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Insider Trading: Purchases
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
ISCA, ISCB $23.00 56 Large Shareholder, Other 18,044,021 2011-09-26 Filing
ISCA, ISCB $24.17 40 Large Shareholder, Other 17,922,535 2011-09-02 Filing
ISCA, ISCB $23.77 57 Large Shareholder, Other 17,922,495 2011-08-09 Filing
ISCA, ISCB $29.69 141 Large Shareholder, Other 17,922,438 2011-07-11 Filing
ISCA, ISCB $30.92 125 Large Shareholder, Other 17,922,297 2011-07-07 Filing
ISCA, ISCB $29.63 125 Large Shareholder, Other 17,922,172 2011-07-05 Filing
ISCA, ISCB $28.81 40 Large Shareholder, Other 17,922,047 2011-05-31 Filing
ISCA, ISCB $29.70 195 Large Shareholder, Other 17,922,007 2011-05-09 Filing
ISCA, ISCB $30.97 287 Large Shareholder, Other 17,921,812 2011-04-20 Filing
ISCA, ISCB $30.70 287 Large Shareholder, Other 17,921,525 2011-04-19 Filing
ISCA, ISCB $30.25 287 Large Shareholder, Other 17,921,238 2011-04-18 Filing
ISCA, ISCB $30.99 239 Large Shareholder, Other 17,920,951 2011-04-15 Filing
ISCA, ISCB $29.64 79 Large Shareholder, Other 17,920,712 2011-03-24 Filing
ISCA, ISCB $27.39 33 Large Shareholder, Other 17,920,633 2011-03-01 Filing
ISCA, ISCB $29.39 32 Large Shareholder, Other 17,920,600 2011-02-23 Filing
ISCA, ISCB $29.10 131 Large Shareholder, Other 17,920,568 2011-01-28 Filing
ISCA, ISCB $29.00 131 Large Shareholder, Other 17,920,437 2011-01-26 Filing
ISCA, ISCB $29.10 121 Large Shareholder, Other 17,920,306 2011-01-21 Filing
ISCA, ISCB $28.50 121 Large Shareholder, Other 17,920,185 2011-01-19 Filing
ISCA, ISCB $25.83 63 Large Shareholder, Other 17,920,064 2011-01-10 Filing