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)0.7710.00.08.4714.6162.88117.47-10.01-0.910.75-12.67-38.5437.78-5.57-15.8690.44-12.05-0.75
24Q3 (19)0.700.0-2.787.3913.5281.13130.530.423.6312.31-12.01-44.7740.01-8.11-9.81102.832.39-1.02
24Q2 (18)0.704.48-7.896.519.4148.63129.98-4.858.1713.99-8.56-32.6143.54-11.43-2.35100.43-2.254.26
24Q1 (17)0.67-12.99-4.295.9514.4232.52136.6115.244.4215.30-12.52-24.4849.169.49-14.15102.7412.759.48
23Q4 (16)0.776.94-3.755.2027.45-3.35118.54-5.893.6717.49-21.533.4344.901.22-12.4291.12-12.2913.93
23Q3 (15)0.72-5.26-11.114.08-6.85-25.41125.964.8311.722.297.3733.9544.36-0.52-17.22103.897.8537.04
23Q2 (14)0.768.57-2.564.38-2.45-32.3120.16-8.163.2720.762.4747.4444.59-22.13-26.996.332.6538.74
23Q1 (13)0.70-12.50.04.49-16.54-28.96130.8314.421.3420.2619.8140.657.2611.68-25.9593.8417.3341.82
22Q4 (12)0.80-1.23-8.055.38-1.65-18.36114.341.399.8616.911.6222.4551.27-4.33-18.6679.985.545.79
22Q3 (11)0.813.851.255.47-15.464.79112.77-3.09-0.4816.6418.18-4.5953.59-12.15-11.3975.819.197.88
22Q2 (10)0.7811.43-2.56.472.3718.5116.36-9.872.0514.08-2.29-15.5961.00-21.126.9469.434.93-5.74
22Q1 (9)0.70-19.540.06.32-4.121.07129.1024.04-0.8314.414.34-17.2877.3322.6917.966.1720.62-19.32
21Q4 (8)0.878.7511.546.5926.25-5.04104.08-8.15-10.2313.81-20.815.2663.034.2215.454.86-21.93-26.3
21Q3 (7)0.800.015.945.22-4.4-18.31113.31-0.62-13.8917.444.5622.3960.486.036.3370.27-4.6-21.01
21Q2 (6)0.8014.2921.215.464.6-10.78114.02-12.41-17.0216.68-4.2512.1757.04-13.045.9473.66-10.19-25.17
21Q1 (5)0.70-10.2632.085.22-24.78-11.82130.1812.28-24.7617.4232.7713.4165.5920.085.3182.0210.18-34.95
20Q4 (4)0.7813.040.06.948.610.0115.94-11.890.013.12-7.930.054.62-3.970.074.44-16.320.0
20Q3 (3)0.694.550.06.394.410.0131.59-4.230.014.25-4.170.056.885.650.088.96-9.620.0
20Q2 (2)0.6624.530.06.123.380.0137.40-20.580.014.87-3.190.053.84-13.550.098.43-21.930.0
20Q1 (1)0.530.00.05.920.00.0173.010.00.015.360.00.062.280.00.0126.080.00.0
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)2.907.4127.8829.37126.00-6.7813.09-22.7345.68-18.793.41-2.61
2023 (9)2.70-4.9321.55-4.94135.165.2516.945.2256.19-19.2695.9128.02
2022 (8)2.84-5.0222.67-9.9128.425.3316.1010.9669.590.6174.9211.41
2021 (7)2.9921.0525.164.92121.92-17.4214.51-4.6669.177.6467.25-31.79
2020 (6)2.47-1.5923.98-9.95147.631.4815.2211.0164.2611.098.59-2.67
2019 (5)2.51-9.7126.6310.73145.4810.8413.71-9.6857.89-3.23101.2916.95
2018 (4)2.787.7524.0526.85131.25-7.2415.18-21.1459.82-19.6786.610.38
2017 (3)2.58-31.7518.96-14.71141.4946.6519.2517.2474.4769.0286.2825.33
2016 (2)3.78-0.2622.2320.6896.480.1916.42-17.1544.06-6.9568.840.1
2015 (1)3.79-15.2118.42-2.7596.3017.9119.822.8547.35-3.3968.7732.43

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