Insider Trading activities of Cadence Design Systems Inc insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Cadence Design Systems Inc since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Cadence Design Systems Inc since year 2005. Table 2 shows the detailed insider transactions of Cadence Design Systems Inc since 2005. The reporting company's ticker symbol is CDNS. The reporting company's CIK number is 813672.
The total value of stock buying since 2005 is $3,838,077.
The total value of stock sales since 2005 is $178,442,706.
The total value of stock option exercises since 2005 is $76,260,829.


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Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Cadence Design Systems Inc (CDNS).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2017-04 0 $0 100,000 $3,125,800 100,000 $966,000
2017-03 0 $0 120,000 $3,770,940 100,000 $966,000
2017-02 0 $0 208,613 $6,211,890 177,188 $2,613,189
2016-12 0 $0 229,038 $5,897,937 220,416 $2,013,152
2016-11 0 $0 121,559 $3,211,756 97,500 $1,005,517
2016-10 0 $0 100,000 $2,599,500 100,000 $560,000
2016-09 0 $0 63,646 $1,592,500 58,646 $821,923
2016-08 0 $0 319,602 $7,921,453 230,000 $1,703,199
2016-07 0 $0 31,871 $811,421 28,750 $586,750
2016-06 0 $0 346,245 $8,513,608 343,854 $3,322,557
2016-05 0 $0 183,516 $4,448,893 146,875 $2,452,443
2016-04 0 $0 153,121 $3,583,955 150,000 $840,000
2016-03 0 $0 314,041 $7,125,142 311,666 $3,611,133
2016-01 0 $0 13,571 $277,146 13,571 $71,722
2015-12 0 $0 25,000 $557,500 25,000 $451,999
2015-11 0 $0 79,534 $1,813,040 79,534 $811,516
2015-10 0 $0 486,625 $10,624,346 486,625 $3,979,681
2015-09 0 $0 225,000 $4,742,839 225,000 $1,638,999
2015-08 0 $0 250,416 $5,259,357 250,416 $1,498,667
2015-07 0 $0 95,000 $1,926,150 85,000 $858,900
2015-06 0 $0 70,000 $1,411,279 45,000 $472,500
2015-05 0 $0 324,999 $6,332,227 451,999 $2,804,647
2015-04 0 $0 152,507 $2,838,588 152,507 $792,202
2015-03 0 $0 260,000 $4,807,513 240,000 $1,180,828
2015-02 0 $0 1,132,466 $20,866,868 1,072,466 $6,888,851
2015-01 0 $0 0 $0 60,000 $636,600
2014-11 0 $0 92,500 $1,721,100 92,500 $570,900
2014-09 0 $0 50,000 $911,999 50,000 $210,000
2014-08 0 $0 20,000 $338,760 20,000 $164,800
2014-06 0 $0 50,000 $848,577 50,000 $729,500
2014-05 0 $0 272,752 $4,872,548 130,000 $996,950
2014-04 0 $0 32,500 $508,300 32,500 $182,000
2014-03 0 $0 87,599 $1,362,926 100,000 $953,449
2014-02 21,000 $290,370 220,308 $3,273,485 215,308 $3,022,034
2014-01 0 $0 5,834 $82,551 5,834 $76,075
2013-10 20,000 $256,500 0 $0 0 $0
2013-09 0 $0 40,000 $539,480 40,000 $329,600
2013-06 0 $0 25,000 $373,250 25,000 $273,500
2013-05 0 $0 31,250 $432,812 31,250 $292,343
2013-03 0 $0 114,643 $1,564,349 114,643 $1,061,803
2013-02 0 $0 100,000 $1,450,000 100,000 $1,043,500
2012-11 0 $0 5,000 $64,800 5,000 $47,925
2012-10 0 $0 30,000 $384,910 30,000 $260,625
2012-09 0 $0 33,887 $449,285 33,887 $225,858
2012-08 0 $0 44,713 $569,033 44,713 $466,204
2012-07 0 $0 93,506 $1,131,147 37,500 $390,937
2012-03 0 $0 47,313 $592,500 47,313 $493,711
2011-08 60,000 $566,545 0 $0 0 $0
2011-05 30,000 $317,080 0 $0 0 $0
2011-03 20,000 $192,100 0 $0 0 $0
2011-02 35,000 $339,375 0 $0 0 $0
2010-08 90,000 $594,445 0 $0 0 $0
2008-12 392,000 $1,079,506 0 $0 0 $0
2008-09 0 $0 15,894 $119,840 0 $0
2008-02 9,000 $97,306 69,111 $745,267 10,125 $67,533
2007-11 0 $0 5,000 $85,600 5,000 $50,525
2007-10 0 $0 35,000 $770,750 35,000 $459,725
2007-09 0 $0 163,250 $3,580,563 125,000 $1,688,035
2007-08 0 $0 259,380 $5,414,636 145,000 $1,936,850
2007-07 0 $0 5,000 $110,275 5,000 $50,525
2007-06 0 $0 85,999 $2,126,035 138,499 $2,464,125
2007-05 0 $0 208,811 $4,561,263 208,811 $3,192,484
2007-04 0 $0 47,938 $1,076,745 29,375 $365,982
2007-03 0 $0 63,125 $1,291,380 63,125 $891,537
2007-02 5,000 $104,850 211,458 $4,288,794 194,375 $2,782,107
2007-01 0 $0 39,375 $722,208 39,375 $468,472
2006-12 0 $0 19,375 $349,350 19,375 $216,612
2006-11 0 $0 29,375 $552,120 29,375 $317,662
2006-10 0 $0 69,375 $1,230,575 69,375 $721,862
2006-08 0 $0 9,042 $144,491 0 $0
2006-05 0 $0 147,874 $2,819,495 62,874 $683,902
2006-04 0 $0 35,000 $634,445 35,000 $385,175
2006-03 0 $0 172,500 $3,122,919 152,500 $2,431,787
2006-02 0 $0 132,074 $2,278,189 130,000 $1,644,190
2006-01 0 $0 10,000 $171,600 10,000 $101,050
2005-12 0 $0 1,083 $18,898 0 $0
2005-09 0 $0 10,000 $160,850 0 $0
2005-06 0 $0 20,220 $304,060 0 $0
2005-02 0 $0 1,083 $18,898 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of Cadence Design Systems Inc insiders (CDNS)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2017-04-17 Tan Lip Bu (President & CEO) Sale 100,000 31.26 3,125,800
2017-04-17 Tan Lip Bu (President & CEO) Option Ex 100,000 9.66 966,000
2017-03-15 Tan Lip Bu (President & CEO) Sale 100,000 31.47 3,147,100
2017-03-15 Tan Lip Bu (President & CEO) Option Ex 100,000 9.66 966,000
2017-03-09 Devgan Anirudh (Executive Vice President) Sale 20,000 31.19 623,840
2017-02-21 Ribar Geoffrey G (Sr. VP, CFO) Sale 40,000 30.62 1,224,840
2017-02-21 Ribar Geoffrey G (Sr. VP, CFO) Option Ex 40,000 17.16 686,400
2017-02-15 Beckley Thomas P (Sr. Vice President) Sale 34,641 29.56 1,023,987
2017-02-15 Beckley Thomas P (Sr. Vice President) Option Ex 17,188 14.02 240,889
2017-02-14 Cowie James J (Sr. VP, General Counsel) Sale 1,865 29.64 55,278
2017-02-14 Ribar Geoffrey G (Sr. VP, CFO) Sale 50,000 29.80 1,489,950
2017-02-14 Ribar Geoffrey G (Sr. VP, CFO) Option Ex 50,000 13.81 690,500
2017-02-13 Cowie James J (Sr. VP, General Counsel) Sale 1,695 29.60 50,172
2017-02-09 Cowie James J (Sr. VP, General Counsel) Sale 2,087 29.31 61,169
2017-02-07 Ribar Geoffrey G (Sr. VP, CFO) Sale 70,000 29.46 2,062,480
2017-02-07 Ribar Geoffrey G (Sr. VP, CFO) Option Ex 70,000 14.22 995,400
2017-02-06 Zaman Aneel (Sr. Vice President) Sale 8,325 29.31 244,014
2016-12-22 Zaman Aneel (Sr. Vice President) Sale 29,038 25.52 741,049
2016-12-22 Zaman Aneel (Sr. Vice President) Option Ex 20,416 20.37 415,873
2016-12-15 Tan Lip Bu (President & CEO) Sale 100,000 25.69 2,569,000
2016-12-15 Tan Lip Bu (President & CEO) Option Ex 100,000 5.60 560,000
2016-12-12 Sangiovanni Vincentelli Alberto (Director) Sale 20,788 25.71 534,376
2016-12-12 Sangiovanni Vincentelli Alberto (Director) Option Ex 20,788 6.51 135,329
2016-12-09 Sangiovanni Vincentelli Alberto (Director) Sale 54,212 26.00 1,409,512
2016-12-09 Sangiovanni Vincentelli Alberto (Director) Option Ex 54,212 7.17 388,700
2016-12-07 Scalise George (Director) Sale 25,000 25.76 644,000
2016-12-07 Scalise George (Director) Option Ex 25,000 20.53 513,250
2016-11-21 Cowie James J (Sr. VP, General Counsel) Sale 97,500 26.67 2,600,032
2016-11-21 Cowie James J (Sr. VP, General Counsel) Option Ex 97,500 10.31 1,005,517
2016-11-01 Ribar Geoffrey G (Sr. VP, CFO) Sale 24,059 25.43 611,724
2016-10-17 Tan Lip Bu (President & CEO) Sale 100,000 26.00 2,599,500
2016-10-17 Tan Lip Bu (President & CEO) Option Ex 100,000 5.60 560,000
2016-09-22 Beckley Thomas P (Sr. Vice President) Sale 58,646 25.00 1,466,150
2016-09-22 Beckley Thomas P (Sr. Vice President) Option Ex 58,646 14.02 821,923
2016-09-12 Scalise George (Director) Sale 5,000 25.27 126,350
2016-08-22 Beckley Thomas P (Sr. Vice President) Sale 13,548 25.00 338,700
2016-08-15 Tan Lip Bu (President & CEO) Sale 150,000 24.81 3,721,500
2016-08-15 Tan Lip Bu (President & CEO) Option Ex 150,000 5.60 840,000
2016-08-12 Cowie James J (Sr. VP, General Counsel) Sale 3,121 24.72 77,151
2016-08-11 Devgan Anirudh (Sr. Vice President) Sale 130,000 24.85 3,230,110
2016-08-11 Devgan Anirudh (Sr. Vice President) Option Ex 80,000 10.79 863,199
2016-08-01 Ribar Geoffrey G (Sr. VP, CFO) Sale 22,933 24.16 553,992
2016-07-15 Tan Lip Bu (President & CEO) Sale 25,000 25.59 639,800
2016-07-15 Tan Lip Bu (President & CEO) Option Ex 25,000 20.53 513,250
2016-07-12 Hsu Chi-ping (Sr. Vice President) Sale 3,750 25.60 96,000
2016-07-12 Hsu Chi-ping (Sr. Vice President) Option Ex 3,750 19.60 73,500
2016-07-05 Cowie James J (Sr. VP, General Counsel) Sale 3,121 24.23 75,621
2016-06-15 Tan Lip Bu (President & CEO) Sale 150,000 24.39 3,658,500
2016-06-15 Tan Lip Bu (President & CEO) Option Ex 150,000 5.60 840,000
2016-06-07 Hsu Chi-ping (Sr. Vice President) Sale 20,312 25.16 511,049
2016-06-07 Hsu Chi-ping (Sr. Vice President) Option Ex 20,312 17.16 348,553
2016-06-03 Cowie James J (Sr. VP, General Counsel) Sale 2,391 24.77 59,225
2016-06-03 Hsu Chi-ping (Sr. Vice President) Sale 73,542 24.67 1,814,134
2016-06-03 Hsu Chi-ping (Sr. Vice President) Option Ex 73,542 13.22 972,004
2016-06-01 Ribar Geoffrey G (Sr. VP, CFO) Sale 100,000 24.71 2,470,700
2016-06-01 Ribar Geoffrey G (Sr. VP, CFO) Option Ex 100,000 11.62 1,162,000
2016-05-24 Shoven John B (Director) Sale 15,800 24.83 392,298
2016-05-24 Shoven John B (Director) Option Ex 15,800 20.53 324,374
2016-05-23 Zaman Aneel (Sr. Vice President) Sale 11,875 24.62 292,362
2016-05-23 Zaman Aneel (Sr. Vice President) Option Ex 11,875 20.37 241,893
2016-05-23 Shoven John B (Director) Sale 4,800 24.57 117,931
2016-05-23 Shoven John B (Director) Option Ex 4,800 20.53 98,544
2016-05-20 Zaman Aneel (Sr. Vice President) Sale 16,932 24.13 408,518
2016-05-20 Hsu Chi-ping (Sr. Vice President) Sale 20,000 24.22 484,400
2016-05-20 Hsu Chi-ping (Sr. Vice President) Option Ex 20,000 14.22 284,400
2016-05-20 Shoven John B (Director) Sale 29,400 24.54 721,387
2016-05-20 Shoven John B (Director) Option Ex 29,400 20.53 603,582
2016-05-20 Sangiovanni Vincentelli Alberto (Director) Sale 25,000 24.50 612,500
2016-05-20 Sangiovanni Vincentelli Alberto (Director) Option Ex 25,000 20.53 513,250
2016-05-16 Hsu Chi-ping (Sr. Vice President) Sale 40,000 24.00 960,160
2016-05-16 Hsu Chi-ping (Sr. Vice President) Option Ex 40,000 9.66 386,400
2016-05-02 Ribar Geoffrey G (Sr. VP, CFO) Sale 19,709 23.31 459,337
2016-04-15 Tan Lip Bu (President & CEO) Sale 150,000 23.40 3,510,300
2016-04-15 Tan Lip Bu (President & CEO) Option Ex 150,000 5.60 840,000
2016-04-04 Cowie James J (Sr. VP, General Counsel) Sale 3,121 23.60 73,655
2016-03-18 Beckley Thomas P (Sr. Vice President) Sale 71,666 23.20 1,662,866
2016-03-18 Beckley Thomas P (Sr. Vice President) Option Ex 71,666 12.71 911,233
2016-03-15 Tan Lip Bu (President & CEO) Sale 175,000 22.58 3,951,150
2016-03-15 Tan Lip Bu (President & CEO) Option Ex 175,000 11.84 2,072,000
2016-03-14 Cowie James J (Sr. VP, General Counsel) Sale 32,500 22.69 737,425
2016-03-14 Cowie James J (Sr. VP, General Counsel) Option Ex 32,500 9.66 313,950
2016-03-08 Cowie James J (Sr. VP, General Counsel) Sale 34,875 22.18 773,701
2016-03-08 Cowie James J (Sr. VP, General Counsel) Option Ex 32,500 9.66 313,950
2016-01-04 Siboni Roger S (Director) Sale 13,571 20.42 277,146
2016-01-04 Siboni Roger S (Director) Option Ex 13,571 5.29 71,722
2015-12-01 Sangiovanni Vincentelli Alberto (Director) Sale 25,000 22.30 557,500
2015-12-01 Sangiovanni Vincentelli Alberto (Director) Option Ex 25,000 18.08 451,999
2015-11-19 Beckley Thomas P (Sr. Vice President) Sale 46,200 23.12 1,067,959
2015-11-19 Beckley Thomas P (Sr. Vice President) Option Ex 46,200 11.62 536,844
2015-11-02 Ribar Geoffrey G (Sr. VP, CFO) Sale 33,334 22.35 745,081
2015-11-02 Ribar Geoffrey G (Sr. VP, CFO) Option Ex 33,334 8.24 274,672
2015-10-30 Scalise George (Director) Sale 25,000 22.10 552,475
2015-10-30 Scalise George (Director) Option Ex 25,000 18.08 451,999
2015-10-29 Siboni Roger S (Director) Sale 46,575 22.12 1,030,192
2015-10-29 Siboni Roger S (Director) Option Ex 46,575 14.22 662,436
2015-10-28 Beckley Thomas P (Sr. Vice President) Sale 13,199 22.25 293,677
2015-10-28 Beckley Thomas P (Sr. Vice President) Option Ex 13,199 9.56 126,182
2015-10-27 Beckley Thomas P (Sr. Vice President) Sale 20,601 22.36 460,555
2015-10-27 Beckley Thomas P (Sr. Vice President) Option Ex 20,601 10.59 218,164
2015-10-27 Hsu Chi-ping (Sr. Vice President) Sale 121,250 22.71 2,753,102
2015-10-27 Hsu Chi-ping (Sr. Vice President) Option Ex 121,250 10.64 1,290,100
2015-10-20 Tan Lip Bu (President & CEO) Sale 155,000 21.19 3,284,605
2015-10-20 Tan Lip Bu (President & CEO) Option Ex 155,000 4.20 651,000
2015-10-16 Huang Charlie X. (Executive Vice President) Sale 20,000 21.34 426,820
2015-10-16 Huang Charlie X. (Executive Vice President) Option Ex 20,000 4.20 84,000
2015-10-15 Cowie James J (Sr. VP, General Counsel) Sale 65,000 21.38 1,389,960
2015-10-15 Cowie James J (Sr. VP, General Counsel) Option Ex 65,000 5.60 364,000
2015-10-09 Beckley Thomas P (Sr. Vice President) Sale 17,600 21.67 381,356
2015-10-09 Beckley Thomas P (Sr. Vice President) Option Ex 17,600 6.59 115,984
2015-10-06 Beckley Thomas P (Sr. Vice President) Sale 2,400 21.50 51,604
2015-10-06 Beckley Thomas P (Sr. Vice President) Option Ex 2,400 6.59 15,816
2015-09-25 Shoven John B (Director) Sale 32,912 21.25 699,445
2015-09-25 Shoven John B (Director) Option Ex 32,912 18.08 595,048
2015-09-23 Shoven John B (Director) Sale 17,088 21.26 363,359
2015-09-23 Shoven John B (Director) Option Ex 17,088 18.08 308,951
2015-09-21 Tan Lip Bu (President & CEO) Sale 155,000 21.06 3,263,835
2015-09-21 Tan Lip Bu (President & CEO) Option Ex 155,000 4.20 651,000
2015-09-18 Huang Charlie X. (Executive Vice President) Sale 20,000 20.81 416,200
2015-09-18 Huang Charlie X. (Executive Vice President) Option Ex 20,000 4.20 84,000
2015-08-20 Tan Lip Bu (President & CEO) Sale 155,000 20.78 3,221,210
2015-08-20 Tan Lip Bu (President & CEO) Option Ex 155,000 4.20 651,000
2015-08-18 Huang Charlie X. (Executive Vice President) Sale 20,000 21.56 431,120
2015-08-18 Huang Charlie X. (Executive Vice President) Option Ex 20,000 4.20 84,000
2015-08-17 Hsu Chi-ping (Sr. Vice President) Sale 42,083 21.62 909,834
2015-08-17 Hsu Chi-ping (Sr. Vice President) Option Ex 42,083 11.62 489,004
2015-08-03 Ribar Geoffrey G (Sr. VP, CFO) Sale 33,333 20.92 697,193
2015-08-03 Ribar Geoffrey G (Sr. VP, CFO) Option Ex 33,333 8.24 274,663
2015-07-28 Lund Martin (Sr. Vice President) Sale 10,000 21.00 210,000
2015-07-28 Hsu Chi-ping (Sr. Vice President) Sale 40,000 21.00 840,000
2015-07-28 Hsu Chi-ping (Sr. Vice President) Option Ex 40,000 9.66 386,400
2015-07-17 Huang Charlie X. (Executive Vice President) Sale 45,000 19.47 876,150
2015-07-17 Huang Charlie X. (Executive Vice President) Option Ex 45,000 10.50 472,500
2015-06-18 Lund Martin (Sr. Vice President) Sale 25,000 20.16 503,899
2015-06-18 Huang Charlie X. (Executive Vice President) Sale 45,000 20.16 907,380
2015-06-18 Huang Charlie X. (Executive Vice President) Option Ex 45,000 10.50 472,500
2015-05-29 Bostrom Susan L (Director) Option Ex 2,000 12.02 24,040
2015-05-27 Beckley Thomas P (Sr. Vice President) Sale 60,000 20.00 1,200,000
2015-05-27 Beckley Thomas P (Sr. Vice President) Option Ex 60,000 3.31 198,600
2015-05-27 Tan Lip Bu (President & CEO) Option Ex 125,000 4.12 515,000
2015-05-20 Tan Lip Bu (President & CEO) Sale 129,826 19.60 2,544,070
2015-05-20 Tan Lip Bu (President & CEO) Option Ex 129,826 4.12 534,883
2015-05-19 Bostrom Susan L (Director) Sale 43,000 19.40 834,199
2015-05-19 Bostrom Susan L (Director) Option Ex 43,000 13.35 574,050
2015-05-18 Huang Charlie X. (Executive Vice President) Sale 20,000 19.24 384,799
2015-05-18 Huang Charlie X. (Executive Vice President) Option Ex 20,000 4.20 84,000
2015-05-04 Siboni Roger S (Director) Sale 10,040 19.06 191,402
2015-05-04 Siboni Roger S (Director) Option Ex 10,040 18.08 181,523
2015-05-01 Ribar Geoffrey G (Sr. VP, CFO) Sale 33,333 18.91 630,327
2015-05-01 Ribar Geoffrey G (Sr. VP, CFO) Option Ex 33,333 8.24 274,663
2015-05-01 Siboni Roger S (Director) Sale 28,800 19.01 547,430
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Insider trading activities including stock purchases, stock sales, and option exercises of CDNS listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Cadence Design Systems Inc (symbol CDNS, CIK number 813672) see the Securities and Exchange Commission (SEC) website.