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
24Q1 (20)2.24-25.08-49.090.70-19.54-35.7840.5533.2696.18129.1223.4354.9948.4614.18135.93121.2130.945.27
23Q4 (19)2.99-22.34-9.940.87-6.45-42.7630.4328.8911.1104.616.8374.9642.4417.95216.7292.608.2425.51
23Q3 (18)3.85-14.06146.790.936.9-21.8523.6116.25-59.5297.92-6.7827.6235.9822.7682.6485.55-10.93-25.83
23Q2 (17)4.481.82161.990.87-20.18-44.2320.31-1.74-61.94105.0426.0879.7729.3142.730.5696.0515.117.51
23Q1 (16)4.4032.5393.831.09-28.29-45.2320.67-24.53-48.4883.3139.3482.6220.5453.2811.2183.4413.0924.04
22Q4 (15)3.32112.8222.061.5227.73-7.3227.39-53.03-18.0959.79-22.088.013.40-31.98-40.2673.78-36.0311.16
22Q3 (14)1.56-8.77-54.521.19-23.72-36.0258.329.3120.0876.7331.3257.0419.70-12.25-14.01115.3429.1119.9
22Q2 (13)1.71-24.67-51.831.56-21.61-17.4653.3633.0108.3658.4328.0821.622.4521.55-2.9489.3432.8176.81
22Q1 (12)2.27-16.54-36.411.9921.3410.5640.1219.9857.4645.62-17.59-9.5718.47-17.65-37.567.271.3645.04
21Q4 (11)2.72-20.7-39.291.64-11.83-31.3833.4426.1964.5755.3613.345.1522.43-2.1-0.466.3726.5484.67
21Q3 (10)3.43-3.38-39.611.86-1.59-34.2826.503.4865.4248.861.6952.1222.91-0.9541.6852.453.864.01
21Q2 (9)3.55-0.56-39.831.895.0-40.7525.610.5165.9848.05-4.7668.4223.13-21.7331.2750.538.9591.84
21Q1 (8)3.57-20.31-21.541.80-24.69-34.7825.4825.3927.2750.4532.2853.1629.5531.2223.5446.3829.0559.71
20Q4 (7)4.48-21.131.362.39-15.55-27.7920.3226.84-1.2238.1418.7438.5922.5239.277.1935.9412.3832.77
20Q3 (6)5.68-3.73-7.942.83-11.291.4316.023.828.6832.1212.58-1.4416.17-8.23-11.4531.9821.4110.01
20Q2 (5)5.9029.6777.713.1915.5895.7115.43-22.93-43.7528.53-13.39-48.7517.62-26.34-37.6726.34-9.3-51.96
20Q1 (4)4.552.940.02.76-16.620.020.02-2.670.032.9419.690.023.9213.850.029.047.280.0
19Q4 (3)4.42-28.360.03.3118.640.020.5739.550.027.52-15.560.021.0115.060.027.07-6.880.0
19Q3 (2)6.1785.840.02.7971.170.014.74-46.260.032.59-41.460.018.26-35.410.029.07-46.980.0
19Q2 (1)3.320.00.01.630.00.027.430.00.055.670.00.028.270.00.054.830.00.0
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
2023 (10)15.4418.594.20-29.8823.64-15.6986.9242.6828.2257.2182.3415.97
2022 (9)13.0210.435.99-16.4628.04-9.4360.9219.6617.95-34.8971.0030.76
2021 (8)11.79-41.817.17-43.9830.9671.950.9178.5127.5730.1154.30114.2
2020 (7)20.2634.8912.8014.1818.01-25.8528.52-12.3821.19-18.3725.35-17.93
2019 (6)15.0232.3311.2131.4224.29-24.4732.55-23.9325.96-12.4530.89-31.8
2018 (5)11.35-25.918.5318.9732.1634.9642.79-15.9729.6528.4745.29-12.35
2017 (4)15.32-48.287.1733.0223.8393.4350.92-24.8123.08-18.4551.67-0.14
2016 (3)29.62-54.725.39-37.1112.32120.7967.7259.0828.3013.1151.74123.69
2015 (2)65.41-29.238.57-15.735.5841.2742.5718.5525.025.0423.1344.29
2014 (1)92.4342.1810.174.853.95-29.5935.91-4.6223.825.0716.03-22.15

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