Strong accumulation is evident since July. October volume only includes 12 trading days:
Date High Low Close Volume Transactions
Oct-10 149 120 140 15,006,203 5,691
Sep-10 144.5 104 144 23,864,789 10,482
Aug-10 130 95.5 103 17,587,429 8,316
Jul-10 117.5 91 115.5 9,605,833 4,502