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)0.945.6225.332.137.0410.3697.17-4.67-20.042.73-6.56-9.3272.83-10.83-26.767.071.65-3.11
24Q3 (19)0.89-3.26-2.21.99-13.1-4.33101.933.511.4145.7315.314.6281.684.13-16.9465.9810.5643.81
24Q2 (18)0.922.228.242.29-4.9824.4698.47-2.66-7.6439.665.06-19.5978.442.24-32.3359.68-4.0549.13
24Q1 (17)0.9020.03.452.4124.8714.22101.16-16.71-3.3937.75-19.89-12.3176.72-22.79-19.5462.20-10.1418.68
23Q4 (16)0.75-17.582.741.93-7.21-4.93121.4620.84-1.9947.127.85.3299.361.04-7.6169.2250.8713.25
23Q3 (15)0.917.0646.772.0813.04-1.89100.51-5.72-31.4743.71-11.372.0398.34-15.16-10.745.8814.64-42.2
23Q2 (14)0.85-2.323.191.84-12.8-13.62106.611.81-19.0249.3214.5615.29115.9121.56-8.640.02-23.64-15.94
23Q1 (13)0.8719.1819.182.113.94-4.95104.71-15.5-16.1143.05-3.784.9795.35-11.34-29.0252.41-14.2566.43
22Q4 (12)0.7317.742.822.03-4.25-18.8123.92-15.51-3.4444.744.4423.12107.54-2.34-14.8761.12-23.059.42
22Q3 (11)0.62-10.14-6.062.12-0.47-0.93146.6611.47.042.840.140.87110.12-13.17-17.8979.3866.7374.81
22Q2 (10)0.69-5.4811.292.13-4.058.12131.655.47-10.4742.784.32-7.48126.82-5.59-0.9247.6151.19-27.07
22Q1 (9)0.732.82-15.122.22-11.2-36.57124.82-2.7418.5641.0112.8557.73134.336.3379.2331.49-17.87-44.1
21Q4 (8)0.717.58-12.352.5016.82-20.63128.33-6.3714.3936.34-14.4325.66126.33-5.8159.6938.34-15.57-38.17
21Q3 (7)0.666.45-15.382.148.63-35.35137.06-6.7918.242.47-8.1554.38134.124.7878.7645.41-30.44-33.65
21Q2 (6)0.62-27.91-33.331.97-43.71-37.06147.0439.6749.946.2477.8559.12128.0070.7887.2765.2815.8911.02
21Q1 (5)0.866.1717.813.5011.1155.56105.28-6.16-15.4726.00-10.1-35.8374.95-5.26-15.4656.33-9.16-26.28
20Q4 (4)0.813.850.03.15-4.830.0112.19-3.250.028.925.130.079.115.440.062.01-9.40.0
20Q3 (3)0.78-16.130.03.315.750.0115.9618.220.027.51-5.330.075.039.770.068.4416.390.0
20Q2 (2)0.9327.40.03.1339.110.098.09-21.240.029.06-28.280.068.35-22.910.058.80-23.050.0
20Q1 (1)0.730.00.02.250.00.0124.550.00.040.520.00.088.660.00.076.410.00.0
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)3.843.239.24-0.4394.96-3.339.490.4675.08-6.5759.373.87
2023 (9)3.7233.819.286.398.20-25.1539.31-5.9680.36-31.357.162.02
2022 (8)2.78-7.028.73-21.14131.207.4441.8026.78116.9715.7556.033.7
2021 (7)2.99-13.5811.07-18.72122.1115.8332.9723.07101.0538.4654.03-8.79
2020 (6)3.4622.713.6237.16105.42-18.4226.79-27.172.98-30.959.24-1.86
2019 (5)2.821.089.93-2.07129.23-1.3136.752.05105.62-9.1760.3619.1
2018 (4)2.79-6.6910.14-7.31130.957.3236.017.94116.284.0950.6816.05
2017 (3)2.99-8.8410.94-20.15122.029.5133.3625.23111.7117.9443.670.76
2016 (2)3.288.6113.702.32111.42-7.8526.64-2.2794.72-14.443.3415.51
2015 (1)3.02-12.7213.39-10.31120.9114.6527.2611.54110.653.5737.5262.71

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