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)3.68-66.05-36.110.030024.73194.7656.423282.21-95.63-91.8213.47-91.92-71.833293.46-95.61-91.79
24Q3 (19)10.8430.45-0.090.00008.39-23.380.075124.501.851.45166.63-27.26108.7674966.301.941.33
24Q2 (18)8.31154.91-18.130.000010.95-60.7422.0773757.701.385.99229.0729.51173.8873539.601.295.79
24Q1 (17)3.26-43.4-62.570.000027.8976.41166.8972751.4081.313.28176.87269.8718.0872602.4081.083.28
23Q4 (16)5.76-46.91-16.40.000015.8188.4419.7740125.50-45.81-40.2947.82-40.09-57.1340093.40-45.81-40.25
23Q3 (15)10.856.985.790.00008.39-6.47-46.1874051.906.418.3579.82-4.57-78.5773980.506.428.81
23Q2 (14)10.1516.53111.020.00008.97-14.16-52.5969590.80-1.210.8183.64-44.16-84.3469516.20-1.1111.61
23Q1 (13)8.7126.4269.790.000010.45-20.83-41.0670437.604.8221.09149.7934.28-57.3470298.204.7621.54
22Q4 (12)6.8917.983.770.000013.20-15.33-3.7267201.80-1.6722.96111.55-70.05-67.367103.50-1.323.52
22Q3 (11)5.8421.41-5.810.000015.59-17.66.268346.308.8329.95372.48-30.27-62.7767989.409.1631.74
22Q2 (10)4.81-6.24-20.230.000018.926.7125.362800.307.9630.17534.1552.12-53.7662285.107.6932.23
22Q1 (9)5.13-22.74-6.560.000017.7329.327.058171.006.4433.0351.132.93-43.3857837.606.4734.09
21Q4 (8)6.647.129.690.000013.71-6.61-22.854651.603.9139.11341.12-65.9-42.3754324.205.2640.32
21Q3 (7)6.202.82-46.370.000-100.014.68-2.7886.5352593.709.02560.011000.40-13.4805.2651608.009.56556.09
21Q2 (6)6.039.8484.970.000015.10-8.87-45.948243.7010.326.421155.1486.25247.7147103.609.224.42
21Q1 (5)5.497.2343.720.000016.57-6.7-30.4743738.1011.3328.25620.204.77174.7543134.5011.4227.23
20Q4 (4)5.12-55.710.00.00-100.00.017.76125.670.039287.40393.020.0591.96435.660.038713.20392.160.0
20Q3 (3)11.56254.60.00.0100.07.87-71.80.07968.65-79.120.0110.51-66.730.07866.01-79.220.0
20Q2 (2)3.26-14.660.00.0000.027.9117.120.038162.9011.90.0332.2147.170.037858.7011.670.0
20Q1 (1)3.820.00.00.000.00.023.830.00.034104.100.00.0225.730.00.033902.200.00.0
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)4.31-71.610.03200.084.69252.1411485.60-80.7638.74-56.8511531.50-80.66
2023 (9)15.18-47.020.010.024.0588.7859684.10-5.4789.78-61.3359618.40-5.24
2022 (8)28.6526.430.010.012.74-20.9263137.5027.78232.17-45.2362918.1028.4
2021 (7)22.66-19.30.01-50.016.1123.9249410.80162.74423.93129.2349003.00162.98
2020 (6)28.0827.00.02100.013.00-21.2618806.00-29.98184.94-53.6418634.00-29.62
2019 (5)22.1129.980.01-50.016.51-23.0726856.9073.56398.92-5.426474.5075.63
2018 (4)17.0127.420.020.021.46-21.4815474.20-27.24421.7154.4315074.00-28.29
2017 (3)13.35-54.040.02-33.3327.33117.621266.8086.47273.0875.9921021.1086.65
2016 (2)29.05-84.310.03-85.7112.56537.5611404.70551.87155.17242.9911262.10560.04
2015 (1)185.199.790.21-75.291.97-8.81749.53306.2245.24312.021706.27304.45

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