玩股撇步(動畫小學堂)  

  • 收帳和銷貨天數如果一直上升, 就要當心了!
  • 存貨在不同時期有不同的意義, 像是滯銷, 或是因為報價回升而屯貨, 或是積極備料, 這都需要去看存貨細項和判斷當時的情況來分辨
  • 當存貨增加時, 還需要注意增加的是不是商品或製成品. 如果是在製品或原物料, 反而有可能是供給不順沒法變製成品又或者是需求旺盛(短期營收趨勢向上)
  • 處在景氣下行的公司當存貨細項-原料和在製品的回升可能代表訂單開始回溫了
  • 當記憶體模組廠, 像是威剛、十銓存貨增加時, 有可能是在增加低價庫存, 代表著景氣循環來到相對低點, 也許就是建立部位的好時機
  • 當存貨提列減損損失,虧損認列在該年度,但是存貨價格回升後,之後年度也會直接回沖增加EPS,這種情況很容易在記憶體模組廠見到
  • 存貨一直增加,但是存貨銷售比沒什麼改變,可以推測是公司因為銷售良好而準備的存貨
  • 當淨營業週期(日)接近於0, 代表公司好像在做無本生意
平均收帳天數和平均銷貨天數-近20季
存貨銷售比
近3年股價
應收帳款周轉率 QoQ YoY存貨周轉率 QoQ YoY平均收帳天數 QoQ YoY平圴銷貨天數 QoQ YoY應付帳款付現天數 QoQ YoY淨營業週期(日) QoQ YoY
24Q4 (20)20.18730.45357.60.09200.0800.04.51-87.97-78.12977.63-63.86-86.9949.47-64.31-88.34932.67-64.18-86.88
24Q3 (19)2.43-66.71-97.170.03-72.73-86.3637.50200.723437.742704.96219.23549.08138.60227.97496.132603.86218.5559.96
24Q2 (18)7.30109.17-20.820.111000.0266.6712.47-52.1726.34847.33-92.34-73.5242.26-92.58-73.32817.54-92.23-73.21
24Q1 (17)3.49-20.86-24.620.010.0-50.026.0726.4932.611059.7047.23139.12569.7134.33163.5710516.1047.94137.46
23Q4 (16)4.41-94.87-79.140.01-95.45-85.7120.611844.34379.37511.931702.55485.53424.121724.17662.677108.421701.65477.16
23Q3 (15)85.94832.11440.140.22633.331000.01.06-89.26-93.5416.74-86.98-91.6623.25-85.32-88.47394.55-87.07-91.8
23Q2 (14)9.2299.14-53.480.0350.0-70.09.87-49.8115.033199.64-30.82253.56158.39-26.72314.523051.13-31.1250.15
23Q1 (13)4.63-78.1-81.950.02-71.43-83.3319.66357.21453.84625.10260.51509.52216.15288.69573.574428.60259.58506.43
22Q4 (12)21.14278.85289.320.07250.0250.04.30-73.65-74.331282.93-74.32-73.255.61-72.42-69.771231.62-74.4-73.34
22Q3 (11)5.58-71.85146.90.02-80.0100.016.32255.56-59.534996.37452.09-60.98201.62427.66-50.944811.07452.13-61.31
22Q2 (10)19.82-22.73689.640.10-16.67900.04.5929.3-87.32904.9919.26-93.9838.2119.07-90.89871.3719.32-94.06
22Q1 (9)25.65372.38538.060.12500.01100.03.55-78.81-84.31758.81-84.15-93.9632.09-82.56-90.37730.27-84.19-94.04
21Q4 (8)5.43140.27-10.840.02100.0100.016.75-58.4712.124786.90-62.61-34.59183.95-55.24-38.164619.70-62.84-34.34
21Q3 (7)2.26-9.96-42.350.010.0-50.040.3311.4473.5412804.10-14.89118.81411.00-1.9930.6412433.50-15.19123.61
21Q2 (6)2.51-37.56122.120.010.0-66.6736.1959.92-54.915044.2019.78344.23419.3625.85152.5414661.0019.69344.16
21Q1 (5)4.02-33.99279.250.010.0-75.022.6351.47-73.712560.2071.62476.89333.2312.03183.2112249.6074.09470.91
20Q4 (4)6.0955.360.00.01-50.00.014.94-35.710.07318.7825.070.0297.46-5.450.07036.2726.540.0
20Q3 (3)3.92246.90.00.02-33.330.023.24-71.040.05851.7472.790.0314.6089.450.05560.3868.460.0
20Q2 (2)1.136.60.00.03-25.00.080.25-6.730.03386.6155.550.0166.0641.140.03300.8153.840.0
20Q1 (1)1.060.00.00.040.00.086.040.00.02177.240.00.0117.660.00.02145.620.00.0
平均收帳天數和平均銷貨天數-近10年
應收帳款周轉率 YoY存貨周轉率 YoY平均收帳天數 YoY平圴銷貨天數 YoY應付帳款付現天數 YoY淨營業週期(日) YoY
2024 (10)47.50-39.270.25-13.797.6864.451441.8912.7474.8614.51374.7212.84
2023 (9)78.2119.310.29-3.334.67-16.161279.005.0265.3819.91218.294.23
2022 (8)65.55395.090.30650.05.57-79.791217.81-86.4554.53-82.781168.85-86.56
2021 (7)13.24-54.560.04-50.027.56120.138984.8297.6316.7588.058695.6498.03
2020 (6)29.14-27.980.08-71.4312.5238.84546.91244.34168.4477.164390.99255.71
2019 (5)40.46126.790.28-39.139.02-55.941320.4867.8495.0854.381234.4365.56
2018 (4)17.84269.360.46155.5620.47-72.88786.76-61.4561.59-54.18745.63-62.38
2017 (3)4.8382.260.1828.5775.49-45.172041.05-23.29134.43-42.561982.11-22.71
2016 (2)2.65-71.840.14-67.44137.67255.02660.77211.65234.03189.12564.41215.97
2015 (1)9.41-51.420.4326.4738.78105.73853.77-21.1980.951.14811.60-20.6

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