Insider Trading activities of International Business Machines Corp insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of International Business Machines Corp since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of International Business Machines Corp since year 2005. Table 2 shows the detailed insider transactions of International Business Machines Corp since 2005. The reporting company's ticker symbol is IBM. The reporting company's CIK number is 51143.
The total value of stock buying since 2005 is $862,149.
The total value of stock sales since 2005 is $1,337,798,969.
The total value of stock option exercises since 2005 is $480,728,511.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for International Business Machines Corp (IBM).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2017-06 0 $0 0 $0 28,507 $0
2017-05 1,718 $263,180 0 $0 0 $0
2017-04 0 $0 0 $0 5,556 $0
2017-02 0 $0 5,559 $995,579 51,552 $127,163
2016-11 0 $0 23,823 $3,778,609 7,866 $808,624
2016-10 1,300 $194,902 3,804 $578,211 0 $0
2016-08 0 $0 37,729 $6,076,421 9,682 $995,309
2016-06 0 $0 0 $0 3,151 $0
2016-05 0 $0 6,076 $891,602 0 $0
2016-04 0 $0 3,900 $572,648 5,556 $0
2016-02 0 $0 16,502 $2,094,695 28,083 $2,501,564
2015-12 0 $0 0 $0 35,885 $0
2015-11 0 $0 41,400 $5,621,831 0 $0
2015-10 0 $0 18,500 $2,654,454 0 $0
2015-08 0 $0 23,550 $3,567,114 0 $0
2015-07 0 $0 3,000 $484,917 2,732 $253,474
2015-06 0 $0 0 $0 3,841 $0
2015-05 0 $0 16,028 $2,780,390 0 $0
2015-04 0 $0 0 $0 11,111 $0
2015-02 0 $0 17,836 $2,876,801 12,495 $1,025,919
2015-01 0 $0 6,252 $990,435 8,197 $0
2014-12 0 $0 0 $0 65,790 $0
2014-08 0 $0 77,866 $14,840,270 64,353 $6,010,982
2014-07 0 $0 22,818 $4,451,330 4,000 $330,800
2014-06 0 $0 0 $0 9,377 $0
2014-05 0 $0 47,605 $9,174,081 21,972 $2,226,422
2014-04 0 $0 6,000 $1,172,214 0 $0
2014-02 0 $0 63,926 $11,505,876 20,000 $1,723,520
2014-01 0 $0 0 $0 0 $0
2013-12 0 $0 0 $0 12,501 $0
2013-11 0 $0 156,545 $28,887,039 91,140 $9,541,443
2013-10 0 $0 0 $0 16,667 $0
2013-08 1,000 $182,800 0 $0 0 $0
2013-06 0 $0 0 $0 2,665 $0
2013-05 0 $0 32,220 $6,690,126 5,885 $596,327
2013-02 0 $0 146,634 $29,499,933 8,000 $682,800
2013-01 0 $0 113,920 $23,323,805 46,537 $4,713,600
2012-12 0 $0 0 $0 84,073 $0
2012-11 0 $0 76,593 $14,678,872 39,946 $3,719,321
2012-10 0 $0 11,512 $2,245,887 0 $0
2012-09 0 $0 0 $0 123,791 $0
2012-08 0 $0 161,364 $31,984,613 99,612 $7,775,997
2012-06 0 $0 0 $0 695 $0
2012-05 1,108 $221,267 13,512 $2,810,741 16,755 $0
2012-04 0 $0 1,500 $304,440 0 $0
2012-02 0 $0 674,776 $129,912,428 291,228 $28,347,118
2012-01 0 $0 11,163 $2,106,859 0 $0
2011-12 0 $0 0 $0 43,596 $0
2011-11 0 $0 53,595 $9,956,776 28,202 $2,988,283
2011-10 0 $0 64,645 $11,959,857 56,508 $5,417,512
2011-08 0 $0 8,511 $1,489,076 8,511 $830,588
2011-07 0 $0 369,295 $68,156,815 184,465 $17,837,061
2011-06 0 $0 0 $0 491 $0
2011-05 0 $0 7,425 $1,266,858 47,459 $0
2011-04 0 $0 144,011 $24,507,076 63,736 $6,361,044
2011-03 0 $0 0 $0 44,119 $0
2011-02 0 $0 277,597 $45,552,237 167,323 $16,853,923
2011-01 0 $0 116,133 $18,034,346 62,127 $5,166,926
2010-11 0 $0 449,562 $64,911,606 258,462 $25,358,846
2010-10 0 $0 474,422 $67,458,684 322,807 $26,154,220
2010-08 0 $0 116,339 $15,156,348 31,540 $2,931,115
2010-07 0 $0 48,090 $6,161,994 26,171 $2,638,692
2010-06 0 $0 0 $0 278 $0
2010-05 0 $0 605,179 $78,396,461 416,657 $35,348,281
2010-04 0 $0 45,638 $5,912,423 24,000 $2,849,640
2010-03 0 $0 0 $0 8,824 $0
2010-02 0 $0 192,322 $23,714,163 98,162 $8,498,607
2010-01 0 $0 11,820 $1,503,929 0 $0
2009-12 0 $0 0 $0 11,628 $0
2009-11 0 $0 254,205 $31,448,724 176,309 $16,869,712
2009-10 0 $0 84,269 $10,174,315 64,500 $4,887,060
2009-09 0 $0 0 $0 5,000 $0
2009-08 0 $0 329,882 $39,174,866 199,552 $19,225,163
2009-07 0 $0 20,043 $2,370,936 19,660 $1,854,051
2009-05 0 $0 62,305 $6,451,838 123,728 $1,285,629
2009-04 0 $0 40,156 $4,208,830 8,000 $828,880
2009-03 0 $0 0 $0 11,766 $0
2009-02 0 $0 6,000 $540,000 0 $0
2009-01 0 $0 70,530 $6,531,934 37,600 $3,344,708
2008-08 0 $0 1,018,365 $126,924,067 735,057 $64,235,121
2008-07 0 $0 497,611 $63,993,441 275,614 $25,568,340
2008-05 0 $0 395,075 $49,232,719 347,565 $20,416,580
2008-04 0 $0 403,054 $49,511,308 187,515 $17,867,870
2008-03 0 $0 0 $0 11,766 $0
2008-02 0 $0 7,833 $867,855 27,241 $232,880
2008-01 0 $0 61,136 $6,286,785 46,695 $1,807,721
2007-11 0 $0 103,446 $10,783,918 140,401 $7,182,212
2007-10 0 $0 0 $0 1,000 $58,220
2007-08 0 $0 108,018 $12,251,035 97,032 $7,317,859
2007-07 0 $0 131,246 $15,221,649 98,491 $7,984,393
2007-06 0 $0 0 $0 89,623 $0
2007-05 0 $0 144,106 $14,801,676 187,573 $6,941,350
2007-04 0 $0 70,874 $7,118,928 46,420 $2,752,848
2007-03 0 $0 0 $0 21,205 $0
2007-02 0 $0 112,323 $11,112,352 125,258 $4,703,218
2007-01 0 $0 144,000 $14,247,280 145,000 $7,451,565
2006-11 0 $0 146,883 $13,511,252 126,979 $4,999,562
2006-10 0 $0 153,642 $13,941,697 140,869 $7,374,376
2006-08 0 $0 203,228 $16,252,641 203,228 $7,328,808
2006-07 0 $0 6,459 $489,243 3,000 $120,375
2006-05 0 $0 122,502 $10,049,064 142,502 $5,332,800
2006-04 0 $0 6,000 $500,900 7,000 $202,215
2006-02 0 $0 25,087 $2,035,139 119,708 $663,534
2006-01 0 $0 36,780 $3,021,279 37,780 $1,276,340
2005-11 0 $0 19,553 $1,740,428 0 $0
2005-08 0 $0 16,000 $1,312,000 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of International Business Machines Corp insiders (IBM)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2017-06-09 Browdy Michelle H (Senior Vice President) Option Ex 382 .00 0
2017-06-08 Del Bene Robert F (VP, Controller) Option Ex 880 .00 0
2017-06-08 Browdy Michelle H (Senior Vice President) Option Ex 1,991 .00 0
2017-06-08 Keverian Kenneth M (Senior Vice President) Option Ex 1,991 .00 0
2017-06-08 Schroeter Martin J (Sr. VP and CFO) Option Ex 3,017 .00 0
2017-06-08 Gherson Diane J (Senior Vice President) Option Ex 1,931 .00 0
2017-06-08 Clementi Erich (Senior Vice President) Option Ex 3,319 .00 0
2017-06-08 Kavanaugh James J (Senior Vice President) Option Ex 2,112 .00 0
2017-06-08 Rometty Virginia M (Chairman, Pres. and CEO) Option Ex 8,026 .00 0
2017-06-08 Kelly John E Iii (Senior Vice President) Option Ex 3,319 .00 0
2017-06-07 Del Bene Robert F (VP, Controller) Option Ex 506 .00 0
2017-06-07 Browdy Michelle H (Senior Vice President) Option Ex 344 .00 0
2017-06-01 Del Bene Robert F (VP, Controller) Option Ex 689 .00 0
2017-05-16 Owens James W Buy 1,718 153.19 263,180
2017-04-01 Keverian Kenneth M (Senior Vice President) Option Ex 5,556 .00 0
2017-02-13 Gherson Diane J (Senior Vice President) Sale 5,000 179.18 895,905
2017-02-07 Kavanaugh James J (Senior Vice President) Sale 559 178.31 99,674
2017-02-07 Kavanaugh James J (Senior Vice President) Option Ex 559 102.80 57,465
2017-02-02 Schroeter Martin J (Sr. VP and CFO) Option Ex 25,157 .00 0
2017-02-02 Gherson Diane J (Senior Vice President) Option Ex 12,579 .00 0
2017-02-02 Clementi Erich (Senior Vice President) Option Ex 12,579 .00 0
2017-02-01 Schroeter Martin J (Sr. VP and CFO) Option Ex 678 102.80 69,698
2016-11-22 Van Kralingen Bridget A (Senior Vice President) Sale 2,107 162.44 342,261
2016-11-15 Iwata Jon C (Senior Vice President) Sale 19,866 158.66 3,151,840
2016-11-15 Iwata Jon C (Senior Vice President) Option Ex 7,866 102.80 808,624
2016-11-08 Van Kralingen Bridget A (Senior Vice President) Sale 850 155.53 132,200
2016-11-03 Rhodin Michael D. (Senior Vice President) Sale 1,000 152.31 152,308
2016-10-27 Kelly John E Iii (Senior Vice President) Sale 2,809 152.28 427,757
2016-10-25 Van Kralingen Bridget A (Senior Vice President) Sale 665 150.79 100,278
2016-10-25 Farr David N Buy 1,300 149.93 194,902
2016-10-20 Van Kralingen Bridget A (Senior Vice President) Sale 330 152.05 50,176
2016-08-31 Picciano Robert J (Senior Vice President) Sale 1,922 159.16 305,895
2016-08-25 Van Kralingen Bridget A (Senior Vice President) Sale 629 159.40 100,260
2016-08-25 Clementi Erich (Senior Vice President) Sale 2,984 159.00 474,458
2016-08-25 Clementi Erich (Senior Vice President) Option Ex 2,984 102.80 306,755
2016-08-23 Jetter Martin (Senior Vice President) Sale 3,788 160.47 607,875
2016-08-23 Clementi Erich (Senior Vice President) Sale 6,000 160.28 961,704
2016-08-09 Leblanc Robert J. (Senior Vice President) Sale 15,708 162.25 2,548,575
2016-08-02 Kelly John E Iii (Senior Vice President) Sale 6,698 160.89 1,077,654
2016-08-02 Kelly John E Iii (Senior Vice President) Option Ex 6,698 102.80 688,554
2016-06-09 Sutula Stanley J Iii (VP, Controller) Option Ex 382 .00 0
2016-06-09 Browdy Michelle H (Senior Vice President) Option Ex 382 .00 0
2016-06-09 Jetter Martin (Senior Vice President) Option Ex 111 .00 0
2016-06-08 Sutula Stanley J Iii (VP, Controller) Option Ex 616 .00 0
2016-06-08 Browdy Michelle H (Senior Vice President) Option Ex 361 .00 0
2016-06-08 Jetter Martin (Senior Vice President) Option Ex 200 .00 0
2016-06-08 Gherson Diane J (Senior Vice President) Option Ex 471 .00 0
2016-06-07 Sutula Stanley J Iii (VP, Controller) Option Ex 221 .00 0
2016-06-07 Browdy Michelle H (Senior Vice President) Option Ex 342 .00 0
2016-06-07 Jetter Martin (Senior Vice President) Option Ex 65 .00 0
2016-05-06 Gherson Diane J (Senior Vice President) Sale 2,986 147.00 438,942
2016-05-05 Picciano Robert J (Senior Vice President) Sale 3,090 146.49 452,660
2016-04-20 Di Leo Allen Bruno V (Senior Vice President) Sale 3,900 146.83 572,648
2016-04-01 Keverian Kenneth M (Senior Vice President) Option Ex 5,556 .00 0
2016-02-18 Clementi Erich (Senior Vice President) Sale 2,627 133.33 350,250
2016-02-18 Clementi Erich (Senior Vice President) Option Ex 2,627 82.76 217,410
2016-02-09 Spero Joan E Sale 4,000 125.12 500,472
2016-02-09 Spero Joan E Option Ex 4,000 82.70 330,800
2016-02-05 Rometty Virginia M (Chairman, Pres. and CEO) Sale 9,875 125.97 1,243,973
2016-02-05 Rometty Virginia M (Chairman, Pres. and CEO) Option Ex 21,456 91.04 1,953,354
2015-12-31 Mills Steven A (Executive Vice President) Option Ex 22,278 .00 0
2015-12-22 Krishna Arvind (Senior Vice President) Option Ex 4,000 .00 0
2015-12-22 Browdy Michelle H (Senior Vice President) Option Ex 1,600 .00 0
2015-12-22 Schroeter Martin J (Sr. VP and CFO) Option Ex 8,000 .00 0
2015-12-01 Picciano Robert J (Senior Vice President) Option Ex 7 .00 0
2015-11-23 Mills Steven A (Executive Vice President) Sale 10,000 138.28 1,382,790
2015-11-19 Clementi Erich (Senior Vice President) Sale 16,400 137.30 2,251,736
2015-11-16 Rosamilia Thomas W (Senior Vice President) Sale 15,000 132.49 1,987,305
2015-10-22 Di Leo Allen Bruno V (Senior Vice President) Sale 18,500 143.48 2,654,454
2015-08-31 Rosamilia Thomas W (Senior Vice President) Sale 2,700 147.38 397,926
2015-08-26 Van Kralingen Bridget A (Senior Vice President) Sale 2,850 145.18 413,748
2015-08-24 Van Kralingen Bridget A (Senior Vice President) Sale 6,000 145.50 873,000
2015-08-17 Van Kralingen Bridget A (Senior Vice President) Sale 6,000 156.50 939,000
2015-08-10 Van Kralingen Bridget A (Senior Vice President) Sale 6,000 157.24 943,440
2015-07-31 Rhodin Michael D. (Senior Vice President) Sale 3,000 161.64 484,917
2015-07-24 Arnold Colleen F. (Senior Vice President) Option Ex 2,732 92.78 253,474
2015-06-09 Sutula Stanley J Iii (VP, Controller) Option Ex 382 .00 0
2015-06-09 Browdy Michelle H (Senior Vice President) Option Ex 382 .00 0
2015-06-09 Jetter Martin (Senior Vice President) Option Ex 111 .00 0
2015-06-08 Sutula Stanley J Iii (VP, Controller) Option Ex 445 .00 0
2015-06-08 Browdy Michelle H (Senior Vice President) Option Ex 686 .00 0
2015-06-08 Jetter Martin (Senior Vice President) Option Ex 167 .00 0
2015-06-08 Gherson Diane J (Senior Vice President) Option Ex 1,040 .00 0
2015-06-07 Sutula Stanley J Iii (VP, Controller) Option Ex 221 .00 0
2015-06-07 Browdy Michelle H (Senior Vice President) Option Ex 342 .00 0
2015-06-07 Jetter Martin (Senior Vice President) Option Ex 65 .00 0
2015-05-13 Clementi Erich (Senior Vice President) Sale 5,400 172.56 931,829
2015-05-07 Di Leo Allen Bruno V (Senior Vice President) Sale 5,000 171.66 858,315
2015-05-04 Arnold Colleen F. (Senior Vice President) Sale 5,628 175.95 990,246
2015-04-01 Keverian Kenneth M (Senior Vice President) Option Ex 11,111 .00 0
2015-02-25 Rhodin Michael D. (Senior Vice President) Sale 2,600 163.01 423,831
2015-02-24 Van Kralingen Bridget A (Senior Vice President) Sale 4,375 163.00 713,125
2015-02-24 Spero Joan E (Director) Sale 4,000 164.41 657,656
2015-02-24 Spero Joan E (Director) Option Ex 4,000 76.48 305,920
2015-02-13 Gherson Diane J (Senior Vice President) Sale 850 160.00 136,000
2015-02-06 Taurel Sidney (Director) Sale 1,516 156.47 237,216
2015-02-06 Taurel Sidney (Director) Option Ex 4,000 76.48 305,920
2015-02-03 Kelly John E Iii (Senior Vice President) Sale 4,495 157.72 708,973
2015-02-03 Kelly John E Iii (Senior Vice President) Option Ex 4,495 92.12 414,079
2015-01-29 Jetter Martin (Senior Vice President) Sale 264 151.98 40,122
2015-01-26 Jetter Martin (Senior Vice President) Sale 5,988 158.70 950,313
2015-01-22 Di Leo Allen Bruno V (Senior Vice President) Option Ex 8,197 .00 0
2014-12-21 Jetter Martin (Senior Vice President) Option Ex 8,772 .00 0
2014-12-21 Picciano Robert J (Senior Vice President) Option Ex 8,772 .00 0
2014-12-21 Schroeter Martin J (Sr. VP and CFO) Option Ex 4,386 .00 0
2014-12-21 Rosamilia Thomas W (Senior Vice President) Option Ex 8,772 .00 0
2014-12-21 Van Kralingen Bridget A (Senior Vice President) Option Ex 8,772 .00 0
2014-12-21 Clementi Erich (Senior Vice President) Option Ex 8,772 .00 0
2014-12-21 Rhodin Michael D. (Senior Vice President) Option Ex 8,772 .00 0
2014-12-15 Kavanaugh James J (VP, Controller) Option Ex 8,772 .00 0
2014-08-27 Rometty Virginia M (Chairman, Pres. and CEO) Sale 21,337 191.76 4,091,697
2014-08-27 Rometty Virginia M (Chairman, Pres. and CEO) Option Ex 27,678 96.72 2,677,154
2014-08-25 Leblanc Robert J. (Senior Vice President) Sale 7,586 191.18 1,450,321
2014-08-21 Kavanaugh James J (VP, Controller) Sale 9,354 191.84 1,794,433
2014-08-21 Kavanaugh James J (VP, Controller) Option Ex 9,354 96.72 904,765
2014-08-21 Eskew Michael L (Director) Sale 4,000 191.91 767,620
2014-08-21 Eskew Michael L (Director) Option Ex 4,000 76.48 305,920
2014-08-15 Kelly John E Iii (Senior Vice President) Sale 23,321 188.16 4,388,079
2014-08-15 Kelly John E Iii (Senior Vice President) Option Ex 23,321 91.04 2,123,143
2014-08-04 Gherson Diane J (Senior Vice President) Sale 1,750 189.81 332,167
2014-07-30 Rhodin Michael D. (Senior Vice President) Sale 5,100 194.05 989,639
2014-07-29 Iwata Jon C (Senior Vice President) Sale 4,000 195.37 781,480
2014-07-28 Shaughnessy Timothy S (Senior Vice President) Sale 10,000 195.91 1,959,070
2014-07-23 Weber Robert C (Senior Vice President) Sale 2,000 194.10 388,202
2014-07-23 Owens James W (Director) Sale 1,718 193.79 332,939
2014-07-23 Owens James W (Director) Option Ex 4,000 82.70 330,800
2014-06-30 Weber Robert C (Senior Vice President) Option Ex 7,979 .00 0
2014-06-08 Gherson Diane J (Senior Vice President) Option Ex 1,398 .00 0
2014-05-05 Arnold Colleen F. (Senior Vice President) Sale 5,460 191.08 1,043,296
2014-05-02 Kelly John E Iii (Senior Vice President) Sale 21,972 192.96 4,239,405
2014-05-02 Kelly John E Iii (Senior Vice President) Option Ex 21,972 101.33 2,226,422
2014-04-30 Weber Robert C (Senior Vice President) Sale 6,000 195.37 1,172,214
2014-02-25 Clementi Erich (Senior Vice President) Sale 7,300 183.87 1,342,258
2014-02-21 Zambrano Lorenzo H (Director) Sale 2,430 183.61 446,172
2014-02-21 Zambrano Lorenzo H (Director) Option Ex 4,000 88.60 354,400
2014-02-14 Di Leo Allen Bruno V (Senior Vice President) Sale 5,000 182.83 914,135
2014-02-14 Shaughnessy Timothy S (Senior Vice President) Sale 10,000 183.88 1,838,850
2014-02-13 Van Kralingen Bridget A (Senior Vice President) Sale 4,313 181.48 782,740
2014-02-13 Taurel Sidney (Director) Sale 1,960 182.24 357,194
2014-02-13 Taurel Sidney (Director) Option Ex 4,000 88.60 354,400
2014-02-11 Rhodin Michael D. (Senior Vice President) Sale 4,500 180.23 811,053
2014-02-10 Kavanaugh James J (VP, Controller) Sale 5,650 176.97 999,874
2014-02-10 Adkins Rodney C (Senior Vice President) Sale 11,731 177.00 2,076,387
2014-02-07 Chenault Kenneth I (Director) Sale 3,740 177.18 662,664
2014-02-07 Chenault Kenneth I (Director) Option Ex 8,000 82.54 660,320
2014-02-06 Spero Joan E (Director) Sale 4,000 174.64 698,261
2014-02-06 Spero Joan E (Director) Option Ex 4,000 88.60 354,400
2014-01-30 Clementi Erich (Senior Vice President) Sale 0 177.42 0
2013-12-29 Gherson Diane J (Senior Vice President) Option Ex 4,167 .00 0
2013-12-29 Rosamilia Thomas W (Senior Vice President) Option Ex 8,334 .00 0

Insider trading activities including stock purchases, stock sales, and option exercises of IBM listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of International Business Machines Corp (symbol IBM, CIK number 51143) see the Securities and Exchange Commission (SEC) website.