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
25Q2 (20)2.31-25.96-7.60.79-14.131.2839.4235.328.42114.6916.09-1.8464.2855.277.2489.823.83-3.69
25Q1 (19)3.1250.039.290.9243.7533.3329.13-33.55-28.398.79-31.0-25.5241.40-34.08-39.7786.51-30.35-17.24
24Q4 (18)2.0813.66-27.020.6433.33-45.7643.84-11.6137.26143.17-24.5486.0362.80-32.0937.84124.21-15.4396.1
24Q3 (17)1.83-26.8-14.880.48-38.46-55.1449.6036.4116.93189.7462.39124.1292.4854.29111.96146.8757.4876.0
24Q2 (16)2.5011.61171.740.7813.0439.2936.36-10.51-63.34116.84-11.91-27.9259.94-12.8-36.8693.26-10.78-43.93
24Q1 (15)2.24-21.434.940.69-41.53-16.8740.6327.21-25.86132.6472.3520.4268.7450.88-10.27104.5365.0318.33
23Q4 (14)2.8532.56418.181.1810.28180.9531.94-24.71-80.7776.96-9.1-64.6445.564.42-84.1763.34-24.1-33.95
23Q3 (13)2.15133.7357.451.0791.0748.6142.42-57.22-78.1284.66-47.77-32.7543.63-54.04-87.1183.45-49.83545.78
23Q2 (12)0.92-44.5891.670.56-32.53-21.1399.1780.97-48.2162.1047.1626.0594.9323.91-83.06166.3388.28169.21
23Q1 (11)1.66201.82564.00.8397.62-26.5554.80-67.0-84.8110.15-49.436.4676.61-73.38-84.4188.34-7.88276.05
22Q4 (10)0.5517.0257.140.42-41.67-66.67166.06-14.36-36.36217.6772.92200.82287.83-14.979.6595.90612.2935.45
22Q3 (9)0.47-2.08-47.190.721.41-66.36193.911.2890.31125.88-2.12195.42338.51-39.59218.75-18.7292.21-148.89
22Q2 (8)0.4892.0-77.570.71-37.17-74.91191.46-46.89349.96128.6059.32300.62560.3914.03555.89-240.32-378.92-2125.19
22Q1 (7)0.25-28.57-10.711.13-10.32-5.04360.5238.169.4980.7211.555.61491.4287.21101.67-50.18-170.88-130.97
21Q4 (6)0.35-60.67-18.61.26-41.12-41.67260.95156.1123.5972.3669.8271.79262.50147.1851.7670.8084.9-11.84
21Q3 (5)0.89-58.41-36.432.14-24.38-70.96101.89139.4656.3742.6132.74245.02106.2024.392.8838.29454.5470.56
21Q2 (4)2.14664.290.02.83137.820.042.55-87.080.032.10-58.00.085.44-64.940.0-10.80-106.670.0
21Q1 (3)0.28-34.880.01.19-44.910.0329.2855.950.076.4381.460.0243.6840.880.0162.03101.760.0
20Q4 (2)0.43-69.290.02.16-70.690.0211.15224.050.042.12241.050.0172.97214.150.080.31257.730.0
20Q3 (1)1.400.00.07.370.00.065.160.00.012.350.00.055.060.00.022.450.00.0
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)8.12-31.422.59-31.1244.9345.73140.7245.1369.8216.41115.8370.84
2023 (9)11.84458.493.76108.8930.83-82.1296.96-52.159.98-75.9767.80-45.86
2022 (8)2.1223.261.80-78.42172.38-18.68202.42362.57249.5825.2125.22122.06
2021 (7)1.72-33.858.34-75.19211.9751.0343.76302.95199.3463.0356.3994.85
2020 (6)2.60-38.2433.624.6140.3561.7110.86-4.4122.2718.7828.940
2019 (5)4.21-15.832.14118.6486.7918.8411.36-54.25102.94-26.46-4.800
2018 (4)5.00-46.8114.70-73.4173.0388.1224.83276.21139.98179.07-42.110
2017 (3)9.40123.8155.291570.3938.82-55.386.60-94.0150.16-68.42-4.740
2016 (2)4.2033.333.31248.4287.00-25.01110.24-71.32158.85-62.6538.39-48.9
2015 (1)3.15-51.690.95-81.45116.02107.1384.40439.66425.29378.3475.1295.93

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