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
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)2.2954.7324.461.82156.3476.739.70-35.35-19.8849.89-61.04-43.3816.56-27.4-67.1273.03-56.18-16.35
24Q3 (19)1.4818.466.290.714.4173.1761.41-15.56-39.75128.06-4.01-42.7122.8147.16-77.05166.66-12.58-26.28
24Q2 (18)1.2514.6876.060.68-24.4465.8572.73-13.23-43.05133.4131.93-40.2615.50-65.73-80.79190.6436.45-29.48
24Q1 (17)1.09-40.76-16.790.90-12.62-6.2583.8269.1620.26101.1214.776.645.23-10.262.46139.7160.032.19
23Q4 (16)1.84106.74-15.211.03151.22-17.649.55-51.3818.288.11-60.5820.8350.37-49.32243.5987.30-61.38-12.85
23Q3 (15)0.8925.35-47.950.410.0-37.88101.92-20.1991.0223.540.0961.8999.3923.19477.51226.07-16.3829.75
23Q2 (14)0.71-45.8-43.650.41-57.29-30.51127.7083.2177.02223.33135.4345.3680.68189.8498.96270.3497.7527.33
23Q1 (13)1.31-39.63-10.880.96-23.250.069.7066.2712.6694.8630.09-33.5927.8489.9148.57136.7136.48-29.36
22Q4 (12)2.1726.911.281.2589.3938.8941.92-21.44-10.2472.92-47.19-28.2514.66-14.82118.15100.17-42.51-29.27
22Q3 (11)1.7135.7122.140.6611.8632.053.36-26.03-17.98138.08-10.13-24.7217.2127.77110.65174.23-17.94-27.5
22Q2 (10)1.26-14.29-26.320.59-7.815.3672.1416.635.93153.647.55-5.6613.4720.27163.6212.329.710.72
22Q1 (9)1.47-24.629.70.64-28.891.5961.8732.48-9.15142.8540.56-1.4111.2066.67118.32193.5236.65-6.9
21Q4 (8)1.9539.2937.320.9080.0-18.9246.70-28.22-27.29101.63-44.5924.526.72-17.75141.73141.62-41.07-1.01
21Q3 (7)1.40-18.13-17.650.50-10.71-35.0665.0622.5921.27183.4212.6354.588.1759.88258.33240.3113.9941.33
21Q2 (6)1.7127.614.910.56-11.115.6653.07-22.07-5.22162.8512.4-5.615.11-0.39219.38210.811.42-7.1
21Q1 (5)1.34-5.6367.50.63-43.2412.568.106.03-39.87144.8977.52-11.515.1384.5337.53207.8645.29-23.93
20Q4 (4)1.42-16.470.01.1144.160.064.2319.720.081.62-31.220.02.7821.930.0143.07-15.860.0
20Q3 (3)1.704.290.00.7745.280.053.65-4.180.0118.66-31.220.02.2842.50.0170.03-25.070.0
20Q2 (2)1.63103.750.00.53-5.360.055.99-50.560.0172.535.370.01.60-57.10.0226.92-16.960.0
20Q1 (1)0.800.00.00.560.00.0113.250.00.0163.730.00.03.730.00.0273.250.00.0
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)4.563.46.0047.4279.97-3.3860.80-32.1450.1616.4190.61-29.91
2023 (9)4.41-22.224.07-0.7382.7728.4889.590.6143.09172.38129.27-6.09
2022 (8)5.6726.564.1029.7564.42-20.8889.05-22.8515.82119.11137.65-27.41
2021 (7)4.4820.113.16-15.2881.42-16.87115.4218.17.2260.8189.62-0.82
2020 (6)3.73-21.643.73-56.7897.9427.5997.73131.154.4947.7191.1864.8
2019 (5)4.76-4.428.63-64.9376.764.7342.28185.13.04-57.24116.0143.2
2018 (4)4.98-10.5924.61-56.6873.2911.8414.83130.647.11-50.7681.0140.84
2017 (3)5.57-3.856.8122.2865.534.036.43-18.1914.44-6.5457.523.83
2016 (2)5.7991.7246.46-0.8362.99-47.877.860.915.4515.7355.40-51.94
2015 (1)3.0224.7946.8529.89120.83-19.827.79-23.0213.35-43.5115.27-15.98

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