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)2.90-27.32-49.480.4250.050.031.4237.5798.11217.32-32.06-33.9227.28-34.5860.09221.47-26.43-32.41
24Q3 (19)3.99-42.51-31.910.28-3.4533.3322.8474.0947.16319.892.57-25.5441.7062.1391.46301.020.58-28.9
24Q2 (18)6.94-13.03-16.590.2931.8252.6313.1215.0919.93311.89-23.15-33.8325.725.7631.83299.28-23.83-35.33
24Q1 (17)7.9839.02-15.380.22-21.43-12.011.40-28.1218.13405.8423.411.8424.3242.72-10.32392.9119.9113.75
23Q4 (16)5.74-2.05-62.970.2833.3386.6715.862.19170.19328.87-23.45-44.0517.04-21.76-79.91327.68-22.6-35.61
23Q3 (15)5.86-29.57-75.010.2110.5390.9115.5241.86300.0429.61-8.86-46.4221.7811.64-82.34423.35-8.52-37.96
23Q2 (14)8.32-11.77-70.550.19-24.00.010.9413.37239.75471.3629.89-2.3419.51-28.06-72.31462.7833.9811.4
23Q1 (13)9.43-39.16-68.820.2566.67-10.719.6564.4220.6362.89-38.2610.2127.12-68.02-57.7345.42-32.1228.82
22Q4 (12)15.50-33.9-74.520.1536.36-65.915.8751.29291.33587.80-26.7185.5884.81-31.2361.79508.86-25.43228.51
22Q3 (11)23.45-16.99-77.950.11-42.11-83.333.8820.5351.16801.8666.14477.83123.3375.06177.9682.4064.27616.43
22Q2 (10)28.25-6.58-78.410.19-32.14-73.973.226.98360.0482.6346.58284.7570.459.8769.96415.4154.92390.56
22Q1 (9)30.24-50.29-30.370.28-36.36-65.853.01100.6743.33329.2659.97195.6564.1222.3286.07268.1573.11239.39
21Q4 (8)60.83-42.8-10.430.44-33.33-55.11.5074.4211.94205.8348.32122.6252.4218.12102.47154.9062.62128.13
21Q3 (7)106.35-18.74-35.540.66-9.5910.00.8622.8656.36138.7710.63-8.4744.387.0721.7695.2512.48-17.68
21Q2 (6)130.87201.3431.110.73-10.9887.180.70-66.67-23.08125.4412.63-46.1941.4520.28-23.8184.687.18-52.86
21Q1 (5)43.43-36.05-45.290.82-16.3364.02.1056.7282.61111.3720.45-39.2834.4633.1-29.2779.0116.36-41.83
20Q4 (4)67.91-58.840.00.9863.330.01.34143.640.092.46-39.010.025.89-28.970.067.90-41.320.0
20Q3 (3)164.9865.280.00.6053.850.00.55-39.560.0151.61-34.970.036.45-33.00.0115.71-35.590.0
20Q2 (2)99.8225.750.00.39-22.00.00.91-20.870.0233.1327.110.054.4011.660.0179.6432.250.0
20Q1 (1)79.380.00.00.500.00.01.150.00.0183.410.00.048.720.00.0135.830.00.0
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)31.36-23.621.1936.7811.6430.93306.24-27.2122.39-41.45295.50-24.5
2023 (9)41.06-49.870.8711.548.8999.33420.74-9.9338.24-48.28391.39-1.57
2022 (8)81.90-51.310.78-64.554.46105.53467.14182.1973.9468.58397.65221.07
2021 (7)168.2011.432.20-29.262.17-10.33165.5441.2543.8619.41123.8549.41
2020 (6)150.95131.773.1131.222.42-56.79117.20-23.9636.73-15.9182.89-28.57
2019 (5)65.1314.632.37-4.445.60-12.77154.124.7943.6840.68116.04-5.23
2018 (4)56.82-51.972.48-17.336.42107.77147.0720.831.05-12.61122.4537.12
2017 (3)118.30308.073.00-29.253.09-75.46121.7541.5535.53-20.6989.3066.02
2016 (2)28.99133.64.2450.3512.59-57.1986.01-33.5744.80-12.0753.79-50.16
2015 (1)12.41-34.582.828.8829.4152.86129.47-8.150.9556.14107.93-15.34

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