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
25Q1 (20)1.01-1.94-6.481.12-13.18-4.2790.252.657.2781.1015.14.67113.066.372.9258.2811.8812.6
24Q4 (19)1.03-9.65-3.741.29-11.64-0.7787.929.753.1970.4612.680.33106.2914.67-1.252.094.288.84
24Q3 (18)1.140.881.791.469.77-0.6880.11-0.15-1.0662.53-8.741.2192.69-2.530.1449.95-6.9-0.46
24Q2 (17)1.134.63-5.041.3313.68-5.6780.23-4.645.1268.52-11.566.3595.10-13.4318.1553.653.65-10.97
24Q1 (16)1.080.939.091.17-10.07.3484.13-1.26-8.477.4810.32-6.77109.852.1116.8251.768.15-36.04
23Q4 (15)1.07-4.468.081.30-11.5612.0785.205.22-6.9170.2313.68-10.11107.5816.2315.4547.86-4.62-37.41
23Q3 (14)1.12-5.887.691.474.2626.7280.976.09-7.1861.78-4.11-21.4492.5615.0-0.7250.18-16.73-30.93
23Q2 (13)1.1920.216.671.4129.3636.8976.32-16.9-14.4764.43-22.48-26.8380.49-14.4-22.9860.26-25.53-17.21
23Q1 (12)0.990.0-2.941.09-6.031.8791.840.352.7283.116.37-2.5794.030.91-12.0180.925.8219.26
22Q4 (11)0.99-4.81-7.481.160.02.6591.524.927.3278.13-0.65-3.0593.18-0.05-9.1576.475.2620.79
22Q3 (10)1.041.96-1.891.1612.624.587.23-2.241.778.64-10.7-4.2193.23-10.79-13.9472.65-0.1922.02
22Q2 (9)1.020.0-1.921.03-3.74-11.9789.23-0.22.0588.063.2413.25104.51-2.2-8.9872.797.2844.45
22Q1 (8)1.02-4.67-3.771.07-5.31-16.4189.414.844.2185.305.8420.41106.864.18-6.967.857.1762.05
21Q4 (7)1.070.940.01.131.8-20.4285.28-0.570.6480.59-1.8426.06102.57-5.32-6.1163.316.3360.56
21Q3 (6)1.061.92-6.191.11-5.13-28.8585.77-1.916.9382.105.5840.41108.33-5.658.7259.5418.1652.55
21Q2 (5)1.04-1.89-20.611.17-8.59-25.087.441.9125.9277.769.7733.65114.820.0326.6150.3920.3536.45
21Q1 (4)1.06-0.930.01.28-9.860.085.801.250.070.8410.810.0114.785.060.041.876.190.0
20Q4 (3)1.07-5.310.01.42-8.970.084.745.650.063.939.340.0109.259.640.039.431.020.0
20Q3 (2)1.13-13.740.01.560.00.080.2115.510.058.470.50.099.649.870.039.035.690.0
20Q2 (1)1.310.00.01.560.00.069.440.00.058.180.00.090.690.00.036.930.00.0
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)4.344.085.018.2184.10-3.8172.88-7.54107.455.7249.53-23.34
2023 (9)4.17-2.114.63-2.1187.432.0578.822.11101.649.2864.61-7.49
2022 (8)4.264.414.730.085.67-4.3477.19-0.0693.01-15.1969.8422.23
2021 (7)4.08-4.674.73-9.5689.565.1377.2410.77109.67-6.7657.1453.19
2020 (6)4.28-9.895.23-0.7685.1910.8869.730.75117.624.1537.3012.65
2019 (5)4.752.155.27-2.7776.83-2.0969.212.79112.934.4133.11-12.04
2018 (4)4.6516.835.42-4.7578.47-14.4167.334.91108.16-8.7437.640.8
2017 (3)3.980.05.69-11.6591.68-0.0364.1813.31118.523.3637.3410.87
2016 (2)3.98-6.576.44-8.5291.717.1156.649.26114.6711.1433.68-1.75
2015 (1)4.260.247.04-2.4985.62-0.251.842.51103.185.5534.28-11.19

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