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  • COSTCO WHSL CORP NEW Average Monthly Returns

Some investors consider seasonal performance when purchasing or selling stocks. This chart illustrates the average monthly return for the past 5 years. Users often also consider the number of times a stock increases or decreases for any given month. Mouse-over the chart to view 5 years of history for each month.

  • Seasonality Performance Chart: COST

  • Seasonal Performance Data: COST

    Returns Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    Avg.

    Returns %    		 -2.42 -2.77 2.21 1.31 2.86 0.59 -1.05 -0.73 2.46 3.56 -1.35 1.05
    #Times COST Stock Price Increased 53 46 49 55 59 43 54 55 48 57 52 51
    #Times COST Stock Price Unchanged 0 0 3 0 0 2 2 0 2 1 0 0
    #Times COST Stock Price Decreased 48 50 57 48 47 63 49 56 52 53 51 54
    2009 % -14.22 -5.96 9.40 4.92 -0.15 -5.64 8.13 2.99 10.59 0.83 — —
    2008 % -2.61 -8.60 4.66 9.67 0.10 -1.64 -10.63 6.99 -3.17 -12.19 -9.71 2.00
    2007 % 6.22 -0.47 -3.66 -0.49 5.41 3.63 2.19 3.26 -0.61 9.60 0.21 3.50
    2006 % 0.85 2.61 5.80 0.50 -2.75 8.01 -7.70 -11.31 6.18 7.45 -2.01 1.09
    2005 % -2.34 -1.43 -5.16 -8.03 11.69 -1.42 2.77 -5.58 -0.70 12.11 3.39 -0.95
    2004 % — — — — — — — — — — 1.38 -0.38