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)2.348.848.840.6510.1732.6538.87-8.17-8.09139.80-9.23-25.0439.21-8.734.2139.46-9.08-27.05
24Q3 (19)2.15-10.425.390.595.3634.0942.3311.69-5.22154.02-6.02-25.7342.963.1516.42153.39-4.22-28.7
24Q2 (18)2.4012.6811.630.5624.4443.5937.90-11.28-10.53163.89-18.49-30.4841.65-6.4534.22160.14-19.64-35.18
24Q1 (17)2.13-0.933.40.45-8.1660.7142.721.02-3.09201.077.81-39.1244.5218.3128.82199.274.24-41.36
23Q4 (16)2.155.3920.790.4911.36104.1742.29-5.31-17.24186.51-10.06-50.6837.631.98-9.83191.17-11.14-50.67
23Q3 (15)2.04-5.1222.890.4412.8241.9444.665.43-18.77207.37-12.03-29.0936.9018.92-9.89215.13-12.92-29.81
23Q2 (14)2.154.3711.40.3939.290.042.36-3.9-10.2235.73-28.630.2331.03-10.21-27.04247.05-27.33.01
23Q1 (13)2.0615.7310.160.2816.67-26.3244.08-13.74-9.19330.29-12.6537.2334.56-17.18-35.8339.81-12.3144.36
22Q4 (12)1.787.23-1.660.24-22.58-45.4551.10-7.061.67378.1429.381.7441.731.9-33.51387.5026.4398.15
22Q3 (11)1.66-13.99-29.960.31-20.51-51.5654.9816.5643.1292.4624.35104.8540.95-3.72-23.96306.4927.79140.67
22Q2 (10)1.933.21-22.490.392.63-46.5847.17-2.8229.06235.19-2.2988.242.53-20.99-19.97239.831.89121.29
22Q1 (9)1.873.31-13.430.38-13.64-52.548.54-3.4215.3240.6915.68112.8553.83-14.23-3.41235.3920.37136.69
21Q4 (8)1.81-23.63-15.810.44-31.25-55.150.2630.8218.99208.0745.74124.062.7616.5535.08195.5653.56120.55
21Q3 (7)2.37-4.823.040.64-12.33-35.3538.425.12-2.88142.7714.2455.6253.851.3416.11127.3517.549.95
21Q2 (6)2.4915.28-14.430.73-8.75-23.9636.55-13.1816.85124.9710.5131.4553.14-4.6515.52108.388.9834.88
21Q1 (5)2.160.479.090.80-18.3729.0342.10-0.33-8.3113.0821.74-23.5455.7319.95-2.7199.4512.16-27.16
20Q4 (4)2.15-6.520.00.98-1.010.042.246.770.092.891.250.046.460.170.088.674.40.0
20Q3 (3)2.30-20.960.00.993.130.039.5626.470.091.74-3.50.046.380.830.084.935.70.0
20Q2 (2)2.9146.970.00.9654.840.031.28-31.870.095.07-35.720.046.00-19.690.080.35-41.150.0
20Q1 (1)1.980.00.00.620.00.045.910.00.0147.900.00.057.280.00.0136.530.00.0
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)8.87-6.342.3050.3341.176.8158.92-33.5340.8010.45159.29-33.82
2023 (9)9.4711.151.5314.1838.55-9.99239.09-12.1436.94-28.23240.70-8.65
2022 (8)8.52-11.981.34-44.442.8313.64272.1479.8451.47-6.94263.5097.08
2021 (7)9.68-3.492.41-38.2137.693.57151.3261.5655.3126.71133.7054.75
2020 (6)10.0323.073.9023.8136.39-18.7593.66-19.2643.659.4586.40-28.54
2019 (5)8.153.033.15-5.1244.79-2.9116.005.6339.88-4.71120.905.95
2018 (4)7.914.223.32-11.4746.13-4.12109.8212.8341.85-12.45114.1116.87
2017 (3)7.599.213.75-19.0148.11-8.4197.3323.5347.80-7.7997.6422.85
2016 (2)6.95-5.74.63-9.3952.536.178.7910.3851.84-1.3179.4816.25
2015 (1)7.37-3.795.11-11.4449.513.8671.3812.7552.5313.868.375.49

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