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)1.120.934.941.7950.4218.5481.37-0.53-26.0350.78-33.57-15.5242.12-2.86280.8390.03-21.64-43.4
24Q3 (19)1.1116.84126.531.1952.5610.1981.80-14.42-56.2476.44-34.44-9.6943.36-7.94929.93114.89-30.4-57.03
24Q2 (18)0.95-10.3853.230.781.3-27.195.5810.96-34.66116.59-0.9236.9647.1010.23683.69165.072.48-26.77
24Q1 (17)1.0627.71-11.670.77-49.01-22.2286.14-21.714.0117.6795.7627.5642.73286.35230.73161.081.274.0
23Q4 (16)0.8369.39-25.891.5139.8173.56110.01-41.1535.8560.11-28.98-42.4111.06162.71-52.84159.06-40.5-1.75
23Q3 (15)0.49-20.97-65.971.080.9324.14186.9227.77196.5184.64-0.58-19.354.21-29.95-81.09267.3518.6183.46
23Q2 (14)0.62-48.33-48.761.078.0867.19146.2993.6194.4185.13-7.72-40.06.01-53.48-80.57225.4145.5421.06
23Q1 (13)1.207.1412.150.9913.7952.3175.56-6.69-11.0492.25-11.62-34.0412.92-44.9-53.07154.88-4.34-21.49
22Q4 (12)1.12-22.2210.890.870.016.080.9828.46-9.99104.38-0.54-14.3223.455.3567.14161.9011.1-18.13
22Q3 (11)1.4419.0130.910.8735.9450.063.04-16.23-23.65104.95-26.03-33.4522.26-28.0395.78145.73-21.73-36.33
22Q2 (10)1.2113.0855.130.64-1.544.9275.25-11.41-35.21141.891.45-5.3830.9312.35178.9186.20-5.61-26.98
22Q1 (9)1.075.9467.190.65-13.3327.4584.94-5.59-40.47139.8614.81-21.1527.5396.22-21.5197.27-0.24-30.78
21Q4 (8)1.01-8.18-2.880.7529.31-33.0489.978.962.68121.82-22.7550.4514.0323.39-51.95197.75-13.6141.87
21Q3 (7)1.1041.03-30.820.58-4.92-58.8782.57-28.944.15157.705.17144.2311.372.52-46.54228.90-10.24127.58
21Q2 (6)0.7821.88-25.710.6119.61-23.75116.14-18.6134.03149.95-15.4631.0111.09-68.38-68.55255.00-10.5253.75
21Q1 (5)0.64-38.46-50.390.51-54.46-50.0142.6962.85102.66177.37119.0699.7635.0720.129.36284.98104.45115.75
20Q4 (4)1.04-34.590.01.12-20.570.087.6252.970.080.9725.40.029.2037.280.0139.3938.590.0
20Q3 (3)1.5951.430.01.4176.250.057.28-33.890.064.57-43.590.021.27-39.680.0100.58-39.350.0
20Q2 (2)1.05-18.60.00.80-21.570.086.6523.060.0114.4628.910.035.2630.060.0165.8525.560.0
20Q1 (1)1.290.00.01.020.00.070.410.00.088.790.00.027.110.00.0132.090.00.0
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)4.6634.684.7151.4578.25-25.7577.56-34.043.7078.95112.10-43.52
2023 (9)3.46-37.883.11-7.44105.3960.85117.528.2524.4253.1198.4925.52
2022 (8)5.57174.383.3610.5365.52-63.58108.56-9.6915.95-47.01158.13-41.43
2021 (7)2.03-62.623.04-31.07179.88167.64120.2145.330.1023.97269.99114.84
2020 (6)5.4323.694.4116.3667.21-19.1282.73-14.1424.2811.27125.67-20.28
2019 (5)4.396.813.7910.1783.10-6.3796.35-9.2721.8214.72157.63-10.4
2018 (4)4.11-3.073.44-0.2988.753.08106.190.5119.02-18.05175.924.38
2017 (3)4.2413.373.45-4.9686.10-11.71105.655.1823.21-17.34168.54-0.79
2016 (2)3.74-13.823.63-20.7497.5215.83100.4526.0728.08-2.47169.8925.78
2015 (1)4.3416.984.58-3.3884.19-14.3579.683.5328.79-23.08135.07-2.0

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