Insider Trading activities of Corporate Office Properties Trust insiders. , Part 2

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Corporate Office Properties Trust since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Corporate Office Properties Trust since year 2005. (See page 1 of this report.) Table 2 shows the detailed insider transactions of Corporate Office Properties Trust since 2005. The reporting company's ticker symbol is OFC. The reporting company's CIK number is 860546.
The total value of stock buying since 2005 is $946,550.
The total value of stock sales since 2005 is $165,992,123.
The total value of stock option exercises since 2005 is $20,751,591.


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Table 2. Detailed insider stock purchases, sales, and option exercises of Corporate Office Properties Trust insiders (OFC) , Part 2
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2010-09-13 Wethe Kenneth D Sale 5,000 37.99 189,960
2010-09-13 Wethe Kenneth D Option Ex 5,000 29.98 149,900
2010-09-13 Griffin Randall M (President & CEO, Trustee) Sale 30,000 38.02 1,140,540
2010-09-13 Griffin Randall M (President & CEO, Trustee) Option Ex 30,000 12.45 373,500
2010-09-07 Denton Robert L Sale 10,000 37.25 372,510
2010-08-26 Waesche Roger A Jr (Executive VP & COO) Sale 50,000 36.20 1,810,000
2010-08-26 Waesche Roger A Jr (Executive VP & COO) Option Ex 50,000 12.45 622,500
2010-06-09 Sweet Kenneth S Option Ex 25,000 21.23 530,750
2010-04-23 Hamlin Clay W Iii Sale 24,113 42.96 1,035,846
2010-04-23 Hamlin Clay W Iii Option Ex 24,113 .00 0
2010-04-22 Hamlin Clay W Iii Sale 78,088 42.65 3,330,062
2010-04-22 Hamlin Clay W Iii Option Ex 78,088 .00 0
2010-04-21 Hamlin Clay W Iii Sale 33,393 42.50 1,419,336
2010-04-21 Hamlin Clay W Iii Option Ex 33,393 .00 0
2010-04-14 Hamlin Clay W Iii Sale 14,406 42.50 612,255
2010-04-14 Hamlin Clay W Iii Option Ex 14,406 .00 0
2010-03-26 Hamlin Clay W Iii Sale 100,000 41.31 4,131,300
2010-03-26 Hamlin Clay W Iii Option Ex 100,000 .00 0
2010-03-15 Hamlin Clay W Iii Sale 50,000 39.61 1,980,650
2010-03-15 Hamlin Clay W Iii Option Ex 50,000 .00 0
2010-03-12 Hamlin Clay W Iii Sale 50,500 39.74 2,007,021
2010-03-11 Hamlin Clay W Iii Sale 99,500 39.45 3,924,877
2010-03-11 Hamlin Clay W Iii Option Ex 150,000 .00 0
2010-02-24 Denton Robert L Sale 3,000 36.56 109,689
2010-02-23 Denton Robert L Sale 4,000 36.88 147,508
2009-12-02 Griffin Randall M (President & CEO) Sale 33,450 35.44 1,185,468
2009-12-02 Griffin Randall M (President & CEO) Option Ex 33,450 9.90 331,155
2009-12-01 Griffin Randall M (President & CEO) Sale 16,550 35.01 579,415
2009-12-01 Griffin Randall M (President & CEO) Option Ex 16,550 9.90 163,845
2009-11-09 Jacobstein David M Buy 500 34.17 17,084
2009-08-24 Griffin Randall M (President & CEO) Sale 31,932 38.14 1,217,822
2009-08-24 Griffin Randall M (President & CEO) Option Ex 31,932 8.69 277,425
2009-08-12 Wethe Kenneth D Sale 2,200 37.02 81,444
2009-08-12 Wethe Kenneth D Option Ex 2,400 26.94 64,656
2009-08-11 Wethe Kenneth D Sale 1,333 37.00 49,321
2009-08-11 Wethe Kenneth D Option Ex 1,400 26.94 37,716
2009-08-10 Wethe Kenneth D Sale 1,067 37.00 39,479
2009-08-10 Wethe Kenneth D Option Ex 1,200 26.94 32,328
2009-08-05 Hamlin Clay W Iii Sale 15,000 35.30 529,500
2009-08-04 Griffin Randall M (President & CEO) Sale 106,700 33.90 3,617,130
2009-08-04 Griffin Randall M (President & CEO) Option Ex 106,700 7.38 786,912
2009-08-04 Hamlin Clay W Iii Sale 285,000 35.38 10,083,300
2009-08-03 Griffin Randall M (President & CEO) Sale 53,300 33.86 1,804,738
2009-08-03 Griffin Randall M (President & CEO) Option Ex 53,300 7.38 393,087
2009-06-12 Griffin Randall M (President & CEO) Sale 50,000 30.23 1,511,250
2009-06-12 Griffin Randall M (President & CEO) Option Ex 50,000 7.38 368,750
2009-06-05 Waesche Roger A Jr (Executive VP & COO) Sale 15,000 31.80 477,000
2009-06-05 Waesche Roger A Jr (Executive VP & COO) Option Ex 15,000 9.75 146,250
2009-06-02 Hamlin Clay W Iii Sale 85,147 31.09 2,646,794
2009-06-01 Hamlin Clay W Iii Sale 114,853 30.86 3,544,133
2009-05-18 Denton Robert L Sale 10,000 29.37 293,690
2009-03-13 Hamlin Clay W Iii Sale 29,900 23.94 715,835
2009-03-13 Shidler Jay H Sale 565,685 23.52 13,306,608
2009-03-12 Hamlin Clay W Iii Sale 246,500 23.85 5,879,764
2009-03-12 Shidler Jay H Sale 233,800 24.11 5,637,853
2009-03-11 Hamlin Clay W Iii Sale 133,600 23.42 3,129,312
2009-03-06 Kesler Steven D Sale 1,000 21.11 21,105
2009-03-06 Kesler Steven D Option Ex 5,000 8.81 44,050
2009-03-05 Shidler Jay H Sale 515 23.05 11,871
2009-03-04 Hamlin Clay W Iii Sale 175,000 23.18 4,057,025
2009-03-04 Shidler Jay H Sale 363,209 23.28 8,456,595
2009-03-03 Firstenberg Douglas M Buy 1,500 22.86 34,288
2009-03-03 Hamlin Clay W Iii Sale 100,000 22.99 2,298,900
2009-03-03 Shidler Jay H Sale 436,761 23.32 10,186,140
2009-03-02 Denton Robert L Sale 10,000 24.42 244,200
2009-03-02 Hamlin Clay W Iii Sale 25,000 23.83 595,750
2009-02-17 Shidler Jay H Sale 35,263 24.00 846,312
2008-12-12 Wethe Kenneth D Sale 1,500 27.91 41,865
2008-12-09 Griffin Randall M (President & CEO) Sale 20,000 30.21 604,200
2008-12-09 Griffin Randall M (President & CEO) Option Ex 20,000 9.25 185,000
2008-12-05 Sweet Kenneth S Buy 5,000 24.87 124,350
2008-11-11 Firstenberg Douglas M Buy 2,500 24.39 60,987
2008-08-11 Denton Robert L Sale 15,000 40.30 604,560
2008-08-01 Kesler Steven D Sale 5,000 38.79 193,950
2008-08-01 Kesler Steven D Option Ex 5,000 8.00 40,000
2008-05-20 Waesche Roger A Jr (Executive VP & COO) Sale 25,000 38.23 955,749
2008-05-20 Waesche Roger A Jr (Executive VP & COO) Option Ex 25,000 9.75 243,750
2008-05-12 Griffin Randall M (President & CEO) Sale 25,300 39.03 987,459
2008-05-12 Griffin Randall M (President & CEO) Option Ex 25,300 9.25 234,025
2008-03-12 Wethe Kenneth D Sale 2,000 31.94 63,880
2007-12-11 Wethe Kenneth D Sale 1,000 37.00 37,000
2007-09-12 Singer Karen M (SVP, General Counsel & Sec) Sale 5,000 40.91 204,549
2007-09-12 Singer Karen M (SVP, General Counsel & Sec) Option Ex 5,000 11.87 59,349
2007-06-14 Wethe Kenneth D Sale 2,000 43.59 87,180
2007-06-14 Wethe Kenneth D Option Ex 2,500 12.25 30,625
2007-05-07 Taylor Dwight S Sale 50,000 46.13 2,306,500
2007-05-07 Taylor Dwight S Option Ex 50,000 9.90 495,000
2007-03-14 Taylor Dwight S Option Ex 52,500 9.57 502,687
2007-03-06 Singer Karen M (SVP, General Counsel & Sec) Sale 5,000 48.62 243,100
2007-03-06 Singer Karen M (SVP, General Counsel & Sec) Option Ex 5,000 11.87 59,349
2007-02-26 Waesche Roger A Jr (Executive VP & COO) Sale 45,000 52.00 2,340,000
2007-02-26 Waesche Roger A Jr (Executive VP & COO) Option Ex 45,000 9.75 438,750
2007-02-23 Griffin Randall M (President & CEO) Option Ex 94,700 54.04 5,117,588
2007-02-23 Shidler Jay H Option Ex 20,000 19.05 380,940
2007-02-22 Wethe Kenneth D Sale 4,000 54.01 216,040
2007-02-22 Wethe Kenneth D Option Ex 5,000 19.65 98,250
2007-02-22 Griffin Randall M (President & CEO) Option Ex 94,700 9.25 875,975
2007-02-22 Hamlin Clay W Iii Sale 11,400 54.04 616,056
2007-02-22 Hamlin Clay W Iii Option Ex 11,400 9.25 105,450
2007-02-21 Hamlin Clay W Iii Sale 188,600 54.01 10,186,286
2007-02-21 Hamlin Clay W Iii Option Ex 188,600 9.25 1,744,550
2006-08-28 Taylor Dwight S Sale 5,000 46.72 233,604
2006-08-28 Taylor Dwight S Option Ex 5,000 7.62 38,125
2006-08-14 Waesche Roger A Jr (Executive VP & COO) Sale 40,000 45.27 1,810,800
2006-08-14 Waesche Roger A Jr (Executive VP & COO) Option Ex 40,000 9.75 390,000
2006-08-09 Singer Karen M (VP, General Counsel & Sec) Sale 14,000 46.61 652,540
2006-08-09 Singer Karen M (VP, General Counsel & Sec) Option Ex 14,000 10.71 149,870
2006-08-08 Hamlin Clay W Iii Sale 112,500 46.95 5,281,875
2006-08-08 Hamlin Clay W Iii Option Ex 112,500 7.62 857,812
2006-08-07 Denton Robert L Sale 5,000 47.13 235,650
2006-08-07 Denton Robert L Option Ex 5,000 26.94 134,700
2006-08-07 Hamlin Clay W Iii Sale 112,500 47.20 5,310,000
2006-08-07 Hamlin Clay W Iii Option Ex 112,500 7.62 857,812
2006-06-13 Wethe Kenneth D Sale 4,000 41.94 167,760
2006-06-13 Wethe Kenneth D Option Ex 5,000 16.20 81,000
2006-03-02 Singer Karen M (VP, General Counsel & Sec) Sale 5,000 41.67 208,350
2006-03-02 Singer Karen M (VP, General Counsel & Sec) Option Ex 5,000 9.54 47,699
2006-02-22 Wethe Kenneth D Sale 4,000 41.55 166,200
2006-02-22 Wethe Kenneth D Option Ex 5,000 13.40 67,000
2006-02-21 Sweet Kenneth S Sale 22,500 41.59 935,797
2006-02-21 Sweet Kenneth S Option Ex 22,500 9.43 212,085
2006-02-21 Denton Robert L Sale 5,000 41.75 208,745
2006-02-21 Denton Robert L Option Ex 5,000 19.65 98,250
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Insider trading activities including stock purchases, stock sales, and option exercises of OFC listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Corporate Office Properties Trust (symbol OFC, CIK number 860546) see the Securities and Exchange Commission (SEC) website.