Insider Stock Trading History of Robertson Greg A


The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Robertson Greg A since year 2005. The trader's CIK number is 1283659. At the time of this reporting, Robertson Greg A is the VP, Chief Accountin of Waste Management Inc . (stock ticker symbol WMI). See this page for all insider trading activities at Waste Management Inc .


Stock purchases, sales, and option exercises reported by insider Robertson Greg A since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2011-10-28 WM Waste Management Inc Sale 335 34.01 11,393
2011-10-27 WM Waste Management Inc Option Ex 19,770 27.88 551,187
2011-03-04 WM Waste Management Inc Sale 185 37.40 6,919
2010-08-03 WM Waste Management Inc Sale 15,858 34.44 546,228
2010-08-03 WM Waste Management Inc Option Ex 17,500 24.01 420,175
2010-02-17 WM Waste Management Inc Sale 449 32.89 14,767
2010-01-28 WM Waste Management Inc Sale 285 32.36 9,222
2009-02-18 WMI Waste Management Inc Sale 391 28.56 11,166
2009-01-28 WMI Waste Management Inc Sale 206 33.20 6,839
2008-05-14 WMI Waste Management Inc Sale 41 37.13 1,522
2008-03-05 WMI Waste Management Inc Sale 36 33.48 1,205
2008-02-20 WMI Waste Management Inc Sale 386 33.42 12,899
2008-01-28 WMI Waste Management Inc Sale 210 31.10 6,531
2008-01-28 WMI Waste Management Inc Sale 210 31.10 6,531
2006-02-21 WMI Waste Management Inc Option Ex 50,000 19.08 954,050
2006-02-21 WMI Waste Management Inc Sale 41,695 33.95 1,415,712

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Robertson Greg A (VP, Chief Accountin of Waste Management Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.