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)1.19-4.032.593.70-9.7619.3576.744.86-1.7524.6210.95-16.258.559.692.6842.811.95-15.18
24Q3 (19)1.24-3.885.984.1012.3342.8673.183.89-6.2222.19-11.1-30.0253.3818.28-3.341.99-16.47-23.01
24Q2 (18)1.2925.244.883.6536.1939.3170.44-20.43-4.5124.96-26.61-28.2345.13-18.74-18.9550.27-24.98-4.9
24Q1 (17)1.03-11.217.292.68-13.5524.0788.5313.34-6.8634.0115.76-19.2955.54-2.6-20.4167.0132.77-0.61
23Q4 (16)1.16-0.851.753.108.01-4.0278.110.1-2.1129.38-7.354.2657.023.38.1450.47-7.46-8.65
23Q3 (15)1.17-4.884.462.879.54-21.1578.035.77-3.7131.71-8.8326.6955.20-0.8615.4854.543.18-6.39
23Q2 (14)1.2328.13-5.382.6221.3-24.0673.77-22.395.7334.78-17.4731.7955.68-20.2143.5452.86-21.6-7.85
23Q1 (13)0.96-15.795.492.16-33.13-10.3795.0519.13-4.842.1449.5411.8169.7832.3331.5167.4222.03-20.18
22Q4 (12)1.141.7915.153.23-11.26-2.7179.79-1.54-13.2228.1812.582.8852.7310.319.3355.25-5.17-22.3
22Q3 (11)1.12-13.8514.293.645.511.6881.0416.15-13.025.03-5.15-1.6547.8023.233.1358.261.57-19.37
22Q2 (10)1.3042.8634.023.4543.15-9.4569.77-30.12-25.4326.39-29.9810.5638.79-26.89-1.357.36-32.09-26.59
22Q1 (9)0.91-8.08-6.192.41-27.41-37.499.848.586.3337.6937.659.5753.0610.0133.2584.4718.798.71
21Q4 (8)0.991.0222.223.32-7.26-22.2591.95-1.29-17.8827.397.6228.5948.234.0611.0871.11-1.59-20.87
21Q3 (7)0.981.037.693.58-6.04-28.1193.15-0.44-6.9325.456.6239.346.3517.9422.6272.26-7.52-10.3
21Q2 (6)0.970.00.03.81-1.04-19.6293.56-0.360.1823.871.0624.2639.30-1.3146.1578.140.57-8.83
21Q1 (5)0.9719.7583.023.85-9.8449.2293.90-16.14-45.2623.6210.89-33.0539.82-8.29-6.0677.70-13.53-52.75
20Q4 (4)0.81-10.990.04.27-14.260.0111.9711.870.021.3016.580.043.4214.870.089.8611.540.0
20Q3 (3)0.91-6.190.04.985.060.0100.097.170.018.27-4.890.037.8040.570.080.56-6.010.0
20Q2 (2)0.9783.020.04.7483.720.093.39-45.560.019.21-45.550.026.89-36.570.085.71-47.870.0
20Q1 (1)0.530.00.02.580.00.0171.540.00.035.280.00.042.390.00.0164.430.00.0
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)5.2025.613.0923.8470.17-20.3227.88-19.3159.51-5.1838.54-35.61
2023 (9)4.14-4.3910.57-17.4288.064.4534.5521.1462.7632.0259.85-8.32
2022 (8)4.338.5212.80-8.5784.31-7.7628.529.3647.545.8365.28-10.02
2021 (7)3.9919.4614.00-5.4191.40-16.2426.085.7244.9214.5672.55-23.29
2020 (6)3.3422.3414.808.9109.12-18.4224.67-8.1539.21-41.2694.580.76
2019 (5)2.73-23.9613.59-19.35133.7631.5926.8623.9566.75-0.7193.8767.36
2018 (4)3.59-18.9616.8515.97101.6523.4821.67-13.7367.2332.6356.09-1.16
2017 (3)4.4362.2714.5318.2382.32-38.4225.12-15.3950.696.9656.75-51.07
2016 (2)2.73-26.6112.29-31.84133.6936.2829.6946.6947.3948.19115.9934.29
2015 (1)3.72-12.2618.0314.7798.1013.9220.24-12.9131.9813.1286.376.52

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