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)2.386.25-17.071.015.2194.2338.19-6.1420.5590.15-4.61-48.8854.264.6753.874.09-11.12-57.11
23Q4 (19)2.24-13.51-21.130.9614.29123.2640.6915.7627.1294.51-12.82-55.551.843.435.1383.36-10.79-57.27
23Q3 (18)2.59-5.1369.280.8435.4844.8335.155.59-40.75108.41-26.19-31.1950.129.536.4693.44-30.48-44.97
23Q2 (17)2.73-4.8870.620.6219.2393.7533.295.08-41.63146.87-16.72-48.8545.7629.71-56.97134.40-22.2-43.48
23Q1 (16)2.871.06105.00.5220.936.1231.68-1.03-51.16176.35-16.96-5.4835.28-28.45-65.53172.75-11.4415.86
22Q4 (15)2.8485.6247.920.43-25.86-51.6932.01-46.04-32.47212.3734.8108.3349.314.74-36.17195.0714.89170.59
22Q3 (14)1.53-4.38-37.550.5881.25-55.0459.324.0259.42157.55-45.13122.9447.08-55.73-29.35169.79-28.6311.81
22Q2 (13)1.6014.29-39.390.32-34.69-77.9357.03-12.0965.3287.1353.89355.98106.353.9164.04237.8059.49628.55
22Q1 (12)1.40-27.08-44.440.49-44.94-65.9764.8736.8679.4186.5883.03195.55102.3532.4961.36149.10106.82315.78
21Q4 (11)1.92-21.63-30.430.89-31.01-39.4647.4027.3943.81101.9444.2564.1377.2515.9240.3872.0974.8580.0
21Q3 (10)2.45-7.2-6.841.29-11.037.537.217.867.4270.6712.23-7.0566.642.7921.6341.2326.32-26.2
21Q2 (9)2.644.7640.431.450.6970.5934.50-4.59-28.7562.97-0.25-41.4864.832.21-23.1432.64-8.98-54.46
21Q1 (8)2.52-8.727.921.44-2.0424.1436.169.71-21.5463.131.64-19.6263.4315.26-24.6335.86-10.46-11.39
20Q4 (7)2.764.9422.671.4722.5-2.6532.96-4.85-18.5662.11-18.312.9355.030.44-17.1440.05-28.3216.42
20Q3 (6)2.6339.890.381.2041.182.5634.64-28.46-0.476.03-29.34-2.554.79-35.04-2.0255.87-22.06-1.71
20Q2 (5)1.88-4.57-31.140.85-26.7213.3348.425.0645.14107.6037.0-11.2984.350.2324.171.6877.12-17.31
20Q1 (4)1.97-12.440.01.16-23.180.046.0913.890.078.5430.160.084.1626.730.040.4717.650.0
19Q4 (3)2.25-14.120.01.5129.060.040.4716.360.060.34-22.620.066.4118.760.034.40-39.480.0
19Q3 (2)2.62-4.030.01.1756.00.034.784.260.077.98-35.710.055.92-17.730.056.84-34.430.0
19Q2 (1)2.730.00.00.750.00.033.360.00.0121.290.00.067.970.00.086.680.00.0
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)9.7064.972.585.7437.63-39.37141.65-5.4340.47-27.11138.81-11.2
2022 (9)5.88-34.672.44-39.662.0652.97149.7965.7355.52-21.26156.32158.64
2021 (8)9.00-0.444.04-35.2640.570.4590.3854.4470.517.860.4480.42
2020 (7)9.0418.646.2460.8240.39-15.6658.52-37.7465.41-28.8833.50-32.89
2019 (6)7.62-13.93.8811.4947.8916.1594.00-10.4491.9743.4349.92-39.17
2018 (5)8.856.243.486.4241.23-5.89104.96-6.164.125.182.07-13.23
2017 (4)8.3310.483.27-4.9443.81-9.48111.785.4961.0116.3294.58-7.19
2016 (3)7.54-46.263.44-39.1248.4086.08105.9663.8752.45128.24101.9150.55
2015 (2)14.03257.915.65246.6326.01-72.164.66-71.1322.98-75.1567.69-69.88
2014 (1)3.92-11.711.63-57.4493.2113.45223.99134.9692.4971.21224.7182.01

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