Insider Trading activities of Rentech Inc /co/ insiders. , Part 2

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Rentech Inc /co/ since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Rentech Inc /co/ since year 2005. (See page 1 of this report.) Table 2 shows the detailed insider transactions of Rentech Inc /co/ since 2005. The reporting company's ticker symbol is RTK. The reporting company's CIK number is 868725.
The total value of stock buying since 2005 is $6,073,784.
The total value of stock sales since 2005 is $19,638,940.
The total value of stock option exercises since 2005 is $2,054,039.


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Table 2. Detailed insider stock purchases, sales, and option exercises of Rentech Inc /co/ insiders (RTK) , Part 2
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2012-08-15 Ramsbottom D Hunt Jr (President and CEO) Sale 106,674 2.25 240,016
2012-08-15 Ramsbottom D Hunt Jr (President and CEO) Option Ex 106,674 1.82 194,146
2012-08-01 Ramsbottom D Hunt Jr (President and CEO) Sale 15,000 2.00 30,045
2012-07-16 Yakobson Dennis (Director) Sale 30,000 2.09 62,699
2012-06-19 Williams John A (Director) Sale 56,800 1.76 99,968
2012-05-21 Williams John A (Director) Sale 13,040 1.84 23,993
2012-05-17 Williams John A (Director) Sale 60,800 1.84 111,872
2012-05-16 Williams John A (Director) Sale 226,160 1.85 418,396
2012-05-15 Williams John A (Director) Sale 614,453 1.87 1,149,027
2012-05-11 Sega Ronald M (Director) Option Ex 27,500 .00 0
2012-05-11 Burke Michael S (Director) Option Ex 27,500 .00 0
2012-05-11 Clark Wesley (Director) Option Ex 27,500 .00 0
2012-05-11 Washburn Halbert S (Director) Option Ex 27,500 .00 0
2012-05-11 Ray Michael F (Director) Option Ex 27,500 .00 0
2012-05-11 Stern Edward M (Director) Option Ex 27,500 .00 0
2012-05-11 Yakobson Dennis (Director) Option Ex 27,500 .00 0
2012-05-11 Williams John A (Director) Option Ex 27,500 .00 0
2012-05-01 Ramsbottom D Hunt Jr (President and CEO) Sale 15,000 2.31 34,725
2012-04-13 Yakobson Dennis (Director) Sale 30,000 2.17 65,160
2012-03-23 Cohrs Dan J (Chief Financial Officer) Sale 40,000 2.04 81,600
2012-03-21 Spain Jeffrey Richard (Senior Vice President & Tres) Buy 29,000 2.07 60,029
2012-03-21 Cohrs Dan J (Chief Financial Officer) Sale 40,000 2.06 82,400
2012-03-19 Ramsbottom D Hunt Jr (President and CEO) Sale 5,000 2.00 10,000
2012-03-15 Ramsbottom D Hunt Jr (President and CEO) Sale 10,000 2.00 20,000
2012-01-31 Yakobson Dennis (Director) Sale 70,000 2.39 147,550
2011-12-22 Ramsbottom D Hunt Jr (President and CEO) Buy 10,000 1.38 13,799
2011-12-21 Williams John A (Director) Sale 1,558,728 1.34 2,088,695
2011-11-17 Diesch John Howard (President) Option Ex 33,333 .00 0
2011-11-17 Wright Harold A. (Chief Technology Officer) Option Ex 33,333 .00 0
2011-11-17 Ney Eileen (Chief Accounting Officer) Option Ex 25,000 .00 0
2011-11-17 Cohrs Dan J (Chief Financial Officer) Option Ex 61,667 .00 0
2011-11-17 Morris Colin M (VP and General Counsel) Option Ex 33,333 .00 0
2011-11-17 Ramsbottom D Hunt Jr (President and CEO) Option Ex 75,000 .00 0
2011-10-22 Cohrs Dan J (Executive VP and CFO) Option Ex 108,334 .00 0
2011-10-12 Yakobson Dennis (Director) Sale 35,000 .94 32,970
2011-10-05 Samson Tom (EVP/Chief Development Officer) Option Ex 116,667 .00 0
2011-10-04 Diesch John Howard (Senior Vice President) Option Ex 23,529 .00 0
2011-10-04 Wright Harold A. (Chief Technology Officer) Option Ex 23,529 .00 0
2011-10-04 Ney Eileen (Chief Accounting Officer) Option Ex 11,765 .00 0
2011-10-04 Cohrs Dan J (Executive VP and CFO) Option Ex 58,824 .00 0
2011-10-04 Morris Colin M (VP and General Counsel) Option Ex 23,529 .00 0
2011-10-04 Ramsbottom D Hunt Jr (President and CEO) Option Ex 100,000 .00 0
2011-08-25 Washburn Halbert S (Director) Buy 10,000 .87 8,690
2011-08-16 Williams John A (Director) Buy 96,700 .99 95,733
2011-08-16 Williams John A (Director) Sale 96,700 .99 95,733
2011-07-13 Yakobson Dennis (Director) Sale 35,000 1.00 35,000
2011-06-07 Williams John A (Director) Sale 145,029 .86 124,724
2011-06-06 Williams John A (Director) Sale 222,261 .85 188,921
2011-06-01 Williams John A (Director) Sale 1,642,625 1.02 1,675,477
2011-04-12 Yakobson Dennis (Director) Sale 32,000 1.13 36,288
2011-04-01 Wright Harold A. (Chief Technology Officer) Option Ex 94,532 .00 0
2011-04-01 Cohrs Dan J (Executive VP and CFO) Option Ex 55,250 .00 0
2011-04-01 Morris Colin M (VP and General Counsel) Option Ex 93,122 .00 0
2011-04-01 Miller Douglas M (Executive Vice President) Option Ex 100,414 .00 0
2011-04-01 Ramsbottom D Hunt Jr (President and CEO) Option Ex 340,374 .00 0
2011-01-31 Yakobson Dennis (Director) Sale 30,000 1.23 36,990
2010-12-27 Williams John A (Director) Sale 1,558,728 1.23 1,917,235
2010-12-23 Williams John A (Director) Sale 200,000 1.23 246,000
2010-12-22 Williams John A (Director) Sale 300,000 1.25 375,000
2010-12-20 Williams John A (Director) Sale 508,582 1.26 640,813
2010-12-17 Williams John A (Director) Sale 700,000 1.23 861,000
2010-11-17 Wright Harold A. (Chief Technology Officer) Option Ex 33,333 .00 0
2010-11-17 Ney Eileen (Chief Accounting Officer) Option Ex 25,000 .00 0
2010-11-17 Cohrs Dan J (Executive VP and CFO) Option Ex 61,667 .00 0
2010-11-17 Morris Colin M (VP and General Counsel) Option Ex 33,333 .00 0
2010-11-17 Miller Douglas M (Executive Vice President) Option Ex 50,000 .00 0
2010-11-17 Ramsbottom D Hunt Jr (President and CEO) Option Ex 75,000 .00 0
2010-10-22 Cohrs Dan J (Executive VP and CFO) Option Ex 108,333 1.16 125,666
2010-10-12 Yakobson Dennis (Director) Sale 22,500 .99 22,320
2010-07-13 Yakobson Dennis (Director) Sale 22,500 1.01 22,747
2010-04-12 Yakobson Dennis (Director) Sale 22,500 1.03 23,085
2010-04-01 Morris Colin M (VP and General Counsel) Option Ex 9,150 1.03 9,424
2010-04-01 Miller Douglas M (Executive Vice President) Option Ex 11,545 1.03 11,891
2010-04-01 Ramsbottom D Hunt Jr (President and CEO) Option Ex 31,660 1.03 32,609
2010-02-22 Williams John A (Director) Sale 110,700 1.08 119,556
2010-02-19 Williams John A (Director) Sale 236,900 1.09 258,221
2010-02-18 Williams John A (Director) Sale 152,400 1.07 163,068
2010-01-13 Yakobson Dennis (Director) Sale 19,000 1.24 23,560
2009-10-22 Cohrs Dan J (Executive VP and CFO) Option Ex 108,333 1.60 173,332
2009-05-11 Yakobson Dennis (Director) Sale 46,000 .70 32,199
2009-04-01 Penning Richard T (EVP, Commercial Affairs) Option Ex 10,314 .55 5,672
2009-04-01 Morris Colin M (VP and General Counsel) Option Ex 10,420 .55 5,731
2009-04-01 Ramsbottom D Hunt Jr (President and CEO) Option Ex 50,000 .55 27,500
2009-03-10 Yakobson Dennis (Director) Sale 60,000 .56 33,480
2009-01-12 Yakobson Dennis (Director) Sale 40,000 .80 32,040
2008-11-11 Yakobson Dennis (Director) Sale 50,000 .68 34,200
2008-09-10 Yakobson Dennis (Director) Sale 37,000 1.81 66,896
2008-09-09 Yakobson Dennis (Director) Sale 31,000 1.93 59,706
2008-07-10 Yakobson Dennis (Director) Sale 21,000 1.48 31,164
2008-05-09 Yakobson Dennis (Director) Sale 25,000 1.29 32,250
2008-03-11 Yakobson Dennis (Director) Sale 30,000 1.02 30,749
2008-02-20 Harshman Debra L (Chief Accounting Officer) Buy 5,000 1.31 6,570
2008-01-10 Yakobson Dennis (Director) Sale 19,500 1.66 32,448
2007-06-27 Tiepel Erich W (Director) Option Ex 30,000 .41 12,300
2007-01-10 Tiepel Erich W (Director) Option Ex 10,000 .47 4,700
2007-01-03 Yakobson Dennis (Director) Option Ex 60,000 2.53 151,800
2006-12-11 Butz Ronald C (Director) Option Ex 75,000 2.53 189,749
2006-10-31 Butz Ronald C (Director) Sale 12,500 4.30 53,750
2006-10-17 Ray Michael F (Director) Option Ex 20,000 1.44 28,800
2006-10-17 Butz Ronald C (Director) Sale 12,500 4.45 55,675
2006-10-11 Tiepel Erich W (Director) Sale 10,000 4.31 43,099
2006-10-03 Butz Ronald C (Director) Sale 12,500 4.22 52,750
2006-09-19 Butz Ronald C (Director) Sale 12,500 4.55 56,937
2006-09-13 Tiepel Erich W (Director) Sale 10,000 4.62 46,200
2006-09-12 Yakobson Dennis (Director) Sale 12,500 4.61 57,637
2006-09-06 Butz Ronald C (Director) Sale 12,500 5.05 63,125
2006-08-29 Yakobson Dennis (Director) Sale 12,500 5.00 62,549
2006-08-22 Butz Ronald C (Director) Sale 12,500 4.77 59,624
2006-08-21 Pedersen Peter (VP, Applications Engineering) Sale 57,575 4.87 280,505
2006-08-21 Pedersen Peter (VP, Applications Engineering) Option Ex 49,000 .41 20,090
2006-08-16 Tiepel Erich W (Director) Sale 15,000 4.86 72,900
2006-08-15 Yakobson Dennis (Director) Sale 12,500 4.67 58,412
2006-08-08 Butz Ronald C (Director) Sale 12,500 4.64 57,950
2006-08-01 Yakobson Dennis (Director) Sale 12,500 4.75 59,387
2006-07-25 Butz Ronald C (Director) Sale 12,500 4.96 62,012
2006-07-20 Tiepel Erich W (Director) Option Ex 20,000 1.09 21,800
2006-07-18 Sheppard Richard Oden (Sr. VP, Project Development) Sale 37,600 5.03 188,940
2006-07-18 Yakobson Dennis (Director) Sale 12,500 4.67 58,325
2006-07-11 Butz Ronald C (Director) Sale 12,500 4.40 55,000
2006-07-06 Yakobson Dennis (Director) Sale 12,500 4.73 59,125
2006-06-27 Butz Ronald C (Director) Sale 12,500 4.42 55,212
2006-06-13 Butz Ronald C (Director) Sale 12,500 4.38 54,700
2006-06-06 Yakobson Dennis (Director) Sale 12,500 4.74 59,212
2006-05-31 Butz Ronald C (Director) Sale 12,500 4.50 56,287
2006-05-23 Yakobson Dennis (Director) Sale 25,000 4.66 116,500
2006-05-16 Butz Ronald C (Director) Sale 12,500 4.54 56,750
2006-05-15 Pedersen Peter (Vice President, Technology) Sale 2,425 4.46 10,815
2006-05-15 Pedersen Peter (Vice President, Technology) Option Ex 10,000 1.05 10,500
2006-05-15 Sheppard Richard Oden (Sr. VP, Project Development) Sale 2,400 4.48 10,752
2006-05-15 Sheppard Richard Oden (Sr. VP, Project Development) Option Ex 10,000 1.05 10,500
2006-05-15 Flagg Geoffrey S (Chief Accounting Officer) Sale 2,400 4.45 10,680
2006-05-15 Flagg Geoffrey S (Chief Accounting Officer) Option Ex 10,000 1.05 10,500
2006-05-09 Yakobson Dennis (Director) Sale 12,500 4.46 55,687
2006-05-02 Butz Ronald C (Director) Sale 12,500 4.35 54,387
2006-04-25 Yakobson Dennis (Director) Sale 12,500 4.47 55,912
2006-04-18 Butz Ronald C (Director) Sale 12,500 3.45 43,125
2006-04-11 Yakobson Dennis (Director) Sale 12,500 3.51 43,925
2006-04-04 Butz Ronald C (Director) Sale 12,500 4.00 50,037
2006-04-03 Benham Charles B (VP - Research and Development) Sale 25,000 4.28 106,900
2006-03-28 Yakobson Dennis (Director) Sale 12,500 4.13 51,637
2006-03-21 Butz Ronald C (Director) Sale 12,500 4.27 53,400
2006-03-14 Yakobson Dennis (Director) Sale 12,500 4.30 53,750
2006-03-07 Butz Ronald C (Director) Sale 12,500 4.17 52,125
2006-03-06 Pedersen Peter (Vice President, Technology) Option Ex 15,000 .90 13,500
2006-03-01 Benham Charles B (VP - Research and Development) Sale 25,000 3.76 94,050
2006-02-28 Flagg Geoffrey S (Chief Accounting Officer) Sale 18,236 4.00 73,035
2006-02-28 Yakobson Dennis (Director) Sale 12,500 3.90 48,750
2006-02-24 Sheppard Richard Oden (Sr. VP, Project Development) Sale 25,000 4.12 102,975
2006-02-22 Butz Ronald C (Director) Sale 12,500 4.04 50,525
2006-02-14 Yakobson Dennis (Director) Sale 12,500 3.92 48,950
2006-02-07 Butz Ronald C (VP and COO) Sale 12,500 5.23 65,425
2006-02-01 Benham Charles B (VP - Research and De) Sale 25,000 5.27 131,825
2006-01-31 Yakobson Dennis (Retired CEO) Sale 12,500 5.12 64,049
2006-01-24 Butz Ronald C (VP and COO) Sale 12,500 5.33 66,650
2006-01-18 Yakobson Dennis (Retired CEO) Sale 12,500 4.90 61,250
2006-01-17 Butz Ronald C (VP and COO) Sale 25,000 5.00 125,000
2006-01-10 Butz Ronald C (VP and COO) Sale 12,500 4.20 52,537
2006-01-04 Yakobson Dennis (Retired CEO) Sale 12,500 3.77 47,100
2006-01-03 Benham Charles B (VP - Research and De) Sale 25,000 3.69 92,125
2005-12-29 Tiepel Erich W (Director) Sale 5,000 3.68 18,395
2005-12-28 Tiepel Erich W (Director) Sale 10,000 3.80 38,000
2005-12-22 Benham Charles B (VP - Research and De) Sale 3,670 3.77 13,839
2005-12-21 Yakobson Dennis (Retired CEO) Sale 25,000 3.83 95,850
2005-12-21 Benham Charles B (VP - Research and De) Sale 6,100 3.80 23,192
2005-12-19 Butz Ronald C (VP and COO) Sale 50,007 12,501.95 369,750
2005-12-14 Ray Michael F (Director) Buy 164,474 1.52 250,000
2005-12-13 Tiepel Erich W (Director) Option Ex 30,000 1.06 31,890
2005-12-06 Zimel David P (Director) Sale 20,000 3.44 68,800
2005-12-05 Zimel David P (Director) Sale 20,000 3.46 69,100
2005-12-02 Zimel David P (Director) Sale 20,000 3.33 66,660
2005-10-11 Bohn Mark S (Other) Sale 83,126 .45 37,406
2005-05-20 Ray Michael F (Director) Buy 312,500 1.16 362,500
2005-05-20 Zimel David P (Director) Buy 2,187,500 1.16 2,537,500
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Insider trading activities including stock purchases, stock sales, and option exercises of RTK listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Rentech Inc /co/ (symbol RTK, CIK number 868725) see the Securities and Exchange Commission (SEC) website.