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)1.60-1.844.581.72-11.79-3.3757.022.41-4.3952.9813.333.723.18-3.3-11.4986.8210.642.7
23Q4 (19)1.63-1.8116.431.959.550.5255.681.51-14.2546.75-8.41-0.1523.971.7-15.5778.47-4.68-5.87
23Q3 (18)1.6612.163.111.7813.38-11.054.85-10.81-3.0651.04-11.9711.9823.57-10.85-12.6482.32-11.519.5
23Q2 (17)1.48-3.27-10.31.57-11.8-7.6561.503.1211.7657.9813.498.5426.440.95-11.393.0310.0418.3
23Q1 (16)1.539.29-3.161.78-8.256.5959.64-8.153.5851.099.12-6.126.19-7.75-21.884.541.427.69
22Q4 (15)1.40-13.04-23.081.94-3.0-0.5164.9314.7630.246.822.720.3428.395.238.483.3610.8818.51
22Q3 (14)1.61-2.42-17.442.0017.6512.9956.582.8221.2945.58-14.68-11.5826.98-9.4913.1775.18-4.41.1
22Q2 (13)1.654.43-11.761.701.813.3355.03-4.4312.9353.42-1.82-11.729.81-10.9913.0578.640.18-5.09
22Q1 (12)1.58-13.19-4.241.67-14.368.4457.5815.464.5254.4116.61-7.8633.4927.8737.1478.5011.6-12.52
21Q4 (11)1.82-6.674.61.9510.17-3.4749.876.9-4.3946.66-9.493.6726.199.8641.1170.34-5.41-10.52
21Q3 (10)1.954.2833.561.7718.0-16.1146.65-4.27-25.151.55-14.7919.2723.84-9.597.7374.36-10.26-10.81
21Q2 (9)1.8713.33-7.881.50-2.6-26.4748.73-11.548.8760.502.4635.6826.377.9951.282.86-7.6615.23
21Q1 (8)1.65-5.1735.251.54-23.7624.1955.095.62-26.2259.0531.19-19.7624.4231.576.7889.7314.15-28.44
20Q4 (7)1.7419.1830.832.02-4.2735.5752.16-16.25-23.8245.014.14-26.3918.56-16.13-22.878.61-5.71-25.54
20Q3 (6)1.46-28.082.822.113.4324.8562.2839.14-2.9843.22-3.07-19.5322.1326.89-7.0683.3715.94-11.39
20Q2 (5)2.0366.3954.962.0464.5233.3344.76-40.06-35.5244.59-39.41-24.8317.44-23.74-22.4971.91-42.65-32.31
20Q1 (4)1.22-8.270.01.24-16.780.074.679.060.073.5920.340.022.87-4.870.0125.3918.760.0
19Q4 (3)1.33-6.340.01.49-11.830.068.476.670.061.1513.850.024.040.970.0105.5812.210.0
19Q3 (2)1.428.40.01.6910.460.064.19-7.530.053.71-9.460.023.815.820.094.09-11.440.0
19Q2 (1)1.310.00.01.530.00.069.420.00.059.320.00.022.500.00.0106.240.00.0
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)6.25-10.847.72-5.5158.4212.247.305.8924.49-5.1581.2214.52
2022 (9)7.017.028.1716.8852.07-6.5244.67-14.3925.82-4.5570.92-12.26
2021 (8)6.55-4.936.999.3955.705.1152.18-8.727.0529.2480.83-9.39
2020 (7)6.8920.036.393.452.99-16.657.15-3.2520.93-5.7289.21-11.15
2019 (6)5.742.56.18-4.7863.54-2.5359.074.9822.20-17.78100.406.3
2018 (5)5.600.06.49-1.3765.190.0856.271.3927.00-18.7594.458.05
2017 (4)5.60-4.276.583.9565.144.4455.50-3.8333.239.8187.41-2.68
2016 (3)5.85-13.726.33-9.5762.3715.857.7110.6630.2613.0489.8213.35
2015 (2)6.78-27.877.00-21.7953.8638.6752.1527.8526.7730.0879.2434.21
2014 (1)9.404.688.95-9.1438.84-4.4140.7910.0920.5815.8159.04-1.44

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