Insider Trading activities of Repligen Corp insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Repligen Corp since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Repligen Corp since year 2005. Table 2 shows the detailed insider transactions of Repligen Corp since 2005. The reporting company's ticker symbol is RGEN. The reporting company's CIK number is 730272.
The total value of stock buying since 2005 is $422,042.
The total value of stock sales since 2005 is $27,667,003.
The total value of stock option exercises since 2005 is $6,440,921.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Repligen Corp (RGEN).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2017-03 0 $0 20,646 $714,913 42,968 $362,375
2016-11 0 $0 5,000 $165,615 0 $0
2016-09 0 $0 2,700 $87,979 0 $0
2016-06 0 $0 15,000 $378,900 20,000 $62,600
2016-05 0 $0 2,889 $77,199 10,000 $62,300
2015-11 0 $0 0 $0 5,000 $16,650
2015-06 0 $0 35,000 $1,334,843 0 $0
2015-05 0 $0 185,000 $7,101,051 0 $0
2015-03 0 $0 114,676 $3,753,034 13,807 $152,843
2014-11 0 $0 114,728 $2,683,065 36,000 $138,780
2014-08 0 $0 40,000 $813,800 5,000 $16,650
2014-06 0 $0 203,044 $4,167,034 305,786 $1,416,676
2014-04 35,000 $106,750 0 $0 0 $0
2013-08 0 $0 30,000 $300,360 50,000 $293,500
2013-06 1,000 $7,700 0 $0 0 $0
2013-05 0 $0 170,961 $1,541,515 276,964 $1,146,688
2013-03 0 $0 0 $0 100,000 $551,000
2012-09 10,000 $60,860 5,000 $29,790 0 $0
2012-08 2,000 $9,752 95,000 $528,580 90,000 $366,750
2012-03 0 $0 0 $0 160,000 $412,650
2011-08 31,000 $106,938 0 $0 0 $0
2011-06 9,500 $33,982 0 $0 0 $0
2011-03 5,000 $13,300 0 $0 0 $0
2009-11 5,000 $24,900 0 $0 0 $0
2009-07 0 $0 451,800 $2,492,112 0 $0
2008-12 2,000 $7,000 0 $0 0 $0
2008-09 0 $0 5,000 $25,250 5,000 $6,400
2008-03 0 $0 5,000 $26,905 0 $0
2008-02 0 $0 16,534 $102,965 10,000 $14,100
2007-12 0 $0 20,000 $122,840 30,000 $42,300
2007-09 0 $0 0 $0 156,277 $220,350
2007-07 0 $0 0 $0 243,723 $343,649
2007-06 0 $0 42,444 $163,206 50,000 $107,600
2007-03 0 $0 35,000 $109,125 20,000 $30,000
2007-02 0 $0 20,000 $62,100 70,000 $105,000
2006-12 0 $0 8,000 $22,800 0 $0
2006-09 2,000 $6,660 5,000 $16,900 5,000 $4,400
2006-08 0 $0 0 $0 15,000 $13,200
2006-03 0 $0 1,800 $8,100 301,800 $377,250
2006-02 0 $0 152,200 $646,233 108,200 $135,250
2006-01 0 $0 6,500 $27,300 6,500 $20,680
2005-12 8,000 $23,560 8,000 $28,000 8,000 $21,280
2005-08 0 $0 30,425 $105,719 0 $0
2005-07 0 $0 10,000 $29,770 0 $0
2005-03 12,000 $20,640 0 $0 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of Repligen Corp insiders (RGEN)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2017-03-21 Dawes Karen A Sale 2,521 34.12 86,016
2017-03-21 Dawes Karen A Option Ex 20,000 4.29 85,800
2017-03-20 Benjamin Howard (VP Business Development) Sale 12,216 34.62 422,930
2017-03-20 Benjamin Howard (VP Business Development) Option Ex 14,968 11.07 165,695
2017-03-20 Ryan Thomas F Jr Sale 4,000 34.83 139,320
2017-03-20 Ryan Thomas F Jr Option Ex 4,000 3.22 12,880
2017-03-17 Snodgres Jon (Chief Financial Officer) Sale 1,909 34.91 66,647
2017-03-17 Snodgres Jon (Chief Financial Officer) Option Ex 4,000 24.50 98,000
2016-11-28 Hunt Anthony (Chief Executive Officer) Sale 5,000 33.12 165,615
2016-09-14 Ryan Thomas F Jr Sale 2,700 32.59 87,979
2016-06-30 Ryan Thomas F Jr Sale 5,000 26.60 133,010
2016-06-28 Ryan Thomas F Jr Sale 10,000 24.59 245,890
2016-06-28 Ryan Thomas F Jr Option Ex 5,000 3.22 16,100
2016-06-27 Dawes Karen A Option Ex 15,000 3.10 46,500
2016-05-24 Benjamin Howard Option Ex 10,000 6.23 62,300
2016-05-11 Benjamin Howard Sale 2,889 26.72 77,199
2015-11-19 Benjamin Howard Option Ex 5,000 3.33 16,650
2015-06-09 Benjamin Howard Sale 7,697 37.48 288,483
2015-06-08 Benjamin Howard Sale 27,303 38.32 1,046,360
2015-05-15 Rusche James R (Senior Vice President) Sale 15,000 41.32 619,830
2015-05-12 Herlihy Walter C (PRESIDENT, CEO) Sale 45,431 38.97 1,770,355
2015-05-11 Herlihy Walter C (PRESIDENT, CEO) Sale 35,715 38.68 1,381,599
2015-05-08 Ryan Thomas F Jr Sale 20,000 37.19 743,800
2015-05-08 Herlihy Walter C (PRESIDENT, CEO) Sale 68,854 37.55 2,585,467
2015-03-23 Herlihy Walter C (PRESIDENT AND CEO) Sale 23,686 31.76 752,172
2015-03-20 Herlihy Walter C (PRESIDENT AND CEO) Sale 850 32.51 27,629
2015-03-19 Ryan Thomas F Jr (Director) Sale 10,000 32.62 326,190
2015-03-19 Rusche James R (Senior Vice President) Sale 14,650 33.30 487,844
2015-03-19 Herlihy Walter C (PRESIDENT AND CEO) Sale 49,695 33.08 1,643,761
2015-03-18 Benjamin Howard Sale 15,795 32.63 515,438
2015-03-18 Benjamin Howard Option Ex 13,807 11.07 152,843
2014-11-19 Herlihy Walter C (PRESIDENT, CEO) Sale 4,158 22.95 95,426
2014-11-18 Herlihy Walter C (PRESIDENT, CEO) Sale 47,228 23.47 1,108,441
2014-11-14 Herlihy Walter C (PRESIDENT, CEO) Option Ex 10,000 3.33 33,300
2014-11-13 Ryan Thomas F Jr Sale 10,000 23.81 238,100
2014-11-13 Ryan Thomas F Jr Option Ex 10,000 3.30 33,000
2014-11-11 Benjamin Howard (VP Business Development) Sale 30,000 23.56 706,800
2014-11-10 Griffith Michael A Sale 23,342 22.89 534,298
2014-11-10 Griffith Michael A Option Ex 16,000 4.53 72,480
2014-08-13 Benjamin Howard (VP Business Development) Sale 40,000 20.34 813,800
2014-08-13 Benjamin Howard (VP Business Development) Option Ex 5,000 3.33 16,650
2014-06-27 Ryan Thomas F Jr Sale 10,000 22.41 224,130
2014-06-27 Ryan Thomas F Jr Option Ex 10,000 4.13 41,300
2014-06-24 Ryan Thomas F Jr Sale 10,000 21.78 217,780
2014-06-24 Ryan Thomas F Jr Option Ex 10,000 4.96 49,600
2014-06-20 Witt Daniel P (Senior Vice President) Option Ex 87,500 4.32 377,562
2014-06-11 Herlihy Walter C (PRESIDENT, CEO) Sale 60,335 20.11 1,213,578
2014-06-09 Rusche James R (Senior Vice President) Sale 30,000 20.19 605,730
2014-06-06 Witt Daniel P (Senior Vice President) Sale 47,709 20.56 980,706
2014-06-06 Herlihy Walter C (PRESIDENT, CEO) Option Ex 51,250 5.14 263,578
2014-06-05 Benjamin Howard (VP Business Development) Option Ex 102,036 4.60 469,671
2014-06-05 Ryan Thomas F Jr Sale 45,000 20.56 925,110
2014-06-05 Ryan Thomas F Jr Option Ex 45,000 4.78 214,965
2014-04-15 Rusche James R (Senior Vice President) Buy 25,000 3.05 76,250
2014-04-15 Witt Daniel P (Senior Vice President) Buy 10,000 3.05 30,500
2013-08-08 Rusche James R (Senior Vice President) Sale 30,000 10.01 300,360
2013-08-07 Rusche James R (Senior Vice President) Option Ex 50,000 5.87 293,500
2013-06-21 Dawes Karen A Buy 1,000 7.70 7,700
2013-05-17 Ryan Thomas F Jr Sale 17,000 8.99 152,762
2013-05-16 Ryan Thomas F Jr Sale 4,000 8.95 35,800
2013-05-15 Ryan Thomas F Jr Sale 16,845 8.98 151,061
2013-05-15 Ryan Thomas F Jr Option Ex 14,884 3.10 46,140
2013-05-15 Herlihy Walter C (PRESIDENT, CEO) Sale 1,514 8.85 13,398
2013-05-14 Ryan Thomas F Jr Sale 17,155 9.00 154,395
2013-05-14 Ryan Thomas F Jr Option Ex 15,116 3.24 48,975
2013-05-14 Herlihy Walter C (PRESIDENT, CEO) Sale 38,486 8.98 345,450
2013-05-13 Ryan Thomas F Jr Sale 54,000 9.04 488,268
2013-05-13 Ryan Thomas F Jr Option Ex 54,000 4.74 255,690
2013-05-07 Kelly William J (Chief Accounting Officer) Sale 20,000 9.14 182,740
2013-05-07 Kelly William J (Chief Accounting Officer) Option Ex 20,000 4.82 96,400
2013-05-06 Benjamin Howard (VP Business Development) Option Ex 22,964 3.79 87,033
2013-05-03 Herlihy Walter C (PRESIDENT, CEO) Option Ex 150,000 4.08 612,450
2013-03-26 Rusche James R (Senior Vice President) Option Ex 25,000 5.51 137,750
2013-03-26 Witt Daniel P (Senior Vice President) Option Ex 10,000 5.51 55,100
2013-03-26 Herlihy Walter C (PRESIDENT, CEO) Option Ex 65,000 5.51 358,150
2012-09-27 Rusche James R (Senior Vice President) Sale 5,000 5.96 29,790
2012-09-21 Cooper Glenn L Md Buy 10,000 6.09 60,860
2012-08-31 Kelly William J (CFO) Sale 95,000 5.56 528,580
2012-08-31 Kelly William J (CFO) Option Ex 90,000 4.08 366,750
2012-08-16 Griffith Michael A Buy 2,000 4.88 9,752
2012-03-27 Rusche James R (Senior Vice President) Option Ex 25,000 1.83 45,750
2012-03-27 Herlihy Walter C (PRESIDENT, CEO) Option Ex 50,000 1.83 91,500
2012-03-22 Rusche James R (Senior Vice President) Option Ex 25,000 3.24 81,000
2012-03-22 Witt Daniel P (Vice President) Option Ex 10,000 3.24 32,400
2012-03-15 Herlihy Walter C (PRESIDENT, CEO) Option Ex 50,000 3.24 162,000
2011-08-12 Dawes Karen A Buy 10,000 3.50 34,950
2011-08-10 Goldberg Alfred Lewis Buy 21,000 3.43 71,988
2011-06-15 Henry Earl Webb Buy 5,000 3.60 17,980
2011-06-14 Dawes Karen A Buy 4,500 3.56 16,002
2011-03-30 Rusche James R (Senior Vice President) Buy 5,000 2.66 13,300
2009-11-09 Cooper Glenn L Md Buy 5,000 4.98 24,900
2009-07-07 Bvf Inc/il (Other) Sale 1,000 5.50 5,500
2009-07-06 Bvf Inc/il (Other) Sale 450,800 5.52 2,486,612
2008-12-01 Dawes Karen A (Director) Buy 2,000 3.50 7,000
2008-09-09 Rich Alexander (Director) Sale 5,000 5.05 25,250
2008-09-09 Rich Alexander (Director) Option Ex 5,000 1.28 6,400
2008-03-04 Witt Daniel P (Vice President) Sale 5,000 5.38 26,905
2008-02-20 Witt Daniel P (Vice President) Sale 2,200 5.80 12,771
2008-02-19 Witt Daniel P (Vice President) Sale 2,035 6.11 12,433
2008-02-15 Witt Daniel P (Vice President) Sale 1,600 6.34 10,144
2008-02-14 Witt Daniel P (Vice President) Sale 10,699 6.32 67,617
2008-02-14 Witt Daniel P (Vice President) Option Ex 10,000 1.41 14,100
2007-12-13 Rusche James R (Senior Vice President) Sale 20,000 6.14 122,840
2007-12-13 Rusche James R (Senior Vice President) Option Ex 30,000 1.41 42,300
2007-09-20 Herlihy Walter C (PRESIDENT, CEO) Option Ex 156,277 1.41 220,350
2007-07-13 Herlihy Walter C (PRESIDENT, CEO) Option Ex 243,723 1.41 343,649
2007-06-19 Landy Hal (Vice President) Sale 30,000 3.82 114,600
2007-06-19 Landy Hal (Vice President) Option Ex 40,000 2.44 97,600
2007-06-14 Rusche James R (Senior Vice President) Sale 7,444 3.91 29,106
2007-06-14 Schimmel Paul (Director) Option Ex 5,000 1.00 5,000
2007-06-14 Rich Alexander (Director) Sale 5,000 3.90 19,500
2007-06-14 Rich Alexander (Director) Option Ex 5,000 1.00 5,000
2007-03-08 Herlihy Walter C (PRESIDENT, CEO) Sale 25,000 3.15 78,625
2007-03-07 Rusche James R (Senior Vice President) Option Ex 20,000 1.50 30,000
2007-03-05 Rusche James R (Senior Vice President) Sale 10,000 3.05 30,500
2007-02-28 Witt Daniel P (Vice President) Sale 20,000 3.10 62,100
2007-02-28 Witt Daniel P (Vice President) Option Ex 20,000 1.50 30,000
2007-02-14 Herlihy Walter C (PRESIDENT, CEO) Option Ex 50,000 1.50 75,000
2006-12-05 Rusche James R (Senior Vice President) Sale 8,000 2.85 22,800
2006-09-06 Rich Alexander (Director) Sale 5,000 3.38 16,900
2006-09-06 Rich Alexander (Director) Option Ex 5,000 .88 4,400
2006-09-01 Dawes Karen A (Director) Buy 2,000 3.33 6,660
2006-08-11 Schimmel Paul (Director) Option Ex 10,000 .88 8,800
2006-03-06 Herlihy Walter C (PRESIDENT, CEO) Option Ex 200,000 1.25 250,000
2006-03-01 Whitehouse Laura (Vice President) Sale 1,800 4.50 8,100
2006-03-01 Whitehouse Laura (Vice President) Option Ex 1,800 1.25 2,250
2006-02-28 Whitehouse Laura (Vice President) Sale 8,200 4.51 37,023
2006-02-28 Whitehouse Laura (Vice President) Option Ex 8,200 1.25 10,250
2006-02-21 Herlihy Walter C (PRESIDENT, CEO) Sale 54,000 4.25 229,500
2006-02-17 Witt Daniel P (Vice President) Sale 34,600 4.25 147,050
2006-02-17 Witt Daniel P (Vice President) Option Ex 34,600 1.25 43,250
2006-02-14 Rusche James R (Senior Vice President) Sale 30,000 4.16 124,710
2006-02-14 Rusche James R (Senior Vice President) Option Ex 40,000 1.25 50,000
2006-02-14 Witt Daniel P (Vice President) Sale 25,400 4.25 107,950
2006-02-14 Witt Daniel P (Vice President) Option Ex 25,400 1.25 31,750
2006-01-24 Day Barbara Burnim (Other) Sale 3,900 4.24 16,536
2006-01-24 Day Barbara Burnim (Other) Option Ex 3,900 3.24 12,636
2006-01-20 Day Barbara Burnim (Other) Sale 600 4.24 2,544
2006-01-20 Day Barbara Burnim (Other) Option Ex 600 3.24 1,944
2006-01-19 Day Barbara Burnim (Other) Sale 2,000 4.11 8,220
2006-01-19 Day Barbara Burnim (Other) Option Ex 2,000 3.05 6,100
2005-12-27 Day Barbara Burnim (Other) Sale 8,000 3.50 28,000
2005-12-27 Day Barbara Burnim (Other) Option Ex 8,000 2.66 21,280
2005-12-09 Ryan Thomas F Jr (Director) Buy 8,000 2.94 23,560
2005-08-03 Rusche James R (Senior Vice Presiden) Sale 10,000 3.45 34,500
2005-08-03 Herlihy Walter C (PRESIDENT, CEO) Sale 17,600 3.55 62,462
2005-08-02 Whitehouse Laura (Vice President) Sale 2,825 3.10 8,757
2005-07-29 Rusche James R (Senior Vice Presiden) Sale 10,000 2.98 29,770
2005-03-10 Ryan Thomas F Jr (Director) Buy 12,000 1.72 20,640

Insider trading activities including stock purchases, stock sales, and option exercises of RGEN listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Repligen Corp (symbol RGEN, CIK number 730272) see the Securities and Exchange Commission (SEC) website.