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)1.42-12.353.650.90-22.419.7663.9913.76-3.7100.7128.77-8.9488.4031.556.076.3013.42-18.52
24Q3 (19)1.62-4.713.181.1616.08.4156.254.81-3.0578.21-13.88-8.2667.200.936.4667.27-13.65-16.07
24Q2 (18)1.70-2.3-8.61.007.5316.2853.672.489.4290.81-7.64-13.766.58-2.5918.5177.90-5.38-20.59
24Q1 (17)1.7427.010.580.9313.4160.3452.37-21.19-0.2398.32-11.1-37.5468.35-18.0515.3282.33-12.08-45.34
23Q4 (16)1.37-12.74-15.950.82-23.3670.8366.4514.5319.11110.6029.74-41.5183.4032.1349.0693.6416.83-50.43
23Q3 (15)1.57-15.596.081.0724.42143.1858.0218.29-5.8185.25-18.98-59.1963.1212.35-14.4780.15-18.3-59.25
23Q2 (14)1.867.5118.470.8648.2872.049.05-6.55-15.61105.22-33.16-42.3156.18-5.21-39.9998.10-34.87-33.22
23Q1 (13)1.736.138.120.5820.83-12.1252.49-5.92-7.64157.41-16.7514.6159.275.93-39.69150.63-20.2757.07
22Q4 (12)1.6310.1410.880.489.09-46.0755.79-9.43-10.15189.08-9.4884.2255.95-24.19-44.74188.92-3.95197.61
22Q3 (11)1.48-5.73-13.950.44-12.0-67.1661.605.9916.6208.8914.52207.8273.80-21.17-8.54196.6933.89391.73
22Q2 (10)1.57-1.88-9.250.50-24.24-64.2958.122.2710.7182.4032.8181.093.62-4.7418.09146.9053.18285.26
22Q1 (9)1.608.84-7.510.66-25.84-54.4856.83-8.478.23137.3533.82119.398.28-2.9326.5295.9051.07156.01
21Q4 (8)1.47-14.53-11.450.89-33.58-39.8662.0917.5312.99102.6451.2567.19101.2525.4827.1763.4858.772.83
21Q3 (7)1.72-0.58-9.951.34-4.29-18.7952.830.6310.7867.864.5422.9680.691.7817.5940.004.916.75
21Q2 (6)1.730.0-13.071.40-3.452.1952.50-0.0214.8364.913.64-2.4379.282.0613.9738.131.79-10.68
21Q1 (5)1.734.226.791.45-2.0333.0352.51-4.44-6.6862.632.02-24.6877.68-2.44-9.2237.461.99-30.42
20Q4 (4)1.66-13.090.01.48-10.30.054.9515.220.061.3911.230.079.6216.030.036.737.210.0
20Q3 (3)1.91-4.020.01.6520.440.047.694.310.055.19-17.040.068.62-1.350.034.26-19.750.0
20Q2 (2)1.9922.840.01.3725.690.045.72-18.750.066.53-19.990.069.56-18.710.042.69-20.710.0
20Q1 (1)1.620.00.01.090.00.056.270.00.083.150.00.085.570.00.053.840.00.0
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)6.90-11.883.4513.4952.8713.48105.71-11.9281.1136.577.46-27.73
2023 (9)7.8333.163.0431.646.59-24.98120.01-23.8959.42-37.05107.18-14.52
2022 (8)5.88-23.642.31-46.6562.1031.07157.6786.8694.3914.15125.38155.51
2021 (7)7.7012.574.33-22.8247.38-11.1684.3829.7282.695.8649.0721.82
2020 (6)6.84-2.845.6127.553.332.9165.05-21.5578.11-0.7440.28-28.14
2019 (5)7.041.04.406.2851.82-1.0982.92-5.9478.69-8.3656.052.52
2018 (4)6.9712.64.14-16.0252.39-11.1388.1619.1885.874.2154.678.21
2017 (3)6.195.454.935.7958.95-5.1673.97-5.682.402.9250.52-16.44
2016 (2)5.874.084.6612.8362.16-4.0378.36-11.3880.06-2.760.46-14.72
2015 (1)5.641.444.13-11.1864.77-1.3388.4212.6282.286.7670.905.68

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