Insider Trading activities of Columbia Bancorp \or\ insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Columbia Bancorp \or\ since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Columbia Bancorp \or\ since year 2005. Table 2 shows the detailed insider transactions of Columbia Bancorp \or\ since 2005. The reporting company's ticker symbol is CBBO. The reporting company's CIK number is 1010002.
The total value of stock buying since 2005 is $239,779.
The total value of stock sales since 2005 is $1,587,874.
The total value of stock option exercises since 2005 is $625,785.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Columbia Bancorp \or\ (CBBO).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2010-02 0 $0 659,601 $63,966 0 $0
2009-08 5,500 $8,040 0 $0 0 $0
2009-05 21,000 $35,499 10,000 $23,000 0 $0
2009-02 21,489 $20,842 877 $811 0 $0
2008-05 1,200 $12,876 0 $0 0 $0
2008-04 7,000 $78,120 0 $0 0 $0
2008-02 500 $7,875 0 $0 0 $0
2008-01 0 $0 0 $0 6,331 $37,510
2007-11 1,000 $17,900 0 $0 0 $0
2007-10 0 $0 650 $11,917 0 $0
2007-04 0 $0 0 $0 1,694 $16,397
2007-03 0 $0 600 $14,154 0 $0
2007-02 401 $9,558 0 $0 429 $2,436
2007-01 0 $0 0 $0 4,961 $33,811
2006-11 0 $0 8,761 $236,112 8,511 $50,980
2006-10 0 $0 8,356 $210,200 5,000 $40,750
2006-09 0 $0 0 $0 20,340 $158,826
2006-08 1,182 $28,330 37,182 $906,743 29,298 $214,986
2006-07 0 $0 0 $0 425 $2,414
2006-01 0 $0 0 $0 1,573 $7,267
2005-12 0 $0 3,991 $91,115 3,000 $26,880
2005-11 465 $10,194 0 $0 0 $0
2005-08 401 $8,187 0 $0 0 $0
2005-06 0 $0 0 $0 6,600 $33,528
2005-05 120 $2,358 1,500 $29,856 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of Columbia Bancorp \or\ insiders (CBBO)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2010-02-08 Cochran Terry L (President & CEO) Sale 132,516 .05 6,625
2010-02-05 Beardsley Charles F (Director) Sale 50,155 .06 3,260
2010-02-05 Carver Dennis (Director) Sale 57,015 .07 3,991
2010-02-05 Booth William A (Director) Sale 100 .07 7
2010-02-05 Mitchell Donald T (Director) Sale 16,863 .07 1,180
2010-02-04 Booth William A (Director) Sale 112,941 .24 27,444
2010-02-04 Betz Richard E (Director) Sale 15,670 .06 940
2010-02-03 Cochran Terry L (President & CEO) Sale 244,138 .07 17,089
2010-02-03 Betz Richard E (Director) Sale 12,100 .11 1,331
2010-02-03 Mitchell Donald T (Director) Sale 18,103 .12 2,099
2009-08-21 Toda Frank K. (Director) Buy 1,500 1.44 2,160
2009-08-17 Beardsley Charles F (Director) Buy 4,000 1.47 5,880
2009-05-21 Beardsley Charles F (Director) Buy 4,000 2.30 9,200
2009-05-21 Cochran Terry L (Director) Sale 10,000 2.30 23,000
2009-05-21 Betz Richard E (Director) Buy 6,000 2.30 13,799
2009-05-13 Toda Frank K. (Director) Buy 1,000 2.00 2,000
2009-05-04 Beardsley Charles F (Director) Buy 10,000 1.05 10,500
2009-02-27 Herb Christine M (Chief Information Officer) Sale 877 .92 811
2009-02-27 Mckinney Jean (Director) Buy 4,114 .94 3,867
2009-02-24 Beardsley Charles F (Director) Buy 1,375 1.00 1,375
2009-02-20 Beardsley Charles F (Director) Buy 16,000 .98 15,600
2008-05-05 Booth William A (Director) Buy 1,200 10.73 12,876
2008-04-29 Beardsley Charles F (Director) Buy 7,000 11.16 78,120
2008-02-06 Boyd Lori R (Director) Buy 500 15.75 7,875
2008-01-09 Christensen Roger L (President/Chief Exec Officer) Option Ex 5,000 5.99 29,950
2008-01-07 Ortega Craig J (President-Columbia River Bank) Option Ex 1,331 5.68 7,560
2007-11-30 Beardsley Charles F (Director) Buy 1,000 17.90 17,900
2007-10-30 Ortega Craig J (President-Columbia River Bank) Sale 650 18.34 11,917
2007-04-02 Cochran Terry L (Director) Option Ex 1,694 9.68 16,397
2007-03-01 Ortega Craig J (President) Sale 600 23.59 14,154
2007-02-28 Herb Christine M (Chief Information Officer) Buy 200 23.77 4,754
2007-02-16 Mckinney Jean (Director) Buy 201 23.90 4,804
2007-02-12 Card Robert V (Director of Risk Management) Option Ex 429 5.68 2,436
2007-01-12 Betz Richard E (Director) Option Ex 3,388 7.84 26,544
2007-01-09 Ortega Craig J (Chief Operating Officer) Option Ex 1,573 4.62 7,267
2006-11-15 Cochran Terry L (Director) Sale 8,511 27.00 229,797
2006-11-15 Cochran Terry L (Director) Option Ex 8,511 5.99 50,980
2006-11-14 Ortega Craig J (Chief Operating Officer) Sale 250 25.26 6,315
2006-10-16 Spear Greg B (Chief Financial Officer) Sale 5,000 25.26 126,300
2006-10-16 Spear Greg B (Chief Financial Officer) Option Ex 5,000 8.15 40,750
2006-10-12 Booth William A (Director) Sale 3,356 25.00 83,900
2006-09-26 Christensen Roger L (Chief Executive Officer) Option Ex 3,000 5.84 17,505
2006-09-25 Christensen Roger L (Chief Executive Officer) Option Ex 17,340 8.15 141,321
2006-08-30 Thomas Britt W (Chief Credit Officer) Sale 15,445 24.50 378,402
2006-08-30 Thomas Britt W (Chief Credit Officer) Option Ex 15,445 8.82 136,302
2006-08-30 Cochran Terry L (Director) Sale 17,100 24.38 416,812
2006-08-30 Cochran Terry L (Director) Option Ex 12,100 5.68 68,728
2006-08-17 Mckinney Jean (Director) Buy 412 23.91 9,850
2006-08-03 Ortega Craig J (Chief Operating Officer) Sale 1,490 23.54 35,074
2006-08-02 Correa R Shane (Chief Banking Officer) Sale 610 24.45 14,914
2006-08-02 Correa R Shane (Chief Banking Officer) Option Ex 610 5.68 3,464
2006-08-02 Booth William A (Director) Sale 1,394 24.42 34,041
2006-08-01 Correa R Shane (Chief Banking Officer) Sale 1,143 24.06 27,500
2006-08-01 Correa R Shane (Chief Banking Officer) Option Ex 1,143 5.68 6,492
2006-08-01 Beardsley Charles F (Director) Buy 770 24.00 18,480
2006-07-31 Correa R Shane (Chief Banking Officer) Option Ex 425 5.68 2,414
2006-01-11 Ortega Craig J (Executive Vice Presi) Option Ex 1,573 4.62 7,267
2005-12-23 Spear Greg B (Chief Financial Officer) Sale 1,000 22.92 22,920
2005-12-23 Spear Greg B (Chief Financial Officer) Option Ex 1,000 8.96 8,960
2005-12-22 Spear Greg B (Chief Financial Officer) Sale 2,000 22.85 45,700
2005-12-22 Spear Greg B (Chief Financial Officer) Option Ex 2,000 8.96 17,920
2005-12-09 Spear Greg B (Chief Financial Officer) Sale 991 22.70 22,495
2005-11-29 Mckinney Jean (Director) Buy 265 21.90 5,802
2005-11-28 Boyd Lori R (Director) Buy 200 21.96 4,392
2005-08-15 Mckinney Jean (Director) Buy 401 20.42 8,187
2005-06-01 Cochran Terry L (Director) Option Ex 6,600 5.08 33,528
2005-05-25 Ortega Craig J (Executive Vice Presi) Sale 1,500 19.90 29,856
2005-05-18 Mitchell Donald T (Director) Buy 120 19.65 2,358

Insider trading activities including stock purchases, stock sales, and option exercises of CBBO listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Columbia Bancorp \or\ (symbol CBBO, CIK number 1010002) see the Securities and Exchange Commission (SEC) website.