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Insider Trading: On Semiconductor Corp

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of On Semiconductor Corp in the last 24 months are illustrated in figures 1 and 2. Table 1 shows the monthly insider trading data of On Semiconductor Corp since year 2005. Table 2 shows the detailed insider transactions of On Semiconductor Corp since 2005. The reporting company's ticker symbol is ONNN. The reporting company's CIK number is 1097864.

The total value of stock buying since 2005 is $1,084,775. The total value of stock sales is $1,701,736,663. The total value of stock exercises is $10,512,543.


1 year stock price chart,   1 day stock price chart
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Figure 1. Monthly insider transaction values at On Semiconductor Corp (ONNN) in the past 24 months. The trade values of insider stock buys, sales, and option exercises are in logarithmic scale as shown on the right axis labels. The detailed monthly and daily insider transactions are listed in the 2 tables below.

  • 09

  • 10

  • 11

  • 12

  • 01 2007

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • 09

  • 10

  • 11

  • 12

  • 01 2008

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • $544,649k

    $54,464k

    $5,446k

    $544k

  • Buy
  • Sale
  • Option Exercise

Figure 2. Average prices of insider buys, sales, and option exercises at On Semiconductor Corp (ONNN) in the past 24 months. See table 2 for insider transaction details.

  • 09

  • 10

  • 11

  • 12

  • 01 2007

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • 09

  • 10

  • 11

  • 12

  • 01 2008

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • $12.80

    $9.60

    $6.40

    $3.20



Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for On Semiconductor Corp (ONNN).
Trading Period
year-month  
Insider Buying     
Shares               Value ($)
Insider Sales     
Shares               Value ($)
Option Exercises     
Shares               Value ($)
2008-08 0 0 411,995 4,196,691 242,952 1,114,643
2008-05 0 0 79,614 776,226 0 0
2008-02 178,000 1,084,775 0 0 0 0
2007-10 0 0 55,000 703,300 35,000 227,499
2007-09 0 0 597,332 7,341,348 590,000 2,933,965
2007-08 0 0 1,500 17,385 0 0
2007-07 0 0 11,250 127,942 12,250 60,812
2007-05 0 0 49,310,272 544,649,084 42,000 196,020
2007-04 0 0 279,712 3,031,281 273,545 857,798
2007-03 0 0 430,500 4,369,201 450,000 765,000
2007-02 0 0 46,386,215 428,289,257 973,720 2,079,443
2007-01 0 0 378,917 3,107,199 392,417 803,106
2006-12 0 0 23,087,024 164,427,996 36,750 65,757
2006-11 0 0 189,500 1,210,855 50,000 97,000
2006-10 0 0 3,128,148 19,786,353 0 0
2006-09 0 0 7,806,449 49,315,220 0 0
2006-08 0 0 72,354,179 459,653,418 10,000 0
2006-07 0 0 1,034,164 6,417,061 10,000 15,000
2006-05 0 0 10,890 78,190 0 0
2006-04 0 0 115,000 862,500 120,000 276,000
2006-02 0 0 345,000 2,523,770 370,000 581,500
2006-01 0 0 115,000 844,075 115,000 439,000
2005-08 0 0 1,500 8,311 0 0

Table 2. Detailed insider stock purchases, sales, and option exercises for On Semiconductor Corp (ONNN)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2008-08-27 Cave George H (SVP, G Counsel CC&EO, Sec) Sale 4,128 9.59 39,571
2008-08-14 Jackson Keith D (CEO & Pres.) Sale 75,000 10.61 795,982
2008-08-14 Jackson Keith D (CEO & Pres.) Option Exercise 75,000 4.80 360,000
2008-08-14 Colvin Donald A (Exec VP & CFO) Sale 75,000 10.54 790,815
2008-08-14 Colvin Donald A (Exec VP & CFO) Option Exercise 75,000 4.80 360,000
2008-08-12 Mahoney Robert Charles (Exec VP Sales & Marketing) Sale 33,464 10.31 345,013
2008-08-12 Mahoney Robert Charles (Exec VP Sales & Marketing) Option Exercise 33,464 5.04 168,792
2008-08-08 King Christine (Director) Option Exercise 14,488 .68 9,851
2008-08-07 King Christine (Director) Sale 119,602 9.85 1,177,840
2008-08-06 Cave George H (SVP, G Counsel CC&EO, Sec) Sale 30,000 10.19 305,700
2008-08-06 Cave George H (SVP, G Counsel CC&EO, Sec) Option Exercise 30,000 4.80 144,000
2008-05-23 Mahoney Robert Charles (Exec VP Sales & Marketing) Sale 12,614 9.88 124,626
2008-05-09 Cave George H (SVP, G Counsel CC&EO, Sec) Sale 7,000 9.60 67,200
2008-05-08 King Christine (Director) Sale 60,000 9.74 584,400
2008-02-15 Mccranie J Daniel (Director) Purchase 100,000 5.89 589,475
2008-02-11 Smith Robert Henry (Director) Purchase 78,000 6.35 495,300
2007-10-23 Williams Michael Andrew (SVP Auto & Pwr Reg Grp) Sale 5,000 13.00 65,000
2007-10-23 Williams Michael Andrew (SVP Auto & Pwr Reg Grp) Option Exercise 5,000 4.52 22,599
2007-10-23 George William (Executive VP) Sale 20,000 13.00 260,000
2007-10-01 Williams Michael Andrew (SVP Auto & Pwr Reg Grp) Sale 20,000 12.61 252,200
2007-10-01 Williams Michael Andrew (SVP Auto & Pwr Reg Grp) Option Exercise 20,000 6.83 136,600
2007-09-25 Jackson Keith D (CEO & Pres.) Sale 66,667 12.50 833,337
2007-09-25 Jackson Keith D (CEO & Pres.) Option Exercise 75,000 7.02 526,500
2007-09-24 Jackson Keith D (CEO & Pres.) Sale 66,666 12.55 835,416
2007-09-24 Jackson Keith D (CEO & Pres.) Option Exercise 75,000 7.02 526,500
2007-09-21 Jackson Keith D (CEO & Pres.) Sale 66,667 12.58 838,984
2007-09-21 Jackson Keith D (CEO & Pres.) Option Exercise 75,000 7.02 526,500
2007-09-21 Cave George H (SVP, G Counsel CC&EO, Sec) Sale 1,500 12.79 19,185
2007-09-21 Cave George H (SVP, G Counsel CC&EO, Sec) Option Exercise 2,000 3.22 6,440
2007-09-20 Jackson Keith D (CEO & Pres.) Sale 45,000 12.55 564,750
2007-09-20 Jackson Keith D (CEO & Pres.) Option Exercise 50,000 6.83 341,500
2007-09-19 Jackson Keith D (CEO & Pres.) Sale 67,500 12.22 824,850
2007-09-19 Jackson Keith D (CEO & Pres.) Option Exercise 75,000 4.80 360,000
2007-09-19 Colvin Donald A (Exec VP & CFO) Sale 50,000 12.50 625,000
2007-09-19 Colvin Donald A (Exec VP & CFO) Option Exercise 50,000 1.31 65,500
2007-09-18 Jackson Keith D (CEO & Pres.) Sale 67,500 11.80 796,500
2007-09-18 Jackson Keith D (CEO & Pres.) Option Exercise 75,000 4.80 360,000
2007-09-18 Colvin Donald A (Exec VP & CFO) Sale 50,000 12.18 609,000
2007-09-18 Colvin Donald A (Exec VP & CFO) Option Exercise 50,000 1.31 65,500
2007-09-18 Cave George H (SVP, G Counsel CC&EO, Sec) Sale 12,000 11.90 142,800
2007-09-18 Cave George H (SVP, G Counsel CC&EO, Sec) Option Exercise 13,000 6.92 90,025
2007-09-13 Colvin Donald A (Exec VP & CFO) Sale 50,000 11.55 577,550
2007-09-13 Colvin Donald A (Exec VP & CFO) Option Exercise 50,000 1.31 65,500
2007-08-02 Hall William (Sr VP & GM, Std Prod Grp) Sale 1,500 11.59 17,385
2007-07-31 Cave George H (SVP, G Counsel CC&EO, Sec) Sale 1,500 12.29 18,435
2007-07-31 Cave George H (SVP, G Counsel CC&EO, Sec) Option Exercise 2,000 3.22 6,440
2007-07-12 Cave George H (SVP, G Counsel CC&EO, Sec) Sale 1,500 11.79 17,685
2007-07-12 Cave George H (SVP, G Counsel CC&EO, Sec) Option Exercise 2,000 3.22 6,440
2007-07-03 Mahoney Robert Charles (Exec VP Sales & Marketing) Sale 8,250 11.13 91,822
2007-07-03 Mahoney Robert Charles (Exec VP Sales & Marketing) Option Exercise 8,250 5.81 47,932
2007-05-16 Cave George H (SVP, G Counsel CC&EO, Sec) Sale 26,000 11.15 289,900
2007-05-16 Cave George H (SVP, G Counsel CC&EO, Sec) Option Exercise 26,000 4.95 128,700
2007-05-11 Mccranie J Daniel (Director) Sale 80,000 11.18 894,000
2007-05-11 Cave George H (SVP, G Counsel CC&EO, Sec) Sale 10,000 11.24 112,400
2007-05-11 Cave George H (SVP, G Counsel CC&EO, Sec) Option Exercise 10,000 4.80 48,000
2007-05-09 Cave George H (SVP, G Counsel CC&EO, Sec) Sale 10,000 11.25 112,500
2007-05-09 Cave George H (SVP, G Counsel CC&EO, Sec) Option Exercise 6,000 3.22 19,320
2007-05-07 Tpg Advisors Ii Inc (10% Owner) Sale 49,184,272 11.04 543,240,284
2007-04-30 Mahoney Robert Charles (Exec VP Sales & Marketing) Sale 29,667 10.96 325,155
2007-04-30 Mahoney Robert Charles (Exec VP Sales & Marketing) Option Exercise 23,000 7.02 161,460
2007-04-27 Mahoney Robert Charles (Exec VP Sales & Marketing) Sale 30,212 11.33 342,415
2007-04-27 Mahoney Robert Charles (Exec VP Sales & Marketing) Option Exercise 30,212 6.92 209,218
2007-04-27 Schromm William A. (SVP & GM Comput Prods Grp) Sale 45,000 10.94 492,480
2007-04-27 Schromm William A. (SVP & GM Comput Prods Grp) Option Exercise 45,000 5.06 227,531
2007-04-27 George William (Executive VP, Operations) Sale 100,000 10.84 1,084,000
2007-04-27 George William (Executive VP, Operations) Option Exercise 100,000 1.25 125,000
2007-04-27 Cave George H (SVP, G Counsel CC&EO, Sec) Sale 1,500 11.49 17,235
2007-04-27 Cave George H (SVP, G Counsel CC&EO, Sec) Option Exercise 2,000 3.22 6,440
2007-04-25 Schromm William A. (SVP & GM Comput Prods Grp) Sale 15,000 10.50 157,500
2007-04-25 Schromm William A. (SVP & GM Comput Prods Grp) Option Exercise 15,000 2.71 40,650
2007-04-25 George William (Executive VP, Operations) Sale 58,333 10.50 612,496
2007-04-25 George William (Executive VP, Operations) Option Exercise 58,333 1.50 87,499
2007-03-26 Schromm William A. (SVP & GM Comput Prods Grp) Sale 7,000 9.58 67,060
2007-03-12 Jackson Keith D (CEO & Pres.) Sale 270,000 10.21 2,756,111
2007-03-12 Jackson Keith D (CEO & Pres.) Option Exercise 300,000 1.80 540,000
2007-03-09 George William (Executive VP, Operations) Sale 50,000 10.25 512,500
2007-03-09 George William (Executive VP, Operations) Option Exercise 50,000 1.50 75,000
2007-03-08 George William (Executive VP, Operations) Sale 100,000 10.00 1,000,000
2007-03-08 George William (Executive VP, Operations) Option Exercise 100,000 1.50 150,000
2007-02-23 Williams Michael Andrew (SVP Auto & Pwr Reg Grp) Sale 2,060 10.67 21,980
2007-02-23 Cave George H (SVP, G Counsel CC&EO, Sec) Sale 30,000 10.55 316,462
2007-02-23 Cave George H (SVP, G Counsel CC&EO, Sec) Option Exercise 30,000 3.22 96,600
2007-02-22 Williams Michael Andrew (SVP Auto & Pwr Reg Grp) Sale 18,250 10.52 191,959
2007-02-22 Williams Michael Andrew (SVP Auto & Pwr Reg Grp) Option Exercise 18,250 4.36 79,509
2007-02-21 Mahoney Robert Charles (Exec VP Sales & Marketing) Sale 10,000 10.19 101,900
2007-02-21 Mahoney Robert Charles (Exec VP Sales & Marketing) Option Exercise 10,000 4.80 48,000
2007-02-16 Cave George H (SVP, G Counsel CC&EO, Sec) Sale 5,435 10.19 55,382
2007-02-16 Crawford Curtis J (Director) Sale 200,000 10.11 2,021,076
2007-02-16 Crawford Curtis J (Director) Option Exercise 200,000 1.50 300,000
2007-02-14 Schromm William A. (SVP & GM Comput Prods Grp) Sale 7,250 9.92 71,923
2007-02-14 Schromm William A. (SVP & GM Comput Prods Grp) Option Exercise 7,250 1.38 9,968
2007-02-12 Mahoney Robert Charles (Exec VP Sales & Marketing) Sale 5,000 9.42 47,102
2007-02-12 Mahoney Robert Charles (Exec VP Sales & Marketing) Option Exercise 5,000 3.89 19,450
2007-02-09 Smith Robert Henry (Director) Sale 90,000 9.55 859,257
2007-02-09 George William (Executive VP, Operations) Sale 73,260 9.56 700,365
2007-02-09 George William (Executive VP, Operations) Option Exercise 73,260 1.50 109,890
2007-02-08 George William (Executive VP, Operations) Sale 126,740 9.55 1,210,367
2007-02-08 George William (Executive VP, Operations) Option Exercise 126,740 1.50 190,110
2007-02-08 Cave George H (SVP, G Counsel CC&EO, Sec) Sale 48,000 9.60 460,800
2007-02-08 Cave George H (SVP, G Counsel CC&EO, Sec) Option Exercise 48,000 1.25 60,000
2007-02-07 Boyce Richard W (Director) Sale 180,000 9.60 1,728,000
2007-02-06 Jackson Keith D (CEO & Pres.) Sale 25,000 9.42 235,550
2007-02-06 Jackson Keith D (CEO & Pres.) Option Exercise 25,000 1.80 45,000
2007-02-06 Mccranie J Daniel (Director) Sale 334,178 9.60 3,207,631
2007-02-06 Mccranie J Daniel (Director) Option Exercise 189,178 3.06 579,515
2007-02-06 Cave George H (SVP, G Counsel CC&EO, Sec) Sale 45,667 9.60 438,284
2007-02-06 Cave George H (SVP, G Counsel CC&EO, Sec) Option Exercise 45,667 1.38 62,792
2007-02-05 Mahoney Robert Charles (Exec VP Sales & Marketing) Sale 4,375 9.56 41,825
2007-02-05 Mahoney Robert Charles (Exec VP Sales & Marketing) Option Exercise 4,375 1.25 5,468
2007-02-05 Jackson Keith D (CEO & Pres.) Sale 25,000 9.52 237,917
2007-02-05 Jackson Keith D (CEO & Pres.) Option Exercise 25,000 1.80 45,000
2007-02-05 Tpg Advisors Ii Inc (10% Owner) Sale 45,000,000 9.22 414,900,000
2007-02-02 Schromm William A. (SVP & GM Comput Prods Grp) Sale 4,500 9.82 44,190
2007-02-02 Schromm William A. (SVP & GM Comput Prods Grp) Option Exercise 4,500 4.80 21,600
2007-02-02 Jackson Keith D (CEO & Pres.) Sale 20,000 9.82 196,450
2007-02-02 Jackson Keith D (CEO & Pres.) Option Exercise 25,000 1.80 45,000
2007-02-01 Schromm William A. (SVP & GM Comput Prods Grp) Sale 51,500 9.23 475,173
2007-02-01 Schromm William A. (SVP & GM Comput Prods Grp) Option Exercise 51,500 4.58 236,041
2007-02-01 Jackson Keith D (CEO & Pres.) Sale 20,000 9.07 181,420
2007-02-01 Jackson Keith D (CEO & Pres.) Option Exercise 25,000 1.80 45,000
2007-02-01 Colvin Donald A (Exec VP & CFO) Sale 50,000 9.07 453,550
2007-02-01 Colvin Donald A (Exec VP & CFO) Option Exercise 50,000 1.31 65,500
2007-02-01 Cave George H (SVP, G Counsel CC&EO, Sec) Sale 10,000 9.07 90,694
2007-02-01 Cave George H (SVP, G Counsel CC&EO, Sec) Option Exercise 10,000 1.50 15,000
2007-01-26 Jackson Keith D (CEO & Pres.) Sale 50,000 8.50 425,000
2007-01-26 Jackson Keith D (CEO & Pres.) Option Exercise 50,000 1.80 90,000
2007-01-25 Schromm William A. (SVP & GM Comput Prods Grp) Sale 10,000 8.48 84,800
2007-01-25 Schromm William A. (SVP & GM Comput Prods Grp) Option Exercise 10,000 3.86 38,600
2007-01-25 Jackson Keith D (CEO & Pres.) Sale 45,000 8.50 382,500
2007-01-25 Jackson Keith D (CEO & Pres.) Option Exercise 50,000 1.80 90,000
2007-01-25 Colvin Donald A (Exec VP & CFO) Sale 50,000 8.50 425,000
2007-01-25 Colvin Donald A (Exec VP & CFO) Option Exercise 50,000 1.31 65,500
2007-01-10 Williams Michael Andrew (SVP Auto & Pwr Reg Grp) Sale 10,000 8.25 82,500
2007-01-10 Williams Michael Andrew (SVP Auto & Pwr Reg Grp) Option Exercise 10,000 7.02 70,200
2007-01-10 Cave George H (SVP, G Counsel CC&EO, Sec) Sale 10,000 8.25 82,500
2007-01-10 Cave George H (SVP, G Counsel CC&EO, Sec) Option Exercise 10,000 1.50 15,000
2007-01-09 Jackson Keith D (CEO & Pres.) Sale 50,000 8.03 401,715
2007-01-09 Jackson Keith D (CEO & Pres.) Option Exercise 50,000 1.80 90,000
2007-01-08 Williams Michael Andrew (SVP Auto & Pwr Reg Grp) Sale 35,417 7.92 280,384
2007-01-08 Williams Michael Andrew (SVP Auto & Pwr Reg Grp) Option Exercise 33,917 3.02 102,556
2007-01-08 Schromm William A. (SVP & GM Comput Prods Grp) Sale 9,000 7.95 71,550
2007-01-08 Schromm William A. (SVP & GM Comput Prods Grp) Option Exercise 9,000 3.22 28,980
2007-01-08 Jackson Keith D (CEO & Pres.) Sale 45,000 8.00 360,000
2007-01-08 Jackson Keith D (CEO & Pres.) Option Exercise 50,000 1.80 90,000
2007-01-08 Colvin Donald A (Exec VP & CFO) Sale 45,000 8.00 360,000
2007-01-08 Colvin Donald A (Exec VP & CFO) Option Exercise 50,000 1.31 65,500
2007-01-08 Cave George H (SVP, G Counsel CC&EO, Sec) Sale 10,000 8.00 80,000
2007-01-08 Cave George H (SVP, G Counsel CC&EO, Sec) Option Exercise 10,000 1.25 12,500
2007-01-04 Williams Michael Andrew (SVP Auto & Pwr Reg Grp) Sale 9,500 7.50 71,250
2007-01-04 Williams Michael Andrew (SVP Auto & Pwr Reg Grp) Option Exercise 9,500 4.66 44,270
2006-12-29 Tpg Advisors Ii Inc (10% Owner) Sale 9,749,303 7.18 69,999,995
2006-12-12 Williams Michael Andrew (SVP Auto & Pwr Reg Grp) Sale 2,000 7.86 15,720
2006-12-12 Williams Michael Andrew (SVP Auto & Pwr Reg Grp) Option Exercise 2,000 3.86 7,720
2006-12-12 Schromm William A. (SVP & GM Comput Prods Grp) Sale 10,000 7.71 77,100
2006-12-12 Schromm William A. (SVP & GM Comput Prods Grp) Option Exercise 10,000 2.71 27,100
2006-12-07 Schromm William A. (SVP & GM Comput Prods Grp) Sale 2,750 7.00 19,250
2006-12-07 Schromm William A. (SVP & GM Comput Prods Grp) Option Exercise 2,750 1.25 3,437
2006-12-07 Cave George H (SVP, G Counsel CC&EO, Sec) Sale 22,000 7.23 159,133
2006-12-07 Cave George H (SVP, G Counsel CC&EO, Sec) Option Exercise 22,000 1.25 27,500
2006-12-07 Tpg Advisors Ii Inc (10% Owner) Sale 4,774,788 7.33 34,801,558
2006-12-06 Tpg Advisors Ii Inc (10% Owner) Sale 2,545,507 6.66 16,941,409
2006-12-05 Tpg Advisors Ii Inc (10% Owner) Sale 788,394 6.90 5,170,648
2006-12-04 Tpg Advisors Ii Inc (10% Owner) Sale 1,095,700 6.58 7,204,227
2006-11-30 Tpg Advisors Ii Inc (10% Owner) Sale 139,500 6.50 907,447
2006-11-20 Mahoney Robert Charles (Exec VP Sales & Marketing) Sale 50,000 6.07 303,408
2006-11-20 Mahoney Robert Charles (Exec VP Sales & Marketing) Option Exercise 50,000 1.94 97,000
2006-10-27 Tpg Advisors Ii Inc (10% Owner) Sale 319,477 6.31 2,015,899
2006-10-26 Tpg Advisors Ii Inc (10% Owner) Sale 495,741 6.26 3,103,338
2006-10-19 Tpg Advisors Ii Inc (10% Owner) Sale 26,807 6.26 167,677
2006-10-18 Tpg Advisors Ii Inc (10% Owner) Sale 301,147 6.35 1,913,287
2006-10-17 Tpg Advisors Ii Inc (10% Owner) Sale 1,219,076 6.36 7,753,323
2006-10-16 Tpg Advisors Ii Inc (10% Owner) Sale 765,900 6.31 4,832,829
2006-09-28 Tpg Advisors Ii Inc (10% Owner) Sale 45,517 6.26 284,708
2006-09-27 Tpg Advisors Ii Inc (10% Owner) Sale 164,300 6.26 1,029,339
2006-09-26 Tpg Advisors Ii Inc (10% Owner) Sale 382,100 6.26 2,393,856
2006-09-25 Tpg Advisors Ii Inc (10% Owner) Sale 150,029 6.25 937,681
2006-09-22 Tpg Advisors Ii Inc (10% Owner) Sale 186,800 6.26 1,169,368
2006-09-21 Tpg Advisors Ii Inc (10% Owner) Sale 29,885 6.28 187,677
2006-09-20 Tpg Advisors Ii Inc (10% Owner) Sale 373,818 6.34 2,363,664
2006-09-19 Tpg Advisors Ii Inc (10% Owner) Sale 564,700 6.35 3,585,845
2006-09-18 Tpg Advisors Ii Inc (10% Owner) Sale 773,167 6.50 5,024,039
2006-09-15 Tpg Advisors Ii Inc (10% Owner) Sale 913,200 6.44 5,876,442
2006-09-14 Tpg Advisors Ii Inc (10% Owner) Sale 1,023,050 6.33 6,555,480
2006-09-13 Tpg Advisors Ii Inc (10% Owner) Sale 705,441 6.27 4,423,115
2006-09-12 Tpg Advisors Ii Inc (10% Owner) Sale 569,700 6.06 3,449,533
2006-09-07 Tpg Advisors Ii Inc (10% Owner) Sale 624 6.00 3,744
2006-09-06 Tpg Advisors Ii Inc (10% Owner) Sale 344,800 6.04 2,080,868
2006-09-05 Tpg Advisors Ii Inc (10% Owner) Sale 387,768 6.01 2,331,778
2006-09-01 Tpg Advisors Ii Inc (10% Owner) Sale 38,900 6.03 234,567
2006-08-31 Tpg Advisors Ii Inc (10% Owner) Sale 666,442 6.05 4,031,974
2006-08-30 Cave George H (SVP, G Counsel CC&EO, Sec) Option Exercise 10,000 .00 0
2006-08-30 Tpg Advisors Ii Inc (10% Owner) Sale 1,245,325 6.03 7,509,309
2006-08-25 Tpg Advisors Ii Inc (10% Owner) Sale 4,300 6.00 25,800
2006-08-24 Tpg Advisors Ii Inc (10% Owner) Sale 29,400 6.00 176,400
2006-08-23 Tpg Advisors Ii Inc (10% Owner) Sale 28,800 6.02 173,232
2006-08-18 Tpg Advisors Ii Inc (10% Owner) Sale 433,900 6.04 2,620,756
2006-08-17 Tpg Advisors Ii Inc (10% Owner) Sale 876,300 6.08 5,323,522
2006-08-16 Tpg Advisors Ii Inc (10% Owner) Sale 1,070,500 6.04 6,460,467
2006-08-09 Tpg Advisors Ii Inc (10% Owner) Sale 1,149,400 6.06 6,971,110
2006-08-08 Tpg Advisors Ii Inc (10% Owner) Sale 31,405,033 6.33 200,812,643
2006-08-07 Tpg Advisors Ii Inc (10% Owner) Sale 529,400 6.16 3,263,751
2006-08-04 Tpg Advisors Ii Inc (10% Owner) Sale 779,450 6.24 4,866,993
2006-08-03 Tpg Advisors Ii Inc (10% Owner) Sale 788,500 6.13 4,833,505
2006-08-02 Tpg Advisors Ii Inc (10% Owner) Sale 539,900 6.05 3,266,395
2006-08-01 Tpg Advisors Ii Inc (10% Owner) Sale 1,100,000 6.11 6,721,999
2006-07-31 Cave George H (SVP, G Counsel CC&EO, Sec) Sale 10,000 6.25 62,500
2006-07-31 Cave George H (SVP, G Counsel CC&EO, Sec) Option Exercise 10,000 1.50 15,000
2006-07-31 Tpg Advisors Ii Inc (10% Owner) Sale 921,664 6.14 5,735,120
2006-05-05 Cave George H (Sr. VP, G Counsel, CC&EO, Sec.) Sale 10,890 7.18 78,190
2006-04-03 Green Peter (Sr. VP, Integrated Power Group) Sale 20,000 7.50 150,000
2006-04-03 Green Peter (Sr. VP, Integrated Power Group) Option Exercise 20,000 4.80 96,000
2006-04-03 Jackson Keith D (President, CEO & Director) Sale 95,000 7.50 712,500
2006-04-03 Jackson Keith D (President, CEO & Director) Option Exercise 100,000 1.80 180,000
2006-02-02 Jackson Keith D (President, CEO & Dir) Sale 95,000 7.50 712,595
2006-02-02 Jackson Keith D (President, CEO & Dir) Option Exercise 100,000 1.80 180,000
2006-02-01 Jackson Keith D (President, CEO & Dir) Sale 95,000 7.13 677,350
2006-02-01 Jackson Keith D (President, CEO & Dir) Option Exercise 100,000 1.80 180,000
2006-02-01 Colvin Donald A (Sr. VP and CFO) Sale 135,000 7.32 987,525
2006-02-01 Colvin Donald A (Sr. VP and CFO) Option Exercise 150,000 1.31 196,500
2006-02-01 Cave George H (Senior Vice Presiden) Sale 20,000 7.32 146,300
2006-02-01 Cave George H (Senior Vice Presiden) Option Exercise 20,000 1.25 25,000
2006-01-26 Green Peter (Senior Vice Presiden) Sale 75,000 7.50 562,500
2006-01-26 Green Peter (Senior Vice Presiden) Option Exercise 75,000 4.40 330,000
2006-01-26 Cave George H (Senior Vice Presiden) Sale 5,000 7.50 37,500
2006-01-26 Cave George H (Senior Vice Presiden) Option Exercise 5,000 1.25 6,250
2006-01-19 Cave George H (Senior Vice Presiden) Sale 5,000 7.01 35,035
2006-01-19 Cave George H (Senior Vice Presiden) Option Exercise 5,000 1.25 6,250
2006-01-19 Bradford William R (Senior Vice Presiden) Sale 20,000 7.20 144,040
2006-01-19 Bradford William R (Senior Vice Presiden) Option Exercise 20,000 4.20 84,000
2006-01-10 Cave George H (Senior Vice Presiden) Sale 10,000 6.50 65,000
2006-01-10 Cave George H (Senior Vice Presiden) Option Exercise 10,000 1.25 12,500
2005-08-05 Green Peter (Senior Vice Presiden) Sale 1,500 5.54 8,311

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of On Semiconductor Corp (symbol ONNN, CIK number 1097864) see the Securities and Exchange Commission (SEC) website.

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