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
25Q2 (20)1.0612.7711.580.8017.6531.1585.90-11.32-10.22114.31-14.58-23.7454.65-5.3-8.43145.56-15.85-21.7
25Q1 (19)0.94-6.032.390.681.4923.6496.876.74-24.18133.82-2.14-19.357.71-4.61-25.58172.983.57-19.92
24Q4 (18)1.000.020.480.678.06-6.9490.75-0.41-17.3136.75-7.438.4760.50-4.39-19.1167.01-4.873.71
24Q3 (17)1.005.26-29.080.621.64-50.491.12-4.7740.73147.72-1.45102.9763.286.0327.71175.56-5.5699.55
24Q2 (16)0.9533.8-29.630.6110.91-52.3495.68-25.1141.71149.89-9.61110.7959.68-23.0418.3185.89-13.95110.81
24Q1 (15)0.71-14.46-50.690.55-23.61-43.3127.7616.42101.99165.8231.5376.1877.553.736.84216.0234.15114.52
23Q4 (14)0.83-41.13-17.00.72-42.4-6.49109.7469.4820.83126.0773.226.974.7850.924.76161.0383.0317.23
23Q3 (13)1.414.4418.491.25-2.3431.5864.75-4.1-15.1272.782.35-24.0549.55-1.78-10.2587.98-0.23-24.74
23Q2 (12)1.35-6.253.051.2831.9643.8267.526.75-2.7871.11-24.45-30.1550.45-10.98-14.3888.18-12.43-21.51
23Q1 (11)1.4444.04.350.9725.978.9963.25-30.36-3.7494.12-20.19-8.3556.67-20.61-12.0100.70-26.69-3.17
22Q4 (10)1.00-15.97-16.670.77-18.95-3.7590.8219.0620.05117.9323.063.0971.3829.29-8.49137.3617.522.6
22Q3 (9)1.19-9.16-28.310.956.74-5.9476.289.8338.9495.83-5.876.4155.21-6.3-20.37116.904.0654.57
22Q2 (8)1.31-5.07-25.140.890.0-1.1169.455.6933.4101.81-0.860.1958.92-8.51-27.73112.348.0255.7
22Q1 (7)1.3815.0-30.650.8911.25-11.065.71-13.1443.88102.69-10.2412.3664.40-17.44-3.59104.00-7.1848.02
21Q4 (6)1.20-27.71-62.030.80-20.79-49.0475.6537.8162.86114.4027.0397.5578.0012.5192.5112.0448.14142.62
21Q3 (5)1.66-5.14-81.431.0112.22-80.5454.905.46439.2990.06-11.38413.4569.33-14.96452.4375.634.82398.55
21Q2 (4)1.75-12.060.00.90-10.00.052.0613.990.0101.6211.190.081.5322.050.072.152.690.0
21Q1 (3)1.99-37.030.01.00-36.310.045.6758.690.091.3957.810.066.8064.860.070.2652.140.0
20Q4 (2)3.16-64.650.01.57-69.750.028.78182.710.057.91230.160.040.52222.870.046.18204.420.0
20Q3 (1)8.940.00.05.190.00.010.180.00.017.540.00.012.550.00.015.170.00.0
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)3.03-38.292.48-36.9120.5462.28147.3558.5973.2240.86194.6768.98
2023 (9)4.91-8.913.936.2274.289.6492.91-5.8551.98-12.8115.207.83
2022 (8)5.39-7.233.700.8267.757.8698.68-0.8259.61-5.26106.837.49
2021 (7)5.81-59.143.67-47.7262.81144.6899.5091.2762.9288.7299.39124.05
2020 (6)14.2289.67.02126.4525.67-47.2252.02-55.7733.34-38.4144.36-60.43
2019 (5)7.5010.623.1021.5748.64-9.64117.60-17.8754.135.23112.11-22.99
2018 (4)6.78-6.872.5512.8353.837.38143.19-11.5251.4410.53145.58-12.0
2017 (3)7.283.72.26-1.7450.13-3.56161.842.0746.5439.59165.43-6.64
2016 (2)7.023.242.303.1451.98-3.22158.56-2.9833.34-34.73177.206.71
2015 (1)6.80-1.882.23-5.9153.711.96163.435.9551.08-13.58166.0512.33

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