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
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)1.049.47-16.81.26-18.71113.5687.86-8.0421.0572.4523.49-53.29340.66355.7385.07-180.35-326.97-513.46
24Q3 (19)0.9575.9353.231.55222.92216.3395.54-43.07-35.4258.67-68.87-68.1474.75-61.39-70.6979.46-51.163.17
24Q2 (18)0.54-50.468.00.4814.29-15.79167.82101.9-8.06188.48-13.9218.3193.62-13.72-18.25162.68109.4854.89
24Q1 (17)1.09-12.8109.620.42-28.81-20.7583.1214.52-52.41218.9641.1627.58224.4121.92-4.9777.6678.04-29.49
23Q4 (16)1.25101.610.810.5920.41-52.0372.58-50.94-0.81155.11-15.77110.35184.07-27.83122.5243.62-43.37-32.03
23Q3 (15)0.6224.0-1.590.49-14.04-30.99147.93-18.962.61184.1415.5843.17255.057.69127.1877.02-26.67-52.02
23Q2 (14)0.50-3.85-51.920.577.55-6.56182.534.51108.87159.32-7.176.9236.830.29122.92105.03-4.64-19.32
23Q1 (13)0.52-58.06-72.770.53-56.91-39.08174.65138.69265.91171.62132.7464.37236.14185.47194.73110.1471.6152.91
22Q4 (12)1.2496.8312.731.2373.2425.5173.17-49.25-11.9373.74-42.67-20.4682.72-26.32-5.0164.18-60.02-27.65
22Q3 (11)0.63-39.42-58.280.7116.39-8.97144.1764.97139.84128.62-13.710.38112.275.68-11.45160.5223.31221.94
22Q2 (10)1.04-45.556.120.61-29.89-25.6187.3983.09-5.45149.0442.7434.9106.2432.6-27.05130.1880.73127.35
22Q1 (9)1.9173.64282.00.87-11.226.147.73-42.55-73.58104.4112.62-5.8380.12-7.99-63.2472.03-18.8-2.07
21Q4 (8)1.10-27.15-12.00.9825.64-50.083.0838.2114.3392.71-20.4499.7287.08-31.315.0288.7177.92145.19
21Q3 (7)1.5154.08-30.090.78-4.88-66.0960.11-34.9742.58116.535.48194.19126.78-12.95149.7149.86-12.9260.84
21Q2 (6)0.9896.0-31.470.820.0-37.8892.43-48.8445.6110.48-0.3560.23145.64-33.1876.2357.26-22.1515.0
21Q1 (5)0.50-60.0-39.760.82-58.16-9.89180.66148.665.64110.87138.8410.7217.97162.8739.1673.55103.2939.86
20Q4 (4)1.25-42.130.01.96-14.780.072.6772.370.046.4217.190.082.9263.320.036.1816.710.0
20Q3 (3)2.1651.050.02.3074.240.042.16-33.590.039.61-42.550.050.77-38.560.031.00-37.740.0
20Q2 (2)1.4372.290.01.3245.050.063.48-41.80.068.95-31.150.082.64-47.240.049.79-5.320.0
20Q1 (1)0.830.00.00.910.00.0109.070.00.0100.150.00.0156.630.00.052.590.00.0
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)2.54-21.853.3744.64143.7227.8108.34-30.92219.8424.9432.22-65.48
2023 (9)3.25-33.542.33-16.79112.4650.79156.8320.19175.9542.0293.3514.99
2022 (8)4.89174.722.80-5.7274.58-63.56130.486.13123.89-46.6781.18-14.79
2021 (7)1.78-57.422.97-58.81204.66134.49122.94142.72232.32121.6695.27187.65
2020 (6)4.1814.847.21115.2287.28-12.8850.65-53.46104.81-17.8233.12-59.36
2019 (5)3.64-51.63.35-33.13100.18106.51108.8449.4127.5359.3381.4997.22
2018 (4)7.52-6.235.01-18.6748.516.5272.8523.0480.04-7.5541.32127.41
2017 (3)8.021.136.16-23.4845.54-1.0259.2130.5686.589.2818.1749.92
2016 (2)7.9347.678.05-0.8646.01-32.3445.350.9379.23-15.3412.12-37.3
2015 (1)5.372.488.12-22.6768.00-2.3544.9329.2993.59-3.7219.33168.85

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