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 $3,209,329.
The total value of stock sales since 2005 is $1,343,037,034.
The total value of stock option exercises since 2005 is $480,728,511.

1 2 3 4 5

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
2019-02	0	$0	5,754	$780,624	50,316	$0
2018-12	0	$0	0	$0	20,595	$0
2018-11	12,653	$1,481,388	0	$0	0	$0
2018-10	5,311	$610,522	0	$0	0	$0
2018-08	0	$0	11,451	$1,666,120	0	$0
2018-07	0	$0	0	$0	147	$0
2018-06	1,100	$155,611	0	$0	50,743	$0
2018-02	0	$0	18,000	$2,791,321	5,320	$0
2018-01	610	$99,659	0	$0	0	$0
2017-12	0	$0	0	$0	47,038	$0
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 ($)	Value ($)
2019-02-06	Gherson Diane J (Senior Vice President)	Sale	2,851	136.05	387,878
2019-02-05	Gherson Diane J (Senior Vice President)	Sale	2,903	135.29	392,746
2019-02-02	Schroeter Martin J (Senior Vice President)	Option Ex	25,158	.00	0
2019-02-02	Gherson Diane J (Senior Vice President)	Option Ex	12,579	.00	0
2019-02-02	Clementi Erich (Senior Vice President)	Option Ex	12,579	.00	0
2018-12-30	Kelly John E Iii (Senior Vice President)	Option Ex	13,980	.00	0
2018-12-17	Del Bene Robert F (VP, Controller)	Option Ex	2,646	.00	0
2018-12-17	Browdy Michelle H (Senior Vice President)	Option Ex	3,969	.00	0
2018-11-02	Rometty Virginia M (Chairman, Pres. and CEO)	Buy	8,500	117.51	998,835
2018-11-01	Waddell Frederick H	Buy	2,153	115.98	249,715
2018-11-01	Swedish Joseph	Buy	2,000	116.42	232,838
2018-10-31	Owens James W	Buy	1,000	114.68	114,676
2018-10-31	Taurel Sidney	Buy	4,311	115.02	495,846
2018-08-03	Gherson Diane J (Senior Vice President)	Sale	11,451	145.50	1,666,120
2018-07-01	Del Bene Robert F (VP, Controller)	Option Ex	147	.00	0
2018-06-22	Farr David N	Buy	1,100	141.47	155,611
2018-06-09	Browdy Michelle H (Senior Vice President)	Option Ex	382	.00	0
2018-06-08	Del Bene Robert F (VP, Controller)	Option Ex	1,815	.00	0
2018-06-08	Browdy Michelle H (Senior Vice President)	Option Ex	3,741	.00	0
2018-06-08	Keverian Kenneth M (Senior Vice President)	Option Ex	3,741	.00	0
2018-06-08	Schroeter Martin J (Senior Vice President)	Option Ex	5,767	.00	0
2018-06-08	Gherson Diane J (Senior Vice President)	Option Ex	3,681	.00	0
2018-06-08	Clementi Erich (Senior Vice President)	Option Ex	6,069	.00	0
2018-06-08	Kavanaugh James J (Sr. VP and CFO)	Option Ex	4,112	.00	0
2018-06-08	Rometty Virginia M (Chairman, Pres. and CEO)	Option Ex	14,676	.00	0
2018-06-08	Kelly John E Iii (Senior Vice President)	Option Ex	6,069	.00	0
2018-06-01	Del Bene Robert F (VP, Controller)	Option Ex	690	.00	0
2018-02-26	Gherson Diane J (Senior Vice President)	Sale	5,000	156.00	780,000
2018-02-23	Clementi Erich (Senior Vice President)	Sale	13,000	154.72	2,011,321
2018-02-01	Kavanaugh James J (Sr. VP and CFO)	Option Ex	5,320	.00	0
2018-01-31	Waddell Frederick H	Buy	610	163.38	99,659
2017-12-30	Kelly John E Iii (Senior Vice President)	Option Ex	27,961	.00	0
2017-12-18	Browdy Michelle H (Senior Vice President)	Option Ex	3,713	.00	0
2017-12-18	Schroeter Martin J (Sr. VP and CFO)	Option Ex	4,951	.00	0
2017-12-18	Gherson Diane J (Senior Vice President)	Option Ex	2,476	.00	0
2017-12-17	Kavanaugh James J (Senior Vice President)	Option Ex	7,937	.00	0
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

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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.