Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Kla Tencor Corp
since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Kla Tencor Corp since year 2005.
Table 2 shows the detailed insider transactions of Kla Tencor Corp since 2005.
The reporting company's ticker symbol is KLAC. The reporting company's CIK number is 319201.
The total value of stock buying since 2005 is $75,647.
The total value of stock sales since 2005 is $135,723,468.
The total value of stock option exercises since 2005 is $35,096,131.
| Trading Period | Insider Buying | Insider Sales | Option Exercises | |||
|---|---|---|---|---|---|---|
| year-month | Shares | Value | Shares | Value | Shares | Value |
| 2018-11 | 0 | $0 | 12,234 | $1,154,866 | 36,006 | $0 |
| 2018-09 | 0 | $0 | 18,852 | $2,197,507 | 9,868 | $0 |
| 2018-08 | 0 | $0 | 21,853 | $2,556,987 | 107,470 | $0 |
| 2018-07 | 0 | $0 | 940 | $97,628 | 0 | $0 |
| 2018-04 | 107 | $10,868 | 0 | $0 | 0 | $0 |
| 2018-03 | 0 | $0 | 854 | $96,433 | 0 | $0 |
| 2018-02 | 204 | $21,845 | 5,857 | $640,855 | 3,550 | $0 |
| 2018-01 | 0 | $0 | 17,996 | $2,008,499 | 0 | $0 |
| 2017-12 | 0 | $0 | 500 | $50,630 | 0 | $0 |
| 2017-11 | 0 | $0 | 25,427 | $2,645,140 | 97,509 | $0 |
| 2017-10 | 0 | $0 | 5,914 | $630,085 | 0 | $0 |
| 2017-09 | 0 | $0 | 9,552 | $899,676 | 12,943 | $0 |
| 2017-08 | 0 | $0 | 71,749 | $6,476,314 | 274,688 | $0 |
| 2017-07 | 0 | $0 | 3,074 | $281,690 | 0 | $0 |
| 2017-06 | 0 | $0 | 5,695 | $572,575 | 0 | $0 |
| 2017-05 | 0 | $0 | 13,848 | $1,378,684 | 0 | $0 |
| 2017-03 | 0 | $0 | 10,933 | $1,023,438 | 0 | $0 |
| 2017-02 | 0 | $0 | 46,319 | $3,963,121 | 24,750 | $0 |
| 2016-12 | 0 | $0 | 35,000 | $2,771,020 | 0 | $0 |
| 2016-11 | 0 | $0 | 23,173 | $1,788,414 | 2,500 | $0 |
| 2016-10 | 0 | $0 | 59,120 | $4,412,434 | 0 | $0 |
| 2016-09 | 0 | $0 | 0 | $0 | 79,588 | $0 |
| 2016-08 | 0 | $0 | 0 | $0 | 167,676 | $0 |
| 2016-07 | 0 | $0 | 363 | $26,219 | 0 | $0 |
| 2016-05 | 0 | $0 | 6,343 | $438,808 | 0 | $0 |
| 2016-02 | 0 | $0 | 10,745 | $694,126 | 0 | $0 |
| 2016-01 | 0 | $0 | 6,698 | $455,915 | 0 | $0 |
| 2015-12 | 0 | $0 | 1,600 | $106,832 | 0 | $0 |
| 2015-11 | 0 | $0 | 6,345 | $420,610 | 0 | $0 |
| 2015-10 | 0 | $0 | 16,771 | $1,079,884 | 0 | $0 |
| 2015-09 | 0 | $0 | 11,002 | $535,440 | 79,143 | $0 |
| 2015-08 | 0 | $0 | 32,598 | $1,698,633 | 167,869 | $0 |
| 2015-07 | 0 | $0 | 779 | $43,359 | 0 | $0 |
| 2015-05 | 0 | $0 | 19,204 | $1,126,473 | 0 | $0 |
| 2015-03 | 67 | $4,317 | 0 | $0 | 0 | $0 |
| 2015-02 | 0 | $0 | 8,645 | $543,703 | 0 | $0 |
| 2015-01 | 0 | $0 | 4,418 | $311,847 | 0 | $0 |
| 2014-11 | 0 | $0 | 15,682 | $1,249,162 | 0 | $0 |
| 2014-10 | 0 | $0 | 3,894 | $261,540 | 3,750 | $167,750 |
| 2014-08 | 0 | $0 | 65,176 | $4,723,125 | 0 | $0 |
| 2014-07 | 0 | $0 | 4,334 | $313,026 | 3,750 | $208,024 |
| 2014-05 | 0 | $0 | 20,453 | $1,277,252 | 1,250 | $69,850 |
| 2014-03 | 0 | $0 | 20,000 | $1,283,400 | 0 | $0 |
| 2014-02 | 0 | $0 | 13,318 | $809,318 | 2,500 | $125,975 |
| 2014-01 | 0 | $0 | 2,848 | $176,365 | 2,500 | $137,037 |
| 2013-11 | 0 | $0 | 43,217 | $2,720,628 | 11,250 | $545,985 |
| 2013-10 | 0 | $0 | 63,655 | $4,113,488 | 63,655 | $3,604,236 |
| 2013-09 | 0 | $0 | 6,047 | $359,027 | 2,500 | $125,975 |
| 2013-08 | 0 | $0 | 95,259 | $5,572,258 | 3,100 | $180,110 |
| 2013-07 | 0 | $0 | 45,119 | $2,640,609 | 44,750 | $1,956,622 |
| 2013-06 | 0 | $0 | 4,450 | $251,412 | 4,450 | $224,164 |
| 2013-05 | 0 | $0 | 29,651 | $1,610,816 | 0 | $0 |
| 2013-04 | 0 | $0 | 31,250 | $1,747,750 | 31,250 | $1,675,625 |
| 2013-03 | 0 | $0 | 115,002 | $6,265,423 | 105,000 | $4,466,385 |
| 2013-02 | 0 | $0 | 4,647 | $260,831 | 0 | $0 |
| 2013-01 | 0 | $0 | 132,661 | $7,374,706 | 82,625 | $4,218,352 |
| 2012-11 | 0 | $0 | 7,985 | $374,229 | 0 | $0 |
| 2012-09 | 0 | $0 | 1,250 | $65,865 | 1,250 | $62,487 |
| 2012-08 | 0 | $0 | 30,313 | $1,591,683 | 0 | $0 |
| 2012-07 | 0 | $0 | 19,284 | $982,535 | 17,542 | $724,660 |
| 2012-05 | 0 | $0 | 42,163 | $2,142,108 | 13,750 | $603,075 |
| 2012-04 | 0 | $0 | 1,267 | $69,887 | 1,267 | $57,217 |
| 2012-03 | 0 | $0 | 38,744 | $2,058,321 | 27,084 | $1,298,677 |
| 2012-02 | 0 | $0 | 27,540 | $1,416,362 | 10,000 | $370,500 |
| 2012-01 | 0 | $0 | 160,385 | $8,345,268 | 109,676 | $5,245,613 |
| 2011-12 | 0 | $0 | 2,500 | $123,375 | 2,500 | $98,375 |
| 2011-11 | 0 | $0 | 18,630 | $852,301 | 3,250 | $121,030 |
| 2011-10 | 0 | $0 | 24,684 | $1,025,620 | 0 | $0 |
| 2011-09 | 0 | $0 | 8,000 | $284,920 | 0 | $0 |
| 2011-08 | 0 | $0 | 10,000 | $354,230 | 0 | $0 |
| 2011-07 | 0 | $0 | 426 | $17,568 | 0 | $0 |
| 2011-05 | 0 | $0 | 3,399 | $152,955 | 867 | $34,584 |
| 2011-02 | 0 | $0 | 57,392 | $2,725,413 | 26,500 | $1,117,125 |
| 2011-01 | 0 | $0 | 118,055 | $5,149,498 | 42,109 | $1,437,473 |
| 2010-12 | 0 | $0 | 3,793 | $151,720 | 0 | $0 |
| 2010-11 | 0 | $0 | 26,000 | $937,716 | 0 | $0 |
| 2010-10 | 0 | $0 | 7,000 | $242,305 | 7,000 | $206,955 |
| 2010-09 | 0 | $0 | 0 | $0 | 10,000 | $262,500 |
| 2010-08 | 0 | $0 | 592 | $18,944 | 0 | $0 |
| 2010-02 | 0 | $0 | 5,874 | $175,044 | 0 | $0 |
| 2009-11 | 0 | $0 | 6,904 | $226,395 | 0 | $0 |
| 2009-08 | 0 | $0 | 3,350 | $104,319 | 0 | $0 |
| 2008-11 | 0 | $0 | 0 | $0 | 5,832 | $102,584 |
| 2008-09 | 1,150 | $38,617 | 0 | $0 | 0 | $0 |
| 2008-07 | 0 | $0 | 0 | $0 | 5,000 | $67,200 |
| 2007-07 | 0 | $0 | 0 | $0 | 5,000 | $145,000 |
| 2007-05 | 0 | $0 | 25,087 | $1,401,493 | 25,474 | $999,285 |
| 2007-02 | 0 | $0 | 103,476 | $5,434,360 | 53,476 | $2,050,991 |
| 2006-05 | 0 | $0 | 7,500 | $364,897 | 7,500 | $314,197 |
| 2006-03 | 0 | $0 | 5,000 | $266,150 | 5,000 | $53,150 |
| 2006-02 | 0 | $0 | 186,312 | $9,830,841 | 156,312 | $2,017,363 |
| 2005-11 | 0 | $0 | 5,000 | $259,795 | 0 | $0 |
| 2005-08 | 0 | $0 | 40,000 | $1,970,360 | 0 | $0 |
| 2005-06 | 0 | $0 | 5,000 | $228,610 | 0 | $0 |
| 2005-03 | 0 | $0 | 5,000 | $240,400 | 0 | $0 |
| Trade Date | Insider Name | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2018-11-23 | Little Teri A. (EVP, CLO and Secretary) | Sale | 2,525 | 95.00 | 239,875 |
| 2018-11-14 | Khan Ahmad A. (EVP) | Sale | 5,028 | 94.22 | 473,738 |
| 2018-11-14 | Higgins Bren D. (EVP & Chief Financial Officer) | Sale | 3,795 | 94.07 | 356,995 |
| 2018-11-07 | Pinczuk Ana G. | Option Ex | 862 | .00 | 0 |
| 2018-11-04 | Little Teri A. (EVP, CLO and Secretary) | Option Ex | 5,000 | .00 | 0 |
| 2018-11-02 | Trafas Brian M. (Executive Vice President) | Sale | 886 | 95.10 | 84,258 |
| 2018-11-01 | Trafas Brian M. (Executive Vice President) | Option Ex | 3,516 | .00 | 0 |
| 2018-11-01 | Moore Gary B | Option Ex | 3,804 | .00 | 0 |
| 2018-11-01 | Wang David C | Option Ex | 3,804 | .00 | 0 |
| 2018-11-01 | Higashi Emiko | Option Ex | 3,804 | .00 | 0 |
| 2018-11-01 | Dickson John T | Option Ex | 3,804 | .00 | 0 |
| 2018-11-01 | Patel Kiran M | Option Ex | 3,804 | .00 | 0 |
| 2018-11-01 | Calderoni Robert | Option Ex | 3,804 | .00 | 0 |
| 2018-11-01 | Kennedy Kevin | Option Ex | 3,804 | .00 | 0 |
| 2018-09-07 | Higgins Bren D. (EVP & Chief Financial Officer) | Sale | 1,418 | 106.64 | 151,215 |
| 2018-09-05 | Lorig Brian (SVP) | Sale | 1,041 | 117.46 | 122,275 |
| 2018-09-04 | Lorig Brian (SVP) | Sale | 1,506 | 117.30 | 176,653 |
| 2018-09-04 | Lorig Brian (SVP) | Option Ex | 3,674 | .00 | 0 |
| 2018-09-04 | Little Teri A. (EVP, CLO and Secretary) | Sale | 2,579 | 117.30 | 302,516 |
| 2018-09-04 | Wallace Richard P (President and CEO) | Sale | 12,308 | 117.39 | 1,444,848 |
| 2018-09-03 | Lorig Brian (SVP) | Option Ex | 4,606 | .00 | 0 |
| 2018-09-03 | Little Teri A. (EVP, CLO and Secretary) | Option Ex | 1,588 | .00 | 0 |
| 2018-08-30 | Trafas Brian M. (Executive Vice President) | Sale | 649 | 116.42 | 75,556 |
| 2018-08-09 | Higgins Bren D. (EVP & Chief Financial Officer) | Sale | 4,142 | 117.41 | 486,303 |
| 2018-08-08 | Khan Ahmad A. (EVP) | Sale | 4,278 | 116.88 | 499,991 |
| 2018-08-08 | Trafas Brian M. (Executive Vice President) | Sale | 3,094 | 117.03 | 362,090 |
| 2018-08-08 | Higgins Bren D. (EVP & Chief Financial Officer) | Sale | 2,609 | 116.84 | 304,832 |
| 2018-08-08 | Kirloskar Virendra A (SVP & Chief Accounting Officer) | Sale | 1,535 | 117.01 | 179,616 |
| 2018-08-08 | Wallace Richard P (President and CEO) | Sale | 5,546 | 116.95 | 648,599 |
| 2018-08-04 | Little Teri A. (EVP, CLO and Secretary) | Option Ex | 3,800 | .00 | 0 |
| 2018-08-04 | Khan Ahmad A. (EVP) | Option Ex | 5,175 | .00 | 0 |
| 2018-08-04 | Trafas Brian M. (Executive Vice President) | Option Ex | 6,900 | .00 | 0 |
| 2018-08-04 | Higgins Bren D. (EVP & Chief Financial Officer) | Option Ex | 10,350 | .00 | 0 |
| 2018-08-04 | Kirloskar Virendra A (SVP & Chief Accounting Officer) | Option Ex | 3,450 | .00 | 0 |
| 2018-08-04 | Wallace Richard P (President and CEO) | Option Ex | 41,350 | .00 | 0 |
| 2018-08-03 | Little Teri A. (EVP, CLO and Secretary) | Option Ex | 2,502 | .00 | 0 |
| 2018-08-03 | Khan Ahmad A. (EVP) | Option Ex | 9,553 | .00 | 0 |
| 2018-08-03 | Trafas Brian M. (Executive Vice President) | Option Ex | 2,502 | .00 | 0 |
| 2018-08-03 | Higgins Bren D. (EVP & Chief Financial Officer) | Option Ex | 5,628 | .00 | 0 |
| 2018-08-03 | Kirloskar Virendra A (SVP & Chief Accounting Officer) | Option Ex | 1,252 | .00 | 0 |
| 2018-08-03 | Wallace Richard P (President and CEO) | Option Ex | 15,008 | .00 | 0 |
| 2018-07-03 | Lorig Brian (SVP) | Sale | 235 | 103.86 | 24,407 |
| 2018-07-03 | Higgins Bren D. (EVP & Chief Financial Officer) | Sale | 235 | 103.86 | 24,407 |
| 2018-07-03 | Kirloskar Virendra A (SVP & Chief Accounting Officer) | Sale | 235 | 103.86 | 24,407 |
| 2018-07-02 | Trafas Brian M. (Executive Vice President) | Sale | 235 | 103.86 | 24,407 |
| 2018-04-27 | Rango Robert A. | Buy | 107 | 101.57 | 10,868 |
| 2018-03-01 | Higgins Bren D. (EVP & Chief Financial Officer) | Sale | 854 | 112.92 | 96,433 |
| 2018-02-14 | Rango Robert A. | Buy | 204 | 107.09 | 21,845 |
| 2018-02-02 | Trafas Brian M. (Executive Vice President) | Sale | 1,120 | 110.04 | 123,244 |
| 2018-02-01 | Trafas Brian M. (Executive Vice President) | Option Ex | 3,550 | .00 | 0 |
| 2018-02-01 | Bell Bobby R (Chief Strategy Officer) | Sale | 4,237 | 109.27 | 462,976 |
| 2018-02-01 | Higashi Emiko | Sale | 500 | 109.27 | 54,635 |
| 2018-01-31 | Wallace Richard P (President and CEO) | Sale | 13,299 | 110.10 | 1,464,219 |
| 2018-01-30 | Trafas Brian M. (Executive Vice President) | Sale | 47 | 111.38 | 5,234 |
| 2018-01-25 | Higashi Emiko | Sale | 1,775 | 120.00 | 213,000 |
| 2018-01-18 | Higashi Emiko | Sale | 2,375 | 115.00 | 273,125 |
| 2018-01-02 | Higashi Emiko | Sale | 500 | 105.84 | 52,921 |
| 2017-12-01 | Higashi Emiko | Sale | 500 | 101.26 | 50,630 |
| 2017-11-20 | Little Teri A. (EVP, CLO and Secretary) | Sale | 1,566 | 103.00 | 161,298 |
| 2017-11-17 | Lorig Brian (SVP) | Sale | 836 | 105.76 | 88,415 |
| 2017-11-16 | Barnholt Edward W | Sale | 10,914 | 105.00 | 1,145,937 |
| 2017-11-13 | Trafas Brian M. (Executive Vice President) | Sale | 640 | 101.52 | 64,972 |
| 2017-11-13 | Higgins Bren D. (EVP & Chief Financial Officer) | Sale | 3,599 | 101.52 | 365,370 |
| 2017-11-13 | Kirloskar Virendra A (SVP & Chief Accounting Officer) | Sale | 600 | 101.52 | 60,912 |
| 2017-11-11 | Lorig Brian (SVP) | Option Ex | 3,012 | .00 | 0 |
| 2017-11-11 | Little Teri A. (EVP, CLO and Secretary) | Option Ex | 5,020 | .00 | 0 |
| 2017-11-11 | Khan Ahmad A. (EVP) | Option Ex | 10,038 | .00 | 0 |
| 2017-11-11 | Trafas Brian M. (Executive Vice President) | Option Ex | 2,678 | .00 | 0 |
| 2017-11-11 | Higgins Bren D. (EVP & Chief Financial Officer) | Option Ex | 15,056 | .00 | 0 |
| 2017-11-11 | Kirloskar Virendra A (SVP & Chief Accounting Officer) | Option Ex | 2,510 | .00 | 0 |
| 2017-11-11 | Wallace Richard P (President and CEO) | Option Ex | 16,728 | .00 | 0 |
| 2017-11-10 | Khan Ahmad A. (EVP) | Sale | 3,652 | 102.20 | 373,234 |
| 2017-11-06 | Little Teri A. (EVP, CLO and Secretary) | Sale | 3,120 | 105.77 | 330,002 |
| 2017-11-04 | Little Teri A. (EVP, CLO and Secretary) | Option Ex | 5,000 | .00 | 0 |
| 2017-11-02 | Moore Gary B | Option Ex | 4,282 | .00 | 0 |
| 2017-11-02 | Rango Robert A. | Option Ex | 4,282 | .00 | 0 |
| 2017-11-02 | Wang David C | Option Ex | 4,282 | .00 | 0 |
| 2017-11-02 | Higashi Emiko | Option Ex | 2,141 | .00 | 0 |
| 2017-11-02 | Dickson John T | Option Ex | 2,141 | .00 | 0 |
| 2017-11-02 | Patel Kiran M | Option Ex | 4,282 | .00 | 0 |
| 2017-11-02 | Calderoni Robert | Option Ex | 4,282 | .00 | 0 |
| 2017-11-02 | Kennedy Kevin | Option Ex | 4,282 | .00 | 0 |
| 2017-11-02 | Barnholt Edward W | Option Ex | 5,352 | .00 | 0 |
| 2017-11-01 | Higashi Emiko | Sale | 500 | 110.00 | 55,000 |
| 2017-11-01 | Higashi Emiko | Option Ex | 2,141 | .00 | 0 |
| 2017-10-31 | Little Teri A. (EVP, CLO and Secretary) | Sale | 1,678 | 109.44 | 183,641 |
| 2017-10-02 | Bell Bobby R (Chief Strategy Officer) | Sale | 4,236 | 105.39 | 446,444 |
| 2017-09-08 | Lorig Brian (SVP) | Sale | 2,893 | 95.24 | 275,529 |
| 2017-09-06 | Trafas Brian M. (Senior Vice President) | Sale | 2,055 | 93.73 | 192,615 |
| 2017-09-06 | Higgins Bren D. (EVP & Chief Financial Officer) | Sale | 2,559 | 93.73 | 239,855 |
| 2017-09-06 | Bell Bobby R (Chief Strategy Officer) | Sale | 1,025 | 93.73 | 96,073 |
| 2017-09-06 | Kirloskar Virendra A (SVP & Chief Accounting Officer) | Sale | 1,020 | 93.73 | 95,604 |
| 2017-09-04 | Lorig Brian (SVP) | Option Ex | 5,263 | .00 | 0 |
| 2017-09-04 | Khan Ahmad A. (EVP) | Option Ex | 6,223 | .00 | 0 |
| 2017-09-03 | Lorig Brian (SVP) | Option Ex | 662 | .00 | 0 |
| 2017-09-03 | Little Teri A. (EVP, CLO and Secretary) | Option Ex | 795 | .00 | 0 |
| 2017-08-31 | Khan Ahmad A. (EVP) | Option Ex | 10,706 | .00 | 0 |
| 2017-08-31 | Trafas Brian M. (Senior Vice President) | Option Ex | 8,600 | .00 | 0 |
| 2017-08-31 | Higgins Bren D. (EVP & Chief Financial Officer) | Option Ex | 10,706 | .00 | 0 |
| 2017-08-31 | Bell Bobby R (Executive Vice President) | Option Ex | 17,140 | .00 | 0 |
| 2017-08-31 | Kirloskar Virendra A (SVP & Chief Accounting Officer) | Option Ex | 4,270 | .00 | 0 |
| 2017-08-31 | Wallace Richard P (President and CEO) | Option Ex | 51,480 | .00 | 0 |
| 2017-08-21 | Bell Bobby R (Executive Vice President) | Sale | 3,526 | 89.93 | 317,093 |
| 2017-08-17 | Little Teri A. (EVP, CLO and Secretary) | Sale | 1,000 | 91.50 | 91,500 |
| 2017-08-15 | Wallace Richard P (President and CEO) | Sale | 37,377 | 90.86 | 3,396,111 |
| 2017-08-09 | Lorig Brian (SVP) | Sale | 967 | 90.08 | 87,107 |
| 2017-08-08 | Trafas Brian M. (Senior Vice President) | Sale | 878 | 91.99 | 80,767 |
| 2017-08-08 | Higgins Bren D. (EVP & Chief Financial Officer) | Sale | 1,093 | 91.99 | 100,545 |
| 2017-08-08 | Kirloskar Virendra A (SVP & Chief Accounting Officer) | Sale | 436 | 91.99 | 40,107 |
| 2017-08-07 | Khan Ahmad A. (EVP) | Sale | 4,066 | 89.15 | 362,483 |
| 2017-08-07 | Khan Ahmad A. (EVP) | Option Ex | 2,287 | .00 | 0 |
| 2017-08-07 | Trafas Brian M. (Senior Vice President) | Sale | 5,692 | 89.15 | 507,441 |
| 2017-08-07 | Trafas Brian M. (Senior Vice President) | Option Ex | 1,837 | .00 | 0 |
| 2017-08-07 | Higgins Bren D. (EVP & Chief Financial Officer) | Sale | 9,567 | 89.15 | 852,898 |
| 2017-08-07 | Higgins Bren D. (EVP & Chief Financial Officer) | Option Ex | 2,287 | .00 | 0 |
| 2017-08-07 | Bell Bobby R (Executive Vice President) | Option Ex | 3,662 | .00 | 0 |
| 2017-08-07 | Kirloskar Virendra A (SVP & Chief Accounting Officer) | Sale | 6,307 | 89.15 | 562,269 |
| 2017-08-07 | Kirloskar Virendra A (SVP & Chief Accounting Officer) | Option Ex | 912 | .00 | 0 |
| 2017-08-07 | Wallace Richard P (President and CEO) | Option Ex | 11,000 | .00 | 0 |
| 2017-08-06 | Khan Ahmad A. (EVP) | Option Ex | 3,313 | .00 | 0 |
| 2017-08-06 | Trafas Brian M. (Senior Vice President) | Option Ex | 8,456 | .00 | 0 |
| 2017-08-06 | Higgins Bren D. (EVP & Chief Financial Officer) | Option Ex | 14,569 | .00 | 0 |
| 2017-08-06 | Bell Bobby R (Executive Vice President) | Option Ex | 16,094 | .00 | 0 |
| 2017-08-06 | Kirloskar Virendra A (SVP & Chief Accounting Officer) | Option Ex | 8,643 | .00 | 0 |
| 2017-08-06 | Wallace Richard P (President and CEO) | Option Ex | 52,176 | .00 | 0 |
| 2017-08-04 | Lorig Brian (SVP) | Option Ex | 1,550 | .00 | 0 |
| 2017-08-04 | Little Teri A. (SVP, GC and Secretary) | Option Ex | 1,900 | .00 | 0 |
| 2017-08-04 | Khan Ahmad A. (EVP) | Option Ex | 5,175 | .00 | 0 |
| 2017-08-04 | Trafas Brian M. (Senior Vice President) | Option Ex | 3,450 | .00 | 0 |
| 2017-08-04 | Higgins Bren D. (EVP & Chief Financial Officer) | Option Ex | 5,175 | .00 | 0 |
| 2017-08-04 | Bell Bobby R (Executive Vice President) | Option Ex | 6,900 | .00 | 0 |
| 2017-08-04 | Kirloskar Virendra A (SVP & Chief Accounting Officer) | Option Ex | 1,725 | .00 | 0 |
| 2017-08-04 | Wallace Richard P (President and CEO) | Option Ex | 20,675 | .00 | 0 |
| 2017-08-01 | Lorig Brian (SVP) | Sale | 526 | 92.85 | 48,839 |
| 2017-08-01 | Higgins Bren D. (EVP & Chief Financial Officer) | Sale | 314 | 92.85 | 29,154 |
| 2017-07-05 | Trafas Brian M. (Senior Vice President) | Sale | 260 | 91.74 | 23,852 |
| 2017-07-05 | Kirloskar Virendra A (SVP & Chief Accounting Officer) | Sale | 314 | 91.74 | 28,806 |
| 2017-07-05 | Kennedy Kevin | Sale | 2,500 | 91.61 | 229,032 |
| 2017-06-12 | Bell Bobby R (Executive Vice President) | Sale | 5,695 | 100.54 | 572,575 |
| 2017-05-15 | Khan Ahmad A. (EVP) | Sale | 3,848 | 101.51 | 390,595 |
| 2017-05-02 | Calderoni Robert | Sale | 7,500 | 98.81 | 741,082 |
| 2017-05-02 | Kennedy Kevin | Sale | 2,500 | 98.80 | 247,007 |
| 2017-03-16 | Bell Bobby R (Executive Vice President) | Sale | 10,933 | 93.61 | 1,023,438 |
| 2017-02-07 | Trafas Brian M. (Senior Vice President) | Sale | 3,064 | 86.89 | 266,230 |
| 2017-02-06 | Lorig Brian (SVP) | Option Ex | 1,000 | .00 | 0 |
| 2017-02-06 | Khan Ahmad A. (EVP) | Option Ex | 6,250 | .00 | 0 |
| 2017-02-06 | Trafas Brian M. (Senior Vice President) | Option Ex | 5,000 | .00 | 0 |
| 2017-02-06 | Kirk Michael (Executive Vice President) | Option Ex | 6,250 | .00 | 0 |
| 2017-02-06 | Bell Bobby R (Executive Vice President) | Option Ex | 6,250 | .00 | 0 |
| 2017-02-01 | Higgins Bren D. (EVP & Chief Financial Officer) | Sale | 4,610 | 85.47 | 394,012 |
Insider trading activities including stock purchases, stock sales, and option exercises of KLAC listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Kla Tencor Corp (symbol KLAC, CIK number 319201) see the Securities and Exchange Commission (SEC) website.