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
25Q1 (20)2.656.85-4.680.3612.52.8634.31-6.444.67251.89-11.1-4.1813.02-3.1224.83273.18-10.9-4.23
24Q4 (19)2.485.980.810.32-3.033.2336.67-5.9-0.78283.352.58-4.7313.44-6.4718.94306.591.91-5.1
24Q3 (18)2.34-8.24-2.50.33-8.336.4538.979.162.74276.237.76-6.4314.3714.7813.51300.837.63-6.13
24Q2 (17)2.55-8.270.00.362.8612.535.708.910.2256.33-2.5-10.3812.5220.04-2.42279.51-2.01-9.49
24Q1 (16)2.7813.01-10.320.3512.96.0632.78-11.3111.72262.89-11.61-5.4510.43-7.7-12.57285.24-11.71-3.45
23Q4 (15)2.462.5-1.20.310.014.8136.96-2.561.18297.420.75-12.2111.30-10.74-27.42323.080.81-10.19
23Q3 (14)2.40-5.88-3.610.31-3.13-6.0637.936.463.61295.213.216.6212.66-1.33-10.91320.483.777.08
23Q2 (13)2.55-17.74-8.60.32-3.03-13.5135.6321.449.09286.032.8814.7712.837.54-13.72308.834.5315.67
23Q1 (12)3.1024.5-1.590.3322.22-13.1629.34-19.681.56278.03-17.9316.2211.93-23.38-13.05295.44-17.8716.14
22Q4 (11)2.490.0-16.720.27-18.18-20.5936.53-0.2220.16338.7722.3524.7715.579.5710.9359.7320.1924.96
22Q3 (10)2.49-10.75-13.840.33-10.81-17.536.6112.0916.37276.8811.122.4614.21-4.445.97299.2912.0922.58
22Q2 (9)2.79-11.43-8.520.37-2.63-11.932.6613.059.56249.214.1815.0414.878.3836.3267.004.9613.36
22Q1 (8)3.155.353.280.3811.7611.7628.89-4.97-3.31239.22-11.89-10.5813.72-2.2825.99254.39-11.63-11.21
21Q4 (7)2.993.464.180.34-15.030.7730.40-3.37-4.01271.5120.08-21.0414.044.7-9.07287.8817.91-20.06
21Q3 (6)2.89-5.253.580.40-4.7673.9131.465.54-3.62226.104.37-42.0313.4122.91-25.71244.153.66-39.66
21Q2 (5)3.050.039.910.4223.53110.029.81-0.23-28.67216.63-19.03-53.2910.910.18-54.16235.54-17.79-51.11
21Q1 (4)3.056.270.00.3430.770.029.88-5.650.0267.53-22.20.010.89-29.470.0286.52-20.440.0
20Q4 (3)2.872.870.00.2613.040.031.67-2.970.0343.87-11.840.015.44-14.460.0360.11-11.010.0
20Q3 (2)2.7927.980.00.2315.00.032.64-21.90.0390.06-15.890.018.05-24.160.0404.65-16.00.0
20Q2 (1)2.180.00.00.200.00.041.790.00.0463.730.00.023.800.00.0481.730.00.0
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)11.44-11.731.323.1331.9113.28276.06-3.5211.37-0.18296.61-2.08
2023 (9)12.96-12.731.28-5.8828.1714.56286.146.7611.39-3.8302.927.89
2022 (8)14.852.061.36-0.7324.59-1.99268.010.3311.840.34280.760.12
2021 (7)14.5536.751.3741.2425.09-26.85267.13-28.6911.80-32.14280.42-28.37
2020 (6)10.64-17.520.97-22.434.3021.2374.6028.2917.3917.34391.5128.16
2019 (5)12.905.561.25-25.1528.30-5.22292.0033.414.8225.7305.4828.91
2018 (4)12.223.911.67-12.5729.86-3.77218.8914.5711.792.25236.9712.55
2017 (3)11.76-4.551.9124.0331.034.72191.06-19.6211.53-14.02210.55-17.08
2016 (2)12.32-8.881.54-4.9429.639.74237.695.7413.410.75253.916.47
2015 (1)13.52-4.651.62-2.9927.004.9224.782.6813.31-2.7238.473.25

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