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How does 010170.KQ make money? Does 010170.KQ have pricing power? What's the Earnings Whisper? Will 010170.KQ profit more as the business scales? What is 010170.KQ's management track record? Is 010170.KQ's current price justified?

Taihan Fiber Optics Co., Ltd

₩16100 +$13417.02 (+500.08%)

KOE · 16 Sep 2026 06:30 UTC

Previous Close

₩14140

Day Range

₩14300₩16500

Year Range

₩1272₩31500

Market Cap

2.5T

AVG Volume

20.85M

Trailing/Forward PE

-91.33/53.66

PEG ratio

-0.78

Dividend Yield

Next Earnings Date

Primary Exchange

KOSDAQ

Revenue (KRW)

010170.KQ Revenue (KRW) by quarter
Period	Revenue (KRW)
26 Q2	49.05B
26 Q1	34.25B
25 Q4	29.12B
25 Q3	43.3B
25 Q2	41.64B
25 Q1	25.39B
24 Q4	35.79B
24 Q3	43.93B
24 Q2	40.17B
24 Q1	32.83B

Net Income (KRW)

010170.KQ Net Income (KRW) by quarter
Period	Net Income (KRW)
26 Q2	458.17M
26 Q1	-3.67B
25 Q4	-11.67B
25 Q3	-8.19B
25 Q2	-1.08B
25 Q1	-7.03B
24 Q4	-30.94B
24 Q3	-6.69B
24 Q2	-7.96B
24 Q1	-10.44B

Operating Income (KRW)

010170.KQ Operating Income (KRW) by quarter
Period	Operating Income (KRW)
26 Q2	892.88M
26 Q1	-4.67B
25 Q4	-4.6B
25 Q3	-6.71B
25 Q2	-2.77B
25 Q1	-6.92B
24 Q4	-13.72B
24 Q3	-4.44B
24 Q2	-3.18B
24 Q1	-8.12B

EBITDA (KRW)

010170.KQ EBITDA (KRW) by quarter
Period	EBITDA (KRW)
26 Q2	2.87B
26 Q1	-3.19B
25 Q4	-12.87B
25 Q3	-5.19B
25 Q2	4B
25 Q1	-3.59B
24 Q4	-25.42B
24 Q3	-3.24B
24 Q2	-3.71B
24 Q1	-6.57B

Cash Flows (KRW)

010170.KQ Cash Flows (KRW) by quarter
Period	Cash Flows (KRW)
26 Q2	-7.35B
26 Q1	-14.39B
25 Q4	1.72B
25 Q3	-793.52M
25 Q2	-8.49B
25 Q1	-5.53B
24 Q4	1.15B
24 Q3	-5.79B
24 Q2	-12.6B
24 Q1	-11.3B

EPS (KRW)

010170.KQ EPS (KRW) by quarter
Period	EPS (KRW)
26 Q2	2.95
26 Q1	-26.51
25 Q4	-84.73
25 Q3	-68
25 Q2	-11.99
25 Q1	-78
24 Q4	-381
24 Q3	-82.4
24 Q2	-106.89
24 Q1	-140.08

Expenses (KRW)

010170.KQ Expenses (KRW) by quarter
Period	Expenses (KRW)
26 Q2	9.67B
26 Q1	4.73B
25 Q4	3.89B
25 Q3	5.19B
25 Q2	4.65B
25 Q1	3.83B
24 Q4	4.75B
24 Q3	3.84B
24 Q2	7.59B
24 Q1	9.44B

Cash & Debt (KRW)

010170.KQ Cash & Debt (KRW) by quarter
Period	Cash & Debt (KRW)
26 Q2	30.82B
26 Q1	44.91B
25 Q4	23.28B
25 Q3	21.72B
25 Q2	17.44B
25 Q1	19B
24 Q4	22.01B
24 Q3	10.48B
24 Q2	28.57B
24 Q1	40.32B

Debt ratios

010170.KQ Debt ratios by quarter
Period	Debt ratios
26 Q2	-3.97
26 Q1	-2.59
25 Q4	-4.68
25 Q3	-2.85
25 Q2	-3.45
25 Q1	-2.46
24 Q4	-2.5
24 Q3	-4.07
24 Q2	-2.93
24 Q1	-2.64

Margins

010170.KQ Margins by quarter
Period	Margins
26 Q2	17.7%
26 Q1	7.74%
25 Q4	1.89%
25 Q3	0.52%
25 Q2	6.16%
25 Q1	-0.73%
24 Q4	-4.61%
24 Q3	4.66%
24 Q2	10.78%
24 Q1	-4.96%

Return on Capital

010170.KQ Return on Capital by quarter
Period	Return on Capital
26 Q2	0.41%
26 Q1	-3.17%
25 Q4	-17.51%
25 Q3	-11.77%
25 Q2	-1.98%
25 Q1	-12.73%
24 Q4	-75.79%
24 Q3	-13.12%
24 Q2	-13.78%
24 Q1	-15.9%

Shares Outstanding

010170.KQ Shares Outstanding by quarter
Period	Shares Outstanding
26 Q2	155.49M
26 Q1	138.51M
25 Q4	137.74M
25 Q3	120.39M
25 Q2	90.18M
25 Q1	90.18M
24 Q4	81.39M
24 Q3	81.22M
24 Q2	74.51M
24 Q1	74.51M

Book Value Per Share (KRW)

010170.KQ Book Value Per Share (KRW) by quarter
Period	Book Value Per Share (KRW)
26 Q2	718.88
26 Q1	837.45
25 Q4	483.89
25 Q3	577.61
25 Q2	604.1
25 Q1	612.49
24 Q4	501.63
24 Q3	628.01
24 Q2	775.49
24 Q1	881.23

Total Assets (KRW)

010170.KQ Total Assets (KRW) by quarter
Period	Total Assets (KRW)
26 Q2	285.27B
26 Q1	251.37B
25 Q4	219.02B
25 Q3	219.36B
25 Q2	210.47B
25 Q1	207.41B
24 Q4	209.66B
24 Q3	208.85B
24 Q2	224.81B
24 Q1	232.98B

PE Ratio

010170.KQ PE Ratio by quarter
Period	PE Ratio
Sep 23	49.58
Sep 23	50.25
Sep 23	51.2
Sep 23	52.55
Sep 23	55.4
Aug 23	54.48
Aug 23	53.87
Aug 23	63.51
Aug 23	61.21
Jul 23	63.66
Jul 23	66.72
Jul 23	74.22
Jul 23	68.56
Jun 23	70.39
Sep 19	20.75
Sep 19	21.32
Sep 19	20.16
Sep 19	21.11
Aug 19	20.34
Aug 19	18.52
Aug 19	17.23
Aug 19	17.62
Aug 19	18.57
Jul 19	19.8
Jul 19	20.7
Jul 19	21.52
Jul 19	22.37
Jun 19	13.64
Jun 19	14.28
Jun 19	15.67
Jun 19	14.11
May 19	13.25
May 19	12.88
May 19	12.96
May 19	14.25
May 19	15.58
Apr 19	12.36
Apr 19	12.95
Apr 19	13.14
Apr 19	12.88
Mar 19	9.97
Mar 19	12.2
Mar 19	12.07
Mar 19	11.94
Feb 19	12.6
Feb 19	12.9
Feb 19	12.98
Feb 19	12.83
Feb 19	12.9
Jan 19	13.42
Jan 19	13.17
Jan 19	13.45
Jan 19	13.12
Dec 18	11.19
Dec 18	10.67
Dec 18	10.75
Dec 18	10.6
Nov 18	11.1
Nov 18	10.65
Nov 18	10.36
Nov 18	12.44
Nov 18	11.63
Oct 18	11.19
Oct 18	12.73
Oct 18	12.92
Oct 18	13.6
Sep 18	14.96
Sep 18	21.1
Sep 18	22.63
Sep 18	23.37
Aug 18	22.56
Aug 18	21.52
Aug 18	22.07
Aug 18	21.43
Aug 18	20.36
Jul 18	20.84
Jul 18	19.61
Jul 18	19.97
Jul 18	18.87
Jun 18	19.71
Jun 18	25.74
Jun 18	27.46
Jun 18	28.8
Jun 18	29.31
May 18	27.39
May 18	26.72
May 18	28.13
May 18	29.78
Apr 18	26.68
Apr 18	26.56
Apr 18	25.68
Apr 18	22.35
Mar 18	40.74
Mar 18	40.67
Mar 18	42.69
Mar 18	38.53
Mar 18	39.31
Feb 18	45.49
Feb 18	45.68
Feb 18	45.42

Free Cash Flow Yield

010170.KQ Free Cash Flow Yield by quarter
Period	Free Cash Flow Yield
Sep 26	-1.12%
Sep 26	-1.12%
Sep 26	-1.22%
Aug 26	-1.11%
Aug 26	-1.31%
Aug 26	-1.18%
Aug 26	-1.38%
Jul 26	-1.86%
Jul 26	-1.6%
Jul 26	-1.54%
Jul 26	-1.26%
Jul 26	-1.29%
Jun 26	-0.73%
Jun 26	-0.58%
Jun 26	-0.5%
Jun 26	-0.53%
May 26	-0.42%
May 26	-0.39%
May 26	-0.41%
May 26	-0.43%
Apr 26	-0.63%
Apr 26	-0.71%
Apr 26	-0.61%
Apr 26	-0.53%
Apr 26	-0.75%
Mar 26	-1.22%
Mar 26	-1.52%
Mar 26	-1.53%
Mar 26	-2.38%
Feb 26	-2.64%
Feb 26	-2.76%
Feb 26	-3.29%
Feb 26	-3.63%
Jan 26	-3.28%
Jan 26	-3.79%
Jan 26	-3.78%
Jan 26	-3.41%
Jan 26	-4.23%
Dec 25	-9.64%
Dec 25	-9.66%
Dec 25	-9.23%
Dec 25	-8.75%
Nov 25	-8.75%
Nov 25	-10.39%
Nov 25	-9.47%
Nov 25	-7.78%
Oct 25	-9.56%
Oct 25	-10.71%
Oct 25	-11.25%
Oct 25	-15%
Oct 25	-15.01%
Sep 25	-17.56%
Sep 25	-15.75%
Sep 25	-15.28%
Sep 25	-18.86%
Aug 25	-21.72%
Aug 25	-22.92%
Aug 25	-25.59%
Aug 25	-23.34%
Aug 25	-25.51%
Jul 25	-26.98%
Jul 25	-25.01%
Jul 25	-24.45%
Jul 25	-26.14%
Jun 25	-38.2%
Jun 25	-42.46%
Jun 25	-48.71%
Jun 25	-48.98%
May 25	-47.78%
May 25	-57.68%
May 25	-55.76%
May 25	-59.04%
May 25	-59.44%
Apr 25	-56.56%
Apr 25	-60.26%
Apr 25	-69.72%
Apr 25	-67.44%
Mar 25	-67.28%
Mar 25	-69.04%
Mar 25	-55.45%
Mar 25	-57.49%
Feb 25	-52.01%
Feb 25	-40.93%
Feb 25	-38.59%
Feb 25	-35.15%
Jan 25	-41.88%
Jan 25	-41.12%
Jan 25	-39.43%
Jan 25	-42.65%
Jan 25	-39.11%
Dec 24	-31.61%
Dec 24	-35.9%
Dec 24	-40.18%
Dec 24	-43.88%
Nov 24	-41.41%
Nov 24	-43.45%
Nov 24	-40.07%
Nov 24	-29.64%
Nov 24	-30.88%
Oct 24	-29.87%

Price to Sales

010170.KQ Price to Sales by quarter
Period	Price to Sales
Sep 26	13.21
Sep 26	13.22
Sep 26	12.15
Aug 26	13.37
Aug 26	11.32
Aug 26	12.49
Aug 26	10.7
Jul 26	7.97
Jul 26	9.27
Jul 26	9.62
Jul 26	11.77
Jul 26	11.43
Jun 26	12.92
Jun 26	16.13
Jun 26	18.81
Jun 26	17.86
May 26	22.42
May 26	24
May 26	22.72
May 26	22.08
Apr 26	14.96
Apr 26	13.2
Apr 26	15.39
Apr 26	17.55
Apr 26	12.58
Mar 26	7.66
Mar 26	6.13
Mar 26	6.1
Mar 26	3.93
Feb 26	3.54
Feb 26	3.39
Feb 26	2.84
Feb 26	2.57
Jan 26	2.85
Jan 26	2.47
Jan 26	2.47
Jan 26	2.74
Jan 26	2.21
Dec 25	1.32
Dec 25	1.32
Dec 25	1.38
Dec 25	1.45
Nov 25	1.45
Nov 25	1.22
Nov 25	1.34
Nov 25	1.63
Oct 25	1.33
Oct 25	1.19
Oct 25	1.13
Oct 25	0.85
Oct 25	0.85
Sep 25	0.89
Sep 25	1
Sep 25	1.03
Sep 25	0.83
Aug 25	0.72
Aug 25	0.68
Aug 25	0.61
Aug 25	0.67
Aug 25	0.61
Jul 25	0.58
Jul 25	0.63
Jul 25	0.64
Jul 25	0.6
Jun 25	0.49
Jun 25	0.44
Jun 25	0.38
Jun 25	0.38
May 25	0.39
May 25	0.32
May 25	0.34
May 25	0.32
May 25	0.31
Apr 25	0.33
Apr 25	0.31
Apr 25	0.27
Apr 25	0.28
Mar 25	0.27
Mar 25	0.27
Mar 25	0.33
Mar 25	0.32
Feb 25	0.35
Feb 25	0.45
Feb 25	0.48
Feb 25	0.52
Jan 25	0.44
Jan 25	0.45
Jan 25	0.47
Jan 25	0.43
Jan 25	0.47
Dec 24	0.44
Dec 24	0.39
Dec 24	0.34
Dec 24	0.32
Nov 24	0.33
Nov 24	0.32
Nov 24	0.34
Nov 24	0.47
Nov 24	0.45
Oct 24	0.46

EV/EBITDA

010170.KQ EV/EBITDA by quarter
Period	EV/EBITDA
Mar 24	171.21
Mar 24	174.75
Mar 24	168.37
Mar 24	169.29
Feb 24	178.9
Feb 24	183.35
Feb 24	186.43
Feb 24	184.58
Feb 24	184.89
Jan 24	190.96
Jan 24	195.96
Jan 24	194.42
Jan 24	192.12
Dec 23	15.66
Dec 23	15.57
Dec 23	15.84
Dec 23	15.57
Dec 23	15.64
Nov 23	15.9
Nov 23	15.74
Nov 23	15.73
Nov 23	16.51
Oct 23	15.49
Oct 23	15.49
Oct 23	16.5
Oct 23	16.83
Sep 23	15.4
Sep 23	15.51
Sep 23	15.68
Sep 23	15.91
Sep 23	16.41
Aug 23	16.25
Aug 23	16.14
Aug 23	17.81
Aug 23	17.41
Jul 23	17.84
Jul 23	18.37
Jul 23	19.67
Jul 23	18.69
Jun 23	19
Jun 23	31.12
Jun 23	33.55
Jun 23	28.32
Jun 23	27.99
May 23	27.81
May 23	28.5
May 23	27.83
May 23	28.02
Apr 23	27.64
Apr 23	29.23
Apr 23	30.61
Apr 23	30.29
Mar 23	32.26
Mar 20	78.39
Mar 20	68.06
Mar 20	86.91
Mar 20	124
Feb 20	120.55
Feb 20	130.69
Feb 20	137.17
Feb 20	128.46
Jan 20	116.5
Jan 20	141.02
Jan 20	145.08
Jan 20	142.04
Jan 20	144.67
Dec 19	32.6
Dec 19	33.95
Dec 19	34.63
Dec 19	33.9
Nov 19	33.12
Nov 19	33.33
Nov 19	35.56
Nov 19	40.17
Nov 19	41.11
Oct 19	39.55
Oct 19	41.73
Oct 19	39.86
Oct 19	39.6
Sep 19	20.11
Sep 19	20.69
Sep 19	19.5
Sep 19	20.48
Aug 19	19.68
Aug 19	17.79
Aug 19	16.46
Aug 19	16.86
Aug 19	17.84
Jul 19	19.12
Jul 19	20.05
Jul 19	20.91
Jul 19	21.79
Jun 19	13.27
Jun 19	13.95
Jun 19	15.44
Jun 19	13.77
May 19	12.85
May 19	12.46
May 19	12.54
May 19	13.92

Price/Operating Cashflow

010170.KQ Price/Operating Cashflow by quarter
Period	Price/Operating Cashflow
Sep 24	8.48
Sep 24	8.21
Sep 24	8.11
Sep 24	7.8
Aug 24	8.45
Aug 24	8.54
Aug 24	8.85
Aug 24	8.8
Aug 24	9.53
Jul 24	9.88
Jul 24	9.77
Jul 24	10.24
Jul 24	9.3
Jun 24	12.99
Jun 24	12.96
Jun 24	12.52
Jun 24	13.16
May 24	13.42
May 24	14.26
May 24	13.5
May 24	14.26
May 24	13.5
Apr 24	12.58
Apr 24	12.61
Apr 24	13.38
Apr 24	12.11
Mar 21	27.97
Mar 21	29.37
Mar 21	27.8
Mar 21	28.18
Feb 21	28.35
Feb 21	32.41
Feb 21	32.33
Feb 21	32.28
Jan 21	33.47
Jan 21	34.99
Jan 21	34.65
Jan 21	34.74
Dec 20	32.75
Mar 19	34.8
Mar 19	42.58
Mar 19	42.1
Mar 19	41.67
Feb 19	43.97
Feb 19	45.01
Feb 19	45.27
Feb 19	44.75
Feb 19	45.01
Jan 19	46.84
Jan 19	45.97
Jan 19	46.93
Jan 19	45.8
Dec 18	15.82
Dec 18	15.09
Dec 18	15.2
Dec 18	14.99
Nov 18	15.7
Nov 18	15.06
Nov 18	14.64
Nov 18	17.59
Nov 18	16.44
Oct 18	15.82
Oct 18	18
Oct 18	18.28
Oct 18	19.24
Sep 18	21.16
Sep 18	71.08
Sep 18	76.21
Sep 18	78.72
Aug 18	75.99
Aug 18	72.5
Aug 18	74.36
Aug 18	72.17
Aug 18	68.57
Jul 18	70.21
Jul 18	66.06
Jul 18	67.26
Jul 18	63.55
Jun 18	66.39
Jun 18	41.16
Jun 18	43.92
Jun 18	46.05
Jun 18	46.87
May 18	43.79
May 18	42.73
May 18	44.99
May 18	47.62
Apr 18	42.66
Apr 18	42.48
Apr 18	41.06
Apr 18	35.74
Mar 18	21.14
Mar 18	21.1
Mar 18	22.15
Mar 18	19.99
Mar 18	20.39
Feb 18	23.6
Feb 18	23.7
Feb 18	23.57
Feb 18	23.8

Price to Book

010170.KQ Price to Book by quarter
Period	Price to Book
Sep 26	16.88
Sep 26	16.9
Sep 26	15.54
Aug 26	17.09
Aug 26	14.47
Aug 26	15.97
Aug 26	13.68
Jul 26	10.19
Jul 26	11.85
Jul 26	12.3
Jul 26	15.05
Jul 26	14.62
Jun 26	27.03
Jun 26	33.75
Jun 26	39.35
Jun 26	37.36
May 26	46.91
May 26	50.22
May 26	47.53
May 26	46.19
Apr 26	31.31
Apr 26	27.61
Apr 26	32.2
Apr 26	36.72
Apr 26	26.33
Mar 26	16.1
Mar 26	12.88
Mar 26	12.81
Mar 26	8.25
Feb 26	7.44
Feb 26	7.12
Feb 26	5.97
Feb 26	5.41
Jan 26	5.99
Jan 26	5.19
Jan 26	5.19
Jan 26	5.77
Jan 26	4.64
Dec 25	3.55
Dec 25	3.55
Dec 25	3.71
Dec 25	3.91
Nov 25	3.91
Nov 25	3.3
Nov 25	3.62
Nov 25	4.4
Oct 25	3.58
Oct 25	3.2
Oct 25	3.04
Oct 25	2.28
Oct 25	2.28
Sep 25	2.35
Sep 25	2.62
Sep 25	2.7
Sep 25	2.19
Aug 25	1.9
Aug 25	1.8
Aug 25	1.61
Aug 25	1.77
Aug 25	1.62
Jul 25	1.53
Jul 25	1.65
Jul 25	1.69
Jul 25	1.58
Jun 25	1.83
Jun 25	1.65
Jun 25	1.44
Jun 25	1.43
May 25	1.46
May 25	1.21
May 25	1.25
May 25	1.18
May 25	1.18
Apr 25	1.24
Apr 25	1.16
Apr 25	1
Apr 25	1.04
Mar 25	0.81
Mar 25	0.79
Mar 25	0.99
Mar 25	0.95
Feb 25	1.05
Feb 25	1.34
Feb 25	1.42
Feb 25	1.56
Jan 25	1.31
Jan 25	1.33
Jan 25	1.39
Jan 25	1.28
Jan 25	1.4
Dec 24	1.13
Dec 24	0.99
Dec 24	0.89
Dec 24	0.81
Nov 24	0.86
Nov 24	0.82
Nov 24	0.89
Nov 24	1.2
Nov 24	1.15
Oct 24	1.19

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Taihan Fiber Optics Co., Ltd

Video analysis: 010170.KQ

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