Insider Trading activities of Nxstage Medical, Inc. insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Nxstage Medical, Inc. since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Nxstage Medical, Inc. since year 2005. Table 2 shows the detailed insider transactions of Nxstage Medical, Inc. since 2005. The reporting company's ticker symbol is NXTM. The reporting company's CIK number is 1333170.
The total value of stock buying since 2005 is $43,761,985.
The total value of stock sales since 2005 is $246,071,088.
The total value of stock option exercises since 2005 is $25,509,498.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Nxstage Medical, Inc. (NXTM).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2017-11 0 $0 3,500 $90,055 3,000 $33,090
2017-10 0 $0 8,530 $234,635 7,030 $89,711
2017-09 0 $0 8,800 $240,656 25,496 $340,970
2017-08 0 $0 39,800 $1,129,481 38,300 $547,275
2017-07 0 $0 8,800 $213,638 7,300 $93,505
2017-06 0 $0 11,050 $257,954 9,550 $135,332
2017-05 0 $0 5,550 $127,695 4,550 $65,062
2017-04 0 $0 29,197 $783,634 22,799 $357,007
2017-03 0 $0 34,413 $953,699 105,016 $622,525
2017-02 0 $0 122,767 $3,371,309 98,290 $1,513,556
2017-01 0 $0 113,903 $3,043,603 64,300 $722,215
2016-12 0 $0 23,800 $609,220 7,300 $93,505
2016-11 0 $0 64,418 $1,660,112 64,516 $889,317
2016-09 0 $0 3,000 $69,930 0 $0
2016-08 0 $0 0 $0 15,272 $228,927
2016-05 0 $0 2,557 $45,861 50,057 $919,477
2016-04 0 $0 7,000 $106,460 1,619 $16,125
2016-03 0 $0 6,380 $97,127 66,178 $9,960
2016-02 21,000 $304,017 5,991 $96,798 2,611 $18,226
2016-01 0 $0 15,065 $300,423 7,805 $93,542
2015-12 0 $0 23,350 $455,800 29,170 $188,691
2015-11 0 $0 126,348 $2,492,054 98,355 $927,587
2015-10 0 $0 27,339 $419,727 21,959 $56,455
2015-09 0 $0 28,339 $459,202 21,959 $56,455
2015-08 0 $0 47,358 $838,066 35,023 $99,974
2015-07 0 $0 4,839 $69,261 959 $6,890
2015-06 0 $0 27,339 $426,044 21,959 $56,455
2015-05 0 $0 25,000 $409,569 34,620 $242,695
2015-04 0 $0 23,950 $436,494 20,950 $47,933
2015-03 0 $0 24,218 $419,199 135,528 $460,246
2015-02 0 $0 2,000 $35,139 14,000 $194,320
2015-01 0 $0 5,016 $92,911 2,016 $7,474
2014-12 0 $0 97,113 $1,678,256 102,341 $1,284,067
2014-11 0 $0 126,777 $2,104,775 235,545 $3,270,796
2014-10 0 $0 61,472 $883,115 50,888 $237,747
2014-09 0 $0 12,131 $167,136 2,550 $11,467
2014-08 0 $0 12,393 $169,932 3,550 $20,650
2014-07 0 $0 7,121 $96,031 301,396 $1,360,063
2014-06 0 $0 34,521 $484,882 19,178 $136,292
2014-05 0 $0 19,507 $254,099 12,664 $56,949
2014-03 10,150 $149,408 0 $0 55,228 $47,320
2014-01 0 $0 0 $0 14,000 $47,320
2013-12 0 $0 0 $0 65,959 $320,291
2013-11 0 $0 0 $0 23,868 $130,557
2013-10 0 $0 140,100 $1,961,400 140,100 $1,249,691
2013-09 0 $0 1,427 $17,688 0 $0
2013-08 0 $0 1,172 $15,153 0 $0
2013-07 0 $0 7,000 $100,380 5,000 $21,600
2013-06 0 $0 15,427 $211,718 5,000 $21,600
2013-05 0 $0 15,724 $199,144 5,724 $12,077
2013-03 0 $0 427 $4,688 86,087 $226,380
2013-01 0 $0 37,332 $419,848 7,239 $24,554
2012-12 0 $0 350,715 $3,958,279 123,609 $172,871
2012-11 0 $0 415,242 $4,814,499 0 $0
2012-10 0 $0 221,131 $2,565,212 1,250 $0
2012-09 0 $0 3,000 $38,868 37,842 $323,549
2012-08 0 $0 8,000 $115,865 4,000 $17,280
2012-07 0 $0 43,479 $687,926 28,066 $185,232
2012-06 0 $0 47,750 $765,217 27,500 $212,610
2012-05 0 $0 67,634 $1,064,448 88,258 $792,789
2012-04 0 $0 107,967 $1,991,370 45,908 $275,618
2012-03 0 $0 145,913 $2,787,831 72,414 $393,875
2012-02 0 $0 51,963 $1,068,974 30,713 $215,697
2012-01 0 $0 23,651 $411,465 12,901 $56,047
2011-12 0 $0 36,596 $682,542 129,234 $119,189
2011-11 0 $0 43,450 $900,220 23,596 $79,901
2011-10 0 $0 58,007 $1,264,127 38,844 $182,692
2011-09 0 $0 190,935 $3,544,777 53,537 $238,654
2011-08 0 $0 181,866 $3,374,675 26,846 $125,346
2011-07 0 $0 67,911 $1,388,243 49,748 $167,009
2011-06 0 $0 551,365 $10,959,451 31,596 $136,471
2011-05 0 $0 82,611 $1,737,425 102,596 $772,900
2011-04 0 $0 90,289 $2,084,394 47,596 $176,380
2011-03 0 $0 77,792 $1,572,822 134,573 $346,100
2011-02 0 $0 74,096 $1,645,866 39,096 $163,285
2011-01 0 $0 68,596 $1,753,626 28,596 $121,811
2010-12 0 $0 302,752 $6,989,989 113,738 $531,722
2010-11 0 $0 317,169 $6,692,873 255,320 $821,280
2010-10 0 $0 1,159,435 $24,250,734 106,435 $397,429
2010-09 0 $0 983,767 $16,659,925 15,000 $157,410
2010-08 0 $0 3,345,991 $54,707,345 18,000 $195,180
2010-07 0 $0 2,283,099 $37,725,069 27,000 $308,490
2010-06 0 $0 25,107 $347,515 3,000 $6,330
2010-05 0 $0 851,140 $11,186,923 3,000 $6,330
2010-03 0 $0 161,294 $1,654,957 128,660 $179,387
2009-12 0 $0 363,162 $2,770,507 0 $0
2009-10 0 $0 11,602 $78,139 0 $0
2009-09 0 $0 332,928 $2,267,533 0 $0
2009-06 0 $0 27,078 $161,384 0 $0
2008-12 0 $0 0 $0 14,146 $4,809
2008-08 1,194,922 $5,188,958 32,170 $121,670 32,170 $11,902
2008-05 5,555,556 $25,000,002 0 $0 0 $0
2006-06 700,000 $6,125,000 54,711 $449,997 0 $0
2006-05 0 $0 6,795 $74,405 0 $0
2005-10 699,460 $6,994,600 0 $0 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of Nxstage Medical, Inc. insiders (NXTM)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2017-11-15 Swan Winifred L (SVP and General Counsel) Sale 3,500 25.73 90,055
2017-11-15 Swan Winifred L (SVP and General Counsel) Option Ex 3,000 11.03 33,090
2017-10-20 Swan Winifred L (SVP and General Counsel) Sale 3,500 27.50 96,250
2017-10-20 Swan Winifred L (SVP and General Counsel) Option Ex 3,000 11.03 33,090
2017-10-20 Towse Matthew W (SVP and Chief Financial Office) Sale 4,030 27.50 110,825
2017-10-20 Towse Matthew W (SVP and Chief Financial Office) Option Ex 4,030 14.05 56,621
2017-10-04 Turk Joseph E Jr (President) Sale 1,000 27.56 27,560
2017-09-20 Swan Winifred L (SVP and General Counsel) Sale 3,500 27.27 95,445
2017-09-20 Swan Winifred L (SVP and General Counsel) Option Ex 3,000 11.03 33,090
2017-09-20 Towse Matthew W (SVP and Chief Financial Office) Sale 4,300 27.27 117,261
2017-09-20 Towse Matthew W (SVP and Chief Financial Office) Option Ex 4,300 14.05 60,415
2017-09-12 Mixer Jean K Option Ex 18,196 13.60 247,465
2017-09-05 Turk Joseph E Jr (President) Sale 1,000 27.95 27,950
2017-08-21 Towse Matthew W (SVP and Chief Financial Office) Sale 4,300 29.22 125,646
2017-08-21 Towse Matthew W (SVP and Chief Financial Office) Option Ex 4,300 14.05 60,415
2017-08-15 Swan Winifred L (SVP and General Counsel) Sale 3,500 29.21 102,235
2017-08-15 Swan Winifred L (SVP and General Counsel) Option Ex 3,000 11.03 33,090
2017-08-10 Turk Joseph E Jr (President) Sale 1,000 29.26 29,260
2017-08-07 Turk Joseph E Jr (President) Sale 24,000 29.64 711,480
2017-08-07 Turk Joseph E Jr (President) Option Ex 24,000 15.69 376,560
2017-08-03 Turk Joseph E Jr (President) Sale 7,000 22.98 160,860
2017-08-03 Turk Joseph E Jr (President) Option Ex 7,000 11.03 77,210
2017-07-20 Swan Winifred L (SVP and General Counsel) Sale 3,500 24.16 84,560
2017-07-20 Swan Winifred L (SVP and General Counsel) Option Ex 3,000 11.03 33,090
2017-07-20 Towse Matthew W (SVP and Chief Financial Office) Sale 4,300 24.16 103,888
2017-07-20 Towse Matthew W (SVP and Chief Financial Office) Option Ex 4,300 14.05 60,415
2017-07-05 Turk Joseph E Jr (President) Sale 1,000 25.19 25,190
2017-06-20 Towse Matthew W (SVP and Chief Financial Office) Sale 4,300 23.29 100,147
2017-06-20 Towse Matthew W (SVP and Chief Financial Office) Option Ex 4,300 14.05 60,415
2017-06-15 Swan Winifred L (SVP and General Counsel) Sale 3,500 23.14 80,990
2017-06-15 Swan Winifred L (SVP and General Counsel) Option Ex 3,000 11.03 33,090
2017-06-14 Turk Joseph E Jr (President) Sale 1,000 23.74 23,740
2017-06-08 Turk Joseph E Jr (President) Sale 2,250 23.59 53,077
2017-06-08 Turk Joseph E Jr (President) Option Ex 2,250 18.59 41,827
2017-05-22 Towse Matthew W (SVP and Chief Financial Office) Sale 4,300 21.36 91,848
2017-05-22 Towse Matthew W (SVP and Chief Financial Office) Option Ex 4,300 14.05 60,415
2017-05-10 Turk Joseph E Jr (President) Sale 250 23.59 5,897
2017-05-10 Turk Joseph E Jr (President) Option Ex 250 18.59 4,647
2017-05-03 Turk Joseph E Jr (President) Sale 1,000 29.95 29,950
2017-04-20 Donigan Heyward R Option Ex 3,582 21.73 77,836
2017-04-20 Burbank Jeffrey H (Chief Executive Officer) Sale 3,000 27.28 81,840
2017-04-20 Swan Winifred L (SVP and General Counsel) Sale 3,500 27.28 95,480
2017-04-20 Swan Winifred L (SVP and General Counsel) Option Ex 3,000 11.03 33,090
2017-04-20 Towse Matthew W (SVP and Chief Financial Office) Sale 4,300 27.28 117,304
2017-04-20 Towse Matthew W (SVP and Chief Financial Office) Option Ex 4,300 14.05 60,415
2017-04-19 Burbank Jeffrey H (Chief Executive Officer) Sale 3,000 26.65 79,950
2017-04-13 Turk Joseph E Jr (President) Sale 1,000 26.10 26,100
2017-04-03 Brown Robert S. (President, NxStage Kidney Care) Sale 14,397 26.60 382,960
2017-04-03 Brown Robert S. (President, NxStage Kidney Care) Option Ex 11,917 15.58 185,666
2017-03-22 Burbank Jeffrey H (Chief Executive Officer) Sale 3,000 27.42 82,260
2017-03-21 Burbank Jeffrey H (Chief Executive Officer) Sale 3,000 27.72 83,160
2017-03-20 Swan Winifred L (SVP and General Counsel) Sale 15,723 27.66 434,898
2017-03-20 Swan Winifred L (SVP and General Counsel) Option Ex 15,223 18.59 282,995
2017-03-20 Towse Matthew W (SVP and Chief Financial Office) Sale 4,300 27.66 118,938
2017-03-20 Towse Matthew W (SVP and Chief Financial Office) Option Ex 4,300 14.05 60,415
2017-03-16 Moore Craig W Sale 1,000 27.93 27,930
2017-03-10 Reid Perper Option Ex 15,272 14.99 228,927
2017-03-08 Turk Joseph E Jr (President) Sale 1,000 27.53 27,530
2017-03-06 Brown Robert S. (President, NxStage Kidney Care) Sale 6,390 28.01 178,983
2017-03-03 Brown Robert S. (President, NxStage Kidney Care) Option Ex 9,747 .00 0
2017-03-03 Burbank Jeffrey H (Chief Executive Officer) Option Ex 28,022 .00 0
2017-03-03 Swan Winifred L (SVP and General Counsel) Option Ex 7,919 .00 0
2017-03-03 Turk Joseph E Jr (President) Option Ex 9,747 .00 0
2017-03-03 Towse Matthew W (SVP and Chief Financial Office) Option Ex 9,747 .00 0
2017-03-01 Turk Joseph E Jr (President) Option Ex 5,039 9.96 50,188
2017-02-23 Burbank Jeffrey H (Chief Executive Officer) Sale 7,500 28.97 217,275
2017-02-22 Burbank Jeffrey H (Chief Executive Officer) Sale 7,500 29.01 217,575
2017-02-21 Towse Matthew W (SVP and Chief Financial Office) Sale 4,300 29.26 125,818
2017-02-21 Towse Matthew W (SVP and Chief Financial Office) Option Ex 4,300 14.05 60,415
2017-02-17 Turk Joseph E Jr (President) Sale 6,000 29.66 177,960
2017-02-17 Turk Joseph E Jr (President) Option Ex 6,000 14.66 87,960
2017-02-15 Swan Winifred L (SVP and General Counsel) Sale 16,049 28.01 449,532
2017-02-15 Swan Winifred L (SVP and General Counsel) Option Ex 15,549 18.48 287,345
2017-02-14 Brown Robert S. (President, NxStage Kidney Care) Sale 2,448 28.28 69,229
2017-02-10 Turk Joseph E Jr (President) Sale 2,500 28.59 71,475
2017-02-10 Turk Joseph E Jr (President) Option Ex 2,500 18.59 46,475
2017-02-09 Turk Joseph E Jr (President) Sale 1,000 27.77 27,770
2017-02-08 Brown Robert S. (President, NxStage Kidney Care) Sale 3,054 27.61 84,320
2017-02-07 Brown Robert S. (President, NxStage Kidney Care) Sale 3,117 27.54 85,842
2017-02-06 Brown Robert S. (President, NxStage Kidney Care) Sale 3,283 27.29 89,593
2017-02-03 Brown Robert S. (President, NxStage Kidney Care) Sale 13,000 26.77 348,010
2017-02-03 Brown Robert S. (President, NxStage Kidney Care) Option Ex 13,000 14.66 190,580
2017-02-02 Brown Robert S. (President, NxStage Kidney Care) Sale 17,745 26.72 474,146
2017-02-02 Brown Robert S. (President, NxStage Kidney Care) Option Ex 13,000 14.66 190,580
2017-02-02 Turk Joseph E Jr (President) Sale 15,669 26.19 410,371
2017-02-02 Turk Joseph E Jr (President) Option Ex 15,669 14.72 230,694
2017-02-01 Brown Robert S. (President, NxStage Kidney Care) Sale 19,602 26.65 522,393
2017-02-01 Brown Robert S. (President, NxStage Kidney Care) Option Ex 13,000 14.66 190,580
2017-02-01 Moore Craig W Option Ex 15,272 14.99 228,927
2017-01-26 Brown Robert S. (President, NxStage Kidney Care) Sale 7,000 26.25 183,750
2017-01-26 Brown Robert S. (President, NxStage Kidney Care) Option Ex 7,000 11.03 77,210
2017-01-25 Brown Robert S. (President, NxStage Kidney Care) Sale 20,000 26.13 522,600
2017-01-25 Brown Robert S. (President, NxStage Kidney Care) Option Ex 20,000 11.03 220,600
2017-01-24 Brown Robert S. (President, NxStage Kidney Care) Sale 15,000 25.86 387,900
2017-01-24 Brown Robert S. (President, NxStage Kidney Care) Option Ex 15,000 11.03 165,450
2017-01-23 Brown Robert S. (President, NxStage Kidney Care) Sale 15,000 25.74 386,100
2017-01-23 Brown Robert S. (President, NxStage Kidney Care) Option Ex 15,000 11.03 165,450
2017-01-20 Swan Winifred L (SVP and General Counsel) Sale 3,500 26.19 91,665
2017-01-20 Swan Winifred L (SVP and General Counsel) Option Ex 3,000 11.03 33,090
2017-01-20 Towse Matthew W (SVP and Chief Financial Office) Sale 4,300 26.19 112,617
2017-01-20 Towse Matthew W (SVP and Chief Financial Office) Option Ex 4,300 14.05 60,415
2017-01-19 Brown Robert S. (President, NxStage Kidney Care) Sale 6,615 27.57 182,375
2017-01-18 Brown Robert S. (President, NxStage Kidney Care) Sale 8,183 27.58 225,687
2017-01-18 Burbank Jeffrey H (Chief Executive Officer) Sale 7,500 27.63 207,225
2017-01-17 Brown Robert S. (President, NxStage Kidney Care) Sale 10,805 27.72 299,514
2017-01-17 Burbank Jeffrey H (Chief Executive Officer) Sale 7,500 27.52 206,400
2017-01-13 Turk Joseph E Jr (President) Sale 7,500 28.00 210,000
2017-01-11 Turk Joseph E Jr (President) Sale 1,000 27.77 27,770
2016-12-20 Towse Matthew W (SVP and Chief Financial Office) Sale 4,300 25.55 109,865
2016-12-20 Towse Matthew W (SVP and Chief Financial Office) Option Ex 4,300 14.05 60,415
2016-12-15 Swan Winifred L (SVP and General Counsel) Sale 3,500 25.91 90,685
2016-12-15 Swan Winifred L (SVP and General Counsel) Option Ex 3,000 11.03 33,090
2016-12-14 Burbank Jeffrey H (Chief Executive Officer) Sale 7,500 25.68 192,600
2016-12-13 Burbank Jeffrey H (Chief Executive Officer) Sale 7,500 25.42 190,650
2016-12-13 Turk Joseph E Jr (President) Sale 1,000 25.42 25,420
2016-11-28 Turk Joseph E Jr (President) Sale 2,669 26.48 70,675
2016-11-28 Turk Joseph E Jr (President) Option Ex 2,669 18.48 49,323
2016-11-25 Turk Joseph E Jr (President) Sale 9,500 25.73 244,482
2016-11-25 Turk Joseph E Jr (President) Option Ex 9,500 14.81 140,695
2016-11-23 Burbank Jeffrey H (Chief Executive Officer) Sale 7,500 24.01 180,075
2016-11-22 Burbank Jeffrey H (Chief Executive Officer) Sale 7,500 25.51 191,325
2016-11-22 Swan Winifred L (SVP and General Counsel) Sale 3,000 25.51 76,530
2016-11-22 Swan Winifred L (SVP and General Counsel) Option Ex 3,000 11.03 33,090
2016-11-21 Giannini Daniel A Sale 6,449 25.96 167,416
2016-11-21 Towse Matthew W (SVP and Chief Financial Office) Sale 4,300 26.23 112,789
2016-11-21 Towse Matthew W (SVP and Chief Financial Office) Option Ex 4,300 14.05 60,415
2016-11-17 Turk Joseph E Jr (President) Sale 1,000 25.97 25,970
2016-11-16 Turk Joseph E Jr (President) Sale 22,500 26.26 590,850
2016-11-14 Mixer Jean K Option Ex 11,579 11.00 127,369
2016-11-02 Lewis Earl R Option Ex 33,468 14.29 478,425
2016-09-14 Moore Craig W Sale 1,500 23.60 35,400
2016-09-12 Moore Craig W Sale 1,500 23.02 34,530
2016-08-04 Giannini Daniel A Option Ex 15,272 14.99 228,927
2016-05-25 Giannini Daniel A Option Ex 14,000 18.55 259,700
2016-05-25 Lewis Earl R Option Ex 14,000 18.55 259,700
2016-05-25 Moore Craig W Option Ex 14,000 18.55 259,700
2016-05-25 Reid Perper Option Ex 7,000 18.55 129,850
2016-05-12 Turk Joseph E Jr (President) Sale 1,500 17.89 26,835
2016-05-10 Turk Joseph E Jr (President) Sale 1,057 18.00 19,026
2016-05-10 Turk Joseph E Jr (President) Option Ex 1,057 9.96 10,527
2016-04-21 Turk Joseph E Jr (President) Sale 2,000 15.73 31,460
2016-04-14 Swan Winifred L (SVP and General Counsel) Sale 2,500 14.95 37,375
2016-04-14 Swan Winifred L (SVP and General Counsel) Option Ex 619 9.96 6,165
2016-04-05 Turk Joseph E Jr (President) Sale 2,500 15.05 37,625
2016-04-05 Turk Joseph E Jr (President) Option Ex 1,000 9.96 9,960
2016-03-22 Turk Joseph E Jr (President) Sale 2,000 14.34 28,680
2016-03-14 Swan Winifred L (SVP and General Counsel) Sale 1,880 15.69 29,497
2016-03-10 Turk Joseph E Jr (President) Sale 2,500 15.58 38,950
2016-03-10 Turk Joseph E Jr (President) Option Ex 1,000 9.96 9,960
2016-03-03 Brown Robert S. (President, NxStage Kidney Care) Option Ex 9,746 .00 0

Insider trading activities including stock purchases, stock sales, and option exercises of NXTM listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Nxstage Medical, Inc. (symbol NXTM, CIK number 1333170) see the Securities and Exchange Commission (SEC) website.