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)3.952.6-5.50.976.5910.2323.04-2.545.9393.88-6.07-9.6957.69-5.97-3.3859.23-4.84-10.23
24Q3 (19)3.85-10.26-9.20.91-8.087.0623.6411.3510.0699.959.25-6.561.3519.52-9.6262.241.382.88
24Q2 (18)4.2912.01-9.680.9917.86-4.8121.23-10.6910.891.49-15.684.3651.33-12.69-13.9361.39-16.4530.09
24Q1 (17)3.83-8.37-4.250.84-4.55-13.423.779.294.53108.504.3816.0358.79-1.54-9.7873.4811.3743.82
23Q4 (16)4.18-1.42-18.990.883.53-23.4821.751.2623.23103.95-2.7631.2259.71-12.0416.2165.989.0645.04
23Q3 (15)4.24-10.740.710.85-18.27-13.2721.4812.11-0.65106.9021.9315.6267.8813.8210.960.5028.2114.43
23Q2 (14)4.7518.7518.751.047.22-4.5919.16-15.74-15.8587.67-6.254.5859.64-8.47-1.5447.19-7.632.52
23Q1 (13)4.00-22.4816.280.97-15.65-5.8322.7428.84-14.0693.5118.046.2665.1626.823.2251.0912.31-0.47
22Q4 (12)5.1622.5728.361.1517.350.8817.65-18.36-22.0479.22-14.32-0.7951.38-16.06-7.2645.49-13.96-3.4
22Q3 (11)4.215.259.350.98-10.09-2.021.62-5.05-8.5892.4610.291.3461.211.06-0.552.8714.86-0.92
22Q2 (10)4.0016.28-5.661.095.833.8122.77-13.956.183.83-4.74-3.1260.57-4.069.7346.03-10.33-12.79
22Q1 (9)3.44-14.43-4.971.03-9.659.5726.4616.875.3888.0010.21-9.3463.1313.955.4351.339.0-17.62
21Q4 (8)4.024.42-9.051.1414.010.6822.64-4.279.9679.85-12.48-9.3855.40-9.9513.3447.09-11.75-21.29
21Q3 (7)3.85-9.2-8.771.00-4.7631.5823.6510.219.7491.245.44-23.9861.5211.4517.6353.361.1-40.23
21Q2 (6)4.2417.139.561.0511.764.0621.46-14.54-8.6886.53-10.86-38.6955.20-7.82-17.252.78-15.29-46.12
21Q1 (5)3.62-18.1-11.710.94-8.7423.6825.1121.9513.0197.0710.16-18.7159.8822.5-16.6562.314.15-10.72
20Q4 (4)4.424.740.01.0335.530.020.59-4.450.088.12-26.580.048.88-6.540.059.83-32.980.0
20Q3 (3)4.229.040.00.7618.750.021.55-8.30.0120.02-14.960.052.30-21.550.089.27-8.870.0
20Q2 (2)3.87-5.610.00.64-15.790.023.505.760.0141.1318.190.066.67-7.20.097.9640.360.0
20Q1 (1)4.100.00.00.760.00.022.220.00.0119.410.00.071.840.00.069.790.00.0
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)15.11-8.813.72-2.6224.169.6798.132.8256.29-6.1466.0014.78
2023 (9)16.573.953.82-12.1822.03-3.895.4413.8459.97-0.8657.5024.32
2022 (8)15.949.934.351.422.90-9.0283.84-1.4160.492.746.25-9.84
2021 (7)14.500.354.2922.5725.17-0.3685.04-18.3758.90-13.1551.30-16.75
2020 (6)14.45-3.793.502.3425.263.99104.18-2.4267.82-2.1861.62-0.16
2019 (5)15.020.333.42-4.7424.29-0.41106.765.0669.334.9561.722.95
2018 (4)14.97-16.973.59-4.5224.3920.5101.624.7166.06-5.5259.9526.53
2017 (3)18.03-7.593.763.5820.248.1897.05-3.4469.921.1447.38-5.39
2016 (2)19.5116.23.63-7.1618.71-13.94100.517.7269.138.8150.08-2.8
2015 (1)16.790.33.91-15.3721.74-0.3293.3118.163.53-3.6151.5247.62

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