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)1.425.97-5.961.80-23.73-8.6364.25-5.576.850.4530.639.3932.6016.1812.7282.104.456.14
24Q3 (19)1.34-4.29-14.652.364.4216.8368.044.5217.3938.62-3.93-14.1228.06-2.4-6.3478.602.687.72
24Q2 (18)1.40-9.09-11.952.2610.786.665.1010.2313.6940.20-9.93-6.3828.75-0.216.8876.552.234.43
24Q1 (17)1.541.9918.462.043.552.5159.06-1.83-15.6644.63-3.23-2.2128.81-0.38-1.9774.88-3.19-13.21
23Q4 (16)1.51-3.82-6.791.97-2.48-10.8660.163.87.0346.122.5612.2128.92-3.4722.5977.356.04.94
23Q3 (15)1.57-1.2650.962.02-4.722.0257.961.22-33.5944.974.73-1.9229.9611.38-6.3272.97-0.45-27.86
23Q2 (14)1.5922.310.632.126.53-21.4857.26-18.24-0.6242.94-5.9227.2326.90-8.47-11.9573.30-15.0420.5
23Q1 (13)1.30-19.75-11.561.99-9.95-16.0370.0324.5913.545.6411.0518.7929.3924.59-2.7886.2817.0523.45
22Q4 (12)1.6255.7713.292.2111.621.8456.21-35.6-11.5241.10-10.36-1.9123.59-26.24-24.0373.71-27.13-0.9
22Q3 (11)1.04-34.18-46.391.98-26.67-9.1787.2851.4885.6645.8535.8510.0331.984.68-2.29101.1566.2880.79
22Q2 (10)1.587.48-28.512.7013.9223.8557.62-6.6139.9633.75-12.16-19.330.551.06-14.8660.83-12.9629.12
22Q1 (9)1.472.8-24.622.379.22-4.8261.70-2.8832.3238.42-8.315.230.23-2.64-8.0669.89-6.0439.03
21Q4 (8)1.43-26.29-19.662.17-0.46-7.6663.5335.1424.1841.900.558.2731.05-5.13-9.2174.3832.9433.66
21Q3 (7)1.94-12.2210.862.180.0-13.1547.0114.19-9.4241.67-0.3614.9532.73-8.78-0.9755.9518.761.56
21Q2 (6)2.2113.3324.862.18-12.45-12.4541.17-11.71-19.8241.8214.5114.4535.889.1217.0347.11-6.29-17.7
21Q1 (5)1.959.5530.02.495.9622.6646.63-8.85-23.2436.52-5.63-18.6632.88-3.863.5650.27-9.67-31.98
20Q4 (4)1.781.710.02.35-6.370.051.16-1.430.038.706.760.034.203.480.055.651.020.0
20Q3 (3)1.75-1.130.02.510.80.051.901.070.036.25-0.790.033.057.80.055.09-3.760.0
20Q2 (2)1.7718.00.02.4922.660.051.35-15.470.036.54-18.620.030.66-3.430.057.24-22.540.0
20Q1 (1)1.500.00.02.030.00.060.750.00.044.900.00.031.750.00.073.900.00.0
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)6.828.957.95-2.9353.52-8.1845.893.0127.54-6.5871.88-2.03
2023 (9)6.265.568.19-8.5958.29-5.3644.559.4129.48-0.5473.370.96
2022 (8)5.93-22.288.96-14.1861.5928.7140.7216.5129.644.772.6733.36
2021 (7)7.6310.110.4418.7747.85-9.1934.95-15.828.31-12.354.49-12.0
2020 (6)6.93-4.688.793.6652.694.9441.51-3.632.28-4.1661.923.93
2019 (5)7.2710.158.488.350.21-9.243.06-7.633.68-8.2359.58-8.61
2018 (4)6.600.07.8320.2855.300.0446.60-16.8536.7013.3165.19-17.41
2017 (3)6.6015.386.51-16.9655.28-13.3856.0420.3132.396.2778.93-1.23
2016 (2)5.72-0.697.84-6.6763.820.7346.587.1530.48-5.5279.917.16
2015 (1)5.76-41.528.40-9.8763.3670.9243.4711.0632.2624.4674.5748.28

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