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)1.73-7.49-6.490.58-12.120.052.758.217.46157.9814.991.1348.0012.394.39162.7313.462.13
24Q3 (19)1.87-1.062.750.663.1313.7948.751.39-2.29137.38-3.19-11.842.710.95-6.93143.42-2.88-10.23
24Q2 (18)1.890.531.610.641.5910.3448.08-0.41-1.88141.91-1.84-9.1242.31-1.99-11.85147.68-1.34-6.02
24Q1 (17)1.881.625.620.638.628.6248.28-1.65-5.43144.57-7.45-7.3343.17-6.11-8.65149.68-6.06-6.33
23Q4 (16)1.851.653.930.580.01.7549.09-1.6-4.12156.210.29-1.5445.980.2-13.23159.33-0.271.56
23Q3 (15)1.82-2.150.550.580.0-4.9249.891.82-1.01155.76-0.255.0745.89-4.4-25.94159.761.6716.88
23Q2 (14)1.864.49-12.680.580.0-23.6849.00-4.0214.43156.150.129.8148.001.57-13.82157.14-1.6646.3
23Q1 (13)1.780.0-18.350.581.75-28.451.05-0.2922.1156.00-1.6839.5747.26-10.81-9.39159.791.8557.54
22Q4 (12)1.78-1.66-14.010.57-6.56-37.3651.201.5916.55158.667.0259.4952.99-14.485.56156.8814.7768.31
22Q3 (11)1.81-15.02-14.220.61-19.74-39.050.4017.716.91148.2523.2463.5261.9611.2426.99136.6927.2660.85
22Q2 (10)2.13-2.29-0.930.76-6.17-24.7542.822.421.25120.297.6233.2355.706.7910.76107.415.930.53
22Q1 (9)2.185.315.310.81-10.99-12.941.81-4.83-4.83111.7712.3514.2752.163.9-7.53101.438.8218.87
21Q4 (8)2.07-1.92.990.91-9.0-8.0843.931.9-2.9899.489.738.650.202.89-4.3193.219.6810.41
21Q3 (7)2.11-1.8612.831.00-0.996.3843.111.94-11.5390.660.41-6.4448.79-2.98-7.2684.983.27-8.65
21Q2 (6)2.153.869.141.018.618.8242.29-3.73-8.6290.29-7.69-15.4350.29-10.85-13.4782.29-3.56-13.31
21Q1 (5)2.072.9911.290.93-6.0610.7143.93-2.98-10.097.816.78-9.8856.417.53-7.5985.331.08-11.39
20Q4 (4)2.017.490.00.995.320.045.28-7.080.091.60-5.470.052.46-0.290.084.42-9.260.0
20Q3 (3)1.87-5.080.00.9410.590.048.735.290.096.90-9.240.052.61-9.480.093.03-1.990.0
20Q2 (2)1.975.910.00.851.190.046.28-5.180.0106.76-1.630.058.12-4.780.094.92-1.430.0
20Q1 (1)1.860.00.00.840.00.048.810.00.0108.530.00.061.040.00.096.300.00.0
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)8.198.332.403.4544.58-7.68152.29-3.1245.49-4.21151.38-4.19
2023 (9)7.56-11.582.32-15.6448.2913.06157.2018.647.49-4.27158.0025.74
2022 (8)8.55-5.842.75-27.6342.716.22132.5537.8349.61-2.01125.6646.54
2021 (7)9.0819.03.806.4440.21-16.096.17-6.0350.63-13.1185.75-6.72
2020 (6)7.63-1.043.575.6247.871.16102.34-5.3358.277.5591.93-9.2
2019 (5)7.71-0.133.380.647.320.15108.10-0.3754.18-3.58101.241.69
2018 (4)7.721.713.36-15.7947.25-1.81108.5018.5856.190.2999.5619.12
2017 (3)7.59-0.133.996.6848.120.2591.50-6.1856.03-0.0483.58-6.6
2016 (2)7.606.893.744.7648.00-6.4797.53-4.5556.05-9.6789.49-2.14
2015 (1)7.11-1.663.57-12.7151.321.6102.1814.5862.0512.0891.458.44

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