Insider Stock Trading History of Dressel Melanie J


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 Dressel Melanie J since year 2005. The trader's CIK number is 1186640. At the time of this reporting, Dressel Melanie J is the President and CEO of Columbia Banking System Inc . (stock ticker symbol COLB). See this page for all insider trading activities at Columbia Banking System Inc .


Stock purchases, sales, and option exercises reported by insider Dressel Melanie J since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2013-03-08 COLB Columbia Banking System Inc Sale 1,200 20.67 24,806
2012-03-09 COLB Columbia Banking System Inc Sale 1,600 21.50 34,395
2011-02-25 COLB Columbia Banking System Inc Sale 3,800 19.62 74,556
2007-01-18 COLB Columbia Banking System Inc Buy 8,488 11.77 99,903
2007-01-18 COLB Columbia Banking System Inc Option Ex 5,519 11.77 64,958
2007-01-18 COLB Columbia Banking System Inc Option Ex 5,519 11.77 64,958
2008-01-09 COLB Columbia Banking System Inc Buy 303 26.40 7,998
2007-01-18 COLB Columbia Banking System Inc Buy 8,488 11.77 99,903
2007-01-18 COLB Columbia Banking System Inc Buy 8,488 11.77 99,903
2007-07-03 COLB Columbia Banking System Inc Buy 324 26.32 8,529
2007-01-18 COLB Columbia Banking System Inc Option Ex 5,519 11.77 64,958
2007-01-18 COLB Columbia Banking System Inc Buy 8,488 11.77 99,903
2007-01-18 COLB Columbia Banking System Inc Option Ex 5,519 11.77 64,958
2007-01-18 COLB Columbia Banking System Inc Buy 8,488 11.77 99,903
2007-01-18 COLB Columbia Banking System Inc Option Ex 5,519 11.77 64,958
2007-01-03 COLB Columbia Banking System Inc Buy 228 31.61 7,207
2006-06-30 COLB Columbia Banking System Inc Buy 458 26.40 12,089
2005-06-30 COLB Columbia Banking System Inc Buy 181 22.16 4,010
2006-01-03 COLB Columbia Banking System Inc Buy 144 21.92 3,157
2005-06-30 COLB Columbia Banking System Inc Buy 181 22.16 4,010
2005-06-30 COLB Columbia Banking System Inc Buy 181 22.16 4,010
2006-01-03 COLB Columbia Banking System Inc Buy 144 21.92 3,157
2004-12-31 COLB Columbia Banking System Inc Buy 181 22.16 4,010
2004-12-31 COLB Columbia Banking System Inc Buy 181 22.16 4,010

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 Dressel Melanie J (President and CEO of Columbia Banking System Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.