Insider Trading: Micrel Inc

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Micrel Inc in the last 24 months are illustrated in figures 1 and 2. Table 1 shows the monthly insider trading data of Micrel Inc since year 2005. Table 2 shows the detailed insider transactions of Micrel Inc since 2005. The reporting company's ticker symbol is MCRL. The reporting company's CIK number is 932111.

The total value of stock buying since 2005 is $44,029,732. The total value of stock sales is $41,648,987. The total value of stock exercises is $3,314,550.


1 year stock price chart,   1 day stock price chart
MCRL 1 year chart
MCRL 1 day chart

Figure 1. Monthly insider transaction values at Micrel Inc (MCRL) 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.

  • 10

  • 11

  • 12

  • 01 2009

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  • 03

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  • 05

  • 06

  • 07

  • 08

  • 09

  • 10

  • 11

  • 12

  • 01 2010

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • 09

  • $20,091k

    $2,009k

    $200k

    $20k

  • Buy
  • Sale
  • Option Exercise

Figure 2. Average prices of insider buys, sales, and option exercises at Micrel Inc (MCRL) in the past 24 months. See table 2 for insider transaction details.

  • 10

  • 11

  • 12

  • 01 2009

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • 09

  • 10

  • 11

  • 12

  • 01 2010

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • 09

  • $12.19

    $9.14

    $6.10

    $3.05



Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Micrel Inc (MCRL).
Trading Period
year-month  
Insider Buying     
Shares               Value ($)
Insider Sales     
Shares               Value ($)
Option Exercises     
Shares               Value ($)
2010-08 12,318 114,584 0 0 0 0
2010-07 7,500 76,735 0 0 0 0
2010-05 17,500 195,845 0 0 0 0
2010-04 12,000 142,358 5,000 60,950 0 0
2010-02 102,182 771,894 5,547 42,795 0 0
2009-12 0 0 1,000 8,250 0 0
2009-05 16,000 104,000 3,091,000 20,091,500 0 0
2009-02 283,000 1,768,750 1,883,000 11,768,750 0 0
2008-12 5,868 36,226 0 0 0 0
2008-11 128,831 844,860 0 0 0 0
2008-10 8,500 61,424 0 0 0 0
2008-08 0 0 6,879 66,015 0 0
2008-07 0 0 86,000 823,020 86,000 645,000
2008-05 0 0 7,000 70,070 344,700 2,669,550
2008-04 45,000 401,400 7,000 70,815 0 0
2008-03 4,278,832 36,970,525 0 0 0 0
2008-02 117,850 753,429 0 0 0 0
2008-01 239,000 1,383,508 0 0 0 0
2007-10 0 0 35,000 376,980 0 0
2007-09 0 0 28,000 308,395 0 0
2007-08 1,000 10,000 10,500 110,665 0 0
2007-07 0 0 149,942 2,017,081 0 0
2007-06 0 0 167,500 2,102,279 0 0
2007-05 0 0 49,067 608,892 0 0
2007-04 706 7,390 28,851 360,395 0 0
2007-03 0 0 10,500 119,450 0 0
2007-01 618 6,327 0 0 0 0
2006-10 780 7,112 0 0 0 0
2006-09 0 0 7,000 70,007 0 0
2006-07 0 0 7,000 70,234 0 0
2006-06 0 0 3,500 35,000 0 0
2006-05 3,195 35,185 18,460 219,764 0 0
2006-02 0 0 1,284 17,663 0 0
2006-01 5,878 57,853 7,000 79,093 0 0
2005-12 0 0 35,000 417,942 0 0
2005-11 24,000 280,327 7,000 73,556 0 0
2005-10 0 0 7,000 71,351 0 0
2005-09 0 0 7,000 80,409 0 0
2005-08 0 0 10,500 125,727 0 0
2005-07 0 0 52,500 663,071 0 0
2005-06 0 0 39,167 461,538 0 0
2005-05 0 0 21,000 222,330 0 0
2005-01 0 0 3,500 35,000 0 0

Table 2. Detailed insider stock purchases, sales, and option exercises for Micrel Inc (MCRL)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2010-08-31 Zinn Raymond D (President and CEO) Purchase 2,500 8.83 22,065
2010-08-27 Schneider Frank (Director) Purchase 2,318 9.00 20,862
2010-08-19 Zinn Raymond D (President and CEO) Purchase 2,500 9.16 22,912
2010-08-05 Zinn Raymond D (President and CEO) Purchase 5,000 9.75 48,745
2010-07-29 Zinn Raymond D (President and CEO) Purchase 2,500 9.78 24,450
2010-07-27 Zinn Raymond D (President and CEO) Purchase 5,000 10.46 52,285
2010-05-13 Zinn Raymond D (President and CEO) Purchase 5,000 10.99 54,940
2010-05-07 Miotto Neil (Director) Purchase 2,500 10.60 26,500
2010-05-05 Zinn Raymond D (President and CEO) Purchase 5,000 11.29 56,455
2010-05-04 Zinn Raymond D (President and CEO) Purchase 5,000 11.59 57,950
2010-04-30 Schneider Frank (Director) Purchase 2,000 12.00 24,000
2010-04-30 Zinn Raymond D (President and CEO) Purchase 7,900 11.84 93,536
2010-04-29 Zinn Raymond D (President and CEO) Purchase 2,100 11.82 24,822
2010-04-28 Artusi Daniel A (Director) Sale 5,000 12.19 60,950
2010-02-23 Wallin Ray (VP Finance and CFO) Purchase 1,000 8.74 8,740
2010-02-22 Schneider Frank (Director) Purchase 8,682 8.69 75,472
2010-02-22 Zinn Raymond D (President and CEO) Purchase 5,000 8.53 42,670
2010-02-10 Zelenka Richard L (VP Quality) Sale 5,547 7.72 42,795
2010-02-08 Zinn Raymond D (President and CEO) Purchase 40,000 7.36 294,400
2010-02-05 Wallin Ray (VP Finance and CFO) Purchase 7,500 7.42 55,612
2010-02-05 Zinn Raymond D (President and CEO) Purchase 20,000 7.39 147,800
2009-12-31 Schie David (VP Analog Business Unit) Sale 1,000 8.25 8,250
2009-05-07 Rechtschaffen Andrew (10% Owner) Sale 3,091,000 6.50 20,091,500
2009-05-07 Miotto Neil (Director) Purchase 5,000 6.50 32,500
2009-05-07 Schneider Frank (Director) Purchase 6,000 6.50 39,000
2009-05-07 Lin Jung Chen (VP Ethernet) Purchase 5,000 6.50 32,500
2009-02-11 Rechtschaffen Andrew (10% Owner) Sale 1,883,000 6.25 11,768,750
2009-02-11 Miotto Neil (Director) Purchase 5,000 6.25 31,250
2009-02-11 Schneider Frank (Director) Purchase 15,000 6.25 93,750
2009-02-11 Callahan Michael J (Director) Purchase 1,000 6.25 6,250
2009-02-11 Wallin Ray (VP Finance/CFO) Purchase 8,000 6.25 50,000
2009-02-11 Heneghan Daniel (Director) Purchase 20,000 6.25 125,000
2009-02-11 Schie David (VP Analog Engineering) Purchase 1,000 6.25 6,250
2009-02-11 Lunsford Mark (VP Sales) Purchase 8,000 6.25 50,000
2009-02-11 Wong Thomas (VP HBW Products) Purchase 25,000 6.25 156,250
2009-02-11 Zinn Raymond D (President/CEO) Purchase 200,000 6.25 1,250,000
2008-12-05 Zinn Raymond D (President/CEO) Purchase 3,900 6.14 23,938
2008-12-04 Zinn Raymond D (President/CEO) Purchase 1,968 6.24 12,288
2008-11-28 Zinn Raymond D (President/CEO) Purchase 1,750 7.38 12,909
2008-11-26 Zinn Raymond D (President/CEO) Purchase 1,850 7.24 13,394
2008-11-25 Zinn Raymond D (President/CEO) Purchase 2,500 6.76 16,892
2008-11-24 Zinn Raymond D (President/CEO) Purchase 2,931 6.61 19,370
2008-11-21 Zinn Raymond D (President/CEO) Purchase 8,900 6.02 53,533
2008-11-20 Zinn Raymond D (President/CEO) Purchase 5,700 6.18 35,203
2008-11-19 Zinn Raymond D (President/CEO) Purchase 20,000 6.02 120,399
2008-11-18 Zinn Raymond D (President/CEO) Purchase 14,200 6.15 87,372
2008-11-17 Zinn Raymond D (President/CEO) Purchase 10,000 6.36 63,600
2008-11-14 Zinn Raymond D (President/CEO) Purchase 10,000 6.46 64,560
2008-11-13 Zinn Raymond D (President/CEO) Purchase 8,900 6.45 57,440
2008-11-12 Zinn Raymond D (President/CEO) Purchase 5,000 6.86 34,290
2008-11-11 Zinn Raymond D (President/CEO) Purchase 3,500 7.10 24,843
2008-11-10 Zinn Raymond D (President/CEO) Purchase 3,500 7.24 25,357
2008-11-07 Zinn Raymond D (President/CEO) Purchase 3,600 7.16 25,761
2008-11-06 Miotto Neil (Director) Purchase 5,000 7.05 35,250
2008-11-06 Schneider Frank (Director) Purchase 2,000 7.00 14,000
2008-11-06 Zinn Raymond D (President/CEO) Purchase 8,500 6.98 59,355
2008-11-05 Schneider Frank (Director) Purchase 3,000 7.38 22,125
2008-11-05 Zinn Raymond D (President/CEO) Purchase 3,500 7.48 26,166
2008-11-04 Callahan Michael J (Director) Purchase 1,000 7.55 7,551
2008-11-03 Zinn Raymond D (President/CEO) Purchase 3,500 7.28 25,490
2008-10-31 Artusi Daniel A (Director) Purchase 5,000 7.16 35,780
2008-10-31 Zinn Raymond D (President/CEO) Purchase 3,500 7.33 25,644
2008-08-11 Cowell Andy (VP, Analog Marketing) Sale 4,586 9.60 44,010
2008-07-31 Barker Robert J (VP, HR and Business Developmen) Sale 86,000 9.57 823,020
2008-07-31 Barker Robert J (VP, HR and Business Developmen) Option Exercise 86,000 7.50 645,000
2008-05-20 Cowell Andy (VP, Analog Marketing) Option Exercise 41,600 8.85 368,200
2008-05-16 Barker Robert J (VP, HR and Business Developmen) Option Exercise 172,000 7.50 1,290,000
2008-05-15 Zelenka Richard L (VP, Quality Assurance) Option Exercise 24,300 7.50 182,250
2008-05-14 Muller Warren H (Other) Sale 3,500 10.02 35,070
2008-05-07 Muller Warren H (Other) Sale 3,500 10.00 35,000
2008-04-30 Muller Warren H (Other) Sale 3,500 10.02 35,052
2008-04-25 Muller Warren H (Other) Sale 3,500 10.22 35,763
2008-04-02 Rechtschaffen Andrew (10% Owner) Purchase 15,000 8.86 132,900
2008-04-01 Rechtschaffen Andrew (10% Owner) Purchase 30,000 8.95 268,500
2008-03-24 Rechtschaffen Andrew (10% Owner) Purchase 6,000 9.14 54,840
2008-03-20 Rechtschaffen Andrew (10% Owner) Purchase 1,339,365 8.83 11,831,950
2008-03-19 Rechtschaffen Andrew (10% Owner) Purchase 881,154 8.79 7,741,819
2008-03-18 Rechtschaffen Andrew (10% Owner) Purchase 651,700 8.54 5,585,764
2008-03-17 Rechtschaffen Andrew (10% Owner) Purchase 209,300 8.50 1,779,677
2008-03-14 Rechtschaffen Andrew (10% Owner) Purchase 766,342 8.38 6,418,880
2008-03-13 Rechtschaffen Andrew (10% Owner) Purchase 20,000 8.23 164,600
2008-03-04 Zinn Raymond D (President/CEO) Purchase 800 7.45 5,957
2008-03-03 Zinn Raymond D (President/CEO) Purchase 1,000 7.40 7,398
2008-02-29 Zinn Raymond D (President/CEO) Purchase 1,000 7.36 7,364
2008-02-28 Zinn Raymond D (President/CEO) Purchase 1,000 7.32 7,316
2008-02-27 Zinn Raymond D (President/CEO) Purchase 1,000 7.22 7,224
2008-02-26 Zinn Raymond D (President/CEO) Purchase 1,000 7.12 7,118
2008-02-25 Zinn Raymond D (President/CEO) Purchase 5,000 6.82 34,105
2008-02-22 Zinn Raymond D (President/CEO) Purchase 5,000 6.73 33,655
2008-02-21 Zinn Raymond D (President/CEO) Purchase 5,000 6.79 33,965
2008-02-20 Miotto Neil (Director) Purchase 5,000 6.73 33,650
2008-02-20 Zinn Raymond D (President/CEO) Purchase 5,000 6.72 33,580
2008-02-19 Zinn Raymond D (President/CEO) Purchase 5,000 6.60 33,015
2008-02-15 Zinn Raymond D (President/CEO) Purchase 5,000 6.49 32,440
2008-02-14 Zinn Raymond D (President/CEO) Purchase 5,000 6.56 32,775
2008-02-13 Tortolano James Vincent (General Counsel and Secretary) Purchase 4,150 6.61 27,431
2008-02-13 Zinn Raymond D (President/CEO) Purchase 5,000 6.56 32,785
2008-02-12 Zinn Raymond D (President/CEO) Purchase 5,000 6.43 32,130
2008-02-11 Zinn Raymond D (President/CEO) Purchase 5,000 6.24 31,220
2008-02-08 Zinn Raymond D (President/CEO) Purchase 5,000 6.14 30,724
2008-02-07 Lunsford Mark (VP, Sales) Purchase 2,700 6.13 16,561
2008-02-07 Zinn Raymond D (President/CEO) Purchase 5,700 6.08 34,627
2008-02-06 Crowley Richard D Jr (CFO/VP Finance) Purchase 2,000 6.11 12,218
2008-02-06 Lunsford Mark (VP, Sales) Purchase 6,300 6.13 38,644
2008-02-06 Zinn Raymond D (President/CEO) Purchase 10,000 6.04 60,400
2008-02-05 Conrath David W (Director) Purchase 1,000 6.00 6,000
2008-02-05 Zinn Raymond D (President/CEO) Purchase 5,000 6.08 30,425
2008-02-04 Zinn Raymond D (President/CEO) Purchase 5,000 6.10 30,500
2008-02-01 Zinn Raymond D (President/CEO) Purchase 5,000 6.13 30,644
2008-01-31 Zinn Raymond D (President/CEO) Purchase 10,000 5.90 58,990
2008-01-30 Zinn Raymond D (President/CEO) Purchase 10,000 5.96 59,650
2008-01-29 Schneider Frank (Director) Purchase 2,000 5.81 11,620
2008-01-29 Zinn Raymond D (President/CEO) Purchase 43,000 5.81 249,787
2008-01-28 Zinn Raymond D (President/CEO) Purchase 86,000 5.79 497,854
2008-01-25 Zinn Raymond D (President/CEO) Purchase 45,000 5.70 256,680
2007-10-16 Muller Warren H (Other) Sale 3,500 10.11 35,381
2007-10-15 Muller Warren H (Other) Sale 3,500 10.23 35,808
2007-10-10 Muller Warren H (Other) Sale 3,500 10.71 37,488
2007-10-09 Muller Warren H (Other) Sale 3,500 10.66 37,303
2007-10-03 Muller Warren H (Other) Sale 7,000 10.97 76,790
2007-10-02 Muller Warren H (Other) Sale 7,000 11.03 77,210
2007-09-26 Muller Warren H (Other) Sale 3,500 11.07 38,748
2007-09-25 Muller Warren H (Other) Sale 3,500 11.05 38,661
2007-09-19 Muller Warren H (Other) Sale 3,500 11.27 39,431
2007-09-18 Muller Warren H (Other) Sale 3,500 11.04 38,633
2007-09-11 Muller Warren H (Other) Sale 3,500 10.96 38,360
2007-09-10 Muller Warren H (Other) Sale 3,500 10.89 38,115
2007-09-07 Muller Warren H (Other) Sale 3,500 10.84 37,947
2007-09-06 Muller Warren H (Other) Sale 3,500 11.00 38,500
2007-08-30 Muller Warren H (Other) Sale 3,500 10.92 38,206
2007-08-29 Muller Warren H (Other) Sale 1,000 10.53 10,533
2007-08-21 Muller Warren H (Other) Sale 1,000 10.67 10,671
2007-08-20 Muller Warren H (Other) Sale 1,000 10.57 10,574
2007-08-14 Muller Warren H (Other) Sale 1,000 10.23 10,229
2007-08-13 Muller Warren H (Other) Sale 1,000 10.41 10,410
2007-08-09 Schneider Frank (Director) Purchase 1,000 10.00 10,000
2007-08-07 Muller Warren H (Other) Sale 1,000 10.00 10,002
2007-08-06 Muller Warren H (Other) Sale 1,000 10.04 10,040
2007-07-31 Muller Warren H (Other) Sale 1,000 10.63 10,628
2007-07-30 Muller Warren H (Other) Sale 1,000 10.83 10,833
2007-07-26 Muller Warren H (Other) Sale 1,000 10.51 10,509
2007-07-25 Muller Warren H (Other) Sale 2,000 13.13 26,260
2007-07-24 Zinn Raymond D (President/CEO) Sale 14,706 13.46 197,942
2007-07-23 Zinn Raymond D (President/CEO) Sale 14,706 13.70 201,472
2007-07-20 Zinn Raymond D (President/CEO) Sale 7,353 13.52 99,397
2007-07-20 Muller Warren H (Other) Sale 2,000 13.56 27,114
2007-07-19 Zinn Raymond D (President/CEO) Sale 7,353 13.75 101,103
2007-07-19 Muller Warren H (Other) Sale 2,000 13.72 27,432
2007-07-18 Zinn Raymond D (President/CEO) Sale 7,353 13.48 99,111
2007-07-17 Zinn Raymond D (President/CEO) Sale 7,353 13.65 100,368
2007-07-16 Zinn Raymond D (President/CEO) Sale 7,353 13.67 100,537
2007-07-13 Zinn Raymond D (President/CEO) Sale 7,353 13.90 102,206
2007-07-12 Zinn Raymond D (President/CEO) Sale 7,353 13.46 98,986
2007-07-12 Muller Warren H (Other) Sale 12,000 13.63 163,536
2007-07-11 Muller Warren H (Other) Sale 12,000 13.24 158,940
2007-07-09 Zinn Raymond D (President/CEO) Sale 7,353 13.46 98,993
2007-07-06 Muller Warren H (Other) Sale 7,000 13.12 91,861
2007-07-02 Muller Warren H (Other) Sale 7,000 12.88 90,146
2007-06-26 Muller Warren H (Other) Sale 7,000 12.73 89,089
2007-06-25 Muller Warren H (Other) Sale 7,000 12.73 89,103
2007-06-22 Muller Warren H (Other) Sale 7,000 12.74 89,180
2007-06-21 Hansen Larry L (Director) Sale 80,000 12.68 1,014,479
2007-06-21 Muller Warren H (Other) Sale 7,000 12.60 88,186
2007-06-14 Muller Warren H (Other) Sale 14,000 12.39 173,488
2007-06-13 Muller Warren H (Other) Sale 14,000 12.39 173,488
2007-06-07 Muller Warren H (Other) Sale 3,500 11.66 40,817
2007-06-06 Muller Warren H (Other) Sale 7,000 11.96 83,727
2007-06-01 Muller Warren H (Other) Sale 7,000 12.46 87,234
2007-05-31 Muller Warren H (Other) Sale 7,000 12.43 86,989
2007-05-23 Muller Warren H (Other) Sale 7,000 12.38 86,660
2007-05-22 Muller Warren H (Other) Sale 7,000 12.60 88,179
2007-05-17 Muller Warren H (Other) Sale 7,000 12.34 86,352
2007-05-16 Muller Warren H (Other) Sale 7,000 12.24 85,673
2007-05-01 Ward Scott D (VP, Test Operations) Sale 7,067 12.39 87,560
2007-05-01 Muller Warren H (Other) Sale 7,000 12.50 87,479
2007-04-30 Muller Warren H (Other) Sale 7,851 12.78 100,359
2007-04-24 Crowley Richard D Jr (CFO/VP Finance) Purchase 293 10.47 3,067
2007-04-24 Muller Warren H (Other) Sale 7,000 12.51 87,563
2007-04-23 Muller Warren H (Other) Sale 7,000 12.31 86,184
2007-04-20 Muller Warren H (Other) Sale 7,000 12.33 86,289
2007-04-18 Lin Jung Chen (VP, Ethernet Products) Purchase 289 10.47 3,025
2007-04-18 Mejia Carlos Jr (VP Human Resources) Purchase 124 10.47 1,298
2007-03-05 Muller Warren H (Other) Sale 3,500 11.24 39,357
2007-03-02 Muller Warren H (Other) Sale 3,500 11.40 39,903
2007-03-01 Muller Warren H (Other) Sale 3,500 11.48 40,190
2007-01-25 Lin Jung Chen (VP, Ethernet Products) Purchase 253 10.24 2,590
2007-01-25 Crowley Richard D Jr (CFO/VP Finance) Purchase 257 10.24 2,631
2007-01-25 Mejia Carlos Jr (VP Human Resources) Purchase 108 10.24 1,106
2006-10-18 Lin Jung Chen (VP, Ethernet Products) Purchase 321 9.12 2,927
2006-10-18 Crowley Richard D Jr (CFO/VP Finance) Purchase 322 9.12 2,936
2006-10-18 Mejia Carlos Jr (VP Human Resources) Purchase 137 9.12 1,249
2006-09-08 Muller Warren H (Other) Sale 3,500 10.00 35,000
2006-09-07 Muller Warren H (Other) Sale 3,500 10.00 35,007
2006-07-06 Muller Warren H (Other) Sale 3,500 10.02 35,080
2006-07-05 Muller Warren H (Other) Sale 3,500 10.04 35,154
2006-06-22 Muller Warren H (Other) Sale 3,500 10.00 35,000
2006-05-26 Lunsford Mark (VP, Sales) Purchase 895 10.93 9,782
2006-05-24 Lunsford Mark (VP, Sales) Purchase 1,500 10.77 16,155
2006-05-24 Whelton Robert (Executive VP, Operations) Sale 4,615 10.57 48,780
2006-05-22 Crowley Richard D Jr (CFO/VP Finance) Purchase 500 10.72 5,360
2006-05-17 Whelton Robert (Executive VP, Operations) Sale 4,615 11.11 51,272
2006-05-10 Whelton Robert (Executive VP, Operations) Sale 4,615 12.70 58,610
2006-05-03 Whelton Robert (Executive VP, Operations) Sale 4,615 13.24 61,102
2006-05-01 Livingstone Donald H (Director) Purchase 300 12.96 3,888
2006-02-21 Zelenka Richard L (VP, Quality Assurance) Sale 1,284 13.76 17,663
2006-01-18 Gandenberger James Guy (VP, Manufacturing) Purchase 1,037 9.84 10,207
2006-01-18 Lin Jung Chen (VP, Ethernet Product) Purchase 902 9.84 8,878
2006-01-18 Crowley Richard D Jr (CFO/VP Finance) Purchase 210 9.84 2,067
2006-01-18 Tortolano James Vincent (General Counsel and) Purchase 390 9.84 3,838
2006-01-18 Zelenka Richard L (VP, Quality Assuranc) Purchase 414 9.84 4,075
2006-01-18 Ward Scott D (VP, Test) Purchase 1,011 9.84 9,951
2006-01-18 Whelton Robert (Executive VP, Operat) Purchase 1,276 9.84 12,558
2006-01-18 Muller Warren H (Director) Sale 3,500 11.24 39,354
2006-01-17 Muller Warren H (Director) Sale 3,500 11.35 39,739
2005-12-27 Muller Warren H (Director) Sale 7,000 12.07 84,462
2005-12-22 Muller Warren H (Director) Sale 14,000 11.72 164,122
2005-12-08 Muller Warren H (Director) Sale 14,000 12.10 169,358
2005-11-30 Crowley Richard D Jr (CFO/VP Finance) Purchase 2,000 12.16 24,328
2005-11-30 Zinn Raymond D (President/CEO) Purchase 12,000 12.12 145,440
2005-11-28 Zinn Raymond D (President/CEO) Purchase 10,000 11.06 110,559
2005-11-10 Muller Warren H (Director) Sale 7,000 10.51 73,556
2005-10-18 Muller Warren H (Director) Sale 7,000 10.19 71,351
2005-09-22 Muller Warren H (Director) Sale 7,000 11.49 80,409
2005-08-04 Muller Warren H (Director) Sale 3,500 11.77 41,181
2005-08-03 Muller Warren H (Director) Sale 7,000 12.08 84,546
2005-07-27 Muller Warren H (Director) Sale 7,000 12.40 86,800
2005-07-26 Muller Warren H (Director) Sale 7,000 12.60 88,200
2005-07-21 Muller Warren H (Director) Sale 14,000 13.03 182,448
2005-07-12 Muller Warren H (Director) Sale 14,000 12.89 180,432
2005-07-08 Muller Warren H (Director) Sale 10,500 11.92 125,191
2005-06-29 Muller Warren H (Director) Sale 7,000 11.70 81,921
2005-06-23 Muller Warren H (Director) Sale 3,500 11.71 40,985
2005-06-22 Muller Warren H (Director) Sale 3,500 11.49 40,225
2005-06-14 Muller Warren H (Director) Sale 7,000 12.02 84,161
2005-06-09 Muller Warren H (Director) Sale 7,000 11.60 81,214
2005-06-03 Muller Warren H (Director) Sale 11,167 11.91 133,032
2005-05-27 Muller Warren H (Director) Sale 7,000 11.32 79,254
2005-05-17 Muller Warren H (Director) Sale 7,000 10.32 72,240
2005-05-12 Muller Warren H (Director) Sale 3,500 10.04 35,154
2005-05-11 Muller Warren H (Director) Sale 3,500 10.20 35,682
2005-01-04 Muller Warren H (Director) Sale 3,500 10.00 35,000

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 Micrel Inc (symbol MCRL, CIK number 932111) see the Securities and Exchange Commission (SEC) website.

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