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)1.1847.538.820.46-20.690.076.92-32.75-28.2197.7525.961.092.4234.9466.01182.25-10.17-26.29
23Q4 (19)0.80-16.67-39.390.58-4.9211.54114.3820.7666.52157.005.33-11.0168.4925.5380.86202.897.22-2.09
23Q3 (18)0.96-8.57-12.730.618.9374.2994.729.514.76149.06-8.5-42.8154.560.39-19.22189.23-2.98-31.35
23Q2 (17)1.0523.53-3.670.5621.7447.3786.50-19.263.65162.90-16.8-32.5554.35-2.37-31.83195.05-21.12-20.46
23Q1 (16)0.85-35.61-1.160.46-11.5424.32107.1355.961.17195.7910.98-20.2555.6747.0-37.35247.2619.32-5.81
22Q4 (15)1.3220.062.960.5248.5730.068.69-16.78-38.86176.42-32.31-21.7437.87-43.93-48.4207.23-24.82-21.61
22Q3 (14)1.100.9277.420.35-7.896.0682.54-1.09-43.75260.647.93-5.1367.54-15.298.66275.6412.41-23.29
22Q2 (13)1.0926.74-7.630.382.7-30.9183.45-21.198.22241.50-1.6344.9579.73-10.2794.32245.22-6.5920.98
22Q1 (12)0.866.17-9.470.37-7.58.82105.89-5.7410.5245.498.9-8.5388.8621.0822.31262.52-0.7-9.96
21Q4 (11)0.8130.65-30.770.4021.21-16.67112.34-23.4444.4225.42-17.9518.5373.3918.0748.65264.36-26.4320.93
21Q3 (10)0.62-47.46-38.00.33-40.0-17.5146.7390.2961.76274.7464.919.3662.1651.5-0.02359.3277.2838.89
21Q2 (9)1.1824.2134.090.5561.7644.7477.11-19.53-25.03166.61-37.92-30.4241.03-43.52-44.64202.69-30.48-24.43
21Q1 (8)0.95-18.89.20.34-29.17-15.095.8323.17-8.33268.3941.1219.3372.6547.15-25.31291.5733.3725.57
20Q4 (7)1.1717.05.410.4820.0-12.7377.80-14.23-4.94190.18-17.3715.3449.37-20.59-48.77218.61-15.545.41
20Q3 (6)1.0013.640.00.405.26-36.5190.71-11.8-0.81230.17-3.8860.4162.17-16.11-43.99258.70-3.54108.73
20Q2 (5)0.881.15-20.00.38-5.0-54.22102.85-1.6224.29239.466.46118.2574.11-23.81-35.91268.2015.5249.13
20Q1 (4)0.87-21.620.00.40-27.270.0104.5427.740.0224.9236.410.097.270.930.0232.2054.450.0
19Q4 (3)1.1111.00.00.55-12.70.081.84-10.510.0164.8814.910.096.37-13.180.0150.3421.30.0
19Q3 (2)1.00-9.090.00.63-24.10.091.4510.510.0143.4930.780.0111.00-4.010.0123.9461.340.0
19Q2 (1)1.100.00.00.830.00.082.750.00.0109.720.00.0115.640.00.076.820.00.0
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)3.830.261.9410.8695.26-0.31188.35-9.7464.18-6.95219.43-6.73
2022 (9)3.82-8.611.75-1.1395.569.32208.671.2268.975.96235.272.98
2021 (8)4.1812.061.775.9987.41-10.66206.15-5.9265.09-22.13228.47-2.1
2020 (7)3.735.071.67-46.6597.84-4.76219.1287.7683.59-6.82233.3779.9
2019 (6)3.55-8.513.13-48.86102.739.16116.7095.5189.712.51129.7295.69
2018 (5)3.8820.876.1215.6994.11-17.1659.69-13.4787.51-24.1666.29-1.34
2017 (4)3.2116.35.29-9.73113.60-13.9968.9810.76115.39-5.3567.19-7.25
2016 (3)2.76-47.335.86-25.16132.0889.6662.2833.68121.9110.5772.441113.4
2015 (2)5.241.957.8313.8169.64-1.8646.59-12.18110.26-5.545.97-18.11
2014 (1)5.14-10.616.88-22.0870.9611.7353.0528.33116.7349.97.29-72.98

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