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)1.08-20.59-4.421.71-14.936.2184.3125.994.7553.1617.45-5.7681.0014.86-18.0556.4735.5248.33
24Q3 (19)1.361.491.492.0126.4224.0766.92-1.73-1.5445.26-20.75-19.6170.52-22.17-12.6541.6720.43-4.29
24Q2 (18)1.3412.612.291.597.4317.7868.10-11.04-1.957.11-7.24-15.0890.61-12.814.2534.601.17-30.47
24Q1 (17)1.195.31-0.831.48-8.078.8276.55-4.90.7661.579.15-7.95103.925.14-2.5234.20-10.17-5.66
23Q4 (16)1.13-15.672.731.61-0.62-1.8380.4918.42-2.5856.410.21.4298.8422.436.9238.07-12.56-16.88
23Q3 (15)1.342.2925.231.6220.07.2867.97-2.09-20.0156.30-16.28-6.6380.73-7.12-2.5443.54-12.5-30.27
23Q2 (14)1.319.172.341.35-0.740.7569.42-8.62-2.3467.250.54-1.0386.92-18.47-4.0349.7637.272.68
23Q1 (13)1.209.0921.211.36-17.079.6875.97-8.05-17.4166.8920.26-9.2106.6115.33-8.236.25-20.85-26.78
22Q4 (12)1.102.8-5.171.648.61-5.7582.62-2.775.655.62-7.766.3792.4411.612.6845.80-26.65-5.53
22Q3 (11)1.07-16.41-25.171.5112.69-4.4384.9719.5433.3560.30-11.264.8182.83-8.5511.5962.4428.8532.79
22Q2 (10)1.2829.29-3.031.348.063.0871.08-22.723.0667.95-7.76-2.6490.57-22.011.0348.46-2.12-1.32
22Q1 (9)0.99-14.66-20.161.24-28.74-20.5191.9817.5625.7173.6740.8926.23116.1341.5534.6149.512.129.39
21Q4 (8)1.16-18.88-14.711.7410.13-15.9478.2422.7917.1152.29-9.1119.1182.0410.527.2448.483.1141.71
21Q3 (7)1.438.335.931.5821.54-37.0563.72-7.61-5.3957.53-17.5758.7574.23-17.26.2247.02-4.2639.48
21Q2 (6)1.326.45-22.351.30-16.67-44.2168.97-5.7428.6569.7919.5978.8689.653.9232.2349.118.5197.78
21Q1 (5)1.24-8.82-6.771.56-24.646.8573.179.527.1158.3632.94-6.2386.2712.77-18.145.2632.379.53
20Q4 (4)1.360.740.02.07-17.530.066.81-0.80.043.9021.140.076.509.470.034.211.480.0
20Q3 (3)1.35-20.590.02.517.730.067.3525.630.036.24-7.120.069.883.070.033.7135.760.0
20Q2 (2)1.7027.820.02.3359.590.053.61-21.520.039.02-37.310.067.80-35.640.024.83-1.510.0
20Q1 (1)1.330.00.01.460.00.068.310.00.062.240.00.0105.340.00.025.210.00.0
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)5.709.28.3822.1664.04-8.3743.55-18.1473.38-25.0334.2135.65
2023 (9)5.2230.56.8614.5269.89-23.3253.20-12.6697.88-11.5925.22-39.01
2022 (8)4.00-17.365.99-19.0591.1520.9760.9123.52110.7132.0541.351.3
2021 (7)4.84-6.387.409.4775.356.7949.31-8.6983.84-6.1440.8215.87
2020 (6)5.179.776.76-17.6670.56-8.9454.0021.4689.32-19.9935.23241.71
2019 (5)4.710.438.21-4.5377.49-0.4544.464.71111.640.2510.3115.32
2018 (4)4.6919.958.6024.6477.84-16.6142.46-19.74111.366.978.94-78.79
2017 (3)3.91-30.676.90-36.5293.3544.2452.9057.58104.1064.3842.1520.53
2016 (2)5.64-19.0810.872.0764.7223.6133.57-2.0463.3341.5834.97-16.56
2015 (1)6.9722.0710.6565.6352.36-18.0234.27-39.5844.73-37.5941.91-14.33

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