Insider Trading activities of Northwestern Corp insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Northwestern Corp since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Northwestern Corp since year 2005. Table 2 shows the detailed insider transactions of Northwestern Corp since 2005. The reporting company's ticker symbol is NWE. The reporting company's CIK number is 73088.
The total value of stock buying since 2005 is $1,201,653.
The total value of stock sales since 2005 is $149,568,191.
The total value of stock option exercises since 2005 is $0.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Northwestern Corp (NWE).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2017-09 0 $0 3,626 $219,119 0 $0
2017-08 0 $0 245 $14,820 0 $0
2017-05 0 $0 10,684 $646,910 0 $0
2017-03 0 $0 13,975 $816,495 0 $0
2016-11 0 $0 3,011 $174,638 0 $0
2016-09 0 $0 3,011 $174,638 0 $0
2016-08 0 $0 9,320 $568,054 0 $0
2016-07 0 $0 2,650 $160,272 0 $0
2016-06 0 $0 10,300 $615,058 0 $0
2016-05 0 $0 43,435 $2,532,260 0 $0
2016-04 0 $0 3,200 $180,416 0 $0
2016-03 0 $0 11,969 $721,056 0 $0
2016-02 0 $0 4,300 $247,074 0 $0
2015-10 0 $0 0 $0 0 $0
2015-09 0 $0 0 $0 0 $0
2015-08 0 $0 19,989 $1,070,562 0 $0
2015-05 0 $0 2,433 $124,530 0 $0
2015-03 0 $0 5,730 $296,141 0 $0
2015-01 323 $18,303 0 $0 0 $0
2014-12 6,809 $364,612 0 $0 0 $0
2014-10 15 $679 0 $0 0 $0
2014-02 0 $0 1,100 $50,500 0 $0
2013-11 0 $0 11,000 $507,518 0 $0
2013-08 1,657 $69,924 0 $0 0 $0
2013-07 1,218 $48,465 0 $0 0 $0
2013-02 120 $4,698 0 $0 0 $0
2011-11 2,250 $77,157 0 $0 0 $0
2010-08 0 $0 500 $14,206 0 $0
2010-03 4,925 $130,024 0 $0 0 $0
2010-02 1,955 $49,950 0 $0 0 $0
2009-05 1,050 $22,463 4,000 $85,520 0 $0
2009-02 425 $10,089 500 $11,730 0 $0
2008-11 21,300 $403,890 0 $0 0 $0
2008-05 0 $0 3,000 $79,320 0 $0
2007-11 0 $0 3,500 $95,480 0 $0
2006-08 0 $0 1,500 $52,297 0 $0
2006-06 0 $0 10 $347 0 $0
2006-04 0 $0 5,000,010 $140,090,320 0 $0
2005-11 0 $0 604 $18,910 0 $0
2005-02 50 $1,399 0 $0 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of Northwestern Corp insiders (NWE)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2017-09-01 Rowe Robert C (President & CEO) Sale 3,626 60.43 219,119
2017-08-24 Horsfall Jan Robert Sale 245 60.49 14,820
2017-05-15 Rowe Robert C (President & CEO) Sale 7,252 60.89 441,574
2017-05-03 Hines John D (Vice President - Supply) Sale 3,432 59.83 205,336
2017-03-10 Heather H. Grahame (VP & General Counsel) Sale 3,975 58.31 231,782
2017-03-08 Pohl Curtis T (Vice President - Distribution) Sale 2,900 58.75 170,375
2017-03-07 Cashell Michael R (Vice President - Transmission) Sale 4,500 58.27 262,215
2017-03-06 Heather H. Grahame (VP & General Counsel) Sale 1,100 58.63 64,493
2017-03-03 Horsfall Jan Robert Sale 1,500 58.42 87,630
2016-11-28 Rowe Robert C (President & CEO) Sale 3,011 58.00 174,638
2016-09-19 Rowe Robert C (President & CEO) Sale 3,011 58.00 174,638
2016-08-02 Bird Brian B (VP, CFO & Treasurer) Sale 9,320 60.95 568,054
2016-07-27 Pohl Curtis T (Vice President - Distribution) Sale 2,650 60.48 160,272
2016-06-09 Heather H. Grahame (VP & General Counsel) Sale 3,300 60.55 199,818
2016-06-07 Rowe Robert C (President & CEO) Sale 7,000 59.32 415,240
2016-05-19 Peoples Denton Louis Sale 43,435 58.30 2,532,260
2016-04-26 Horsfall Jan Robert Sale 3,200 56.38 180,416
2016-03-14 Heather H. Grahame (VP & General Counsel) Sale 5,469 60.11 328,741
2016-03-14 Schroeppel Bobbi L (VP Cust. Care & Communications) Sale 2,000 59.56 119,120
2016-03-10 Rowe Robert C (President & CEO) Sale 4,500 60.71 273,195
2016-02-16 Schroeppel Bobbi L (VP Cust. Care & Communications) Sale 2,000 57.78 115,560
2016-02-16 Pohl Curtis T (Vice President - Distribution) Sale 2,300 57.18 131,514
2015-10-01 Hines John D (Vice President - Supply) Buy 0 53.83 0
2015-09-01 Hines John D (Vice President - Supply) Buy 0 51.64 0
2015-08-18 Schroeppel Bobbi L (VP Cust. Care & Communications) Sale 500 55.72 27,860
2015-08-07 Heather H. Grahame (VP & General Counsel) Sale 4,695 54.58 256,253
2015-08-04 Bird Brian B (VP, CFO & Treasurer) Sale 14,794 53.16 786,449
2015-05-12 Kliewer Kendall (VP & Controller) Sale 1,433 50.74 72,710
2015-05-05 Pohl Curtis T (Vice President - Distribution) Sale 1,000 51.82 51,820
2015-03-06 Rowe Robert C (President & CEO) Sale 4,230 51.68 218,606
2015-03-06 Pohl Curtis T (Vice President - Distribution) Sale 1,500 51.69 77,535
2015-01-02 Cashell Michael R (Vice President - Transmission) Buy 8 56.58 452
2015-01-02 Hines John D (Vice President - Supply) Buy 0 56.58 0
2015-01-02 Peoples Denton Louis Buy 32 56.58 1,810
2015-01-02 Johnson Julia L Buy 177 56.58 10,014
2015-01-02 Adik Stephen P Buy 106 56.86 6,027
2014-12-10 Heather H. Grahame (VP & General Counsel) Buy 6,800 53.55 364,133
2014-12-01 Cashell Michael R (Vice President - Transmission) Buy 9 53.23 479
2014-12-01 Hines John D (Vice President - Supply) Buy 0 53.23 0
2014-10-01 Cashell Michael R (Vice President - Transmission) Buy 11 45.36 498
2014-10-01 Hines John D (Vice President - Supply) Buy 4 45.36 181
2014-02-28 Schroeppel Bobbi L (VP Cust. Care & Communications) Sale 1,100 45.91 50,500
2013-11-06 Bird Brian B (VP, CFO & Treasurer) Sale 11,000 46.14 507,518
2013-08-01 Cashell Michael R (Vice President - Transmission) Buy 11 42.20 464
2013-08-01 Peoples Denton Louis Buy 87 42.20 3,671
2013-08-01 Johnson Julia L Buy 326 42.20 13,757
2013-08-01 Adik Stephen P Buy 142 42.20 5,992
2013-08-01 Draper E Linn Jr Buy 741 42.20 31,270
2013-08-01 Maslowe Philip L Buy 350 42.20 14,770
2013-07-01 Cashell Michael R (Vice President - Transmission) Buy 11 39.90 438
2013-07-01 Bradley Dorothy M. Buy 92 39.75 3,657
2013-07-01 Peoples Denton Louis Buy 30 39.90 1,197
2013-07-01 Johnson Julia L Buy 100 39.90 3,990
2013-07-01 Adik Stephen P Buy 100 39.90 3,990
2013-07-01 Draper E Linn Jr Buy 785 39.75 31,203
2013-07-01 Maslowe Philip L Buy 100 39.90 3,990
2013-02-28 Heather H. Grahame (VP & General Counsel) Buy 120 39.15 4,698
2011-11-30 Heather H. Grahame (VP & General Counsel) Buy 2,250 34.29 77,157
2010-08-16 Cramblit Miggie E (VP Gen Counsel & Corp Sec) Sale 500 28.41 14,206
2010-03-26 Rowe Robert C (President & CEO) Buy 925 26.20 24,235
2010-03-25 Rowe Robert C (President & CEO) Buy 1,000 26.25 26,250
2010-03-24 Rowe Robert C (President & CEO) Buy 3,000 26.51 79,539
2010-02-24 Rowe Robert C (President & CEO) Buy 1,955 25.55 49,950
2009-05-20 Kliewer Kendall (VP & Controller) Buy 500 21.10 10,550
2009-05-06 Rowe Robert C (President & CEO) Buy 550 21.66 11,913
2009-05-06 Fossel Jon S Sale 4,000 21.38 85,520
2009-02-17 Rowe Robert C (President & CEO) Buy 425 23.74 10,089
2009-02-17 Fossel Jon S Sale 500 23.46 11,730
2008-11-25 Rowe Robert C (President & CEO) Buy 1,300 19.01 24,710
2008-11-25 Adik Stephen P Buy 20,000 18.96 379,180
2008-05-30 Fossel Jon S Sale 3,000 26.44 79,320
2007-11-27 Fossel Jon S Sale 3,500 27.28 95,480
2006-08-11 Trandem Gregory G A (VP - Administrative Services) Sale 1,500 34.87 52,297
2006-06-01 Adik Stephen P Sale 10 34.71 347
2006-04-26 Luce Michael D (10% Owner) Sale 5,000,000 28.02 140,090,000
2006-04-25 Adik Stephen P Sale 10 32.09 320
2005-11-30 Kliewer Kendall (Controller) Sale 589 31.37 18,476
2005-11-03 Adik Stephen P Sale 15 28.99 434
2005-02-15 Adik Stephen P Buy 50 27.99 1,399

Insider trading activities including stock purchases, stock sales, and option exercises of NWE listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Northwestern Corp (symbol NWE, CIK number 73088) see the Securities and Exchange Commission (SEC) website.