55
Aug 26	27.49
Aug 26	26.62
Aug 26	27.67
Aug 26	27.49
Jul 26	24.76
Jul 26	26.08
Jul 26	25.83
Jul 26	26.12
Jul 26	25.33
Jun 26	14.08
Jun 26	15.05
Jun 26	16.26
Jun 26	16.87
May 26	17.6
May 26	18.43
May 26	18.45
May 26	19.03
Apr 26	19.49
Apr 26	20.32
Apr 26	20.5
Apr 26	19.95
Apr 26	19.11
Mar 26	50.57
Mar 26	48.47
Mar 26	48.58
Mar 26	54.42
Feb 26	57.68
Feb 26	57.57
Feb 26	58.12
Feb 26	61.65
Jan 26	60.44
Jan 26	57.35
Jan 26	56.13
Jan 26	57.9
Jan 26	56.91
Dec 25	23.02
Dec 25	23.83
Dec 25	24.6
Dec 25	20.73
Nov 25	20.07
Nov 25	19.62
Nov 25	19.33
Nov 25	18.88
Oct 25	18.11
Oct 25	16.88
Oct 25	16.61
Oct 25	16.62
Oct 25	16.9
Sep 25	63.85
Sep 25	65.63
Sep 25	64.26
Sep 25	61.24
Aug 25	60.83
Aug 25	61.86
Aug 25	63.23
Aug 25	62.89
Aug 25	62.34
Jul 25	66.59
Jul 25	69.75
Jul 25	69.07
Jul 25	67.49
Mar 25	784.97
Mar 25	813.85
Mar 25	801.6
Mar 25	803.04
Feb 25	805.61
Feb 25	875.1
Feb 25	846.79
Feb 25	871.67
Jan 25	863.09
Jan 25	852.8
Jan 25	876.82
Jan 25	1012.38
Jan 25	1026.1
Jun 24	187.83
Jun 24	189.62
Jun 24	182.75
Jun 24	192.01
May 24	180.36
May 24	181.56
May 24	196.19
May 24	194.69
May 24	193.5
Apr 24	201.56
Apr 24	206.34
Apr 24	204.55
Apr 24	205.74
Dec 23	31.96
Dec 23	30.52
Dec 23	27.66
Dec 23	28.84
Dec 23	26.62
Nov 23	26.44
Nov 23	26.35
Nov 23	26.07
Nov 23	26.07
Oct 23	24.35

Price to Book

170900.KS Price to Book by year
Period	Price to Book
Sep 26	0.52
Sep 26	0.51
Sep 26	0.52
Aug 26	0.54
Aug 26	0.52
Aug 26	0.54
Aug 26	0.54
Jul 26	0.49
Jul 26	0.51
Jul 26	0.51
Jul 26	0.51
Jul 26	0.5
Jun 26	0.45
Jun 26	0.49
Jun 26	0.52
Jun 26	0.54
May 26	0.57
May 26	0.59
May 26	0.6
May 26	0.61
Apr 26	0.63
Apr 26	0.66
Apr 26	0.66
Apr 26	0.64
Apr 26	0.62
Mar 26	0.65
Mar 26	0.62
Mar 26	0.62
Mar 26	0.7
Feb 26	0.74
Feb 26	0.74
Feb 26	0.74
Feb 26	0.79
Jan 26	0.77
Jan 26	0.73
Jan 26	0.72
Jan 26	0.74
Jan 26	0.73
Dec 25	0.96
Dec 25	1
Dec 25	1.03
Dec 25	0.87
Nov 25	0.84
Nov 25	0.82
Nov 25	0.81
Nov 25	0.79
Oct 25	0.76
Oct 25	0.71
Oct 25	0.69
Oct 25	0.7
Oct 25	0.71
Sep 25	0.53
Sep 25	0.55
Sep 25	0.54
Sep 25	0.51
Aug 25	0.51
Aug 25	0.52
Aug 25	0.53
Aug 25	0.52
Aug 25	0.52
Jul 25	0.56
Jul 25	0.58
Jul 25	0.58
Jul 25	0.56
Jun 25	0.53
Jun 25	0.54
Jun 25	0.52
Jun 25	0.54
May 25	0.54
May 25	0.52
May 25	0.53
May 25	0.52
May 25	0.53
Apr 25	0.51
Apr 25	0.5
Apr 25	0.49
Apr 25	0.5
Mar 25	0.49
Mar 25	0.51
Mar 25	0.5
Mar 25	0.5
Feb 25	0.51
Feb 25	0.55
Feb 25	0.53
Feb 25	0.55
Jan 25	0.54
Jan 25	0.54
Jan 25	0.55
Jan 25	0.64
Jan 25	0.64
Dec 24	0.62
Dec 24	0.65
Dec 24	0.63
Dec 24	0.64
Nov 24	0.66
Nov 24	0.67
Nov 24	0.74
Nov 24	0.82
Nov 24	0.82
Oct 24	0.8

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Dong-A ST Co., Ltd.

Video analysis: 170900.KS

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