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)2.40-4.381.271.88-9.62-9.6237.904.44-1.4648.4410.6210.9779.609.63.366.74-9.5332.16
24Q3 (19)2.51-11.62-6.692.08-1.42-6.7336.2913.267.2743.791.487.2572.632.63-1.857.4568.551028.79
24Q2 (18)2.848.81-7.192.117.11-1.8632.04-8.257.743.15-6.62.1370.77-7.922.154.423.5162.5
24Q1 (17)2.6110.13-1.511.97-5.293.1434.92-9.21.6346.205.84-3.2176.86-0.194.764.27-16.27-51.09
23Q4 (16)2.37-11.9-11.92.08-6.738.938.4613.6913.6543.656.91-8.6177.014.0712.935.10672.73-61.97
23Q3 (15)2.69-12.0936.552.233.7231.1833.8313.71-26.8740.83-3.36-23.7374.006.813.050.66-75.74-97.64
23Q2 (14)3.0615.47102.652.1512.5731.929.75-13.42-50.5542.25-11.48-24.3269.28-5.57-18.832.72-68.84-91.12
23Q1 (13)2.65-1.4984.031.910.0-1.0434.361.54-45.7347.73-0.061.3473.377.6-11.038.73-34.9-68.75
22Q4 (12)2.6936.5584.251.9112.35-12.3933.84-26.85-45.6147.76-10.7814.3768.19-5.04-9.6813.41-52.07-52.91
22Q3 (11)1.9730.4627.921.704.29-21.6646.26-23.11-21.5753.53-4.1227.4271.81-15.86-4.5727.98-8.688.66
22Q2 (10)1.514.86-8.481.63-15.54-27.5660.16-4.988.8955.8318.5438.385.353.4913.6330.649.6649.39
22Q1 (9)1.44-1.37-13.251.93-11.47-16.8163.311.7515.1947.1012.7919.9482.479.235.9827.94-1.970.26
21Q4 (8)1.46-5.19-17.052.180.46-12.862.225.4920.341.76-0.614.7675.500.333.7828.4810.685.3
21Q3 (7)1.54-6.67-13.972.17-3.56-11.4358.986.7516.1542.014.0613.275.250.197.9325.7525.5541.64
21Q2 (6)1.65-0.6-15.822.25-3.02-0.8855.250.5318.8940.372.80.575.11-3.486.6620.5124.9826.53
21Q1 (5)1.66-5.68-7.262.32-7.29.9554.966.268.1539.277.91-9.1477.826.97-6.3516.416.7749.86
20Q4 (4)1.76-1.680.02.502.040.051.721.850.036.39-1.940.072.754.350.015.37-15.460.0
20Q3 (3)1.79-8.670.02.457.930.050.789.270.037.11-7.620.069.72-0.990.018.1812.150.0
20Q2 (2)1.969.50.02.277.580.046.47-8.560.040.17-7.060.070.42-15.260.016.2148.040.0
20Q1 (1)1.790.00.02.110.00.050.820.00.043.220.00.083.100.00.010.950.00.0
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)11.21-0.718.15-0.7332.550.7144.770.7273.261.754.07-14.68
2023 (9)11.2986.38.218.4532.32-46.3444.45-7.7672.00-12.664.77-81.64
2022 (8)6.06-11.47.57-17.1860.2312.948.1920.6982.446.9725.9860.27
2021 (7)6.84-0.449.14-7.5853.350.4139.938.1577.07-1.1916.2134.41
2020 (6)6.871.639.89-8.2653.13-1.5636.929.0778.004.3812.06-7.87
2019 (5)6.76-3.2910.78-1.3753.973.3933.851.3274.731.1213.0911.78
2018 (4)6.99-8.9810.932.5352.209.833.41-2.4273.90-1.011.7164.24
2017 (3)7.68-3.0310.667.5747.543.2134.24-7.0674.65-0.737.13-7.52
2016 (2)7.923.669.915.4346.06-3.6436.84-5.1575.20-3.067.71-14.99
2015 (1)7.64-3.419.40-3.2947.803.638.843.4177.57-0.219.0751.93

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