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)2.182.8333.740.3421.43-35.8541.65-3.18-25.37267.12-16.7454.921.49-55.7-49.73287.28-8.954.87
24Q3 (19)2.120.9528.480.287.69-47.1743.02-0.74-21.99320.84-8.8387.4748.51-56.7625.35315.3411.468.1
24Q2 (18)2.1040.9410.530.260.0-38.143.34-29.15-9.61351.931.1960.79112.19-10.2105.25283.08-0.3333.43
24Q1 (17)1.49-8.59-28.710.26-50.94-29.7361.179.640.39347.79101.6839.88124.94192.2684.3284.0253.1126.56
23Q4 (16)1.63-1.21-27.230.530.035.955.811.237.29172.450.77-26.6242.7510.47-53.75185.50-1.111.24
23Q3 (15)1.65-13.16-10.330.5326.1923.2655.1515.0211.32171.14-21.81-19.838.70-29.2-59.23187.59-11.5811.65
23Q2 (14)1.90-9.093.830.4213.51-6.6747.9510.05-3.71218.87-11.978.2854.66-19.37-36.12212.16-5.4627.51
23Q1 (13)2.09-6.720.110.37-5.13-38.3343.577.18-16.9248.635.863.6367.79-26.67-5.18224.4222.4968.88
22Q4 (12)2.2421.7427.270.39-9.3-43.4840.65-17.95-21.48235.0110.1378.6992.44-2.619.27183.229.0585.67
22Q3 (11)1.840.55-4.660.43-4.44-40.2849.54-0.525.34213.405.5769.8894.9210.947.16168.020.9899.86
22Q2 (10)1.835.17-11.590.45-25.0-43.0449.80-5.0213.18202.1433.0374.4885.5619.6845.76166.3925.2164.48
22Q1 (9)1.74-1.148.070.60-13.04-3.2352.431.27-7.06151.9515.533.2471.49-15.574.11132.8934.67-18.23
21Q4 (8)1.76-8.8134.350.69-4.1764.2951.7710.08-25.35131.524.7-39.5984.60-4.4942.598.6817.38-56.66
21Q3 (7)1.93-6.7651.970.72-8.86125.047.036.89-34.26125.628.43-55.5388.5850.92.9684.07-16.89-68.63
21Q2 (6)2.0728.57204.410.7927.42295.044.00-22.0-67.07115.85-21.29-75.158.7042.96-48.29101.16-37.76-79.16
21Q1 (5)1.6122.993.980.6247.62121.4356.41-18.66-48.54147.18-32.4-53.9741.06-30.84-55.45162.52-28.63-51.8
20Q4 (4)1.313.150.00.4231.250.069.35-3.060.0217.73-22.920.059.37-30.990.0227.71-15.030.0
20Q3 (3)1.2786.760.00.3260.00.071.54-46.460.0282.48-39.280.086.03-24.210.0267.99-44.780.0
20Q2 (2)0.68-18.070.00.20-28.570.0133.6221.890.0465.2045.50.0113.5123.150.0485.3143.930.0
20Q1 (1)0.830.00.00.280.00.0109.620.00.0319.720.00.092.170.00.0337.180.00.0
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)6.86-23.781.52-26.5753.2131.19240.6636.5155.58-3.56238.2949.64
2023 (9)9.0018.422.078.9540.56-15.52176.30-8.1457.63-21.93159.24-4.15
2022 (8)7.6011.271.90-25.248.01-10.19191.9333.3373.8245.26166.1313.34
2021 (7)6.8376.942.5492.4253.46-43.48143.95-47.7550.82-39.83146.58-48.68
2020 (6)3.86-3.021.326.4594.583.07275.50-6.2784.46-35.42285.6212.05
2019 (5)3.98-15.321.24-25.391.7618.17293.9233.75130.7855.58254.9019.48
2018 (4)4.70-13.921.6632.877.6516.09219.75-24.9684.0655.26213.35-30.19
2017 (3)5.46-14.021.25-43.4466.8916.39292.8677.3554.14120.62305.6154.29
2016 (2)6.3557.572.21-21.6357.47-36.62165.1327.6324.54-69.99198.0743.23
2015 (1)4.03-39.032.82-51.5590.6764.14129.38106.1281.7610.47138.29214.3

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