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)3.0559.69104.70.030.050.029.86-37.45-51.262784.193.73-36.91114.18-17.15-66.952699.874.08-34.61
24Q4 (19)1.9135.4642.540.030.050.047.74-25.87-29.862684.12-11.31-39.05137.82-20.03-57.392594.03-11.11-37.47
24Q3 (18)1.41-31.55-2.760.030.050.064.4046.062.883026.30-3.53-36.21172.33-10.34-36.762918.37-2.36-35.63
24Q2 (17)2.0638.2654.890.0350.050.044.09-28.03-35.373137.05-28.91-37.75192.20-44.36-40.382988.95-27.61-37.54
24Q1 (16)1.4911.19-23.20.020.0-50.061.26-9.9930.484412.870.2193.64345.456.81103.764128.69-0.4891.47
23Q4 (15)1.34-7.59-33.330.020.0-50.068.068.7249.984403.78-7.1797.82323.4318.6956.864148.41-8.51100.86
23Q3 (14)1.459.02-60.270.020.0-75.062.60-8.24151.414744.00-5.86337.31272.51-15.46213.844534.08-5.25343.26
23Q2 (13)1.33-31.44-62.540.02-50.0-80.068.2245.3166.285039.47121.14463.52322.3690.14714.454785.33121.92443.58
23Q1 (12)1.94-3.4818.290.040.0-20.046.953.46-15.372278.882.3714.0169.54-17.7786.682156.294.49.81
22Q4 (11)2.01-44.9371.790.04-50.00.045.3882.25-41.542226.16105.21-5.65206.19137.4688.32065.35101.91-11.26
22Q3 (10)3.652.8292.110.08-20.060.024.90-2.81-48.151084.8221.31-42.486.83119.3826.461022.9016.2-45.09
22Q2 (9)3.55116.4682.990.10100.0233.3325.62-53.82-45.24894.29-55.26-65.9339.58-56.42-57.08880.33-55.17-65.87
22Q1 (8)1.6440.17-20.390.0525.066.6755.48-28.5325.581998.97-15.27-29.6290.82-17.06-3.971963.63-15.63-29.62
21Q4 (7)1.17-38.42-62.380.04-20.033.3377.6361.66165.222359.3625.26-32.12109.5059.48-15.472327.4824.94-31.05
21Q3 (6)1.90-2.06-13.640.0566.67150.048.022.6316.191883.52-28.24-64.6768.66-25.55-80.241862.87-27.77-62.93
21Q2 (5)1.94-5.83-76.990.030.0-76.9246.795.91333.642624.59-7.6261.3492.22-2.4871.292579.16-7.56277.46
21Q1 (4)2.06-33.760.00.030.00.044.1850.940.02840.39-18.290.094.57-27.00.02790.00-17.350.0
20Q4 (3)3.1141.360.00.0350.00.029.27-29.180.03475.99-34.80.0129.54-62.720.03375.71-32.830.0
20Q3 (2)2.20-73.90.00.02-84.620.041.33283.040.05331.67634.050.0347.45545.340.05025.54635.490.0
20Q2 (1)8.430.00.00.130.00.010.790.00.0726.340.00.053.840.00.0683.290.00.0
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)8.0851.590.1110.045.16-34.013246.67-14.82206.22-35.673085.61-13.31
2023 (9)5.33-57.360.10-62.9668.43134.273811.66184.22320.56256.773559.53177.99
2022 (8)12.5071.940.2780.029.21-41.861341.09-44.3789.85-12.011280.44-45.72
2021 (7)7.27-25.740.15-21.0550.2434.82410.8424.03102.1111.612358.9624.84
2020 (6)9.79111.450.1926.6737.27-52.771943.75-21.5791.49-55.161889.53-19.71
2019 (5)4.63-45.210.15-64.2978.9182.752478.45182.8204.0333.892353.33206.75
2018 (4)8.45-16.670.42-36.3643.1819.91876.3958.91152.3961.94767.1855.49
2017 (3)10.14272.790.66200.036.01-73.18551.50-67.1494.10-36.67493.40-70.35
2016 (2)2.72-36.740.22-47.62134.2858.111678.1492.87148.58139.141663.8586.35
2015 (1)4.3029.130.42-31.1584.93-22.57870.0844.3162.139.19892.8836.17

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