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
24Q1 (20)1.267.696.781.31-12.085.6572.17-6.88-6.0969.6414.24-5.2817.10-2.17-2.68124.703.07-6.1
23Q4 (19)1.17-1.687.341.49-3.872.7677.501.41-7.0160.963.55-3.0117.4816.530.34120.990.59-6.04
23Q3 (18)1.197.216.251.5520.16-1.976.42-6.47-5.5658.87-16.782.3315.00-6.6-19.83120.28-11.810.46
23Q2 (17)1.11-5.936.731.294.03-19.8881.716.32-6.2370.74-3.7825.2516.06-8.59-15.34136.392.79.43
23Q1 (16)1.188.2613.461.24-14.48-18.4276.85-7.79-12.4873.5216.9822.9417.570.86-13.15132.803.134.25
22Q4 (15)1.09-2.68-35.881.45-8.23-12.6583.342.9955.7862.859.2514.7517.42-6.89-30.38128.777.5554.7
22Q3 (14)1.127.69-1.751.58-1.86-21.080.92-7.141.5857.531.8626.1318.71-1.37-30.55119.73-3.9421.76
22Q2 (13)1.040.0-16.81.615.92-17.4487.14-0.7619.6656.48-5.5521.0518.97-6.23-20.93124.64-2.1530.51
22Q1 (12)1.04-38.82-17.461.52-8.43-8.4387.8164.1321.4259.809.188.8520.23-19.14-22.93127.3853.0326.12
21Q4 (11)1.7049.1231.781.66-17.01.2253.50-32.84-24.3254.7720.08-1.4225.02-7.13-5.0583.24-15.35-16.68
21Q3 (10)1.14-8.8-22.972.002.5640.8579.669.3929.7445.61-2.25-28.8526.9412.39.9698.332.96-2.64
21Q2 (9)1.25-0.7952.441.9517.47129.4172.820.69-34.5746.66-15.07-56.4723.99-8.61-40.8795.50-5.45-46.32
21Q1 (8)1.26-2.3312.51.661.2228.6872.322.31-11.0654.94-1.12-22.2526.25-0.38-4.09101.001.1-18.94
20Q4 (7)1.29-12.8463.291.6415.4935.5470.6915.13-38.5455.56-13.32-26.3926.357.55-6.6399.90-1.09-38.44
20Q3 (6)1.4880.4929.821.4267.0622.4161.40-44.83-23.264.10-40.19-18.5324.50-39.61-13.67101.00-43.22-22.46
20Q2 (5)0.82-26.79-20.390.85-34.11-30.33111.2936.8725.4107.1851.6844.0440.5748.2352.63177.8942.7730.26
20Q1 (4)1.1241.770.01.296.610.081.31-29.310.070.66-6.390.027.37-3.010.0124.60-23.220.0
19Q4 (3)0.79-30.70.01.214.310.0115.0243.860.075.48-4.070.028.22-0.560.0162.2824.590.0
19Q3 (2)1.1410.680.01.16-4.920.079.95-9.920.078.685.740.028.386.770.0130.25-4.630.0
19Q2 (1)1.030.00.01.220.00.088.750.00.074.410.00.026.580.00.0136.570.00.0
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
2023 (10)4.78-9.985.49-18.376.3010.966.4722.3716.998.01125.7717.12
2022 (9)5.31-7.976.72-4.9568.808.7254.325.2115.73-27.01107.3915.03
2021 (8)5.7732.347.0735.4463.28-24.4951.63-26.1421.55-26.1793.36-25.02
2020 (7)4.36-3.755.22-7.1283.804.0369.907.6729.1919.05124.522.96
2019 (6)4.53-2.375.62-10.6580.552.4464.9211.9524.52-6.09120.949.44
2018 (5)4.64-4.336.29-8.7178.634.3857.999.4426.11-2.86110.518.95
2017 (4)4.850.626.8929.0375.33-0.5352.99-22.5126.88-5.75101.43-12.25
2016 (3)4.82-2.635.3412.975.732.7468.38-11.3328.523.78115.59-6.29
2015 (2)4.95-13.914.73-13.5373.7116.1377.1215.627.4812.39123.3516.67
2014 (1)5.75-1.035.4711.6363.471.0266.71-10.3724.45-10.21105.73-3.9

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