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)0.982.08-18.332.54-4.87-36.1892.45-2.6822.2135.834.9556.7458.44-5.8939.8469.844.1823.15
24Q3 (19)0.96-11.11-38.462.671.91-28.4295.0012.2362.8434.14-1.6139.862.1013.6112.9167.043.63141.5
24Q2 (18)1.0854.29-37.572.6224.17-14.3884.65-35.2960.534.70-19.6616.854.664.79-2.7764.69-46.91146.63
24Q1 (17)0.70-41.67-22.222.11-46.986.57130.8272.9328.8543.1988.93-6.0152.1624.81-45.57121.86114.88135.93
23Q4 (16)1.20-23.08-9.093.986.720.9775.6529.6710.0822.86-6.39-17.3841.79-24.02-38.6356.71104.29100.46
23Q3 (15)1.56-9.83-12.363.7321.912.0158.3410.6214.1924.42-17.81-10.5255.00-2.17-10.1327.765.8361.58
23Q2 (14)1.7392.22-19.533.0654.5511.2752.74-48.0524.6529.71-35.34-10.0856.22-41.331.3226.23-49.2232.07
23Q1 (13)0.90-31.82-33.821.98-39.82-15.38101.5347.7452.0145.9566.0618.495.8340.7223.7551.6582.5783.42
22Q4 (12)1.32-25.84-15.923.29-1.2-10.1168.7234.5118.9127.671.3911.2168.1011.275.0428.2964.6758.49
22Q3 (11)1.78-17.21-0.563.3321.09-1.1951.0920.750.3527.29-17.41.1961.2010.291.0917.18-13.49-0.92
22Q2 (10)2.1558.0923.562.7517.523.7742.31-36.65-18.9233.04-14.87-3.9555.49-28.34-5.019.86-29.47-29.52
22Q1 (9)1.36-13.3816.242.34-36.07-2.566.7915.57-13.8238.8155.992.3577.4419.4513.6528.1657.76-40.44
21Q4 (8)1.57-12.2912.953.668.61-4.1957.7913.51-11.9124.88-7.754.4164.837.093.5317.852.94-33.42
21Q3 (7)1.792.873.473.3727.17-25.9350.91-2.43-3.2326.97-21.634.7860.543.6513.6317.34-38.47-10.34
21Q2 (6)1.7448.7235.942.6510.42-22.5152.18-32.67-26.4734.40-9.2829.3758.41-14.28-0.728.18-40.4-27.24
21Q1 (5)1.17-15.83116.672.40-37.1739.5377.5018.14-54.237.9259.13-28.4568.148.82-51.9547.2876.35-41.18
20Q4 (4)1.39-19.650.03.82-16.040.065.6024.690.023.8319.090.062.6217.530.026.8138.620.0
20Q3 (3)1.7335.160.04.5533.040.052.61-25.860.020.01-24.750.053.28-9.420.019.34-50.060.0
20Q2 (2)1.28137.040.03.4298.840.070.96-58.060.026.59-49.830.058.82-58.520.038.73-51.820.0
20Q1 (1)0.540.00.01.720.00.0169.200.00.053.000.00.0141.820.00.080.380.00.0
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)3.25-24.249.94-26.59112.1431.8536.7036.1345.26-5.45103.5861.49
2023 (9)4.29-14.3713.5413.585.0516.7526.96-11.947.87-37.5664.14139.6
2022 (8)5.01-1.9611.93-4.0272.851.930.604.2276.677.4926.77-9.32
2021 (7)5.1123.1312.438.4671.49-18.6229.36-7.8571.33-14.4629.52-18.72
2020 (6)4.15-31.7411.46-18.6187.8546.3431.8622.8783.3945.7636.3226.33
2019 (5)6.08-35.2514.08-27.3160.0354.3625.9337.6357.2169.6128.7519.79
2018 (4)9.398.4319.37-16.1138.89-7.7118.8419.1733.73-3.9924.005.17
2017 (3)8.66-9.723.09-10.8842.1410.6615.8112.2935.1317.4922.822.52
2016 (2)9.59-4.2925.9110.9638.084.5314.08-9.9229.904.2522.26-4.79
2015 (1)10.020.223.3521.1136.43-0.2215.63-17.4828.68-2.3223.38-10.35

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