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)1.95-18.07-24.1211.70-40.97-63.4146.5921.6131.657.7869.5172.98176.5452.85163.14-122.18-68.29-323.35
24Q3 (19)2.385.31-6.6719.82-15.4410.7938.31-4.997.224.5918.3-9.82115.5010.7242.56-72.60-20.76-80.6
24Q2 (18)2.2626.2618.9523.44-5.6791.0440.32-20.79-15.673.886.01-47.64104.324.0415.56-60.12-31.52-71.53
24Q1 (17)1.79-30.3530.6624.85-22.3134.8850.9043.83-23.273.6628.42-57.44100.2749.46-13.18-45.71-58.39-12.73
23Q4 (16)2.570.7810.7831.9878.76135.1535.39-0.95-9.772.85-44.01-57.467.09-17.19-24.8-28.8628.2133.33
23Q3 (15)2.5534.21-7.2717.8945.857.7635.73-25.277.955.09-31.31-36.6181.02-10.25-3.55-40.20-14.696.23
23Q2 (14)1.9038.69-11.2112.2715.9730.9547.81-27.9312.237.41-13.84-23.7790.27-21.84-4.84-35.0513.5617.61
23Q1 (13)1.37-40.95-13.2910.58-22.211.6366.3469.1515.318.6028.55-1.6115.4929.466.76-40.556.333.22
22Q4 (12)2.32-15.6423.413.6019.934.1339.2218.49-18.936.69-16.69-4.0289.216.2-0.67-43.29-0.98-25.66
22Q3 (11)2.7528.542.4911.3421.0259.9433.10-22.3-29.668.03-17.39-37.4184.00-11.45-27.3-42.87-0.7822.96
22Q2 (10)2.1435.44-10.089.37-9.9916.6942.60-25.9511.439.7211.21-14.2194.86-12.315.45-42.54-1.53-5.3
22Q1 (9)1.58-15.965.3310.41-20.2971.2257.5318.91-5.468.7425.39-41.58108.1820.45-12.37-41.90-21.6312.05
21Q4 (8)1.88-2.5934.2913.0684.2158.6148.382.8-25.426.97-45.67-61.3289.81-22.27-21.97-34.4538.1-6.99
21Q3 (7)1.93-18.91121.847.09-11.71132.4647.0623.1-55.1112.8313.24-56.98115.5428.43-27.03-55.65-37.75-135.11
21Q2 (6)2.3858.67180.08.0332.07128.1238.23-37.17-64.4511.33-24.26-56.1489.96-27.13-38.5-40.4015.2-213.18
21Q1 (5)1.507.14123.886.0820.498.6960.85-6.2-55.4914.96-16.98-49.65123.457.26-36.07-47.64-47.95-78.49
20Q4 (4)1.4060.920.05.0565.570.064.87-38.120.018.02-39.570.0115.09-27.310.0-32.20-36.040.0
20Q3 (3)0.872.350.03.05-13.350.0104.84-2.510.029.8215.450.0158.348.250.0-23.67-83.490.0
20Q2 (2)0.8526.870.03.5215.030.0107.54-21.330.025.83-13.060.0146.27-24.250.0-12.9051.670.0
20Q1 (1)0.670.00.03.060.00.0136.700.00.029.710.00.0193.100.00.0-26.690.00.0
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)7.9527.081.169.1345.92-21.34.50-8.35113.315.05-62.900
2023 (9)6.267.9374.3746.6658.35-7.344.91-31.81107.86-3.89-44.600
2022 (8)5.8011.9750.7146.6962.97-10.637.20-31.82112.23-9.3-42.070
2021 (7)5.1840.3834.57109.0170.46-28.810.56-52.13123.74-28.13-42.720
2020 (6)3.69-11.7216.54-27.5898.9613.4222.0638.05172.1816.24-51.160
2019 (5)4.18-18.6822.84-51.5687.2522.8215.98106.46148.1332.45-44.900
2018 (4)5.146.4247.1557.8571.04-6.017.74-36.66111.84-2.9-33.060
2017 (3)4.83-21.5929.8749.4275.5827.6312.22-33.08115.1810.93-27.380
2016 (2)6.1652.119.991.3759.22-34.2818.26-1.35103.83-9.53-26.350
2015 (1)4.057.1419.72-60.1490.11-6.7118.51150.81114.7715.13-6.150

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