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)1.353.850.751.711.1824.8267.46-3.96-0.5353.10-1.19-20.1327.064.2817.5593.51-4.62-15.97
24Q3 (19)1.30-4.412.361.694.9746.9670.245.21-2.2553.74-4.92-31.825.95-0.6117.3198.040.9-23.73
24Q2 (18)1.3611.48-2.161.6113.3864.2966.76-10.462.0656.52-12.07-39.4126.11-1.2960.7897.17-13.53-31.79
24Q1 (17)1.22-8.966.091.423.6597.2274.569.94-5.4464.28-3.31-48.9626.4514.944.46112.380.99-39.73
23Q4 (16)1.345.51-7.591.3719.1390.2867.82-5.627.7566.48-15.63-47.1923.024.07-21.41111.28-13.43-30.25
23Q3 (15)1.27-8.6320.951.1517.3547.4471.869.86-16.7978.80-15.53-32.8822.1236.21-51.35128.54-9.76-18.8
23Q2 (14)1.3920.8719.830.9836.11-2.9765.41-17.05-16.4593.29-25.924.0316.24-11.31-62.48142.45-23.614.23
23Q1 (13)1.15-20.697.480.720.0-31.4378.8525.28-6.95125.930.0345.6218.31-37.49-58.61186.4616.8746.84
22Q4 (12)1.4538.116.940.72-7.69-40.9862.94-27.12-14.4125.897.2369.2129.29-35.58-35.89159.550.7956.07
22Q3 (11)1.05-9.48-23.360.78-22.77-43.0786.3610.3129.59117.4030.9176.8145.475.060.84158.3026.9479.99
22Q2 (10)1.168.41-13.431.01-3.81-29.8678.29-7.6114.9689.683.742.2143.28-2.172.03124.70-1.840.54
22Q1 (9)1.07-13.71-16.411.05-13.93-21.0584.7415.2519.186.4816.2426.7344.24-3.17-12.62126.9824.2143.06
21Q4 (8)1.24-9.49-13.891.22-10.95-13.4873.5310.3416.1174.4012.0514.9945.691.33-8.91102.2316.2431.28
21Q3 (7)1.372.24-4.861.37-4.86-4.8666.64-2.145.6966.405.34.9645.096.29-4.3787.95-0.8811.1
21Q2 (6)1.344.695.511.448.27-4.068.10-4.29-4.9863.06-7.593.8542.42-16.22-13.3288.73-0.036.31
21Q1 (5)1.28-11.11-1.541.33-5.67-27.3271.1512.351.6168.245.4737.2550.630.9422.5688.7613.9813.19
20Q4 (4)1.440.00.01.41-2.080.063.330.440.064.702.280.050.166.380.077.87-1.630.0
20Q3 (3)1.4413.390.01.44-4.00.063.05-12.030.063.264.180.047.15-3.660.079.16-5.150.0
20Q2 (2)1.27-2.310.01.50-18.030.071.672.360.060.7222.120.048.9418.470.083.466.430.0
20Q1 (1)1.300.00.01.830.00.070.020.00.049.720.00.041.310.00.078.420.00.0
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)5.090.996.3554.1371.72-0.957.51-35.1624.9016.52104.33-25.32
2023 (9)5.0415.074.1210.1672.37-13.2488.69-9.0521.37-38.73139.70-4.35
2022 (8)4.38-23.163.74-30.0983.4130.3797.5242.9734.88-23.0146.0568.09
2021 (7)5.7015.385.35-11.2863.98-13.4468.2112.6745.30-7.4986.891.66
2020 (6)4.94-6.446.03-20.4573.916.8260.5425.7348.9743.985.472.58
2019 (5)5.283.947.58-5.3769.19-3.7448.155.6834.031.6183.32-0.76
2018 (4)5.088.098.01-20.7771.88-7.4345.5626.233.49-7.0883.968.04
2017 (3)4.70-4.0810.11-25.9977.654.2136.1035.136.047.2977.7114.87
2016 (2)4.9016.3913.665.9774.51-13.9626.72-5.6233.59-7.967.65-13.76
2015 (1)4.21-7.0612.8913.6786.607.4828.31-12.0536.47-0.3878.443.01

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