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)1.60-21.18-33.050.26-3.730.056.7126.5848.81354.246.34-20.4947.5169.1341.57363.443.89-19.24
24Q3 (19)2.03-4.25-29.270.2742.1150.044.804.5541.5333.12-28.98-34.1928.0919.03-41.69349.84-28.36-28.56
24Q2 (18)2.12-7.83-4.070.19-5.018.7542.858.433.85469.053.32-16.9123.603.83-61.24488.303.72-10.38
24Q1 (17)2.30-3.77-10.850.200.011.1139.523.712.05453.991.9-8.5922.73-32.27-60.94470.784.61-0.62
23Q4 (16)2.39-16.7214.350.2011.115.2638.1120.37-12.47445.51-11.99-7.8633.56-30.33-55.16450.05-8.1-0.48
23Q3 (15)2.8729.8628.120.1812.5-28.031.66-23.27-22.17506.22-10.3240.9248.17-20.89-29.89489.71-10.1347.86
23Q2 (14)2.21-14.34-9.050.16-11.11-33.3341.2616.9810.32564.5013.6651.860.894.64-10.63544.8815.0259.72
23Q1 (13)2.5823.448.860.18-5.26-21.7435.27-18.99-8.29496.672.7226.758.19-22.25-20.86473.744.7632.73
22Q4 (12)2.09-6.7-29.390.19-24.0-17.3943.547.0341.59483.5234.624.7474.848.92-10.53452.2236.5435.1
22Q3 (11)2.24-7.824.670.254.17-7.4140.688.77-4.46359.22-3.45.1168.710.85-16.55331.19-2.929.67
22Q2 (10)2.432.530.00.244.35-36.8437.40-2.760.0371.88-5.1356.6968.13-7.3433.25341.15-4.4252.56
22Q1 (9)2.37-19.936.280.230.0-32.3538.4625.07-5.87391.991.1347.873.53-12.156.85356.926.6337.71
21Q4 (8)2.9638.3218.40.23-14.81-28.1230.75-27.78-15.61387.6213.4238.2683.651.5975.55334.7210.8324.36
21Q3 (7)2.14-11.93-6.140.27-28.953.8542.5813.856.69341.7544.0-2.3482.3461.0438.78302.0035.06-8.63
21Q2 (6)2.438.9711.980.3811.7646.1537.40-8.47-10.72237.33-10.51-31.4951.139.07-0.58223.61-13.73-33.63
21Q1 (5)2.23-10.8-13.90.346.2525.9340.8612.1316.11265.21-5.4-20.3446.88-1.629.48259.19-3.7-20.32
20Q4 (4)2.509.650.00.3223.080.036.44-8.690.0280.35-19.890.047.65-19.690.0269.15-18.570.0
20Q3 (3)2.285.070.00.260.00.039.91-4.730.0349.941.010.059.3315.360.0330.52-1.890.0
20Q2 (2)2.17-16.220.00.26-3.70.041.8919.040.0346.444.060.051.4320.110.0336.903.570.0
20Q1 (1)2.590.00.00.270.00.035.190.00.0332.920.00.042.820.00.0325.290.00.0
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)9.20-14.10.8915.5839.6516.34410.15-13.8742.770.07407.04-12.94
2023 (9)10.71-12.710.77-16.334.0814.55476.2220.5242.74-29.46467.5528.33
2022 (8)12.2716.750.92-17.1229.75-14.31395.1520.660.59-3.95364.3221.72
2021 (7)10.515.311.11-0.8934.72-5.06327.660.2863.0822.08299.30-3.96
2020 (6)9.98-6.031.126.6736.576.4326.74-6.2751.67-2.78311.64-5.51
2019 (5)10.623.011.05-7.8934.37-2.88348.608.5753.15-19.66329.8213.61
2018 (4)10.31-10.191.14-8.0635.3911.36321.079.4966.162.38290.3011.49
2017 (3)11.48-12.031.24-12.0631.7813.66293.2313.5264.6263.97260.395.48
2016 (2)13.0518.961.4130.5627.96-15.94258.31-23.439.41-25.95246.86-22.19
2015 (1)10.97-5.511.080.033.265.82337.210.0653.22-27.39317.257.49

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