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
24Q1 (20)3.0918.8512.3612.8955.1133.5829.41-15.9-10.967.06-35.53-25.1326.94-9.57-11.129.53-40.92-21.63
23Q4 (19)2.6039.042.778.3143.524.1434.97-28.18-2.7310.95-30.34-4.0329.796.39-0.0316.13-55.69-8.09
23Q3 (18)1.87-10.1-9.225.79-18.68-9.3948.6911.1110.1315.7223.010.3928.00-4.63-0.4336.4033.6320.01
23Q2 (17)2.08-24.36-2.87.12-26.22-11.2243.8232.673.0112.7835.5212.629.36-3.133.0527.24124.017.24
23Q1 (16)2.758.7-13.799.6520.93-20.5133.03-8.1215.659.43-17.3525.7330.311.7112.0912.16-30.7134.81
22Q4 (15)2.5322.82-1.947.9824.88-11.0435.95-18.682.0411.41-19.8712.4129.805.97-6.9917.55-42.1431.66
22Q3 (14)2.06-3.740.986.39-20.32-16.9144.213.93-0.6514.2425.4620.2728.12-1.34.5730.3319.412.99
22Q2 (13)2.14-32.92-1.838.02-33.94-6.5342.5448.951.8211.3551.336.9728.495.36-5.8525.40181.614.78
22Q1 (12)3.1923.645.9812.1435.3412.9328.56-18.93-5.497.50-26.11-11.3527.04-15.613.259.02-32.33-27.84
21Q4 (11)2.5826.47-2.648.9716.6419.9235.23-20.832.6510.15-14.27-16.632.0419.157.0913.33-54.74-19.55
21Q3 (10)2.04-6.4217.927.69-10.3719.644.506.51-15.5811.8411.59-16.2726.89-11.14-10.2529.4533.08-20.19
21Q2 (9)2.18-27.5714.148.58-20.19-0.6941.7838.25-12.4510.6125.410.7630.2615.54-5.222.1377.04-15.95
21Q1 (8)3.0113.5818.0410.7543.720.1930.22-11.95-15.188.46-30.48-0.2426.19-12.47-13.8812.50-24.56-8.76
20Q4 (7)2.6553.1816.747.4816.33-19.9134.32-34.89-14.3712.17-13.9324.8229.92-0.13-9.3116.57-55.09-1.54
20Q3 (6)1.73-9.4212.346.43-25.58-23.6352.7110.46-10.9314.1434.2830.829.96-6.14-14.2536.9040.145.31
20Q2 (5)1.91-25.113.698.64-19.48-6.3947.7233.93-11.8310.5324.176.831.924.97-8.9826.3392.19-8.92
20Q1 (4)2.5512.330.010.7314.880.035.63-11.10.08.48-13.030.030.41-7.820.013.70-18.60.0
19Q4 (3)2.2747.40.09.3410.930.040.08-32.270.09.75-9.810.032.99-5.580.016.83-51.970.0
19Q3 (2)1.54-8.330.08.42-8.780.059.189.350.010.819.630.034.94-0.370.035.0421.20.0
19Q2 (1)1.680.00.09.230.00.054.120.00.09.860.00.035.070.00.028.910.00.0
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
2023 (10)9.57-5.5331.26-9.5538.145.8611.6810.6139.192.3210.6228.11
2022 (9)10.131.534.565.6936.03-1.4510.56-5.3838.301.388.29-16.6
2021 (8)9.985.532.705.8336.56-5.2111.16-5.537.782.369.94-26.21
2020 (7)9.467.1330.90-16.9638.57-6.6611.8120.3936.91-0.4313.47-4.13
2019 (6)8.83-3.7137.21-13.141.323.779.8115.1437.07-13.9114.05166.1
2018 (5)9.17-5.7642.82-12.6839.826.168.5214.5243.061.275.28116.39
2017 (4)9.739.9449.04-0.9337.51-9.077.440.9542.529.032.44-74.64
2016 (3)8.856.6349.50-25.5341.25-6.217.3734.2439.00-5.899.6219.8
2015 (2)8.30-9.2966.47-32.0943.9810.235.4947.1841.448.118.0351.51
2014 (1)9.158.5497.88-15.0739.90-7.833.7317.6738.33-4.585.30-15.74

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