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)1.58-8.67-1.860.808.1125.057.719.632.23114.27-6.95-19.8527.70-1.04.81144.28-2.16-16.4
23Q4 (19)1.731.762.980.747.2519.3552.64-1.4-3.0122.81-6.31-15.927.9812.05-1.55147.47-7.54-14.2
23Q3 (18)1.708.28-6.080.696.15-6.7653.39-8.146.08131.08-5.777.2924.971.75-6.23159.50-7.639.34
23Q2 (17)1.57-2.48-6.550.651.56-13.3358.122.967.61139.10-2.4314.324.54-7.15-14.32172.680.0517.41
23Q1 (16)1.61-4.17-0.620.643.23-22.8956.454.020.34142.57-2.3630.326.43-7.0-6.67172.590.4125.64
22Q4 (15)1.68-7.1812.750.62-16.22-22.554.277.83-11.16146.0219.5228.8728.426.72-11.05171.8817.8320.65
22Q3 (14)1.817.7416.770.74-1.33-12.9450.33-6.81-14.2122.170.3914.7726.63-7.02-10.82145.87-0.827.85
22Q2 (13)1.683.716.670.75-9.64-10.7154.01-4.0-14.77121.7011.2212.9228.641.13-5.04147.077.064.31
22Q1 (12)1.628.727.280.833.750.056.26-7.91-6.67109.42-3.430.1328.32-11.36-8.2137.37-3.57-0.97
21Q4 (11)1.49-3.87-19.890.80-5.88-6.9861.094.1424.65113.316.447.2931.957.030.14142.465.339.52
21Q3 (10)1.557.64-6.060.851.1916.4458.66-7.436.23106.45-1.23-14.9529.86-0.9932.71135.25-4.07-14.33
21Q2 (9)1.44-4.64-26.150.841.29.0963.375.1335.64107.78-1.37-9.0630.16-2.2433.93140.991.64-1.21
21Q1 (8)1.51-18.82-29.110.83-3.496.4160.2823.041.2109.283.48-6.2430.8525.6620.04138.716.633.87
20Q4 (7)1.8612.73-19.130.8617.81-5.4949.01-11.2524.04105.61-15.625.7424.559.11-6.15130.08-17.6114.88
20Q3 (6)1.65-15.38-21.80.73-5.19-23.9655.2218.1927.88125.165.631.6222.50-0.09-18.42157.8810.6342.63
20Q2 (5)1.95-8.45-5.80.77-1.28-18.9546.729.446.16118.521.6923.1622.52-12.37-21.01142.716.8727.73
20Q1 (4)2.13-7.390.00.78-14.290.042.698.050.0116.5516.690.025.70-1.760.0133.5417.940.0
19Q4 (3)2.309.00.00.91-5.210.039.51-8.50.099.885.040.026.16-5.150.0113.232.290.0
19Q3 (2)2.111.930.00.961.050.043.18-1.890.095.09-1.180.027.58-3.260.0110.69-0.930.0
19Q2 (1)2.070.00.00.950.00.044.010.00.096.230.00.028.510.00.0111.730.00.0
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)6.642.472.830.3554.96-2.45128.90-0.4227.27-8.15156.590.31
2022 (9)6.483.512.82-15.8256.34-3.38129.4518.729.69-2.46156.1114.01
2021 (8)6.26-9.543.354.0458.3110.58109.06-3.7830.444.75136.93-0.05
2020 (7)6.92-16.733.22-16.1552.7320.06113.3419.129.064.8137.0023.02
2019 (6)8.319.633.84-20.543.92-8.7395.1625.8427.73-21.62111.3626.02
2018 (5)7.580.534.83-15.7148.12-0.675.6218.7535.385.7488.3712.39
2017 (4)7.544.05.73-0.8748.41-3.9163.680.8233.4627.7678.63-9.97
2016 (3)7.257.895.7823.7750.38-7.2763.16-19.2626.195.7887.34-18.98
2015 (2)6.72-1.034.6727.2554.331.1278.23-21.2424.76-20.26107.80-11.65
2014 (1)6.79-5.563.67-22.4153.735.8199.3328.631.05-4.28122.0127.67

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