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)1.29-10.42-6.520.92-1.089.5270.2911.046.5299.181.09-8.9749.511.23-1.53119.956.63-3.77
24Q3 (19)1.442.132.130.9313.4120.7863.30-2.13-2.1398.11-11.33-17.2148.91-19.67-5.51112.49-1.7-14.4
24Q2 (18)1.41-5.37-9.030.82-7.8728.1264.685.7910.13110.648.25-22.7660.8915.3218.35114.433.5-23.98
24Q1 (17)1.497.972.050.895.9578.061.14-7.35-1.8102.21-6.19-43.7152.805.015.35110.56-11.3-42.93
23Q4 (16)1.38-2.1317.950.849.09100.065.992.03-14.96108.95-8.06-49.3750.28-2.86-29.8124.65-5.14-43.64
23Q3 (15)1.41-9.0329.360.7720.3124.1964.6810.13-22.56118.50-17.28-19.4151.760.6-31.1131.41-12.7-15.46
23Q2 (14)1.556.1611.510.6428.0-41.8258.73-5.67-10.35143.25-21.1172.4251.452.65-9.42150.53-22.363.99
23Q1 (13)1.4624.796.570.5019.05-60.9462.26-19.77-6.25181.58-15.61155.8950.12-30.02-15.57193.72-12.41148.33
22Q4 (12)1.177.34-7.140.42-32.26-73.5877.60-7.097.03215.1846.34275.7971.62-4.6621.1221.1642.28213.17
22Q3 (11)1.09-21.58-17.420.62-43.64-68.0483.5227.4921.47147.0476.99213.1275.1232.2543.28155.4469.34145.64
22Q2 (10)1.391.466.921.10-14.06-37.565.51-1.36-6.2483.0817.0860.2656.80-4.315.6991.7917.6635.04
22Q1 (9)1.378.733.791.28-19.5-17.9566.41-8.4-3.6370.9623.9321.5959.360.3716.9478.0110.461.97
21Q4 (8)1.26-4.55-6.671.59-18.0422.3172.505.447.357.2621.93-18.0459.1412.813.3470.6211.6-17.15
21Q3 (7)1.321.54-2.941.9410.2361.6768.76-1.592.9546.96-9.41-38.252.43-2.443.763.28-6.9-31.38
21Q2 (6)1.30-1.520.781.7612.8281.4469.871.39-1.3351.84-11.17-44.553.745.870.4567.97-11.15-38.61
21Q1 (5)1.32-2.2214.781.5620.092.5968.911.98-13.0458.36-16.46-47.9950.76-2.72-18.5276.50-10.25-40.77
20Q4 (4)1.35-0.740.01.308.330.067.571.170.069.86-8.070.052.183.20.085.24-7.570.0
20Q3 (3)1.365.430.01.2023.710.066.79-5.680.075.99-18.640.050.56-5.50.092.22-16.70.0
20Q2 (2)1.2912.170.00.9719.750.070.81-10.640.093.40-16.760.053.50-14.130.0110.71-14.280.0
20Q1 (1)1.150.00.00.810.00.079.240.00.0112.210.00.062.300.00.0129.160.00.0
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)5.62-8.913.6033.3364.919.79101.30-25.1650.2810.82115.93-22.25
2023 (9)6.173.522.70-14.8359.12-3.4135.3517.6545.37-16.72149.1022.45
2022 (8)5.9610.373.17-43.6961.20-9.53115.0477.5654.48-1.5121.7657.86
2021 (7)5.408.435.6332.1667.65-7.7764.79-24.4255.310.5577.13-25.88
2020 (6)4.9814.224.2626.0473.35-12.4285.72-20.6855.01-23.16104.06-13.46
2019 (5)4.36-11.923.38-27.1683.7513.5108.0737.3971.592.48120.2445.6
2018 (4)4.953.344.64-10.7773.79-3.278.6612.069.86-7.6582.5816.62
2017 (3)4.79-3.825.202.1676.234.0170.23-2.1375.658.5170.81-6.0
2016 (2)4.988.035.0925.6873.29-7.4271.76-20.2869.729.6475.33-28.66
2015 (1)4.61-6.684.05-9.1979.167.0990.029.9363.5917.78105.593.7

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