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
24Q1 (20)0.04-99.89-99.880.00-100.0-100.02316.3294831.1583220.862173010.00306501.86207380.9392099.90316285.78238996.312083230.00305323.12205836.2
23Q4 (19)37.24105.521366.140.13116.671200.02.44-51.39-93.2708.74-53.91-93.0629.11-45.01-92.55682.08-54.22-93.08
23Q3 (18)18.1260.0765.180.06100.050.05.02-37.56-39.521537.77-50.03-36.1352.94-49.8-41.911489.85-50.01-35.92
23Q2 (17)11.32-65.38-78.020.03-66.67-85.08.04189.21354.243077.58193.85579.17105.45173.75568.252980.17194.6578.65
23Q1 (16)32.701187.4142.220.09800.080.02.78-92.25-58.751047.33-89.75-41.8838.52-90.14-39.671011.59-89.74-42.03
22Q4 (15)2.54-76.85-83.390.01-75.0-90.035.88332.29503.0310214.70324.251001.15390.78328.771004.219859.80324.11997.73
22Q3 (14)10.97-78.7-39.020.04-80.0-69.238.30368.9364.032407.68431.33233.7591.14477.57257.552324.83429.42231.65
22Q2 (13)51.51281.56519.860.20300.0400.01.77-73.74-83.84453.14-74.86-81.5715.78-75.29-81.37439.13-74.84-81.59
22Q1 (12)13.50-11.71191.580.05-50.066.676.7413.28-65.731802.1394.27-44.6863.8580.42-50.621745.0294.28-44.57
21Q4 (11)15.29-15.01250.690.10-23.08233.335.9517.59-71.52927.6428.59-70.2235.3938.84-73.43898.2028.13-70.09
21Q3 (10)17.99116.49258.370.13225.0160.05.06-53.79-72.08721.41-70.66-59.2825.49-69.9-66.58700.98-70.61-59.09
21Q2 (9)8.3179.48-54.930.0433.33-76.4710.95-44.33122.112458.99-24.51361.0984.69-34.5287.242385.25-24.23361.94
21Q1 (8)4.636.1941.160.030.00.019.67-5.84-29.043257.574.58-1.51129.30-2.92-18.083147.944.84-0.92
20Q4 (7)4.36-13.15-62.150.03-40.0-70.020.8915.29164.433114.9675.81249.8133.1974.63123.923002.6775.22257.92
20Q3 (6)5.02-72.78-87.140.05-70.59-84.3818.12267.55677.681771.76232.23528.1376.27248.74330.171713.61231.86542.57
20Q2 (5)18.44462.2118.480.17466.67183.334.93-82.22-54.27533.30-83.88-65.5121.87-86.14-68.22516.36-83.75-65.3
20Q1 (4)3.28-71.530.00.03-70.00.027.72250.890.03307.35271.40.0157.83165.350.03177.24278.730.0
19Q4 (3)11.52-70.480.00.10-68.750.07.90239.060.0890.50215.70.059.48235.480.0838.93214.580.0
19Q3 (2)39.03362.440.00.32433.330.02.33-78.390.0282.07-81.760.017.73-74.230.0266.68-82.080.0
19Q2 (1)8.440.00.00.060.00.010.780.00.01546.140.00.068.810.00.01488.120.00.0
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
2023 (10)98.8213.680.303.453.69-12.141218.56-1.7351.958.71170.31-2.19
2022 (9)86.9344.40.290.04.20-30.691240.05-1.7147.79-7.311196.46-1.61
2021 (8)60.2033.540.297.416.06-25.191261.60-8.0251.56-25.441216.10-7.21
2020 (7)45.08-34.740.27-47.068.1053.411371.5891.8969.1588.681310.5391.77
2019 (6)69.08372.50.51325.05.28-78.85714.76-77.3836.65-79.84683.39-77.25
2018 (5)14.62-76.740.12-53.8524.96329.63160.50127.1181.8294.173003.64130.37
2017 (4)62.86-79.770.26-3.75.81396.581391.672.7593.6432.371303.841.48
2016 (3)310.80186.060.2792.861.17-65.181354.38-47.1670.74-34.261284.82-47.74
2015 (2)108.6520.00.14-6.673.36-16.632563.005.96107.6012.282458.755.66
2014 (1)90.54-68.530.15-40.04.03217.322418.9268.5795.8351.732327.1269.48

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