Insider Trading activities of Semtech Corp insiders. , Part 7

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Semtech Corp since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Semtech Corp since year 2005. (See page 1 of this report.) Table 2 shows the detailed insider transactions of Semtech Corp since 2005. The reporting company's ticker symbol is SMTC. The reporting company's CIK number is 88941.
The total value of stock buying since 2005 is $98,287.
The total value of stock sales since 2005 is $122,502,595.
The total value of stock option exercises since 2005 is $57,863,738.



Table 2. Detailed insider stock purchases, sales, and option exercises of Semtech Corp insiders (SMTC) , Part 7
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2011-12-05 Vuyyuru Sameer (Vice President) Option Ex 3,187 15.92 50,737
2011-12-05 Maheswaran Mohan (President and CEO) Sale 1,500 24.16 36,240
2011-12-05 Lindstrom James T (Director) Sale 5,000 24.04 120,200
2011-12-05 Lindstrom James T (Director) Option Ex 5,000 13.03 65,150
2011-11-12 Holliday Randall H (Vice President) Option Ex 3,750 .00 0
2011-11-07 Maheswaran Mohan (President and CEO) Sale 1,500 24.54 36,810
2011-10-27 Chukwu Emeka (Sr VP - CFO) Sale 46,000 25.72 1,183,028
2011-10-27 Chukwu Emeka (Sr VP - CFO) Option Ex 46,000 16.14 742,440
2011-10-26 Maheswaran Mohan (President and CEO) Sale 25,000 23.73 593,250
2011-10-26 Maheswaran Mohan (President and CEO) Option Ex 25,000 17.89 447,250
2011-10-12 Maheswaran Mohan (President and CEO) Sale 25,000 23.26 581,475
2011-10-12 Maheswaran Mohan (President and CEO) Option Ex 25,000 17.89 447,250
2011-10-05 Maheswaran Mohan (President and CEO) Sale 1,500 22.12 33,180
2011-09-28 Maheswaran Mohan (President and CEO) Sale 25,000 22.63 565,650
2011-09-28 Maheswaran Mohan (President and CEO) Option Ex 25,000 17.89 447,250
2011-09-20 Lindstrom James T (Director) Sale 5,698 23.35 133,071
2011-09-20 Lindstrom James T (Director) Option Ex 5,698 13.03 74,244
2011-09-14 Maheswaran Mohan (President and CEO) Sale 25,000 23.69 592,275
2011-09-14 Maheswaran Mohan (President and CEO) Option Ex 25,000 17.89 447,250
2011-09-06 Maheswaran Mohan (President and CEO) Sale 1,500 20.35 30,525
2011-08-24 Maheswaran Mohan (President and CEO) Sale 25,000 20.17 504,324
2011-08-24 Maheswaran Mohan (President and CEO) Option Ex 25,000 17.89 447,250
2011-08-13 Prutton Simon Martin (Vice President) Option Ex 6,250 .00 0
2011-08-10 Maheswaran Mohan (President and CEO) Sale 25,000 20.49 512,174
2011-08-10 Maheswaran Mohan (President and CEO) Option Ex 25,000 17.89 447,250
2011-08-05 Maheswaran Mohan (President and CEO) Sale 1,500 21.64 32,460
2011-07-27 Maheswaran Mohan (President and CEO) Sale 25,000 24.14 603,375
2011-07-27 Maheswaran Mohan (President and CEO) Option Ex 25,000 17.89 447,250
2011-07-15 Chukwu Emeka (VP - Chief Financial Officer) Sale 15,000 25.12 376,830
2011-07-15 Chukwu Emeka (VP - Chief Financial Officer) Option Ex 15,000 16.14 242,100
2011-07-13 Maheswaran Mohan (President and CEO) Sale 25,000 26.49 662,275
2011-07-13 Maheswaran Mohan (President and CEO) Option Ex 25,000 17.89 447,250
2011-07-07 Vargas Jose Jr (Vice President) Sale 14,334 28.16 403,573
2011-07-07 Vargas Jose Jr (Vice President) Option Ex 14,334 21.18 303,522
2011-07-06 Kim James Jungsup (Senior Vice President) Sale 18,000 27.75 499,572
2011-07-06 Kim James Jungsup (Senior Vice President) Option Ex 18,000 15.54 279,720
2011-07-06 Wilson John Michael (Senior Vice President) Sale 50,000 27.61 1,380,400
2011-07-06 Wilson John Michael (Senior Vice President) Option Ex 50,000 12.81 640,500
2011-07-05 Maheswaran Mohan (President and CEO) Sale 1,500 27.49 41,235
2011-06-30 Holliday Randall H (Vice President) Sale 5,334 27.25 145,324
2011-06-30 Holliday Randall H (Vice President) Option Ex 5,334 13.96 74,435
2011-06-23 Antle Glen M (Director) Sale 10,000 25.00 250,020
2011-06-23 Antle Glen M (Director) Option Ex 10,000 13.03 130,300
2011-06-22 Maheswaran Mohan (President and CEO) Sale 25,000 24.98 624,375
2011-06-22 Maheswaran Mohan (President and CEO) Option Ex 25,000 17.89 447,250
2011-06-15 Chukwu Emeka (VP - Chief Financial Officer) Sale 15,000 25.55 383,250
2011-06-15 Chukwu Emeka (VP - Chief Financial Officer) Option Ex 15,000 16.14 242,100
2011-06-08 Maheswaran Mohan (President and CEO) Sale 25,000 26.68 666,900
2011-06-08 Maheswaran Mohan (President and CEO) Option Ex 25,000 17.89 447,250
2011-06-08 Lindstrom James T (Director) Sale 5,000 26.74 133,720
2011-06-08 Lindstrom James T (Director) Option Ex 5,000 13.03 65,150
2011-06-07 Beltran Clemente (Vice President) Sale 11,000 27.02 297,220
2011-06-07 Beltran Clemente (Vice President) Option Ex 10,000 16.14 161,400
2011-06-06 Vargas Jose Jr (Vice President) Sale 15,000 27.00 405,015
2011-06-06 Vargas Jose Jr (Vice President) Option Ex 15,000 17.35 260,250
2011-06-06 Maheswaran Mohan (President and CEO) Sale 1,500 26.84 40,260
2011-06-03 Lindstrom James T (Director) Sale 5,000 27.12 135,610
2011-06-03 Lindstrom James T (Director) Option Ex 5,000 13.03 65,150
2011-05-31 Hahn Jonathan Jongho (Chief Information Officer) Sale 8,166 28.04 228,990
2011-05-31 Hahn Jonathan Jongho (Chief Information Officer) Option Ex 5,000 17.92 89,600
2011-05-31 Dantec Alain (Vice President) Sale 80,000 28.16 2,252,400
2011-05-31 Dantec Alain (Vice President) Option Ex 80,000 14.94 1,195,440
2011-05-25 Maheswaran Mohan (President and CEO) Sale 25,000 26.84 671,000
2011-05-25 Maheswaran Mohan (President and CEO) Option Ex 25,000 17.89 447,250
2011-05-19 Hahn Jonathan Jongho (Chief Information Officer) Option Ex 5,000 .00 0
2011-05-16 Chukwu Emeka (VP - Chief Financial Officer) Sale 15,000 27.98 419,700
2011-05-16 Chukwu Emeka (VP - Chief Financial Officer) Option Ex 15,000 16.14 242,100
2011-05-11 Maheswaran Mohan (President and CEO) Sale 25,000 27.66 691,425
2011-05-11 Maheswaran Mohan (President and CEO) Option Ex 25,000 17.89 447,250
2011-05-05 Maheswaran Mohan (President and CEO) Sale 1,500 27.00 40,500
2011-04-27 Maheswaran Mohan (President and CEO) Sale 25,000 27.63 690,800
2011-04-27 Maheswaran Mohan (President and CEO) Option Ex 25,000 17.89 447,250
2011-04-15 Chukwu Emeka (VP - Chief Financial Officer) Sale 20,000 25.47 509,360
2011-04-15 Chukwu Emeka (VP - Chief Financial Officer) Option Ex 15,000 16.14 242,100
2011-04-13 Maheswaran Mohan (President and CEO) Sale 25,000 25.45 636,225
2011-04-13 Maheswaran Mohan (President and CEO) Option Ex 25,000 17.89 447,250
2011-04-12 Dantec Alain (Vice President) Sale 10,000 25.54 255,350
2011-04-08 Piotrowski John L (Director) Sale 5,000 26.00 130,025
2011-04-08 Piotrowski John L (Director) Option Ex 5,000 13.03 65,150
2011-04-06 Antle Glen M (Director) Sale 5,000 26.19 130,950
2011-04-06 Antle Glen M (Director) Option Ex 5,000 10.94 54,700
2011-04-05 Maheswaran Mohan (President and CEO) Sale 1,500 24.43 36,645
2011-04-05 Wilson John Michael (Senior Vice President) Sale 6,993 25.20 176,251
2011-04-05 Wilson John Michael (Senior Vice President) Option Ex 6,993 23.44 163,901
2011-04-01 Wilson John Michael (Senior Vice President) Sale 4,300 25.06 107,762
2011-04-01 Wilson John Michael (Senior Vice President) Option Ex 4,300 23.44 100,783
2011-03-31 Wilson John Michael (Senior Vice President) Sale 28,707 25.07 719,828
2011-03-31 Wilson John Michael (Senior Vice President) Option Ex 28,707 23.44 672,834
2011-03-30 Kim James Jungsup (Senior Vice President) Sale 30,000 24.82 744,750
2011-03-30 Kim James Jungsup (Senior Vice President) Option Ex 30,000 17.41 522,450
2011-03-30 Beltran Clemente (Vice President) Sale 10,000 25.00 250,000
2011-03-30 Beltran Clemente (Vice President) Option Ex 10,000 16.14 161,400
2011-03-29 Kim James Jungsup (Senior Vice President) Sale 12,000 24.36 292,332
2011-03-29 Hankin Rockell N (Director) Sale 10,000 24.05 240,460
2011-03-25 Vargas Jose Jr (Vice President) Sale 4,333 24.52 106,258
2011-03-25 Vargas Jose Jr (Vice President) Option Ex 4,333 11.23 48,659
2011-03-23 Vargas Jose Jr (Vice President) Sale 3,800 23.82 90,512
2011-03-23 Maheswaran Mohan (President and CEO) Sale 25,000 23.57 589,175
2011-03-23 Maheswaran Mohan (President and CEO) Option Ex 25,000 17.89 447,250
2011-03-23 Holliday Randall H (Vice President) Sale 3,798 23.80 90,396
2011-03-22 Barry Kenneth J (Vice President) Sale 22,001 23.58 518,761
2011-03-22 Barry Kenneth J (Vice President) Option Ex 22,001 13.69 301,127
2011-03-22 Lindstrom James T (Director) Sale 5,000 23.56 117,785
2011-03-22 Lindstrom James T (Director) Option Ex 5,000 14.45 72,250
2011-03-21 Barry Kenneth J (Vice President) Sale 25,000 23.76 594,000
2011-03-21 Barry Kenneth J (Vice President) Option Ex 25,000 14.64 366,125
2011-03-18 Barry Kenneth J (Vice President) Sale 25,000 23.03 575,725
2011-03-18 Barry Kenneth J (Vice President) Option Ex 25,000 16.14 403,500
2011-03-16 Barry Kenneth J (Vice President) Sale 25,000 23.79 594,625
2011-03-16 Barry Kenneth J (Vice President) Option Ex 25,000 16.14 403,500
2011-03-15 Chukwu Emeka (VP - Chief Financial Officer) Sale 15,000 23.14 347,025
2011-03-15 Chukwu Emeka (VP - Chief Financial Officer) Option Ex 15,000 16.14 242,100
2011-03-14 Kim James Jungsup (Senior Vice President) Sale 27,050 24.34 658,478
2011-03-14 Kim James Jungsup (Senior Vice President) Option Ex 27,050 13.60 367,880
2011-03-14 Piotrowski John L (Director) Sale 5,000 24.71 123,550
2011-03-14 Piotrowski John L (Director) Option Ex 5,000 14.45 72,250
2011-03-09 Maheswaran Mohan (President and CEO) Sale 25,000 22.65 566,275
2011-03-09 Maheswaran Mohan (President and CEO) Option Ex 25,000 17.89 447,250
2011-03-07 Maheswaran Mohan (President and CEO) Sale 1,500 24.22 36,330
2011-03-02 Vargas Jose Jr (Vice President) Option Ex 3,000 .00 0
2011-03-02 Prutton Simon Martin (Vice President) Option Ex 3,000 .00 0
2011-03-02 Barry Kenneth J (Vice President) Option Ex 3,000 .00 0
2011-03-02 Kim James Jungsup (Vice President) Option Ex 3,666 .00 0
2011-03-02 Chukwu Emeka (VP - Chief Financial Officer) Option Ex 4,666 .00 0
2011-03-02 Beltran Clemente (Vice President) Option Ex 3,000 .00 0
2011-03-02 Dantec Alain (Vice President) Option Ex 3,833 .00 0
2011-03-02 Maheswaran Mohan (President and CEO) Option Ex 6,333 .00 0
2011-03-02 Holliday Randall H (Vice President) Option Ex 3,000 .00 0
2011-03-02 Wilson John Michael (Senior Vice President) Option Ex 3,000 .00 0
2011-03-02 Pohlman Jeffrey T (Senior Vice President) Option Ex 3,833 .00 0
2011-02-24 Vargas Jose Jr (Vice President) Option Ex 3,000 .00 0
2011-02-24 Prutton Simon Martin (Vice President) Option Ex 3,000 .00 0
2011-02-24 Barry Kenneth J (Vice President) Option Ex 3,000 .00 0
2011-02-24 Kim James Jungsup (Vice President) Option Ex 3,667 .00 0
2011-02-24 Dantec Alain (Vice President) Option Ex 3,833 .00 0
2011-02-24 Maheswaran Mohan (President and CEO) Option Ex 6,333 .00 0
2011-02-24 Holliday Randall H (Vice President) Option Ex 3,000 .00 0
2011-02-24 Wilson John Michael (Senior Vice President) Option Ex 3,000 .00 0
2011-02-24 Pohlman Jeffrey T (Senior Vice President) Option Ex 3,833 .00 0
2011-02-23 Maheswaran Mohan (President and CEO) Sale 25,000 22.83 570,800
2011-02-23 Maheswaran Mohan (President and CEO) Option Ex 25,000 17.89 447,250
2011-02-09 Maheswaran Mohan (President and CEO) Sale 25,000 22.35 558,825
2011-02-09 Maheswaran Mohan (President and CEO) Option Ex 25,000 17.89 447,250
2011-02-07 Maheswaran Mohan (President and CEO) Sale 1,500 22.47 33,705
2011-01-26 Maheswaran Mohan (President and CEO) Sale 25,000 22.05 551,325
2011-01-26 Maheswaran Mohan (President and CEO) Option Ex 25,000 17.89 447,250
2011-01-13 Wilson John Michael (Senior Vice President) Sale 4,000 23.25 93,020
2011-01-12 Maheswaran Mohan (President and CEO) Sale 25,000 23.03 575,700
2011-01-12 Maheswaran Mohan (President and CEO) Option Ex 25,000 17.89 447,250
2011-01-11 Chukwu Emeka (VP - Chief Financial Officer) Sale 20,334 23.16 471,037

Insider trading activities including stock purchases, stock sales, and option exercises of SMTC listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Semtech Corp (symbol SMTC, CIK number 88941) see the Securities and Exchange Commission (SEC) website.