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)1.146.540.00.410.0-19.6180.16-5.960.83224.550.925.96118.16-0.4960.28186.54-1.321.36
24Q3 (19)1.0721.59-10.830.4124.24-34.9285.24-17.512.71222.54-18.9453.62118.74-15.0295.94189.04-20.6118.22
24Q2 (18)0.883.53-40.940.33-2.94-58.23103.32-3.469.6274.542.15136.94139.736.8155.4238.13-2.7695.08
24Q1 (17)0.85-25.44-25.440.34-33.33-43.33106.9634.5434.27268.7550.7576.28130.8377.47105.45244.8833.0645.38
23Q4 (16)1.14-5.0-12.980.51-19.05-32.079.505.1214.4178.2723.0647.7973.7221.6546.91184.0415.131.52
23Q3 (15)1.20-19.4615.380.63-20.25-14.8675.6324.15-13.37144.8625.0217.2260.6010.77-1.48159.9030.997.06
23Q2 (14)1.4930.7-2.610.7931.67-26.8560.92-23.522.44115.87-24.037.5154.71-14.0913.72122.07-27.5327.66
23Q1 (13)1.14-12.98-26.920.60-20.0-35.4879.6614.6436.47152.4626.456.6463.6826.931.43168.4420.3757.04
22Q4 (12)1.3125.96-1.50.751.35-10.7169.49-20.41.67120.62-2.410.8450.18-18.42-0.65139.93-6.3110.48
22Q3 (11)1.04-32.03-4.590.74-31.48-7.587.3046.84.78123.5846.678.2961.5127.8515.73149.3656.23.51
22Q2 (10)1.53-1.9237.841.0816.1322.7359.471.88-27.5984.26-13.43-18.7948.11-0.7-4.1895.62-10.85-29.53
22Q1 (9)1.5617.2924.80.9310.71-8.8258.37-14.6-19.6697.33-10.569.248.45-4.08-12.88107.26-15.321.03
21Q4 (8)1.3322.020.760.845.0-21.568.35-17.97-1.23108.82-4.6427.9850.51-4.97-18.12126.66-12.2236.87
21Q3 (7)1.09-1.8-18.050.80-9.09-29.283.321.4521.67114.1210.041.6453.155.86-7.9144.296.3557.95
21Q2 (6)1.11-11.2-11.90.88-13.73-22.1282.1313.0513.71103.7516.428.3150.21-9.71-7.48135.6827.837.3
21Q1 (5)1.25-5.338.891.02-4.6724.3972.654.99-27.9289.134.82-19.8555.61-9.86-25.85106.1714.73-22.5
20Q4 (4)1.32-0.750.01.07-5.310.069.201.050.085.035.540.061.696.90.092.541.30.0
20Q3 (3)1.335.560.01.130.00.068.48-5.190.080.57-0.360.057.716.340.091.35-7.560.0
20Q2 (2)1.2640.00.01.1337.80.072.23-28.340.080.86-27.280.054.27-27.640.098.82-27.870.0
20Q1 (1)0.900.00.00.820.00.0100.790.00.0111.200.00.075.000.00.0137.000.00.0
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)3.74-17.981.46-28.7897.6122.06249.9940.69121.7652.79225.8426.9
2023 (9)4.56-28.532.05-39.7179.9739.76177.6965.2979.6974.57177.9749.47
2022 (8)6.3822.223.403.6657.22-18.12107.50-3.5145.65-24.31119.07-1.58
2021 (7)5.226.533.28-19.4169.88-6.11111.4124.2460.31-4.84120.9820.12
2020 (6)4.904.484.07-13.9574.43-4.4189.6716.363.3841.5100.72-8.58
2019 (5)4.6915.234.73-29.7277.86-13.2777.1042.1744.79-1.97110.1712.08
2018 (4)4.078.826.73-27.8789.77-7.9654.2338.745.69-19.0598.3022.58
2017 (3)3.7414.729.333.4497.53-12.939.10-3.3956.444.1580.19-18.37
2016 (2)3.262.199.02-19.18111.97-2.1340.4723.7654.197.3798.241.66
2015 (1)3.19-20.2511.16-29.63114.4125.2732.7042.1150.4718.9296.6434.41

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