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)0.91-16.510.02.48-9.163.77100.3620.250.0336.7310.17-3.4773.8216.551.7663.2718.33-3.9
24Q3 (19)1.09-4.390.932.734.616.6783.464.73-0.8833.34-4.52-14.1663.341.267.1753.472.71-16.37
24Q2 (18)1.1434.120.02.6110.1335.9479.69-25.68-0.3434.92-8.94-26.3362.55-14.2113.452.06-28.37-27.88
24Q1 (17)0.85-6.5926.872.37-0.8476.87107.236.88-21.6138.350.79-43.4872.910.51-20.7172.6810.39-35.5
23Q4 (16)0.91-15.74-3.192.392.1435.8100.3319.163.1538.05-2.03-26.2572.5422.74-19.465.842.9711.88
23Q3 (15)1.08-5.26-23.942.3421.874.4684.205.331.338.84-18.06-4.1959.107.14-12.2563.94-11.4371.28
23Q2 (14)1.1470.1554.051.9243.2822.2979.96-41.55-34.6747.40-30.14-18.1855.16-40.01-45.8572.19-35.94-7.98
23Q1 (13)0.67-28.72-11.841.34-23.86-39.64136.7940.6314.0767.8531.5265.1791.952.17-3.04112.6991.4970.3
22Q4 (12)0.94-33.89.31.76-21.43-31.7897.2751.68-8.2351.5927.2646.1990.0033.6311.3958.8557.65-2.7
22Q3 (11)1.4291.8963.222.2442.68-10.7664.13-47.6-38.3540.54-30.0211.6267.35-33.89-10.4537.33-52.42-42.68
22Q2 (10)0.74-2.6321.311.57-29.28-23.79122.392.06-18.4557.9341.0231.03101.877.426.2778.4518.56-20.31
22Q1 (9)0.76-11.6311.762.22-13.95-0.45119.9213.14-10.0241.0816.410.4494.8317.36-0.2566.179.41-16.35
21Q4 (8)0.86-1.1511.692.582.7915.7105.991.89-10.435.29-2.84-13.6380.807.43-13.1460.48-7.14-8.54
21Q3 (7)0.8742.621.162.5121.8412.05104.02-30.69-1.8936.32-17.85-10.7275.21-21.54-10.6765.13-33.844.21
21Q2 (6)0.61-10.29-35.112.06-7.62-5.07150.0812.6154.9544.218.095.4195.860.8326.9598.4424.4555.51
21Q1 (5)0.68-11.6913.332.230.027.43133.2712.66-11.6340.900.1-21.3695.072.21.4179.1019.61-27.47
20Q4 (4)0.77-10.470.02.23-0.450.0118.2911.570.040.860.440.093.0210.490.066.135.810.0
20Q3 (3)0.86-8.510.02.243.230.0106.029.460.040.68-3.00.084.1911.50.062.50-1.260.0
20Q2 (2)0.9456.670.02.1724.00.096.86-35.770.041.94-19.360.075.51-19.460.063.30-41.960.0
20Q1 (1)0.600.00.01.750.00.0150.810.00.052.010.00.093.750.00.0109.060.00.0
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)3.735.0710.4529.3397.96-4.7534.92-22.6669.49-11.5863.39-8.67
2023 (9)3.55-10.138.08-2.3102.8511.2145.152.3678.59-8.7269.4137.47
2022 (8)3.9533.08.27-5.4992.48-24.8144.115.7386.10-11.8250.49-24.73
2021 (7)2.971.028.758.16123.00-0.9541.72-7.5197.643.7267.08-10.73
2020 (6)2.94-8.418.0934.16124.189.3845.11-25.4494.14-6.7475.142.8
2019 (5)3.211.586.036.54113.53-1.7760.50-6.19100.94-18.3673.0929.57
2018 (4)3.168.225.66-30.12115.57-7.4164.4943.15123.64-1.9656.4128.91
2017 (3)2.92-8.468.105.19124.829.245.05-4.96126.1115.0843.76-16.04
2016 (2)3.196.337.7026.02114.30-6.147.40-20.6109.58-16.1652.122.74
2015 (1)3.0010.296.11-9.88121.73-9.4159.7010.97130.70-4.3150.73-1.65

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