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
24Q1 (20)1.69-2.3111.180.40-9.0921.2153.802.2-10.18227.419.91-17.2655.52-5.22-0.09225.6812.3-19.17
23Q4 (19)1.735.4913.070.4410.02.3352.64-5.14-11.47206.91-9.16-2.7158.589.253.75200.97-12.48-6.82
23Q3 (18)1.642.5-2.380.4025.0-20.055.49-2.682.46227.77-18.8124.5653.6241.4431.55229.64-23.3617.01
23Q2 (17)1.605.26-9.090.32-3.03-33.3357.02-4.8110.16280.542.0747.9137.91-31.78-11.84299.647.3251.01
23Q1 (16)1.52-0.65-16.940.33-23.26-38.8959.900.7420.21274.8629.2463.5555.57-1.58-2.3279.1929.4473.4
22Q4 (15)1.53-8.93-17.30.43-14.0-33.8559.469.7920.88212.6816.3152.6356.4638.528.64215.699.957.95
22Q3 (14)1.68-4.55-12.50.504.17-28.5754.164.6414.45182.86-3.5940.3940.76-5.216.53196.26-1.0940.88
22Q2 (13)1.76-3.83-14.980.48-11.11-36.051.763.8717.77189.6712.8655.4343.00-24.41.61198.4323.2460.48
22Q1 (12)1.83-1.08-6.150.54-16.92-30.7749.831.36.52168.0620.6143.656.889.4533.74161.0117.932.75
21Q4 (11)1.85-3.65-16.670.65-7.14-29.3549.193.9519.83139.346.9841.5351.9735.8380.14136.56-1.9723.42
21Q3 (10)1.92-7.25-13.90.70-6.67-7.8947.327.6715.78130.256.748.838.26-9.5946.31139.3112.663.63
21Q2 (9)2.076.1515.640.75-3.8520.9743.95-6.05-13.48122.034.27-16.542.32-0.4921.89123.651.95-23.78
21Q1 (8)1.95-12.16-2.010.78-15.228.3346.7813.962.54117.0318.87-6.842.5347.4213.44121.299.62-9.28
20Q4 (7)2.22-0.454.720.9221.050.041.050.44-4.3698.45-17.76-0.7928.8510.33-10.87110.65-17.690.8
20Q3 (6)2.2324.583.240.7622.58-12.6440.87-19.55-2.81119.71-18.0915.0926.15-24.68-35.59134.43-17.1427.47
20Q2 (5)1.79-10.05-13.110.62-13.89-12.6850.8011.3515.22146.1516.3913.6134.72-7.39-48.36162.2321.3453.77
20Q1 (4)1.99-6.130.00.72-21.740.045.626.290.0125.5726.540.037.4915.820.0133.7021.80.0
19Q4 (3)2.12-1.850.00.925.750.042.922.070.099.23-4.60.032.37-20.270.0109.774.090.0
19Q3 (2)2.164.850.00.8722.540.042.05-4.630.0104.01-19.150.040.60-39.620.0105.46-0.040.0
19Q2 (1)2.060.00.00.710.00.044.090.00.0128.640.00.067.240.00.0105.500.00.0
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
2023 (10)5.72-24.241.43-33.4963.8031.93255.0550.3972.2211.64246.6360.93
2022 (9)7.55-10.972.15-26.6248.3612.41169.5936.0964.6923.15153.2533.13
2021 (8)8.484.432.93-12.2843.02-4.36124.6214.1652.5346.94115.11-2.76
2020 (7)8.121.53.34-4.8444.98-1.45109.164.9935.75-22.21118.3814.21
2019 (6)8.007.673.51-18.1845.64-7.07103.9722.1245.96-5.68103.6521.2
2018 (5)7.43-6.544.29-12.2749.116.9785.1414.1148.738.0585.5213.38
2017 (4)7.95-16.144.89-25.845.9119.2874.6134.7545.105.1575.4347.99
2016 (3)9.487.66.5919.3838.49-7.0555.37-16.2542.89-15.8450.97-9.88
2015 (2)8.812.565.5212.6541.41-2.566.11-11.3150.96-13.5156.56-2.63
2014 (1)8.59-1.264.90-16.2442.471.2274.5419.3858.92-0.6458.0928.77

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