Insider Stock Trading History of Dicerchio Richard D


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 Dicerchio Richard D since year 2005. The trader's CIK number is 1184492. At the time of this reporting, Dicerchio Richard D is the Senior Executive VP of Costco Wholesale Corp /new . (stock ticker symbol Cost). See this page for all insider trading activities at Costco Wholesale Corp /new .


Stock purchases, sales, and option exercises reported by insider Dicerchio Richard D since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2011-06-14 COST Costco Wholesale Corp /new Sale 6,048 .00 0
2010-12-21 COST Costco Wholesale Corp /new Sale 10,000 72.42 724,200
2010-12-13 COST Costco Wholesale Corp /new Sale 10,000 .00 0
2010-10-29 COST Costco Wholesale Corp /new Sale 19,216 .00 0
2010-10-20 COST Costco Wholesale Corp /new Sale 10,000 .00 0
2010-10-11 COST Costco Wholesale Corp /new Sale 10,000 .00 0
2010-04-23 COST Costco Wholesale Corp /new Sale 216,000 .00 0
2010-04-23 COST Costco Wholesale Corp /new Option Ex 216,000 38.63 8,343,432
2010-03-15 COST Costco Wholesale Corp /new Option Ex 25,200 33.75 850,500
2010-03-15 COST Costco Wholesale Corp /new Sale 25,200 .00 0
2010-03-09 COST Costco Wholesale Corp /new Option Ex 64,800 32.64 2,114,877
2010-03-09 COST Costco Wholesale Corp /new Sale 64,800 .00 0
2009-12-23 COST Costco Wholesale Corp /new Sale 144,000 .00 0
2009-12-23 COST Costco Wholesale Corp /new Option Ex 144,000 37.44 5,391,360
2009-10-19 COST Costco Wholesale Corp /new Option Ex 90,000 46.41 4,176,540
2009-10-19 COST Costco Wholesale Corp /new Sale 90,000 .00 0
2007-10-12 COST Costco Wholesale Corp /new Option Ex 35,000 36.91 1,291,710
2007-10-12 COST Costco Wholesale Corp /new Sale 35,000 68.07 2,382,554
2007-08-24 COST Costco Wholesale Corp /new Sale 11,679 61.70 720,594
2007-08-23 COST Costco Wholesale Corp /new Sale 14,700 61.70 906,990
2007-08-24 COST Costco Wholesale Corp /new Option Ex 11,679 36.96 431,655
2007-08-23 COST Costco Wholesale Corp /new Option Ex 14,700 36.91 542,518
2007-08-27 COST Costco Wholesale Corp /new Sale 58,621 61.72 3,617,912
2007-08-27 COST Costco Wholesale Corp /new Option Ex 58,621 36.91 2,163,466
2007-02-16 COST Costco Wholesale Corp /new Option Ex 84,000 22.88 1,921,500
2007-02-16 COST Costco Wholesale Corp /new Sale 84,000 57.78 4,853,268
2005-12-21 COST Costco Wholesale Corp /new Sale 10,000 49.50 495,000

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 Dicerchio Richard D (Senior Executive VP of Costco Wholesale Corp /new at the time of this reporting) see the Securities and Exchange Commission (SEC) website.