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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 quarter
Period	Revenue (KRW)
26 Q2	224.66B
26 Q1	203.58B
25 Q4	216.78B
25 Q3	215.93B
25 Q2	193.99B
25 Q1	182.09B
24 Q4	178.62B
24 Q3	191.5B
24 Q2	172.38B
24 Q1	155.36B

Net Income (KRW)

170900.KS Net Income (KRW) by quarter
Period	Net Income (KRW)
26 Q2	2.73B
26 Q1	8.66B
25 Q4	-17.71B
25 Q3	9.24B
25 Q2	-17.72B
25 Q1	-8.17B
24 Q4	16.14B
24 Q3	-9.08B
24 Q2	328.33M
24 Q1	-8.61B

Operating Income (KRW)

170900.KS Operating Income (KRW) by quarter
Period	Operating Income (KRW)
26 Q2	6.31B
26 Q1	7.76B
25 Q4	-2.73B
25 Q3	13.99B
25 Q2	-5.83B
25 Q1	-4.81B
24 Q4	-7.27B
24 Q3	4.35B
24 Q2	-5.98B
24 Q1	-16.1B

EBITDA (KRW)

170900.KS EBITDA (KRW) by quarter
Period	EBITDA (KRW)
26 Q2	13.57B
26 Q1	15.67B
25 Q4	-87.7B
25 Q3	22.11B
25 Q2	2.41B
25 Q1	96.63B
24 Q4	25.14B
24 Q3	11.82B
24 Q2	1.15B
24 Q1	-9.13B

Cash Flows (KRW)

170900.KS Cash Flows (KRW) by quarter
Period	Cash Flows (KRW)
26 Q2	-3.42B
26 Q1	-19.98B
25 Q4	-10.12B
25 Q3	3.33B
25 Q2	16.14B
25 Q1	-11.69B
24 Q4	-26.6B
24 Q3	19.58B
24 Q2	-837.42M
24 Q1	-34.5B

EPS (KRW)

170900.KS EPS (KRW) by quarter
Period	EPS (KRW)
26 Q2	283
26 Q1	855
25 Q4	-2802.41
25 Q3	1010
25 Q2	-1480
25 Q1	-891.57
24 Q4	1761.36
24 Q3	-1050
24 Q2	37.98
24 Q1	-996.04

Expenses (KRW)

170900.KS Expenses (KRW) by quarter
Period	Expenses (KRW)
26 Q2	101.01B
26 Q1	55.96B
25 Q4	63.32B
25 Q3	56.58B
25 Q2	63.92B
25 Q1	130.01B
24 Q4	66.89B
24 Q3	125.19B
24 Q2	90.93B
24 Q1	101.89B

Cash & Debt (KRW)

170900.KS Cash & Debt (KRW) by quarter
Period	Cash & Debt (KRW)
26 Q2	213.24B
26 Q1	228.65B
25 Q4	291.69B
25 Q3	314.83B
25 Q2	242.53B
25 Q1	257.86B
24 Q4	301.08B
24 Q3	379.38B
24 Q2	410.34B
24 Q1	295.78B

Debt ratios

170900.KS Debt ratios by quarter
Period	Debt ratios
26 Q2	-7.55
26 Q1	-5.55
25 Q4	7.34
25 Q3	1.61
25 Q2	1.74
25 Q1	1.62
24 Q4	6.71
24 Q3	11.16
24 Q2	10.39
24 Q1	7.06

Margins

170900.KS Margins by quarter
Period	Margins
26 Q2	45.31%
26 Q1	42.6%
25 Q4	41.48%
25 Q3	45.16%
25 Q2	43.53%
25 Q1	48.41%
24 Q4	47.28%
24 Q3	47.59%
24 Q2	49.32%
24 Q1	49.43%

Return on Capital

170900.KS Return on Capital by quarter
Period	Return on Capital
26 Q2	0.4%
26 Q1	1.27%
25 Q4	-2.64%
25 Q3	1.43%
25 Q2	-2.65%
25 Q1	-1.18%
24 Q4	2.28%
24 Q3	-1.34%
24 Q2	0.05%
24 Q1	-1.29%

Shares Outstanding

170900.KS Shares Outstanding by quarter
Period	Shares Outstanding
26 Q2	9.64M
26 Q1	9.64M
25 Q4	9.53M
25 Q3	9.15M
25 Q2	11.98M
25 Q1	9.16M
24 Q4	9.16M
24 Q3	8.64M
24 Q2	8.64M
24 Q1	8.65M

Dividends (KRW)

170900.KS Dividends (KRW) by quarter
Period	Dividends (KRW)
Mar 26	700
Mar 25	666.67
Dec 23	653.59
Dec 22	640.78
Dec 21	897.45
Dec 20	897.45
Dec 19	897.45
Dec 18	897.45
Dec 17	448.72
Dec 16	448.72

Book Value Per Share (KRW)

170900.KS Book Value Per Share (KRW) by quarter
Period	Book Value Per Share (KRW)
26 Q2	69898.34
26 Q1	70699.27
25 Q4	70455.11
25 Q3	70776.15
25 Q2	55755.91
25 Q1	75415.32
24 Q4	77355.42
24 Q3	78581.92
24 Q2	78103.11
24 Q1	77236.3

Total Assets (KRW)

170900.KS Total Assets (KRW) by quarter
Period	Total Assets (KRW)
26 Q2	1.35T
26 Q1	1.36T
25 Q4	1.41T
25 Q3	1.42T
25 Q2	1.33T
25 Q1	1.34T
24 Q4	1.39T
24 Q3	1.39T
24 Q2	1.43T
24 Q1	1.31T

PE Ratio

170900.KS PE Ratio by quarter
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 quarter
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 quarter
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 quarter
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 quarter
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 quarter
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.

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