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)0.91-14.95-11.651.25-2.344.1799.4917.3113.1372.571.92-4.272.100.3321.5699.9718.8-4.22
24Q3 (19)1.07-3.61.91.287.5629.2984.813.05-2.4771.20-6.84-22.4171.86-6.659.5684.152.92-25.62
24Q2 (18)1.1111.07.771.198.1829.3582.30-9.47-6.5876.43-7.41-22.9376.981.044.4981.76-15.94-28.03
24Q1 (17)1.00-2.917.531.10-8.3322.2290.913.38-7.3282.558.98-17.9376.1928.464.4197.26-6.82-22.63
23Q4 (16)1.03-1.921.181.2021.2129.0387.941.13-17.3875.75-17.45-22.9259.31-9.57-2.06104.38-7.73-27.59
23Q3 (15)1.051.9440.00.997.6141.4386.96-1.29-28.5791.76-7.47-29.4565.59-10.97-21.36113.13-0.41-32.82
23Q2 (14)1.0310.759.570.922.2221.0588.10-10.18-8.8299.17-1.41-17.0373.670.96-21.51113.60-9.63-7.11
23Q1 (13)0.939.41-3.120.90-3.235.8898.09-7.843.27100.592.36-5.5772.9720.49-24.42125.71-12.7919.79
22Q4 (12)0.8513.33-22.730.9332.86-5.1106.44-12.5729.2598.27-24.455.4460.56-27.39-35.32144.15-14.4175.96
22Q3 (11)0.75-20.21-24.240.70-7.89-23.08121.7526.0132.01130.078.8230.6683.41-11.13-23.55168.4137.71103.71
22Q2 (10)0.94-2.08-1.050.76-10.59-30.9196.621.731.37119.5312.2144.8193.86-2.79-1.65122.2916.5348.37
22Q1 (9)0.96-12.739.090.85-13.27-26.0994.9815.34-7.8106.5214.2934.4396.553.126.6104.9428.114.46
21Q4 (8)1.1011.1134.150.987.69-15.5282.35-10.71-25.9193.20-6.3819.2493.63-14.197.8281.92-0.91-20.06
21Q3 (7)0.994.216.450.91-17.27-23.5392.23-3.23-5.3299.5520.6130.05109.1114.3428.2982.670.3-7.02
21Q2 (6)0.957.95-2.061.10-4.351.8595.31-7.482.0382.544.16-1.8995.435.376.2182.42-10.1-6.0
21Q1 (5)0.887.32-2.221.15-0.866.48103.01-7.321.7979.241.38-5.5390.574.319.3191.68-10.54-16.02
20Q4 (4)0.82-11.830.01.16-2.520.0111.1514.110.078.162.10.086.842.10.0102.4815.260.0
20Q3 (3)0.93-4.120.01.1910.190.097.414.280.076.55-9.010.085.05-5.340.088.911.40.0
20Q2 (2)0.977.780.01.080.00.093.41-7.70.084.130.30.089.8518.360.087.68-19.680.0
20Q1 (1)0.900.00.01.080.00.0101.200.00.083.880.00.075.910.00.0109.170.00.0
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)3.897.165.5627.8293.81-6.6565.62-21.7460.84-3.2198.59-18.85
2023 (9)3.630.834.3523.23100.49-0.9183.85-18.8362.86-25.99121.491.43
2022 (8)3.60-2.443.53-9.95101.412.61103.3010.8484.94-8.96119.7821.32
2021 (7)3.692.223.92-15.3398.83-2.2593.2018.293.3025.498.73-6.47
2020 (6)3.6113.174.63-4.93101.11-11.6778.855.3274.40-6.0105.56-4.21
2019 (5)3.19-3.924.87-20.81114.474.2774.8726.1179.15-9.24110.2034.49
2018 (4)3.32-9.296.15-4.65109.7810.059.374.9387.217.5581.948.82
2017 (3)3.668.936.4520.5699.80-7.9956.58-17.1181.09-11.3475.30-11.69
2016 (2)3.36-12.045.35-15.75108.4713.5768.2618.6791.4610.4585.2721.43
2015 (1)3.82-6.146.35-7.1695.516.4757.527.7882.8118.2570.22-3.86

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