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
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)1.44-4.6415.20.46-9.86.9863.254.72-13.23197.3311.12-6.4794.442.59127.46166.1413.85-31.45
24Q3 (19)1.51-9.047.860.51-19.0527.560.4010.44-6.82177.5922.31-22.0992.0682.88134.73145.93-2.42-42.44
24Q2 (18)1.6612.9318.570.6316.6775.054.69-11.59-15.64145.20-13.41-42.5750.3441.6848.58149.55-22.92-47.3
24Q1 (17)1.4717.6-3.920.5425.5845.9561.86-15.134.04167.68-20.53-32.2135.53-14.439.16194.01-19.95-29.26
23Q4 (16)1.25-10.71-19.350.437.526.4772.8912.4524.26210.99-7.43-21.5641.525.86-19.58242.37-4.4-12.19
23Q3 (15)1.400.0-2.10.4011.1111.1164.82-0.022.01227.93-9.84-10.5339.2215.76-40.42253.53-10.660.41
23Q2 (14)1.40-8.5-21.350.36-2.716.1364.839.0327.14252.822.21-14.9233.884.09-54.05283.773.473.41
23Q1 (13)1.53-1.29-30.140.378.8215.6259.461.3642.83247.35-8.04-12.7132.55-36.96-42.54274.26-0.642.21
22Q4 (12)1.558.39-13.410.34-5.5613.3358.66-7.6815.16268.995.58-12.4251.63-21.57-10.97276.029.32-8.02
22Q3 (11)1.43-19.66-31.250.3616.1324.1463.5424.6144.97254.77-14.26-17.7665.83-10.71-5.73252.49-7.99-11.03
22Q2 (10)1.78-18.72-28.510.31-3.1310.7150.9922.4839.78297.154.87-9.7373.7330.15-4.67274.412.27-4.82
22Q1 (9)2.1922.3526.590.326.6733.3341.63-18.28-20.93283.36-7.74-24.8856.65-2.31-39.38268.33-10.58-20.23
21Q4 (8)1.79-13.9422.60.303.4520.050.9416.22-18.42307.13-0.85-16.6457.99-16.96-45.28300.095.75-7.64
21Q3 (7)2.08-16.4710.640.293.573.5743.8320.15-9.35309.77-5.9-4.7769.83-9.71-33.2283.78-1.575.46
21Q2 (6)2.4943.9313.180.2816.670.036.48-30.71-12.01329.18-12.731.4777.34-17.24-37.65288.32-14.2919.22
21Q1 (5)1.7318.49-2.810.24-4.0-20.052.65-15.683.15377.192.3725.893.45-11.82-21.96336.393.5345.54
20Q4 (4)1.46-22.340.00.25-10.710.062.4429.140.0368.4513.270.0105.981.390.0324.9120.740.0
20Q3 (3)1.88-14.550.00.280.00.048.3516.620.0325.280.270.0104.53-15.730.0269.1011.270.0
20Q2 (2)2.2023.60.00.28-6.670.041.46-18.770.0324.428.20.0124.043.590.0241.844.630.0
20Q1 (1)1.780.00.00.300.00.051.040.00.0299.830.00.0119.740.00.0231.130.00.0
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)5.55-2.631.9326.1465.762.7189.09-20.5159.6745.82195.18-25.22
2023 (9)5.70-25.681.5310.0764.0334.55237.89-9.2240.92-7.92261.00-1.58
2022 (8)7.6711.161.3919.8347.59-10.09262.04-16.944.44-41.07265.19-9.44
2021 (7)6.909.871.16-2.5252.93-8.98315.323.0975.41-22.93292.8410.02
2020 (6)6.286.81.19-28.3158.15-6.27305.8739.4297.8516.2266.1734.97
2019 (5)5.886.911.66-28.1462.04-6.44219.3838.9884.2144.54197.2118.87
2018 (4)5.5016.282.31-8.766.31-14.01157.859.3558.26-5.73165.903.91
2017 (3)4.73-22.962.53-6.6477.1129.66144.357.0361.80-6.9159.6624.77
2016 (2)6.14-16.352.71-1.0959.4719.54134.871.0866.38-3.7127.9611.99
2015 (1)7.3402.74049.750133.43068.930114.260

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