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
25Q1 (20)1.2840.6645.450.6516.0714.0470.86-29.2-31.71139.96-14.35-12.6152.33-24.96-33.5158.49-18.2-14.43
24Q4 (19)0.91-25.412.250.56-47.17-44.55100.0933.83-2.28163.4190.7481.8769.7471.9944.09193.7661.5934.67
24Q3 (18)1.22-5.430.831.0610.42-7.0274.796.12-0.7885.67-9.957.6940.55-8.3-2.34119.91-1.235.74
24Q2 (17)1.2946.593.20.9668.420.070.48-32.07-3.4595.14-40.59-0.0444.22-43.84.54121.40-34.46-3.56
24Q1 (16)0.88-1.12-27.270.57-43.56-31.33103.761.337.74160.1578.2445.2678.6962.5874.29185.2228.7331.89
23Q4 (15)0.89-26.45-29.921.01-11.416.09102.4335.8843.2889.8512.95-14.5148.4016.57-3.68143.8826.8813.87
23Q3 (14)1.21-3.218.631.1418.7526.6775.383.26-15.1679.55-16.42-21.4441.52-1.84-21.6113.40-9.91-17.31
23Q2 (13)1.253.31-16.670.9615.66-17.2473.00-3.0920.2695.18-13.6721.3942.30-6.314.57125.88-10.3627.59
23Q1 (12)1.21-4.72-6.920.83-4.6-4.675.335.377.57110.254.95.4645.15-10.15-12.52140.4311.1414.21
22Q4 (11)1.2724.516.720.87-3.33-2.2571.49-19.54-6.22105.103.792.5850.25-5.12-3.75126.35-7.87-0.09
22Q3 (10)1.02-32.0-29.660.90-22.41-19.6488.8546.3841.23101.2629.1424.3452.9630.9314.31137.1439.039.91
22Q2 (9)1.5015.3835.141.1633.3313.7360.70-13.32-25.8878.41-25.0-11.9740.45-21.62-32.8398.66-19.76-10.91
22Q1 (8)1.309.241.560.87-2.25-26.8970.03-8.13-1.75104.542.0336.5851.61-1.15-5.37122.96-2.7831.83
21Q4 (7)1.19-17.93-21.710.89-20.54-35.5176.2321.1727.16102.4625.8155.8652.2112.6928.66126.4729.0248.6
21Q3 (6)1.4530.63-10.491.129.8-0.8862.91-23.1812.1481.44-8.571.2346.33-23.07-7.7198.02-11.4913.51
21Q2 (5)1.11-13.28-40.01.02-14.29-5.5681.8914.8866.5889.0716.375.9260.2210.4112.39110.7418.7339.0
21Q1 (4)1.28-15.790.01.19-13.770.071.2818.90.076.5416.430.054.5434.40.093.279.590.0
20Q4 (3)1.52-6.170.01.3822.120.059.956.860.065.74-18.280.040.58-19.160.085.11-1.440.0
20Q3 (2)1.62-12.430.01.134.630.056.1014.120.080.45-4.330.050.20-6.310.086.358.380.0
20Q2 (1)1.850.00.01.080.00.049.160.00.084.090.00.053.580.00.079.670.00.0
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)4.69-4.483.12-27.9477.864.75116.9438.652.6229.57142.1820.4
2023 (9)4.91-18.984.337.4474.3323.3784.37-6.9540.61-2.64118.098.14
2022 (8)6.062.894.03-9.4460.25-2.8590.6710.5341.71-7.39109.2010.3
2021 (7)5.8928.64.45-6.3262.02-22.1582.036.6745.04-31.6799.009.21
2020 (6)4.58-19.374.75-32.9179.6723.9876.9049.1565.9229.190.6539.98
2019 (5)5.684.417.0816.6464.26-4.251.56-14.1851.06-24.2564.768.38
2018 (4)5.4416.496.079.5767.08-14.160.08-8.7667.41-32.9959.7537.86
2017 (3)4.67-12.875.54-27.9678.0914.5965.8538.72100.6012.9443.3463.3
2016 (2)5.3638.147.69-22.3268.15-27.647.4728.7889.07-2.6526.54-32.81
2015 (1)3.88-37.329.90-26.8394.1359.6236.8636.6791.4973.9439.5018.44

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