Insider Trading activities of Enterprise Bancorp Inc /ma/ insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Enterprise Bancorp Inc /ma/ since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Enterprise Bancorp Inc /ma/ since year 2005. Table 2 shows the detailed insider transactions of Enterprise Bancorp Inc /ma/ since 2005. The reporting company's ticker symbol is EBTC. The reporting company's CIK number is 1018399.
The total value of stock buying since 2005 is $6,725,280.
The total value of stock sales since 2005 is $5,812,867.
The total value of stock option exercises since 2005 is $5,266,842.


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Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Enterprise Bancorp Inc /ma/ (EBTC).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2017-03 189 $6,426 0 $0 1,000 $12,510
2017-02 600 $20,425 1,579 $53,606 0 $0
2017-01 12,992 $286,339 0 $0 38,250 $564,210
2016-12 0 $0 28,028 $925,929 5,550 $77,679
2016-11 0 $0 45,716 $1,434,105 1,601 $27,144
2016-10 0 $0 6,000 $165,258 0 $0
2016-09 238 $6,144 5,168 $137,960 10,000 $125,100
2016-08 200 $5,008 1,200 $27,804 10,000 $125,098
2016-06 109,201 $2,347,818 0 $0 0 $0
2016-03 0 $0 0 $0 4,500 $39,375
2016-02 63 $1,505 0 $0 2,000 $17,500
2016-01 9,971 $237,902 0 $0 0 $0
2015-12 0 $0 11,284 $275,042 0 $0
2015-11 0 $0 15,216 $368,777 2,000 $17,500
2015-08 135 $2,824 500 $10,758 0 $0
2015-07 300 $6,615 0 $0 0 $0
2015-03 1,164 $24,937 2,291 $47,330 9,450 $120,487
2015-02 200 $4,487 50 $1,125 0 $0
2015-01 10,287 $214,375 0 $0 0 $0
2014-12 0 $0 12,000 $287,587 17,500 $215,123
2014-11 0 $0 20,000 $459,020 0 $0
2014-10 0 $0 0 $0 19,500 $248,625
2014-08 1,000 $19,660 0 $0 0 $0
2014-07 3,000 $58,300 0 $0 0 $0
2014-03 0 $0 2,600 $51,363 13,000 $214,500
2014-02 0 $0 0 $0 14,250 $235,125
2014-01 11,136 $194,096 0 $0 0 $0
2013-12 0 $0 180 $3,573 0 $0
2013-11 0 $0 1,000 $20,000 0 $0
2013-08 0 $0 0 $0 3,293 $47,336
2013-07 0 $0 12,000 $259,290 35,500 $561,624
2013-06 0 $0 0 $0 23,750 $341,405
2013-03 0 $0 1,000 $16,994 0 $0
2013-02 0 $0 3,098 $52,766 0 $0
2013-01 12,712 $186,290 0 $0 74,250 $1,067,343
2012-12 0 $0 2,197 $36,802 4,707 $59,225
2012-11 0 $0 303 $5,151 0 $0
2012-05 0 $0 4,000 $64,800 0 $0
2012-02 0 $0 9,766 $167,832 0 $0
2012-01 12,132 $165,598 0 $0 0 $0
2011-01 12,046 $133,587 0 $0 0 $0
2010-12 85 $998 0 $0 0 $0
2010-10 4,800 $52,649 0 $0 0 $0
2010-01 16,897 $190,508 0 $0 0 $0
2009-12 59,431 $644,823 0 $0 0 $0
2009-11 112,472 $1,220,316 0 $0 0 $0
2009-09 0 $0 1,934 $26,863 0 $0
2009-06 0 $0 2,300 $28,611 0 $0
2009-05 0 $0 0 $0 78,000 $710,578
2008-11 149 $1,699 0 $0 0 $0
2008-10 251 $2,911 0 $0 0 $0
2008-09 3,000 $36,000 0 $0 0 $0
2008-06 0 $0 5,865 $76,165 2,000 $18,220
2007-11 0 $0 0 $0 16,000 $107,520
2007-09 100 $1,350 0 $0 0 $0
2007-08 4,000 $56,124 0 $0 0 $0
2007-06 22,000 $350,900 22,000 $350,900 22,000 $99,000
2007-05 0 $0 5,000 $80,000 17,000 $88,710
2007-02 711 $11,091 3,000 $46,500 11,000 $49,500
2007-01 289 $4,407 0 $0 0 $0
2006-11 0 $0 4,000 $61,924 0 $0
2006-06 3,200 $102,400 1,497 $48,036 3,000 $21,000
2006-05 0 $0 0 $0 3,500 $55,405
2006-03 723 $23,136 0 $0 0 $0
2006-02 1,500 $47,601 0 $0 0 $0
2006-01 0 $0 3,500 $106,820 0 $0
2005-12 0 $0 2,300 $66,150 0 $0
2005-11 100 $2,755 1,200 $34,054 0 $0
2005-10 200 $5,501 0 $0 0 $0
2005-05 0 $0 450 $13,972 0 $0
2005-03 3,000 $47,775 0 $0 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of Enterprise Bancorp Inc /ma/ insiders (EBTC)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2017-03-13 Hoyt Marlene P (EVP-Principal Subsidiary) Option Ex 1,000 12.51 12,510
2017-03-01 Pedroso Luis M (Director) Buy 47 34.00 1,598
2017-03-01 Putziger Michael T (Director) Buy 142 34.00 4,828
2017-02-27 King Mary Jane (Director) Buy 600 34.04 20,425
2017-02-17 Larochelle Steven R (EVP - Principal Subsidiary) Sale 695 33.95 23,595
2017-02-16 Larochelle Steven R (EVP - Principal Subsidiary) Sale 317 33.95 10,762
2017-02-15 Larochelle Steven R (EVP - Principal Subsidiary) Sale 567 33.95 19,249
2017-01-26 Pedroso Luis M (Director) Buy 1,362 22.04 30,018
2017-01-26 Koutsos John A (Director) Buy 1,409 22.04 31,054
2017-01-26 Deschene Normand E (Director) Buy 1,552 22.04 34,206
2017-01-26 Moloney Jacqueline F (Director) Buy 1,396 22.04 30,767
2017-01-26 Baroni Gino J (Director) Buy 363 22.04 8,000
2017-01-26 Cowan Carole A (Director) Buy 318 22.04 7,008
2017-01-26 Hanson Eric W (Director) Buy 1,357 22.04 29,908
2017-01-26 Clementi John R (Director) Buy 1,541 22.04 33,963
2017-01-26 Conway James F Iii (Director) Buy 2,135 22.04 47,055
2017-01-26 Putziger Michael T (Director) Buy 1,559 22.04 34,360
2017-01-09 Duncan George L (Chairman) Option Ex 15,000 14.85 222,750
2017-01-04 Bullock Brian H (EVP - Principal Subsidiary) Option Ex 3,250 13.68 44,460
2017-01-04 Main Richard W (President) Option Ex 10,000 14.85 148,500
2017-01-03 Clancy John P Jr (CEO) Option Ex 10,000 14.85 148,500
2016-12-28 Covey Susan (EVP-Principal Subsidiary) Option Ex 1,050 13.68 14,364
2016-12-14 Silva Diane J (EVP - Principal Subsidiary) Option Ex 1,500 12.51 18,765
2016-12-13 Larochelle Steven R (EVP - Principal Subsidiary) Option Ex 1,500 14.85 22,275
2016-12-13 Marcotte James A (EVP & CFO) Option Ex 1,500 14.85 22,275
2016-12-07 Hanson Eric W (Director) Sale 9,238 33.00 304,854
2016-12-06 Duncan George L (Chairman) Sale 3,070 33.01 101,340
2016-12-06 Hanson Eric W (Director) Sale 10,098 33.21 335,334
2016-12-05 Duncan George L (Chairman) Sale 5,622 32.80 184,401
2016-11-30 Duncan George L (Chairman) Sale 320 32.96 10,547
2016-11-29 Duncan George L (Chairman) Sale 900 32.77 29,493
2016-11-29 Hanson Eric W (Director) Sale 822 32.77 26,935
2016-11-28 Gallagher Michael John (EVP-Principal Subsidiary) Option Ex 1,601 16.95 27,144
2016-11-28 Hanson Eric W (Director) Sale 1,170 33.26 38,908
2016-11-23 Hanson Eric W (Director) Sale 3,672 33.15 121,726
2016-11-22 Hanson Eric W (Director) Sale 4,330 33.13 143,452
2016-11-21 Hanson Eric W (Director) Sale 20,670 32.98 681,613
2016-11-10 Hanson Eric W (Director) Sale 13,832 27.58 381,431
2016-10-25 Hanson Eric W (Director) Sale 6,000 27.54 165,258
2016-09-07 Hanson Eric W (Director) Sale 1,502 26.54 39,866
2016-09-06 Clancy John P Jr (CEO) Option Ex 10,000 12.51 125,100
2016-09-06 Hanson Eric W (Director) Sale 3,666 26.76 98,094
2016-09-01 Pedroso Luis M (Director) Buy 58 25.82 1,497
2016-09-01 Putziger Michael T (Director) Buy 180 25.82 4,647
2016-08-31 King Mary Jane (Director) Buy 200 25.04 5,008
2016-08-30 Szablak Chester J Jr (EVP - Principal Subsidiary) Option Ex 1,750 12.51 21,892
2016-08-30 Larochelle Steven R (EVP - Principal Subsidiary) Option Ex 1,750 12.51 21,892
2016-08-30 Marcotte James A (EVP & CFO) Option Ex 1,750 12.51 21,892
2016-08-30 Irish Stephen J (EVP - Principal Subsidiary) Option Ex 1,750 12.51 21,892
2016-08-30 Main Richard W (President) Option Ex 3,000 12.51 37,530
2016-08-22 Duncan George L (Chairman) Sale 1,200 23.17 27,804
2016-06-21 Hoyt Marlene P (EVP-Principal Subsidiary) Buy 277 21.50 5,955
2016-06-21 Rayno Peter (EVP - Principal Subsidiary) Buy 363 21.50 7,804
2016-06-21 King Mary Jane (Director) Buy 5,703 21.50 122,614
2016-06-21 Pedroso Luis M (Director) Buy 5,278 21.50 113,477
2016-06-21 Koutsos John A (Director) Buy 10,577 21.50 227,405
2016-06-21 Grady John T Jr (Director) Buy 2,325 21.50 49,987
2016-06-21 Deschene Normand E (Director) Buy 262 21.50 5,633
2016-06-21 Silva Diane J (EVP - Principal Subsidiary) Buy 754 21.50 16,211
2016-06-21 Moloney Jacqueline F (Director) Buy 2,371 21.50 50,976
2016-06-21 Baroni Gino J (Director) Buy 5,650 21.50 121,475
2016-06-21 Szablak Chester J Jr (EVP - Principal Subsidiary) Buy 1,326 21.50 28,509
2016-06-21 Larochelle Steven R (EVP - Principal Subsidiary) Buy 1,059 21.50 22,768
2016-06-21 Marcotte James A (EVP & CFO) Buy 1,000 21.50 21,500
2016-06-21 Irish Stephen J (EVP - Principal Subsidiary) Buy 364 21.50 7,826
2016-06-21 Clancy John P Jr (CEO) Buy 4,652 21.50 100,018
2016-06-21 Main Richard W (President) Buy 2,270 21.50 48,805
2016-06-21 Duncan George L (Chairman) Buy 4,650 21.50 99,975
2016-06-21 Spinelli Mike A (Director) Buy 10,072 21.50 216,548
2016-06-21 Clementi John R (Director) Buy 4,782 21.50 102,813
2016-06-21 Reid Carol L (Director) Buy 466 21.50 10,019
2016-06-21 Conway James F Iii (Director) Buy 5,000 21.50 107,500
2016-06-21 Putziger Michael T (Director) Buy 40,000 21.50 860,000
2016-03-10 Marcotte James A (EVP & CFO) Option Ex 500 8.75 4,375
2016-03-08 Bullock Brian H (EVP - Principal Subsidiary) Option Ex 2,000 8.75 17,500
2016-03-02 Szablak Chester J Jr (EVP - Principal Subsidiary) Option Ex 2,000 8.75 17,500
2016-02-26 Villanucci Janice R (EVP - Principal Subsidiary) Option Ex 1,000 8.75 8,750
2016-02-18 Silva Diane J (EVP - Principal Subsidiary) Option Ex 1,000 8.75 8,750
2016-02-02 Pedroso Luis M (Director) Buy 63 23.90 1,505
2016-01-19 Pedroso Luis M (Director) Buy 923 23.86 22,022
2016-01-19 Koutsos John A (Director) Buy 851 23.86 20,304
2016-01-19 Deschene Normand E (Director) Buy 1,157 23.86 27,606
2016-01-19 Baroni Gino J (Director) Buy 302 23.86 7,205
2016-01-19 Cowan Carole A (Director) Buy 302 23.86 7,205
2016-01-19 Hanson Eric W (Director) Buy 865 23.86 20,638
2016-01-19 Clementi John R (Director) Buy 1,139 23.86 27,176
2016-01-19 Reid Carol L (Director) Buy 1,553 23.86 37,054
2016-01-19 Conway James F Iii (Director) Buy 1,407 23.86 33,571
2016-01-19 Putziger Michael T (Director) Buy 1,472 23.86 35,121
2015-12-08 Hanson Eric W (Director) Sale 2,454 24.16 59,298
2015-12-07 Hanson Eric W (Director) Sale 2,597 24.51 63,662
2015-12-04 Duncan George L (Chairman) Sale 183 24.00 4,392
2015-12-03 Duncan George L (Chairman) Sale 817 24.00 19,608
2015-12-02 Hanson Eric W (Director) Sale 504 24.25 12,222
2015-12-01 Hanson Eric W (Director) Sale 4,729 24.50 115,860
2015-11-30 Hanson Eric W (Director) Sale 440 24.73 10,881
2015-11-25 Hanson Eric W (Director) Sale 6,391 24.25 154,981
2015-11-20 Larochelle Steven R (EVP - Principal Subsidiary) Option Ex 2,000 8.75 17,500
2015-11-20 Hanson Eric W (Director) Sale 4,757 24.29 115,561
2015-11-18 Hanson Eric W (Director) Sale 198 24.03 4,758
2015-11-17 Gallagher Michael John (EVP-Principal Subsidiary) Sale 500 23.39 11,695
2015-11-17 Hanson Eric W (Director) Sale 1,595 24.10 38,439
2015-11-16 Hanson Eric W (Director) Sale 551 24.05 13,254
2015-11-13 Hanson Eric W (Director) Sale 784 24.50 19,208
2015-08-20 Pedroso Luis M (Director) Buy 135 20.92 2,824
2015-08-04 Gallagher Michael John (EVP-Principal Subsidiary) Sale 500 21.52 10,758
2015-07-29 King Mary Jane (Director) Buy 300 22.05 6,615
2015-03-20 King Mary Jane (Director) Buy 200 21.18 4,236
2015-03-18 Duncan George L (Chairman) Sale 891 20.91 18,630
2015-03-11 Irish Stephen J (EVP - Principal Subsidiary) Sale 1,400 20.50 28,700
2015-03-09 Silva Diane J (EVP - Principal Subsidiary) Option Ex 1,250 12.75 15,937
2015-03-06 Villanucci Janice R (EVP - Principal Subsidiary) Option Ex 1,200 12.75 15,300
2015-03-04 Marcotte James A (EVP & CFO) Option Ex 3,500 12.75 44,625
2015-03-02 King Mary Jane (Director) Buy 500 21.45 10,725
2015-03-02 Moloney Jacqueline F (Director) Buy 464 21.50 9,976
2015-03-02 Szablak Chester J Jr (EVP - Principal Subsidiary) Option Ex 3,500 12.75 44,625
2015-02-06 Irish Stephen J (EVP - Principal Subsidiary) Sale 50 22.50 1,125
2015-02-03 King Mary Jane (Director) Buy 200 22.44 4,487
2015-01-26 Koutsos John A (Director) Buy 1,027 20.84 21,402
2015-01-26 Deschene Normand E (Director) Buy 1,071 20.84 22,319
2015-01-26 Moloney Jacqueline F (Director) Buy 691 20.84 14,400
2015-01-26 Baroni Gino J (Director) Buy 346 20.84 7,210
2015-01-26 Cowan Carole A (Director) Buy 346 20.84 7,210
2015-01-26 Harrington John P (Director) Buy 691 20.84 14,400
2015-01-26 Clementi John R (Director) Buy 1,493 20.84 31,114
2015-01-26 Reid Carol L (Director) Buy 1,764 20.84 36,761
2015-01-26 Conway James F Iii (Director) Buy 1,332 20.84 27,758
2015-01-26 Putziger Michael T (Director) Buy 1,526 20.84 31,801
2014-12-17 Irish Stephen J (EVP - Principal Subsidiary) Sale 2,000 23.57 47,134
2014-12-17 Irish Stephen J (EVP - Principal Subsidiary) Option Ex 2,000 8.75 17,500
2014-12-15 Silva Diane J (EVP - Principal Subsidiary) Option Ex 1,250 12.75 15,937
2014-12-11 Irish Stephen J (EVP - Principal Subsidiary) Option Ex 4,250 12.75 54,187
2014-12-09 Duncan George L (Chairman) Sale 2,478 24.00 59,472
2014-12-09 Duncan George L (Chairman) Option Ex 2,478 12.75 31,594
2014-12-08 Duncan George L (Chairman) Sale 1,016 24.16 24,545
2014-12-08 Duncan George L (Chairman) Option Ex 1,016 12.75 12,954
2014-12-05 Duncan George L (Chairman) Sale 6,506 24.05 156,436
2014-12-05 Duncan George L (Chairman) Option Ex 6,506 12.75 82,951
2014-11-06 Hanson Eric W (Director) Sale 10,000 22.75 227,520
2014-11-05 Hanson Eric W (Director) Sale 10,000 23.15 231,500
2014-10-31 Larochelle Steven R (EVP - Principal Subsidiary) Option Ex 2,000 12.75 25,500
2014-10-31 Clancy John P Jr (CEO) Option Ex 10,000 12.75 127,500
2014-10-31 Main Richard W (President) Option Ex 7,500 12.75 95,625
2014-08-07 King Mary Jane (Director) Buy 1,000 19.66 19,660
2014-07-29 Koutsos John A (Director) Buy 2,000 19.50 39,000
2014-07-25 Koutsos John A (Director) Buy 1,000 19.30 19,300
2014-03-10 Flynn Lucy A (Director) Sale 2,600 19.75 51,363
2014-03-06 Duncan George L (Chairman) Option Ex 13,000 16.50 214,500
2014-02-27 Bullock Brian H (EVP - Principal Subsidiary) Option Ex 3,000 16.50 49,500
2014-02-24 Szablak Chester J Jr (EVP - Principal Subsidiary) Option Ex 3,000 16.50 49,500
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Insider trading activities including stock purchases, stock sales, and option exercises of EBTC listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Enterprise Bancorp Inc /ma/ (symbol EBTC, CIK number 1018399) see the Securities and Exchange Commission (SEC) website.