4987 科誠 (上櫃) - 電腦及週邊設備

2.90億 股本
N/A 市值
53.0 收盤價 (08-08)
124張 -49.43% 成交量 (08-08)

9.43 本益比 (河流圖)
7.93 預估本益比
63.0 52周高點
49.5 52周低點

N/A 融資餘額佔股本
N/A 融資使用率
0.32 本益成長比
4.08 總報酬本益比

22.34~27.3% 預估今年成長率
N/A 預估5年年化成長率
0.999 本業收入比(5年平均)
1.49 淨值比
股價相對強度
5日10日20日60日120日240日
科誠-9.56%-10.62%-6.36%-10.47%-3.46%-8.62%
加權指數1.85%1.44%7.67%-5.54%-16.33%-8.09%
股價漲跌幅
過去5年漲跌幅20222021202020192018
科誠12.59%1.0%6.0%-18.0%9.0%-11.0%
0050102.36%-18.55%3.82%50.48%14.17%-5.71%
現價可能漲跌幅 1合理價 1一年後目標價報酬率 1可能漲跌幅 2合理價 2五年後目標價報酬率 2可能漲跌幅 3合理價 3
53.0 12.13% 59.43 66.56 25.58% N/A N/A N/A N/A N/A N/A

  • 本業收入比小於0.7, 不做估算
  • 合理價 1: 本益比法, 從 "一年後目標價" 回推得到; 合理價 2: 本益比法, 從 "五年後目標價" 回推得到
  • 可能漲跌幅 1: "合理價 1" 和 "現價" 的差距; 可能漲跌幅 2: "合理價 2" 和 "現價" 的差距
  • 報酬率 1: 一年後可能的報酬率; 報酬率 2: 五年可能年化報酬率
  • 合理價 3: ROE 法
  • 可能漲跌幅 3: "合理價 3" 和 "現價" 的差距
  • 本益比法估值不適用於景氣循環股
  • 推估算法可參考:本益比法估算股票合理價格, ROE 法估算股票合理價格
  • 推估價格是根據過往財報及預測未來的成長率, 存在太多不確定性故價格僅能做為參考
本益比股價(樂觀成長率)現價差距(%)股價(保守成長率)現價差距(%)殖利率股價(樂觀成長率)現價差距(%)股價(保守成長率)現價差距(%)淨值比股價現價差距(%)
最高價本益比14.1594.5478.3890.4570.66最低殖利率4.93%100.4889.5896.1481.4最高淨值比1.9669.5431.21
最低價本益比9.7865.3523.362.5217.96最高殖利率8.53%58.019.4555.54.72最低淨值比1.4651.93-2.02

  • 最高價本益比是採用歷年最高價本益比的中位數, 最低價本益比是採用歷年最低價本益比的中位數
  • 最高價殖利率是採用歷年最高價殖利率的中位數, 最低價殖利率是採用歷年最低價殖利率的中位數
  • 最高價淨值比是採用歷年最高價淨值比的中位數, 最低價淨值比是採用歷年最低價淨值比的中位數
  • 本益比估值, 殖利率估值不適用於景氣循環股及歷史本益比起伏太大的股票
  • 淨值估值適用於營建股, 景氣循環股及虧損的公司
  • 推估價格是根據過往財報及預測未來的成長率, 存在太多不確定性故價格僅能做為參考
歷史本益比, 殖利率, 淨值區間
年度最高價最低價EPS最高本益比最低本益比現金股利最低殖利率最高殖利率最高淨值比最低淨值比
11162.251.66.689.317.724.957.96%9.59%1.851.49
11063.048.04.5713.7910.53.04.76%6.25%1.651.31
10961.545.23.7416.4412.092.03.25%4.42%1.811.33
10866.053.54.7713.8411.223.24.85%5.98%1.981.6
10766.251.85.5311.979.375.07.55%9.65%1.931.56
10673.045.655.0514.469.044.76.44%10.3%2.311.43
10573.043.04.2217.310.193.54.79%8.14%2.121.39
10499.956.06.7514.88.35.05.01%8.93%3.11.85

  • 今年的 EPS, 現金股利為預估值
上市滿三年資本額10億以上股本形成中現金增資比率低於50%負債比率低於50%董監持股設質低於10%現金(含約當現金)占股本超過50%過去4季累積正營運現金流量過去4季ROE超過25%過去6個月的營收維持正的年成長率過去4季的EPS年增率是正數
10年2.90億48.01%26.35%0.0%81.38%99百萬21.28%
通過財務健檢5指標20212020201920182017
營業利益率15.5513.6815.315.8914.55
ROE14.2710.5913.616.2414.97
本業收入比103.30104.65102.4892.2796.77
自由現金流量(億)0.262.410.231.390.84
利息保障倍數298.76101.8897.45105.5484.52

  • ROE大於8%, 營業利益率為正數, 本業收入比重大於 80%
  • 自由現金流量為正數, 利息保障倍數超過 10倍, 5年內3年達標
稅前淨利較去年同期
2022Q1(億)2021Q1(億)YoY(%)
0.710.34108.82
2021Q4(億)2020Q4(億)YoY(%)
0.480.3729.73
2021Q3(億)2020Q3(億)YoY(%)
0.530.521.92
EPS較上季
2022Q1(元)2021Q4(元)比率
1.841.140.6140
每月營收
年/月營收(億)月增率(%)去年同期年增率(%)累計營收年增率(%)
2022/61.0-6.732.8212.73
2022/51.0816.8511.8614.77
2022/40.92-26.79-13.8615.5
2022/31.2617.7627.1527.02
2022/21.07-6.140.826.94
2022/11.14-1.3616.2116.21
2021/121.1515.46-4.5922.55
2021/111.0-8.811.4126.34
2021/101.1-8.7247.4829.54
2021/91.227.7114.8727.61
2021/80.94-4.1613.0229.87
2021/70.980.4615.4732.64
2021/60.981.4622.6236.1
2021/50.96-10.0235.439.24
2021/41.078.0663.8840.25
2021/30.9930.428.032.74
2021/20.76-22.59.4935.6
2021/10.98-19.0266.3566.35
2020/121.2122.726.68-8.15
2020/110.9932.611.19-9.9
2020/100.74-28.9-27.01-11.15
2020/91.0525.6630.5-9.03
2020/80.83-2.08-7.02-13.67
2020/70.856.68-0.06-14.67
2020/60.812.03-19.94-17.12
2020/50.718.89-15.61-16.43
2020/40.65-15.59-38.32-16.64
2020/30.7711.55-15.03-6.17
2020/20.6917.7413.50.11
2020/10.59-48.07-12.09-12.09
2019/121.1316.4118.292.47
2019/110.97-4.3528.790.88
2019/101.0227.127.7-1.52
2019/90.8-10.474.91-2.63
2019/80.895.24-3.48-3.45
2019/70.85-14.53-6.32-3.44
2019/60.9918.095.81-2.94
2019/50.84-20.4-24.37-4.86
2019/41.0616.2723.391.95
2019/30.9149.014.66-5.93
2019/20.61-8.8-3.1-12.24
2019/10.67-30.12-19.19-19.19
2018/120.9626.759.731.81
2018/110.76-20.02-7.791.07
2018/100.9523.834.471.92
2018/90.76-17.64-17.791.62
2018/80.932.13-3.934.27
2018/70.91-3.4511.415.64
2018/60.94-15.59-11.374.7
2018/51.1129.8624.19.02

僅顯示部份重要科目, 完整財報可參考這裡

  • 避開自由現金流量近3年都小於0的公司
  • 營運現金流量要大於稅後淨利,除非受到應收帳款和存貨影響
  • 營運現金流量不應該都是流出
現金流量-近10年
營運現金流量(億)自由現金流量(億)稅後淨利(億)
20211.380.261.34
20202.562.410.95
20190.360.231.19
20181.511.391.38
20171.30.841.24
20161.521.41.07
20151.441.331.72
20141.732.011.81
20131.37-0.611.5
20120.23-0.381.11
現金流量-近20季
營運現金流量(億)自由現金流量(億)稅後淨利(億)
22Q10.140.090.53
21Q40.480.440.33
21Q30.240.210.4
21Q20.130.10.34
21Q10.53-0.490.26
20Q40.90.870.28
20Q30.490.480.4
20Q20.740.690.18
20Q10.430.370.09
19Q4-0.09-0.120.35
19Q30.130.10.28
19Q20.330.30.33
19Q1-0.01-0.040.23
18Q41.311.260.35
18Q3-0.3-0.30.3
18Q20.640.590.5
18Q1-0.14-0.160.23

僅顯示部份重要科目, 完整財報可參考這裡

  • 現金是否充足, 是否沒有債務壓力
  • 應收帳款或存貨是否突然大幅增加
  • 如果未分配盈餘為負, 就算當年有獲利也沒法配息
資產負債表-近20季
現金及約當現金應收帳款及票據存貨不動產廠房及設備合約負債-流動應付帳款及票據流動負債非流動負債負債總額股本法定盈餘公積特別盈餘公積未分配盈餘保留盈餘
22Q12.362.114.214.280.141.432.910.783.692.91.650.174.175.99
21Q42.271.843.994.280.061.342.890.823.712.91.650.173.645.46
21Q32.531.683.874.310.081.423.170.844.012.91.650.173.315.13
21Q22.391.653.624.370.051.422.610.883.492.521.550.193.865.61
21Q12.371.443.254.390.091.282.450.923.372.521.550.193.525.27
20Q42.981.742.923.460.10.912.230.943.162.521.550.193.265.0
20Q32.211.673.33.420.050.932.00.952.952.521.550.192.984.72
20Q22.631.493.363.390.010.92.711.033.742.521.550.192.584.33
20Q12.061.683.263.450.10.851.991.073.062.521.430.083.444.96
19Q41.811.853.13.460.070.892.311.043.352.521.430.083.354.86
19Q32.571.483.493.50.061.263.01.014.012.521.430.083.024.54
19Q23.361.793.33.60.040.933.831.14.922.521.430.082.734.25
19Q12.871.493.423.630.090.892.371.183.552.521.30.063.835.18
18Q43.041.63.143.640.090.812.321.123.442.521.30.063.64.95
18Q31.861.643.233.590.11.02.341.133.472.521.30.063.274.62
18Q23.321.823.133.690.021.253.71.24.92.521.30.062.974.33
18Q12.81.443.193.740.081.022.181.263.442.521.170.163.654.98
資產負債表-近10年
現金及約當現金應收帳款及票據存貨不動產廠房及設備合約負債-流動應付帳款及票據流動負債非流動負債負債總額股本法定盈餘公積特別盈餘公積未分配盈餘保留盈餘
20212.271.843.994.280.061.342.890.823.712.91.650.173.645.46
20202.981.742.923.460.10.912.230.943.162.521.550.193.265.0
20191.811.853.13.460.070.892.311.043.352.521.430.083.354.86
20183.041.63.143.640.090.812.321.123.442.521.30.063.64.95
20173.041.62.933.750.280.842.41.313.712.521.170.163.424.75
20163.11.422.743.560.030.862.091.163.252.521.0703.274.33
20153.211.223.293.830.020.62.081.423.52.520.8903.644.53
20143.311.812.774.00.041.12.931.744.682.40.7103.394.11
20132.821.312.313.920.010.922.422.154.572.40.560.142.523.22
20123.071.02.152.030.051.091.941.43.342.40.450.011.862.33

僅顯示部份重要科目, 完整財報可參考這裡

  • 股本如果持續膨脹, 就會影響到EPS, 接著就會影響股價
  • 匯回海外所得, 有可能使得所得稅率提高
損益表-近20季
營收利息收入利息支出(不含租賃負債)利息支出-租賃負債租金收入股利收入其他收入處分不動產、廠房及設備處分投資外幣兌換營業外收入及支出稅前淨利所得稅費用所得稅率 (%)每股盈餘加權平均股數
22Q13.470000000000.140.710.1825.351.8429
21Q43.25000000000-0.010.480.1531.251.1429
21Q33.12000000000-0.010.530.1324.531.3929
21Q23.01000000000-0.030.470.1327.661.3525
21Q12.73000000000-0.010.340.0823.531.0425
20Q42.94000000000-0.010.370.0924.321.1225
20Q32.730000000000.040.520.1223.081.5725
20Q22.16000000000-0.050.260.0830.770.7025
20Q12.05000000.0100-0.01-0.040.140.0428.570.3725
19Q43.13000000.0200-0.07-0.060.480.1327.081.4125
19Q32.55000000.0100-0.12-0.110.380.126.321.1425
19Q22.89000000.06000.010.070.430.123.261.3525
19Q12.19000000000.050.060.310.0825.810.9325
18Q42.660.0100000.04000.020.070.480.1327.081.4325
18Q32.600000000-0.05-0.050.380.0821.051.2025
18Q22.910.0100000.02000.060.080.660.1624.242.0325
18Q12.330000000.0100.020.040.290.0620.690.9425
損益表-近10年
營收利息收入利息支出(不含租賃負債)利息支出-租賃負債租金收入股利收入其他收入處分不動產、廠房及設備處分投資外幣兌換營業外收入及支出稅前淨利所得稅費用所得稅率 (%)每股盈餘加權平均股數
202112.11000000000-0.071.820.4826.374.6129
20209.8800.010.01000000-0.061.290.3426.363.7625
201910.760.010.010000.0900-0.13-0.041.610.4125.474.8025
201810.50.020.020000.070.0100.050.151.810.4424.315.6025
201710.310.020.020000.10.010-0.080.051.550.3120.005.0924
20169.720.010.020000.0500-0.21-0.151.380.3122.464.2525
201510.930.010.030000.050000.012.230.5122.876.8125
201412.390.010.040000.17000.130.242.310.521.657.5224
20139.590.0200000.23000.210.421.840.3418.486.2524
20128.220.0200000.1400-0.050.121.350.2417.780.000
獲利能力-近20季
營收(億)營業成本(億)營業毛利(億)營業毛利率營業利益(億)營業利益率業外收支(億)稅前淨利(億)稅後淨利(億)EPS
22Q13.472.171.2937.230.5716.410.140.710.531.84
21Q43.252.021.2337.750.4915.08-0.010.480.331.14
21Q33.121.931.1938.180.5417.42-0.010.530.41.39
21Q23.011.861.1538.240.516.56-0.030.470.341.35
21Q12.731.731.036.600.3512.85-0.010.340.261.04
20Q42.941.861.0836.800.3813.01-0.010.370.281.12
20Q32.731.651.0839.650.4817.570.040.520.41.57
20Q22.161.330.8338.590.3114.39-0.050.260.180.70
20Q12.051.250.8139.320.188.72-0.040.140.090.37
19Q43.131.921.238.440.5317.11-0.060.480.351.41
19Q32.551.431.1143.630.4919.33-0.110.380.281.14
19Q22.891.771.1238.730.3712.660.070.430.331.35
19Q12.191.30.8940.710.2511.520.060.310.230.93
18Q42.661.561.141.240.4115.560.070.480.351.43
18Q32.61.571.0339.730.4316.45-0.050.380.31.20
18Q22.911.681.2342.190.5819.890.080.660.52.03
18Q12.331.440.8938.280.2510.630.040.290.230.94
  • 營業利益和稅後淨利成長率最好能大於營收成長率
  • 營收到某個數字後, 營業利益產生不成比例的增加, 有可能是規模經濟的效應
  • 如果是有淡旺季的公司, 是否有淡季不淡, 旺季更旺的情況
成長能力-近20季
營收(億)營業利益(億)稅後淨利(億)稅前淨利率(%)EPS去年同期營收成長率(%)去年稅前淨利率成長率(%)去年同期EPS成長率(%)兩季平均(YOY)營收成長率(%)兩季平均(YOY)EPS成長率(%)較上季營收成長率(%)較上季稅前淨利率成長率(%)較上季EPS成長率(%)
22Q13.470.570.5320.431.8427.1162.5376.9218.8239.366.7739.6461.40
21Q43.250.490.3314.631.1410.5415.111.7912.41-4.844.17-13.84-17.99
21Q33.120.540.416.981.3914.29-10.96-11.4626.8240.703.659.132.96
21Q23.010.50.3415.561.3539.3529.2492.8636.26136.9710.2623.7929.81
21Q12.730.350.2612.571.0433.1791.32181.0813.5580.26-7.14-1.10-7.14
20Q42.940.380.2812.711.12-6.07-17.20-20.570.498.577.69-33.35-28.66
20Q32.730.480.419.071.577.0626.0437.72-9.10-5.2126.3958.39124.29
20Q22.160.310.1812.040.70-25.26-19.41-48.15-15.83-54.195.3783.2689.19
20Q12.050.180.096.570.37-6.39-53.67-60.225.64-30.81-34.50-57.20-73.76
19Q43.130.530.3515.351.4117.67-15.80-1.407.88-3.2022.751.4523.68
19Q32.550.490.2815.131.14-1.923.21-5.00-1.30-19.25-11.761.27-15.56
19Q22.890.370.3314.941.35-0.69-34.16-33.50-3.35-17.2831.965.3645.16
19Q12.190.250.2314.180.93-6.0114.82-1.06-3.00-0.53-17.67-22.22-34.97
18Q42.660.410.3518.231.430.000.000.000.000.002.3124.3519.17
18Q32.60.430.314.661.200.000.000.000.000.00-10.65-35.39-40.89
18Q22.910.580.522.692.030.000.000.00--24.8983.72115.96
18Q12.330.250.2312.350.94-0.00---0.000.000.00
成長能力-近10年
營收(億)營業利益(億)稅後淨利(億)稅前淨利率(%)EPS營收成長率(%)營業利益成長率(%)稅後淨利成長率(%)稅前淨利率成長率(%)EPS成長率(%)
202112.111.881.3415.004.5722.5739.2641.0515.0322.19
20209.881.350.9513.043.74-8.18-18.18-20.17-12.78-21.59
201910.761.651.1914.954.772.48-1.20-13.77-13.48-13.74
201810.51.671.3817.285.531.8411.3311.2914.599.50
201710.311.51.2415.085.056.07-1.9615.896.5019.67
20169.721.531.0714.164.22-11.07-31.08-37.79-30.55-37.48
201510.932.221.7220.396.75-11.787.25-4.979.39-9.76
201412.392.071.8118.647.4829.2045.7720.67-3.0220.45
20139.591.421.519.226.2116.6715.4535.1416.98N/A
20128.221.231.1116.430.00N/AN/AN/AN/AN/A
  • 毛利率代表著產品的競爭優勢, 要和同一個產業做比較. 如果是毛三到四, 就要看公司的營收規模是否夠大
  • 營益率代表著公司的經營效率
  • 穩定或持續提升的毛利率和營益率十分重要
  • 本業收入比高的公司, 才容易預估財測, 值得花心力去研究
營業毛利率,營業利益率,稅前淨利率,股東權益報酬率-近20季
營業毛利率營業利益率稅前淨利率本業收入比業外獲益比
22Q137.2316.4120.4380.2819.72
21Q437.7515.0814.63102.08-2.08
21Q338.1817.4216.98101.89-1.89
21Q238.2416.5615.56106.38-6.38
21Q136.6012.8512.57102.94-2.94
20Q436.8013.0112.71102.70-2.70
20Q339.6517.5719.0792.317.69
20Q238.5914.3912.04119.23-19.23
20Q139.328.726.57128.57-28.57
19Q438.4417.1115.35110.42-12.50
19Q343.6319.3315.13128.95-28.95
19Q238.7312.6614.9486.0516.28
19Q140.7111.5214.1880.6519.35
18Q441.2415.5618.2385.4214.58
18Q339.7316.4514.66113.16-13.16
18Q242.1919.8922.6987.8812.12
18Q138.2810.6312.3586.2113.79
營業毛利率,營業利益率,稅前淨利率,股東權益報酬率-近10年
營業毛利率營業利益率折舊負擔比率稅前淨利率股東權益報酬率資產報酬率本業收入比業外獲益比無形資產佔淨值比
202137.7315.553.0615.0014.2710.48103.30-3.851.64
202038.5013.683.6413.0410.597.85104.65-4.651.89
201940.2115.303.1614.9513.609.92102.48-2.481.97
201840.4715.891.9017.2816.2411.5492.278.292.06
201738.8314.552.1315.0814.9710.6896.773.230.00
201637.7215.712.4714.1612.579.13110.87-10.870.00
201539.9320.302.2920.3920.3413.8899.550.450.00
201438.3116.701.7818.6423.4014.8789.6110.390.00
201338.8914.801.5619.2222.2514.3377.1722.830.00
201237.1914.920.9716.4319.5412.4191.118.890.00
應收帳款周轉率和存貨周轉率-近20季
應收帳款周轉率存貨周轉率平均收帳天數平圴銷貨天數
22Q11.760.5351171
21Q41.850.5149176
21Q31.880.5148176
21Q21.940.5446168
21Q11.710.5653162
20Q41.720.6052152
20Q31.720.4952184
20Q21.360.4066227
20Q11.160.3978232
19Q41.880.5848155
19Q31.560.4258215
19Q21.760.5351172
19Q11.410.4064230
18Q41.640.4955185
18Q31.500.4960184
18Q21.790.5350170
18Q11.530.4759193
應收帳款周轉率和存貨周轉率-近10年
應收帳款周轉率存貨周轉率平均收帳天數平圴銷貨天數
20216.772.1853167
20205.502.0266180
20196.222.0658177
20186.552.0655177
20176.812.2253164
20167.372.0149181
20157.222.1750168
20147.933.0146121
20138.312.6343139
20128.522.8342129

  • 金融負債: 需要支付利息, 會造成財務負擔
  • 營業活動負債: 因營業活動而產生, 如應付帳款, 應付票據, 合約負債等, 通常不需要支付利息. 此類型負債上升, 通常代表業績增加, 議價能力變好
償債能力-近10年
負債比金融負債(億)營收淨額(億)利息保障倍數長期銀行借款占稅後淨利比
20210.28012.11298.760.00
20200.260.149.88101.880.15
20190.270.5910.7697.450.24
20180.280.910.5105.540.43
20170.311.1910.3184.520.72
20160.281.059.7275.050.76
20150.291.2810.9385.760.60
20140.361.5212.3965.230.71
20130.392.069.5947.841.12
20120.351.188.2256.190.94
成本指標-近20季
營收淨額(億)推銷費用(億)管理費用(億)研發費(億)推銷費用率(%)管理費用率(%)研發費用率(%)
22Q13.470.450.190.0812.975.482.31
21Q43.250.420.220.0912.926.772.77
21Q33.120.420.160.0713.465.132.24
21Q23.010.40.180.0713.295.982.33
21Q12.730.40.180.0714.656.592.56
20Q42.940.390.190.0913.276.463.06
20Q32.730.380.160.0713.925.862.56
20Q22.160.320.140.0614.816.482.78
20Q12.050.420.150.0620.497.322.93
19Q43.130.430.160.0813.745.112.56
19Q32.550.410.160.0616.086.272.35
19Q22.890.430.240.0714.888.302.42
19Q12.190.420.150.0619.186.852.74
18Q42.660.430.170.0816.176.393.01
18Q32.60.390.150.0715.005.772.69
18Q22.910.410.160.0714.095.502.41
18Q12.330.380.20.0716.318.583.00
成本指標-近10年
營收淨額(億)推銷費用(億)管理費用(億)研發費(億)推銷費用率(%)管理費用率(%)研發費用率(%)
202112.111.640.750.313.546.192.48
20209.881.510.630.2715.286.382.73
201910.761.690.720.2715.716.692.51
201810.51.610.670.2915.336.382.76
201710.311.530.640.3414.846.213.30
20169.721.480.430.2415.234.422.47
201510.931.210.490.4411.074.484.03
201412.391.550.630.512.515.084.04
20139.591.330.590.3913.876.154.07
20128.220.930.560.3411.316.814.14
合約負債-近20季, 最新合約負債佔股本: 4.83%
合約負債 (億)
22Q10.14
21Q40.06
21Q30.08
21Q20.05
21Q10.09
20Q40.1
20Q30.05
20Q20.01
20Q10.1
19Q40.07
19Q30.06
19Q20.04
19Q10.09
18Q40.09
18Q30.1
18Q20.02
18Q10.08
合約負債-近10年
合約負債 (億)
20210.06
20200.1
20190.07
20180.09
20170.28
20160.03
20150.02
20140.04
20130.01
20120.05

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