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Yankey Engineering Co., Ltd.

TWD 618 +$114.36 (+22.71%)
TAI · 16 Sep 2026 05:30 UTC
Previous Close
TWD 608
Day Range
TWD 610TWD 624
Year Range
TWD 388.64TWD 758.18
Market Cap
74.53B
AVG Volume
818.81K
Trailing/Forward PE
19.51/19.37
PEG ratio
1.15
Dividend Yield
3.40%
Next Earnings Date
2026-10-30
Primary Exchange
Taiwan Stock ExchangeTW
Revenue (TWD)
05B10B15B24 Q124 Q224 Q324 Q425 Q125 Q225 Q325 Q426 Q126 Q2
6691.TW Revenue (TWD) by quarter
PeriodRevenue (TWD)
26 Q211.13B
26 Q16.98B
25 Q46.97B
25 Q35.55B
25 Q25.88B
25 Q13.95B
24 Q45.24B
24 Q33.77B
24 Q23.43B
24 Q12.75B
Net Income (TWD)
0500M1B1.5B24 Q124 Q224 Q324 Q425 Q125 Q225 Q325 Q426 Q126 Q2
6691.TW Net Income (TWD) by quarter
PeriodNet Income (TWD)
26 Q21.45B
26 Q1866.94M
25 Q4979.16M
25 Q3735.44M
25 Q2673.61M
25 Q1597.25M
24 Q4665.52M
24 Q3549.41M
24 Q2453.98M
24 Q1361.1M
Operating Income (TWD)
0500M1B1.5B2B24 Q124 Q224 Q324 Q425 Q125 Q225 Q325 Q426 Q126 Q2
6691.TW Operating Income (TWD) by quarter
PeriodOperating Income (TWD)
26 Q21.84B
26 Q11.1B
25 Q41.2B
25 Q3850.98M
25 Q2977.26M
25 Q1717.71M
24 Q4885.49M
24 Q3659.84M
24 Q2599.1M
24 Q1450.2M
EBITDA (TWD)
0500M1B1.5B2B24 Q124 Q224 Q324 Q425 Q125 Q225 Q325 Q426 Q126 Q2
6691.TW EBITDA (TWD) by quarter
PeriodEBITDA (TWD)
26 Q21.86B
26 Q11.11B
25 Q41.2B
25 Q3947.22M
25 Q2854.98M
25 Q1766.88M
24 Q4852.17M
24 Q3710.67M
24 Q2590.57M
24 Q1468.07M
Cash Flows (TWD)
-1B01B2B3B24 Q124 Q224 Q324 Q425 Q125 Q225 Q325 Q426 Q126 Q2
6691.TW Cash Flows (TWD) by quarter
PeriodCash Flows (TWD)
26 Q2401.76M
26 Q12.52B
25 Q4-131.7M
25 Q364.99M
25 Q2385.06M
25 Q11.06B
24 Q42.49B
24 Q3-325.44M
24 Q2675.3M
24 Q1240.72M
EPS (TWD)
05101524 Q124 Q224 Q324 Q425 Q125 Q225 Q325 Q426 Q126 Q2
6691.TW EPS (TWD) by quarter
PeriodEPS (TWD)
26 Q210.27
26 Q17.19
25 Q48.12
25 Q36.1
25 Q24.85
25 Q15.69
24 Q46.35
24 Q35.24
24 Q23.61
24 Q14.13
Expenses (TWD)
0200M400M600MSG&ACapex24 Q124 Q224 Q324 Q425 Q125 Q225 Q325 Q426 Q126 Q2
6691.TW Expenses (TWD) by quarter
PeriodExpenses (TWD)
26 Q2226.88M
26 Q1200.47M
25 Q4196.09M
25 Q3445.51M
25 Q2126.13M
25 Q1138.46M
24 Q4171.08M
24 Q3139.19M
24 Q2102.54M
24 Q1133.42M
Cash & Debt (TWD)
02.5B5B7.5B10BCashLong Term DebtShort Term Debt24 Q124 Q224 Q324 Q425 Q125 Q225 Q325 Q426 Q126 Q2
6691.TW Cash & Debt (TWD) by quarter
PeriodCash & Debt (TWD)
26 Q28.37B
26 Q17.86B
25 Q45.25B
25 Q35.39B
25 Q26.96B
25 Q16.71B
24 Q45.74B
24 Q33.12B
24 Q24.83B
24 Q14.17B
Debt ratios
-3-2-1024 Q124 Q224 Q324 Q425 Q125 Q225 Q325 Q426 Q126 Q2
6691.TW Debt ratios by quarter
PeriodDebt ratios
26 Q2-1.61
26 Q1-1.9
25 Q4-1.38
25 Q3-1.57
25 Q2-2.18
25 Q1-2.29
24 Q4-2.14
24 Q3-1.38
24 Q2-2.2
24 Q1-1.85
Margins
0%10%20%30%24 Q124 Q224 Q324 Q425 Q125 Q225 Q325 Q426 Q126 Q2
6691.TW Margins by quarter
PeriodMargins
26 Q218.15%
26 Q118.39%
25 Q419.47%
25 Q317.68%
25 Q218.53%
25 Q121.19%
24 Q418.85%
24 Q320.38%
24 Q220.25%
24 Q120.49%
Return on Capital
0%5%10%15%20%24 Q124 Q224 Q324 Q425 Q125 Q225 Q325 Q426 Q126 Q2
6691.TW Return on Capital by quarter
PeriodReturn on Capital
26 Q219.55%
26 Q114.56%
25 Q412.9%
25 Q311.21%
25 Q211.65%
25 Q111.42%
24 Q410.58%
24 Q39.77%
24 Q28.96%
24 Q17.85%
Shares Outstanding
050M100M150M24 Q124 Q224 Q324 Q425 Q125 Q225 Q325 Q426 Q126 Q2
6691.TW Shares Outstanding by quarter
PeriodShares Outstanding
26 Q2141.15M
26 Q1120.58M
25 Q4120.53M
25 Q3120.56M
25 Q2138.58M
25 Q1104.87M
24 Q4104.85M
24 Q3104.85M
24 Q2125.81M
24 Q187.43M
Dividends (TWD)
0102030Jul 19Jul 20Jul 21Jul 22Jul 23Jul 24Jul 25Aug 26
6691.TW Dividends (TWD) by quarter
PeriodDividends (TWD)
Aug 2621
Jul 2514.55
Jul 2412.65
Jul 2312.68
Jul 227.07
Jul 213.18
Jul 203.44
Jul 192.75
Book Value Per Share (TWD)
02040608024 Q124 Q224 Q324 Q425 Q125 Q225 Q325 Q426 Q126 Q2
6691.TW Book Value Per Share (TWD) by quarter
PeriodBook Value Per Share (TWD)
26 Q252.53
26 Q149.39
25 Q463
25 Q354.41
25 Q241.71
25 Q149.87
24 Q460
24 Q353.63
24 Q240.26
24 Q152.64
Total Assets (TWD)
010B20B30B24 Q124 Q224 Q324 Q425 Q125 Q225 Q325 Q426 Q126 Q2
6691.TW Total Assets (TWD) by quarter
PeriodTotal Assets (TWD)
26 Q226.52B
26 Q122.18B
25 Q419.54B
25 Q316.79B
25 Q218.44B
25 Q116.72B
24 Q415.69B
24 Q312.68B
24 Q214.02B
24 Q111.74B
PE Ratio
1520253035med 22.42Dec 24Apr 25Jul 25Oct 25Feb 26Jun 26Sep 26
6691.TW PE Ratio by quarter
PeriodPE Ratio
Sep 2622.52
Sep 2622.56
Sep 2622.93
Aug 2622.89
Aug 2621.97
Aug 2624.51
Aug 2624.75
Jul 2621.89
Jul 2624.01
Jul 2623.71
Jul 2623.84
Jul 2625.66
Jun 2629.11
Jun 2626.43
Jun 2625.29
Jun 2623.56
May 2623.86
May 2623.05
May 2623.05
May 2624
Apr 2623.16
Apr 2624.77
Apr 2624.19
Apr 2623.12
Apr 2620.59
Mar 2624.29
Mar 2625.06
Mar 2625.35
Mar 2626.05
Feb 2628.02
Feb 2624.57
Feb 2624.2
Jan 2624.33
Jan 2624.74
Jan 2624.33
Jan 2623.92
Jan 2622.73
Dec 2528.63
Dec 2530.56
Dec 2531.07
Dec 2525.06
Nov 2525.49
Nov 2522.81
Nov 2522.15
Nov 2523.29
Oct 2523.31
Oct 2522.32
Oct 2523.19
Oct 2522.93
Oct 2522.1
Sep 2518.3
Sep 2518.49
Sep 2519.81
Sep 2520.72
Aug 2520.7
Aug 2519.69
Aug 2520.07
Aug 2519.73
Jul 2517.44
Jul 2517.73
Jul 2517.92
Jul 2517.3
Jul 2516.19
Jun 2517.64
Jun 2517.52
Jun 2517.31
Jun 2516.62
May 2517.9
May 2517.88
May 2518.17
May 2516.43
May 2516.72
Apr 2516.07
Apr 2516.56
Apr 2516.33
Apr 2516.5
Mar 2519.14
Mar 2519.88
Mar 2519.07
Mar 2521.36
Feb 2521.07
Feb 2521.26
Feb 2520.16
Feb 2521.88
Jan 2522.69
Jan 2522.81
Jan 2522.74
Jan 2521.26
Dec 2424.8
Dec 2423.45
Dec 2422.63
Dec 2419.66
Nov 2418.43
Nov 2418.49
Nov 2417.64
Nov 2417.87
Nov 2418.22
Oct 2418.66
Oct 2418.43
Oct 2417.93
Free Cash Flow Yield
0%2.5%5%7.5%10%12.5%med 5.79%Dec 24Apr 25Jul 25Oct 25Feb 26Jun 26Sep 26
6691.TW Free Cash Flow Yield by quarter
PeriodFree Cash Flow Yield
Sep 263.87%
Sep 263.87%
Sep 263.8%
Aug 263.81%
Aug 263.97%
Aug 263.56%
Aug 263.52%
Jul 263.99%
Jul 263.63%
Jul 263.68%
Jul 263.66%
Jul 263.4%
Jun 261.59%
Jun 261.75%
Jun 261.83%
Jun 261.96%
May 261.94%
May 262.01%
May 262.01%
May 261.93%
Apr 262%
Apr 261.87%
Apr 261.91%
Apr 262%
Apr 262.25%
Mar 266.18%
Mar 265.98%
Mar 265.92%
Mar 265.76%
Feb 265.35%
Feb 266.1%
Feb 266.2%
Jan 266.17%
Jan 266.06%
Jan 266.17%
Jan 266.27%
Jan 266.6%
Dec 255.08%
Dec 254.76%
Dec 254.68%
Dec 255.81%
Nov 255.71%
Nov 256.38%
Nov 256.57%
Nov 256.25%
Oct 256.24%
Oct 256.52%
Oct 256.27%
Oct 256.34%
Oct 256.58%
Sep 259.42%
Sep 259.32%
Sep 258.7%
Sep 258.32%
Aug 258.33%
Aug 258.76%
Aug 258.59%
Aug 258.74%
Jul 259.89%
Jul 259.72%
Jul 259.62%
Jul 259.96%
Jul 2510.65%
Jun 258.61%
Jun 258.67%
Jun 258.78%
Jun 259.14%
May 258.49%
May 258.5%
May 258.36%
May 259.25%
May 259.09%
Apr 259.46%
Apr 259.18%
Apr 259.3%
Apr 259.21%
Mar 254.71%
Mar 254.54%
Mar 254.73%
Mar 254.22%
Feb 254.28%
Feb 254.24%
Feb 254.47%
Feb 254.12%
Jan 253.98%
Jan 253.96%
Jan 253.97%
Jan 254.24%
Dec 244.31%
Dec 244.55%
Dec 244.72%
Dec 245.43%
Nov 245.79%
Nov 245.78%
Nov 246.05%
Nov 245.98%
Nov 245.86%
Oct 245.72%
Oct 245.79%
Oct 245.96%
Price to Sales
22.533.544.5med 2.9Dec 24Apr 25Jul 25Oct 25Feb 26Jun 26Sep 26
6691.TW Price to Sales by quarter
PeriodPrice to Sales
Sep 262.89
Sep 262.89
Sep 262.94
Aug 262.94
Aug 262.82
Aug 263.14
Aug 263.17
Jul 262.81
Jul 263.08
Jul 263.04
Jul 263.06
Jul 263.29
Jun 263.89
Jun 263.53
Jun 263.38
Jun 263.15
May 263.19
May 263.08
May 263.08
May 263.21
Apr 263.09
Apr 263.31
Apr 263.23
Apr 263.09
Apr 262.75
Mar 263.15
Mar 263.25
Mar 263.29
Mar 263.38
Feb 263.63
Feb 263.18
Feb 263.14
Jan 263.15
Jan 263.21
Jan 263.15
Jan 263.1
Jan 262.95
Dec 253.78
Dec 254.03
Dec 254.1
Dec 253.31
Nov 253.36
Nov 253.01
Nov 252.92
Nov 253.07
Oct 253.08
Oct 252.95
Oct 253.06
Oct 253.03
Oct 252.92
Sep 252.53
Sep 252.56
Sep 252.74
Sep 252.87
Aug 252.86
Aug 252.72
Aug 252.78
Aug 252.73
Jul 252.41
Jul 252.45
Jul 252.48
Jul 252.39
Jul 252.24
Jun 252.36
Jun 252.34
Jun 252.31
Jun 252.22
May 252.39
May 252.39
May 252.43
May 252.2
May 252.23
Apr 252.15
Apr 252.21
Apr 252.18
Apr 252.2
Mar 252.53
Mar 252.63
Mar 252.52
Mar 252.82
Feb 252.78
Feb 252.81
Feb 252.66
Feb 252.89
Jan 253
Jan 253.01
Jan 253
Jan 252.81
Dec 243.09
Dec 242.92
Dec 242.82
Dec 242.45
Nov 242.3
Nov 242.3
Nov 242.2
Nov 242.23
Nov 242.27
Oct 242.33
Oct 242.3
Oct 242.23
EV/EBITDA
10152025med 15.53Dec 24Apr 25Jul 25Oct 25Feb 26Jun 26Sep 26
6691.TW EV/EBITDA by quarter
PeriodEV/EBITDA
Sep 2615.93
Sep 2615.96
Sep 2616.25
Aug 2616.22
Aug 2615.49
Aug 2617.51
Aug 2617.69
Jul 2615.43
Jul 2617.11
Jul 2616.87
Jul 2616.98
Jul 2618.41
Jun 2621.7
Jun 2619.58
Jun 2618.68
Jun 2617.31
May 2617.54
May 2616.9
May 2616.9
May 2617.66
Apr 2616.99
Apr 2618.27
Apr 2617.8
Apr 2616.96
Apr 2614.95
Mar 2617.39
Mar 2618
Mar 2618.23
Mar 2618.77
Feb 2620.31
Feb 2617.62
Feb 2617.33
Jan 2617.43
Jan 2617.75
Jan 2617.43
Jan 2617.11
Jan 2616.18
Dec 2520.17
Dec 2521.67
Dec 2522.07
Dec 2517.38
Nov 2517.72
Nov 2515.62
Nov 2515.11
Nov 2516
Oct 2516.02
Oct 2515.25
Oct 2515.92
Oct 2515.72
Oct 2515.07
Sep 2511.91
Sep 2512.06
Sep 2513.09
Sep 2513.79
Aug 2513.77
Aug 2512.99
Aug 2513.28
Aug 2513.02
Jul 2511.24
Jul 2511.47
Jul 2511.62
Jul 2511.14
Jul 2510.27
Jun 2511.52
Jun 2511.42
Jun 2511.26
Jun 2510.72
May 2511.72
May 2511.71
May 2511.93
May 2510.58
May 2510.8
Apr 2510.3
Apr 2510.68
Apr 2510.5
Apr 2510.63
Mar 2513.46
Mar 2514.03
Mar 2513.4
Mar 2515.17
Feb 2514.95
Feb 2515.1
Feb 2514.25
Feb 2515.58
Jan 2516.21
Jan 2516.3
Jan 2516.24
Jan 2515.1
Dec 2417.05
Dec 2416
Dec 2415.36
Dec 2413.06
Nov 2412.1
Nov 2412.15
Nov 2411.49
Nov 2411.67
Nov 2411.94
Oct 2412.28
Oct 2412.1
Oct 2411.71
Price/Operating Cashflow
0204060med 16.85Dec 24Apr 25Jul 25Oct 25Feb 26Jun 26Sep 26
6691.TW Price/Operating Cashflow by quarter
PeriodPrice/Operating Cashflow
Sep 2622.79
Sep 2622.83
Sep 2623.21
Aug 2623.17
Aug 2622.23
Aug 2624.81
Aug 2625.05
Jul 2622.15
Jul 2624.3
Jul 2623.99
Jul 2624.13
Jul 2625.97
Jun 2649.69
Jun 2645.12
Jun 2643.17
Jun 2640.23
May 2640.73
May 2639.35
May 2639.35
May 2640.98
Apr 2639.54
Apr 2642.3
Apr 2641.29
Apr 2639.48
Apr 2635.15
Mar 2614.66
Mar 2615.13
Mar 2615.31
Mar 2615.73
Feb 2616.92
Feb 2614.84
Feb 2614.61
Jan 2614.69
Jan 2614.94
Jan 2614.69
Jan 2614.44
Jan 2613.72
Dec 2518.93
Dec 2520.21
Dec 2520.54
Dec 2516.57
Nov 2516.86
Nov 2515.08
Nov 2514.64
Nov 2515.4
Oct 2515.41
Oct 2514.76
Oct 2515.33
Oct 2515.16
Oct 2514.61
Sep 2510.26
Sep 2510.36
Sep 2511.11
Sep 2511.61
Aug 2511.6
Aug 2511.04
Aug 2511.25
Aug 2511.06
Jul 259.77
Jul 259.94
Jul 2510.05
Jul 259.7
Jul 259.07
Jun 2511.15
Jun 2511.08
Jun 2510.95
Jun 2510.51
May 2511.32
May 2511.31
May 2511.49
May 2510.39
May 2510.57
Apr 2510.16
Apr 2510.47
Apr 2510.33
Apr 2510.43
Mar 2520.43
Mar 2521.21
Mar 2520.35
Mar 2522.79
Feb 2522.48
Feb 2522.69
Feb 2521.52
Feb 2523.35
Jan 2524.21
Jan 2524.34
Jan 2524.26
Jan 2522.69
Dec 2422.93
Dec 2421.68
Dec 2420.92
Dec 2418.18
Nov 2417.04
Nov 2417.1
Nov 2416.31
Nov 2416.53
Nov 2416.85
Oct 2417.26
Oct 2417.04
Oct 2416.58
Price to Book
57.51012.515med 8.97Dec 24Apr 25Jul 25Oct 25Feb 26Jun 26Sep 26
6691.TW Price to Book by quarter
PeriodPrice to Book
Sep 2612.31
Sep 2612.33
Sep 2612.53
Aug 2612.51
Aug 2612.01
Aug 2613.4
Aug 2613.53
Jul 2611.96
Jul 2613.12
Jul 2612.96
Jul 2613.03
Jul 2614.02
Jun 2611.44
Jun 2610.39
Jun 269.94
Jun 269.26
May 269.38
May 269.06
May 269.06
May 269.44
Apr 269.11
Apr 269.74
Apr 269.51
Apr 269.09
Apr 268.1
Mar 269.89
Mar 2610.21
Mar 2610.33
Mar 2610.61
Feb 2611.41
Feb 2610.01
Feb 269.86
Jan 269.91
Jan 2610.07
Jan 269.91
Jan 269.74
Jan 269.26
Dec 2512.32
Dec 2513.14
Dec 2513.36
Dec 2510.78
Nov 2510.96
Nov 259.81
Nov 259.53
Nov 2510.02
Oct 2510.03
Oct 259.6
Oct 259.97
Oct 259.86
Oct 259.5
Sep 257.93
Sep 258.01
Sep 258.59
Sep 258.98
Aug 258.97
Aug 258.53
Aug 258.7
Aug 258.55
Jul 257.56
Jul 257.68
Jul 257.77
Jul 257.5
Jul 257.01
Jun 255.69
Jun 255.65
Jun 255.59
Jun 255.36
May 255.78
May 255.77
May 255.86
May 255.3
May 255.39
Apr 255.18
Apr 255.34
Apr 255.27
Apr 255.32
Mar 255.93
Mar 256.15
Mar 255.9
Mar 256.61
Feb 256.52
Feb 256.58
Feb 256.24
Feb 256.77
Jan 257.02
Jan 257.06
Jan 257.04
Jan 256.58
Dec 248.3
Dec 247.84
Dec 247.57
Dec 246.58
Nov 246.17
Nov 246.18
Nov 245.9
Nov 245.98
Nov 246.1
Oct 246.24
Oct 246.17
Oct 246
Yankey Engineering Co., Ltd.
6691.TW
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