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)3.7912.4635.3695.3130.46.4723.99-11.08-26.230.95-24.0-6.8649.73-21.04-38.65-24.7928.6647.84
23Q4 (19)3.37-5.07-1.4673.091.32-26.5826.985.191.431.25-0.7937.3662.98-11.478.32-34.7521.43-13.45
23Q3 (18)3.5511.64-6.0872.14-9.53-14.8625.65-10.416.611.2610.5317.7671.14-9.3319.2-44.239.16-28.02
23Q2 (17)3.1813.57-7.2979.74-10.92-8.4828.63-11.967.961.1411.769.6278.46-3.2117.49-48.69-2.44-24.15
23Q1 (16)2.80-18.13-24.1289.52-10.08-0.6732.5222.2631.981.0212.090.9981.0639.4232.89-47.53-55.17-34.46
22Q4 (15)3.42-9.52-1.7299.5517.4918.9426.6010.561.680.91-14.95-16.5158.14-2.5824.02-30.6311.35-56.04
22Q3 (14)3.7810.213.5184.73-2.7520.5124.06-9.28-12.031.072.88-17.0559.68-10.6311.03-34.5511.91-37.59
22Q2 (13)3.43-7.0515.4987.13-3.32-7.7326.527.63-13.451.042.978.3366.789.4827.37-39.22-10.95-88.29
22Q1 (12)3.696.034.8390.127.67-18.7424.64-5.81-4.751.01-7.3423.1761.0030.1226.74-35.35-80.08-64.88
21Q4 (11)3.484.55.7883.7019.04-23.7326.16-4.35-5.391.09-15.531.3346.88-12.7814.82-19.6321.82-58.95
21Q3 (10)3.3312.12-2.9270.31-25.54-36.3427.35-10.742.971.2934.3857.3253.752.5245.7-25.11-20.55-164.32
21Q2 (9)2.97-15.62-1.6694.43-14.85282.4630.6418.441.760.9617.07-73.9852.438.9340.83-20.832.85-507.29
21Q1 (8)3.526.9918.12110.901.06-22.0425.87-6.44-15.290.82-1.228.1248.1317.8839.43-21.44-73.6-541.92
20Q4 (7)3.29-4.089.3109.74-0.64513.0727.654.1-8.560.831.22-83.6640.8310.6815.8-12.35-30.0-17742.86
20Q3 (6)3.4313.5811.36110.45347.35-4.8326.56-11.79-10.030.82-77.785.1336.89-0.916.13-9.50-176.97-113.48
20Q2 (5)3.021.34-9.3124.69-82.64-77.9530.11-1.4110.253.69476.56355.5637.237.851.31-3.43-2.6960.21
20Q1 (4)2.98-1.00.0142.26694.750.030.540.990.00.64-87.40.034.52-2.10.0-3.34-4871.430.0
19Q4 (3)3.01-2.270.017.90-84.580.030.242.440.05.08551.280.035.261.440.00.07101.570.0
19Q3 (2)3.08-7.510.0116.063.630.029.528.090.00.78-3.70.034.76-5.410.0-4.4548.380.0
19Q2 (1)3.330.00.0111.990.00.027.310.00.00.810.00.036.750.00.0-8.620.00.0
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)11.90-36.12326.31-13.9830.6756.561.1216.6765.887.84-34.090
2022 (9)18.6320.82379.36-0.6319.59-17.20.960.061.0923.14-40.540
2021 (8)15.4237.07381.78-22.0623.66-27.070.9628.049.6118.26-24.990
2020 (7)11.25-9.78489.85-8.1432.4410.870.7510.2941.9510.42-8.770
2019 (6)12.478.72533.2431.729.26-8.050.68-24.4437.99-5.47-8.040
2018 (5)11.470.44404.9016.7131.82-0.410.90-14.2940.198.07-7.470
2017 (4)11.4210.66346.936.9631.95-9.621.05-7.0837.191.22-4.190
2016 (3)10.321.28324.3520.8535.35-1.341.13-16.9136.74-4.62-0.260
2015 (2)10.19-1.07268.3917.235.831.131.36-14.4738.523.16-1.330
2014 (1)10.30-1.53229.011.1535.431.551.59-1.2437.344.45-0.310

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