Insider Trading activities of National Instruments Corp insiders. , Part 5

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of National Instruments Corp since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of National Instruments Corp since year 2005. (See page 1 of this report.) Table 2 shows the detailed insider transactions of National Instruments Corp since 2005. The reporting company's ticker symbol is NATI. The reporting company's CIK number is 935494.
The total value of stock buying since 2005 is $11,487,521.
The total value of stock sales since 2005 is $365,956,202.
The total value of stock option exercises since 2005 is $29,011,239.



Table 2. Detailed insider stock purchases, sales, and option exercises of National Instruments Corp insiders (NATI) , Part 5
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2010-10-18 Kodosky Jeffrey L Sale 8,000 32.66 261,288
2010-10-13 Kodosky Jeffrey L Sale 2,884 32.62 94,081
2010-10-12 Truchard James J (President) Sale 8,264 32.25 266,522
2010-10-12 Kodosky Jeffrey L Sale 9,116 32.43 295,659
2010-10-11 Truchard James J (President) Sale 2,236 32.57 72,817
2010-10-05 Kodosky Jeffrey L Sale 8,000 32.46 259,704
2010-10-04 Truchard James J (President) Sale 10,500 31.93 335,265
2010-10-04 Kodosky Jeffrey L Sale 4,000 31.88 127,528
2010-09-29 Kodosky Jeffrey L Sale 8,000 33.05 264,384
2010-09-28 Kodosky Jeffrey L Sale 2,880 32.18 92,681
2010-09-27 Truchard James J (President) Sale 10,500 31.99 335,874
2010-09-27 Kodosky Jeffrey L Sale 9,120 32.13 293,025
2010-09-24 Truchard James J (President) Sale 9,720 31.60 307,142
2010-09-22 Truchard James J (President) Sale 10,000 31.62 316,170
2010-09-21 Truchard James J (President) Sale 12,500 31.75 396,825
2010-09-20 Truchard James J (President) Sale 12,770 31.69 404,668
2010-09-20 Kodosky Jeffrey L Sale 12,000 31.71 380,496
2010-09-17 Truchard James J (President) Sale 18,010 31.40 565,586
2010-09-13 Kodosky Jeffrey L Sale 12,000 30.68 368,160
2010-09-08 Kodosky Jeffrey L Sale 4,000 30.32 121,300
2010-09-07 Kodosky Jeffrey L Sale 8,000 30.32 242,544
2010-08-31 Zogas Peter (Senior Vice President) Sale 1,800 28.50 51,305
2010-08-31 Kodosky Jeffrey L Sale 240 28.95 6,948
2010-08-30 Kodosky Jeffrey L Sale 11,760 28.94 340,334
2010-08-26 Zogas Peter (Senior Vice President) Sale 1,412 28.83 40,707
2010-08-23 Kodosky Jeffrey L Sale 12,000 29.24 350,928
2010-08-17 Finger Mark (Vice President) Sale 2,942 30.31 89,174
2010-08-16 Kodosky Jeffrey L Sale 12,000 29.34 352,044
2010-08-11 Davern Alexander M (CFO & Senior Vice President) Sale 4,000 30.70 122,804
2010-08-10 Kodosky Jeffrey L Sale 8,000 31.72 253,768
2010-08-09 Truchard James J (President) Sale 10,500 32.29 339,055
2010-08-09 Kodosky Jeffrey L Sale 4,000 32.32 129,264
2010-08-05 Carlton Donald M Sale 7,500 32.05 240,345
2010-08-05 Carlton Donald M Option Ex 7,500 24.01 180,052
2010-08-02 Razdan Ash Option Ex 225 27.11 6,100
2010-08-02 Porterfield Robert (Vice President) Option Ex 238 27.11 6,453
2010-08-02 Zogas Peter (Senior Vice President) Option Ex 311 27.11 8,432
2010-08-02 Almgren Ray (Vice President) Option Ex 230 27.11 6,236
2010-08-02 Graff John (Vice President) Option Ex 240 27.11 6,507
2010-08-02 Davern Alexander M (COO & Executive Vice President) Option Ex 300 27.11 8,134
2010-08-02 Hugley David (VP & General Counsel) Option Ex 346 27.11 9,381
2010-08-02 Finger Mark (Vice President) Option Ex 212 27.11 5,748
2010-08-02 Truchard James J (President) Sale 10,500 32.10 337,018
2010-08-02 Kodosky Jeffrey L Sale 12,000 32.00 383,964
2010-08-01 Graff John (Vice President) Option Ex 287 21.96 6,303
2010-07-28 Davern Alexander M (CFO & Senior Vice President) Option Ex 1,505 21.04 31,668
2010-07-27 Kodosky Jeffrey L Sale 8,000 32.98 263,824
2010-07-26 Truchard James J (President) Sale 10,500 32.18 337,879
2010-07-26 Kodosky Jeffrey L Sale 12,000 32.25 386,964
2010-07-23 Truchard James J (President) Sale 55,670 31.84 1,772,588
2010-07-22 Truchard James J (President) Sale 24,830 31.68 786,639
2010-07-19 Kodosky Jeffrey L Sale 12,000 30.52 366,204
2010-07-12 Kodosky Jeffrey L Sale 12,000 30.67 368,088
2010-07-06 Kodosky Jeffrey L Sale 12,000 30.80 369,564
2010-06-28 Truchard James J (President) Sale 35,000 32.87 1,150,450
2010-06-28 Kodosky Jeffrey L Sale 20,000 32.83 656,640
2010-06-21 Kodosky Jeffrey L Sale 20,000 32.69 653,760
2010-06-14 Kodosky Jeffrey L Sale 12,000 31.59 379,092
2010-06-07 Kodosky Jeffrey L Sale 12,000 30.34 364,116
2010-06-01 Kodosky Jeffrey L Sale 12,000 31.18 374,208
2010-05-28 Davern Alexander M (CFO & Senior Vice President) Sale 3,804 32.35 123,059
2010-05-28 Davern Alexander M (CFO & Senior Vice President) Option Ex 3,804 21.04 80,043
2010-05-24 Kodosky Jeffrey L Sale 12,000 31.21 374,532
2010-05-17 Kodosky Jeffrey L Sale 12,000 32.06 384,707
2010-05-10 Kodosky Jeffrey L Sale 20,000 32.89 657,880
2010-05-03 Razdan Ash Option Ex 245 24.98 6,120
2010-05-03 Porterfield Robert (Vice President) Option Ex 265 24.98 6,620
2010-05-03 Zogas Peter (Senior Vice President) Sale 8,600 34.43 296,089
2010-05-03 Zogas Peter (Senior Vice President) Option Ex 484 24.98 12,091
2010-05-03 Almgren Ray (Vice President) Option Ex 250 24.98 6,245
2010-05-03 Graff John (Vice President) Option Ex 260 24.98 6,495
2010-05-03 Davern Alexander M (COO & Executive Vice President) Option Ex 325 24.98 8,119
2010-05-03 Hugley David (VP & General Counsel) Option Ex 375 24.98 9,368
2010-05-03 Finger Mark (Vice President) Option Ex 230 24.98 5,745
2010-05-03 Truchard James J (President) Sale 10,500 34.67 364,035
2010-05-03 Kodosky Jeffrey L Sale 20,000 34.77 695,440
2010-05-02 Graff John (Vice President) Option Ex 7,778 11.99 93,242
2010-05-01 Razdan Ash Option Ex 1,650 .00 0
2010-05-01 Porterfield Robert (Vice President) Option Ex 5,000 .00 0
2010-05-01 Medica John K Option Ex 4,668 .00 0
2010-05-01 Zogas Peter (Senior Vice President) Option Ex 5,750 .00 0
2010-05-01 Almgren Ray (Vice President) Option Ex 2,900 .00 0
2010-05-01 Graff John (Vice President) Option Ex 3,000 .00 0
2010-05-01 Davern Alexander M (CFO & Senior Vice President) Option Ex 7,500 .00 0
2010-05-01 Le Duy Loan T Option Ex 4,668 .00 0
2010-05-01 Hugley David (VP & General Counsel) Option Ex 2,900 .00 0
2010-05-01 Roesslein Charles J Option Ex 4,668 .00 0
2010-05-01 Finger Mark (Vice President) Option Ex 2,900 .00 0
2010-05-01 Carlton Donald M Option Ex 4,668 .00 0
2010-04-29 Davern Alexander M (CFO & Senior Vice President) Sale 1,000 35.24 35,239
2010-04-29 Carlton Donald M Sale 10,002 34.92 349,299
2010-04-27 Razdan Ash Sale 3,857 36.90 142,323
2010-04-27 Kodosky Jeffrey L Sale 8,000 36.55 292,440
2010-04-26 Truchard James J (President) Sale 10,500 36.68 385,150
2010-04-26 Kodosky Jeffrey L Sale 12,000 36.56 438,756
2010-04-20 Kodosky Jeffrey L Sale 12,000 35.69 428,328
2010-04-19 Truchard James J (President) Sale 10,500 35.21 369,673
2010-04-19 Kodosky Jeffrey L Sale 8,000 35.39 283,152
2010-04-14 Razdan Ash Sale 132 35.90 4,738
2010-04-14 Razdan Ash Option Ex 132 20.12 2,655
2010-04-13 Kodosky Jeffrey L Sale 12,000 35.06 420,696
2010-04-12 Truchard James J (President) Sale 10,500 35.11 368,633
2010-04-12 Kodosky Jeffrey L Sale 8,000 35.09 280,680
2010-04-06 Almgren Ray (Vice President) Sale 7,347 34.96 256,880
2010-04-06 Almgren Ray (Vice President) Option Ex 7,347 21.04 154,595
2010-04-06 Roesslein Charles J Option Ex 15,000 31.25 468,750
2010-04-05 Truchard James J (President) Sale 10,500 34.61 363,394
2010-04-05 Kodosky Jeffrey L Sale 20,000 34.49 689,820
2010-04-01 Almgren Ray (Vice President) Sale 4,801 34.45 165,384
2010-03-30 Kodosky Jeffrey L Sale 12,000 33.44 401,256
2010-03-29 Le Duy Loan T Option Ex 15,000 17.17 257,594
2010-03-29 Truchard James J (President) Sale 10,500 33.38 350,511
2010-03-29 Kodosky Jeffrey L Sale 8,000 33.52 268,136
2010-03-22 Truchard James J (President) Sale 10,500 33.05 347,024
2010-03-22 Kodosky Jeffrey L Sale 20,000 33.07 661,440
2010-03-19 Porterfield Robert (Vice President) Option Ex 9,000 32.08 288,747
2010-03-19 Carlton Donald M Option Ex 7,500 30.92 231,877
2010-03-18 Hugley David (VP & General Counsel) Option Ex 15,000 32.08 481,245
2010-03-17 Razdan Ash Sale 9,368 33.90 317,575
2010-03-17 Razdan Ash Option Ex 9,368 21.04 197,121
2010-03-15 Zogas Peter (Senior Vice President) Option Ex 30,000 32.08 962,490
2010-03-15 Graff John (Vice President) Option Ex 30,000 32.08 962,490
2010-03-15 Finger Mark (Vice President) Option Ex 15,000 32.08 481,245
2010-03-15 Truchard James J (President) Sale 10,500 33.30 349,702
2010-03-15 Kodosky Jeffrey L Sale 20,000 33.34 666,700
2010-03-11 Almgren Ray (Vice President) Sale 17,086 32.92 562,454
2010-03-11 Almgren Ray (Vice President) Option Ex 15,000 32.08 481,245
2010-03-10 Kodosky Jeffrey L Sale 8,000 32.95 263,600
2010-03-09 Razdan Ash Sale 753 32.90 24,773
2010-03-09 Razdan Ash Option Ex 753 32.08 24,158
2010-03-08 Razdan Ash Sale 162 32.90 5,329
2010-03-08 Razdan Ash Option Ex 162 32.08 5,197
2010-03-08 Davern Alexander M (CFO & Senior Vice President) Option Ex 112,500 32.08 3,609,337
2010-03-08 Truchard James J (President) Sale 10,500 32.68 343,119
2010-03-08 Kodosky Jeffrey L Sale 12,000 32.64 391,716
2010-03-05 Razdan Ash Sale 14,085 32.92 463,621
2010-03-05 Razdan Ash Option Ex 14,085 32.08 451,889
2010-03-01 Truchard James J (President) Sale 10,500 31.87 334,666
2010-03-01 Kodosky Jeffrey L Sale 12,000 32.02 384,180
2010-02-24 Zogas Peter (Senior Vice President) Sale 3,500 31.28 109,490
2010-02-24 Almgren Ray (Vice President) Sale 1,114 31.05 34,595
2010-02-22 Truchard James J (President) Sale 10,500 31.35 329,143
2010-02-22 Kodosky Jeffrey L Sale 12,000 31.36 376,320
2010-02-19 Graff John (Vice President) Sale 2,765 31.23 86,337
2010-02-18 Razdan Ash Sale 3,000 31.90 95,700
2010-02-17 Davern Alexander M (CFO & Senior Vice President) Sale 2,500 31.30 78,250
2010-02-16 Truchard James J (President) Sale 10,500 30.74 322,728
2010-02-16 Kodosky Jeffrey L Sale 12,000 30.96 371,496
2010-02-11 Finger Mark (Vice President) Sale 5,553 30.54 169,566
2010-02-11 Finger Mark (Vice President) Option Ex 5,553 21.04 116,846

Insider trading activities including stock purchases, stock sales, and option exercises of NATI listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of National Instruments Corp (symbol NATI, CIK number 935494) see the Securities and Exchange Commission (SEC) website.