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)0.97-31.69-21.140.61-38.3860.5394.0146.7526.97148.3661.28-38.4940.4348.59-2.15201.9456.74-26.28
24Q3 (19)1.42-22.4-12.350.9912.567.864.0628.8414.1191.99-10.69-40.5727.215.753.58128.841.46-30.22
24Q2 (18)1.83-5.67-9.850.8841.9487.2349.725.8111.13103.00-29.26-46.9725.73-11.52-6.54126.99-22.34-39.94
24Q1 (17)1.9457.7230.20.6263.16113.7946.99-36.53-23.01145.60-39.63-54.129.08-29.62-22.66163.51-40.31-52.0
23Q4 (16)1.23-24.07-22.640.38-35.5915.1574.0431.8829.76241.1955.83-13.241.3257.2915.61273.9148.34-8.45
23Q3 (15)1.62-20.268.750.5925.53103.4556.1425.48-40.97154.78-20.31-50.9126.27-4.58-61.45184.65-12.67-46.05
23Q2 (14)2.0336.2434.440.4762.07-26.5644.74-26.69-25.76194.22-38.7836.4827.53-26.78-35.16211.43-37.9332.05
23Q1 (13)1.49-6.290.00.29-12.12-56.0661.036.960.15317.2314.16129.7837.605.2-10.13340.6513.86116.75
22Q4 (12)1.5965.632.580.3313.79-50.057.06-40.01-2.66277.87-11.87101.0835.74-47.55-16.9299.18-12.5994.53
22Q3 (11)0.96-36.42-40.740.29-54.69-54.6995.1157.8369.2315.29121.55120.2568.1460.4822.97342.26113.77137.75
22Q2 (10)1.511.34-3.820.64-3.03-8.5760.26-1.123.95142.313.088.7642.461.48-38.5160.111.8833.67
22Q1 (9)1.49-3.87-8.590.660.0-34.6560.943.968.84138.06-0.0952.6941.84-2.72-19.12157.162.1865.99
21Q4 (8)1.55-4.320.00.663.13-40.5458.624.29-0.02138.19-3.4668.5243.01-22.3831.69153.806.8442.46
21Q3 (7)1.623.182.530.64-8.57-31.9156.21-3.04-2.41143.159.447.4355.41-19.7463.02143.9620.1919.26
21Q2 (6)1.57-3.6821.710.70-30.69-7.8957.973.54-17.94130.8544.718.8669.0433.4645.99119.7826.51-16.56
21Q1 (5)1.635.1613.191.01-9.018.655.99-4.5-11.3790.4210.27-7.451.7358.3938.6194.68-12.3-23.34
20Q4 (4)1.55-1.90.01.1118.090.058.631.790.082.00-15.550.032.66-3.910.0107.96-10.560.0
20Q3 (3)1.5822.480.00.9423.680.057.60-18.460.097.10-19.220.033.99-28.120.0120.71-15.910.0
20Q2 (2)1.29-10.420.00.76-18.280.070.6411.830.0120.2023.090.047.2926.710.0143.5516.230.0
20Q1 (1)1.440.00.00.930.00.063.170.00.097.650.00.037.320.00.0123.500.00.0
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)9.0830.653.0293.5940.22-23.42121.04-48.4125.14-30.8136.11-45.73
2023 (9)6.9513.931.56-19.5952.52-12.2234.6124.4436.33-10.63250.8020.75
2022 (8)6.104.271.94-36.8159.82-4.12188.5358.4440.65-12.66207.7054.03
2021 (7)5.85-4.573.07-21.0862.394.82118.9926.9146.547.98134.8422.39
2020 (6)6.13-0.973.8912.7559.520.9793.76-11.4443.1017.34110.17-13.99
2019 (5)6.19-8.163.45-4.758.958.9105.874.8536.73-7.57128.0911.04
2018 (4)6.74-6.913.62-10.8454.137.36100.9712.239.74-19.15115.3626.42
2017 (3)7.24-12.774.06-22.5250.4214.789.9929.2249.1531.2491.2519.85
2016 (2)8.3018.575.240.5843.96-15.7569.64-0.5637.457.9676.14-12.99
2015 (1)7.00-6.425.2111.852.186.970.03-10.5734.69-12.0987.51-0.16

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