Insider Trading activities of Natus Medical Inc insiders. , Part 2

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Natus Medical Inc since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Natus Medical Inc since year 2005. (See page 1 of this report.) Table 2 shows the detailed insider transactions of Natus Medical Inc since 2005. The reporting company's ticker symbol is BABY. The reporting company's CIK number is 878526.
The total value of stock buying since 2005 is $37,232,395.
The total value of stock sales since 2005 is $106,671,705.
The total value of stock option exercises since 2005 is $21,806,295.


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Table 2. Detailed insider stock purchases, sales, and option exercises of Natus Medical Inc insiders (BABY) , Part 2
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2013-09-12 Engibous Doris (Director) Option Ex 15,000 4.34 65,100
2013-09-12 Traverso Kenneth M (VP Marketing and Sales) Sale 2,800 13.91 38,948
2013-09-10 Traverso Kenneth M (VP Marketing and Sales) Sale 1,425 13.85 19,736
2013-08-19 Chung Dong Chune Christopher (VP Medical Affairs, QA/RA) Sale 5,818 12.78 74,354
2013-08-19 Traverso Kenneth M (VP Marketing and Sales) Sale 5,818 12.78 74,354
2013-08-19 Hawkins James B (President and CEO) Sale 22,190 12.78 283,588
2013-06-05 Traverso Kenneth M (VP Marketing and Sales) Sale 22,682 14.30 324,352
2013-06-05 Traverso Kenneth M (VP Marketing and Sales) Option Ex 22,682 4.51 102,295
2013-06-03 Traverso Kenneth M (VP Marketing and Sales) Sale 7,318 14.50 106,111
2013-06-03 Traverso Kenneth M (VP Marketing and Sales) Option Ex 7,318 4.51 33,004
2013-05-28 Murphy Steven J (Vice President Finance) Sale 10,000 14.42 144,200
2013-05-28 Murphy Steven J (Vice President Finance) Option Ex 35,000 4.11 143,850
2013-04-30 Gunst Robert A (Director) Option Ex 12,500 5.77 72,125
2013-03-13 Murphy Steven J (Vice President Finance and CFO) Sale 10,000 13.31 133,100
2013-03-12 Gunst Robert A (Director) Buy 5,000 13.40 67,000
2013-02-19 Buhler John T (President and COO) Sale 11,886 11.95 142,037
2013-02-12 Chung Dong Chune Christopher (VP Medical Affairs, QA/RA) Option Ex 50,000 3.50 175,000
2012-12-12 Mince William L (VP North American Operations) Sale 17,000 10.46 177,820
2012-12-11 Mince William L (VP North American Operations) Sale 3,128 10.68 33,407
2012-11-30 Traverso Kenneth M (VP Marketing and Sales) Sale 26,157 11.42 298,712
2012-11-30 Traverso Kenneth M (VP Marketing and Sales) Option Ex 26,157 3.50 91,549
2012-11-27 Gunst Robert A (Director) Buy 9,000 11.69 105,210
2012-11-27 Chung Dong Chune Christopher (VP Medical Affairs, QA/RA) Sale 25,000 11.37 284,250
2012-11-26 Gunst Robert A (Director) Buy 1,000 11.35 11,350
2012-11-09 Chung Dong Chune Christopher (VP Medical Affairs, QA/RA) Option Ex 25,000 3.45 86,250
2012-11-09 Traverso Kenneth M (VP Marketing and Sales) Sale 49,885 11.19 558,213
2012-11-09 Traverso Kenneth M (VP Marketing and Sales) Option Ex 76,042 3.45 262,344
2012-09-13 Murphy Steven J (Vice President Finance and CFO) Sale 6,873 12.69 87,218
2012-09-13 Murphy Steven J (Vice President Finance and CFO) Option Ex 25,000 3.45 86,250
2012-09-13 Chung Dong Chune Christopher (VP Medical Affairs, QA/RA) Sale 10,000 12.63 126,300
2012-08-15 Murphy Steven J (Vice President Finance and CFO) Sale 5,807 11.55 67,070
2012-08-15 Chung Dong Chune Christopher (VP Medical Affairs, QA/RA) Sale 5,807 11.55 67,070
2012-08-15 Mince William L (VP North American Operations) Sale 16,807 11.49 193,196
2012-08-15 Traverso Kenneth M (VP Marketing and Sales) Sale 5,446 11.55 62,901
2012-06-15 Hawkins James B (Chief Executive Officer) Buy 10,000 10.03 100,300
2012-06-08 Ludlum Ken (Director) Sale 5,000 10.65 53,250
2012-05-03 Gunst Robert A (Director) Sale 12,500 12.05 150,625
2012-05-03 Gunst Robert A (Director) Option Ex 7,500 11.32 84,900
2012-05-03 Traverso Kenneth M (VP Marketing and Sales) Sale 28,379 12.05 342,052
2012-05-03 Traverso Kenneth M (VP Marketing and Sales) Option Ex 13,958 3.80 53,040
2011-12-15 Moore William M (Director) Sale 10,000 9.20 92,000
2011-12-13 Murphy Steven J (Vice President Finance and CFO) Sale 5,422 8.78 47,605
2011-11-04 Ludlum Ken (Director) Sale 4,000 8.25 33,000
2011-08-17 Murphy Steven J (Vice President Finance and CFO) Sale 3,602 10.21 36,776
2011-08-17 Chung Dong Chune Christopher (VP Medical Affairs, QA/RA) Sale 3,602 10.21 36,776
2011-08-17 Mince William L (VP North American Operations) Sale 3,602 10.21 36,776
2011-08-17 Traverso Kenneth M (VP Marketing and Sales) Sale 3,602 10.21 36,776
2011-08-16 Murphy Steven J (Vice President Finance and CFO) Sale 899 10.25 9,214
2011-08-16 Chung Dong Chune Christopher (VP Medical Affairs, QA/RA) Sale 899 10.25 9,214
2011-08-16 Mince William L (VP North American Operations) Sale 899 10.25 9,214
2011-08-16 Traverso Kenneth M (VP Marketing and Sales) Sale 899 10.25 9,214
2011-08-02 Murphy Steven J (Vice President Finance and CFO) Sale 943 11.24 10,599
2011-08-02 Chung Dong Chune Christopher (Vice President Medical Affairs) Sale 943 11.24 10,599
2011-08-02 Mince William L (Vice President Operations) Sale 943 11.24 10,599
2011-08-02 Traverso Kenneth M (VP Marketing and Sales) Sale 943 11.24 10,599
2011-06-09 Chung Dong Chune Christopher (Vice President Medical Affairs) Option Ex 10,000 4.70 47,000
2011-06-09 Moore William M (Director) Sale 4,900 16.45 80,605
2011-06-07 Moore William M (Director) Sale 10,100 16.36 165,236
2011-05-26 Moore William M (Director) Option Ex 30,000 11.00 330,000
2011-05-03 Engibous Doris (Director) Sale 15,250 17.38 265,045
2011-05-03 Traverso Kenneth M (VP Marketing and Sales) Sale 30,000 17.26 517,800
2011-05-03 Traverso Kenneth M (VP Marketing and Sales) Option Ex 30,000 3.80 114,000
2011-03-15 Traverso Kenneth M (VP Marketing and Sales) Sale 15,000 15.55 233,205
2011-03-15 Traverso Kenneth M (VP Marketing and Sales) Option Ex 15,000 5.18 77,655
2011-03-03 Gunst Robert A (Director) Sale 3,000 16.60 49,800
2010-11-11 Gunst Robert A (Director) Sale 500 14.10 7,050
2010-11-01 Gunst Robert A (Director) Sale 2,500 13.04 32,612
2010-08-24 Gunst Robert A (Director) Sale 2,500 12.20 30,500
2010-08-17 Murphy Steven J (VP Finance and CFO) Sale 1,814 12.91 23,418
2010-08-17 Chung Dong Chune Christopher (VP Medical Affairs and R&D) Sale 1,814 12.91 23,418
2010-08-17 Mince William L (Vice President Operations) Sale 1,814 12.91 23,418
2010-08-17 Traverso Kenneth M (VP Marketing and Sales) Sale 1,814 12.91 23,418
2010-08-17 Hawkins James B (President and CEO) Sale 6,796 12.91 87,736
2010-08-03 Murphy Steven J (VP Finance and CFO) Sale 1,395 14.33 19,990
2010-08-03 Chung Dong Chune Christopher (VP Medical Affairs and R&D) Sale 1,395 14.33 19,990
2010-08-03 Mince William L (Vice President Operations) Sale 1,395 14.33 19,990
2010-08-03 Traverso Kenneth M (VP Marketing and Sales) Sale 1,395 14.33 19,990
2010-08-03 Hawkins James B (President and CEO) Sale 4,081 14.33 58,480
2010-06-15 Chung Dong Chune Christopher (VP Medical Affairs and R&D) Sale 50,000 17.25 862,500
2010-06-15 Chung Dong Chune Christopher (VP Medical Affairs and R&D) Option Ex 50,000 6.25 312,500
2010-06-02 Traverso Kenneth M (VP Marketing and Sales) Sale 16,700 16.75 279,725
2010-06-02 Traverso Kenneth M (VP Marketing and Sales) Option Ex 16,700 6.25 104,375
2010-05-28 Traverso Kenneth M (VP Marketing and Sales) Sale 9,072 16.59 150,504
2010-05-28 Traverso Kenneth M (VP Marketing and Sales) Option Ex 9,072 6.25 56,700
2010-05-27 Traverso Kenneth M (VP Marketing and Sales) Sale 42,539 16.48 701,042
2010-05-27 Traverso Kenneth M (VP Marketing and Sales) Option Ex 42,539 6.25 265,868
2010-05-18 Traverso Kenneth M (VP Marketing and Sales) Sale 6,689 18.01 120,468
2010-05-18 Traverso Kenneth M (VP Marketing and Sales) Option Ex 6,689 6.25 41,806
2010-05-17 Traverso Kenneth M (VP Marketing and Sales) Sale 25,000 17.87 446,750
2010-05-17 Traverso Kenneth M (VP Marketing and Sales) Option Ex 25,000 6.25 156,250
2010-03-09 Nierenberg David Sale 39,204 14.46 566,889
2010-03-08 Nierenberg David Sale 129,718 14.40 1,867,939
2010-03-05 Nierenberg David Sale 48,852 14.40 703,468
2010-03-03 Nierenberg David Sale 81,263 14.36 1,166,936
2010-03-02 Nierenberg David Sale 81,293 14.16 1,151,108
2010-02-24 Nierenberg David Sale 8,607 14.02 120,670
2010-02-22 Nierenberg David Sale 20,100 14.10 283,410
2010-01-22 D3 Family Bulldog Fund, Lp Sale 40,000 14.50 580,000
2010-01-20 D3 Family Fund, Lp Sale 49,958 14.61 729,886
2010-01-19 D3 Family Fund, Lp Sale 77,531 14.58 1,130,401
2010-01-15 Nierenberg David Sale 38,340 14.50 555,930
2010-01-14 Nierenberg David Sale 45,400 14.56 661,024
2010-01-13 Nierenberg David Sale 100,000 14.36 1,436,000
2010-01-05 Diii Offshore Fund, Lp Sale 12,501 14.96 187,014
2010-01-04 Diii Offshore Fund, Lp Sale 26,270 15.01 394,312
2009-11-16 Chung Dong Chune Christopher (Vice President Medical Affairs) Sale 4,081 14.81 60,451
2009-11-09 Gunst Robert A (Director) Sale 6,750 14.78 99,738
2009-11-06 Mince William L (Vice President Operations) Sale 22,084 14.67 324,060
2009-08-05 Murphy Steven J (Vice President Finance and CFO) Sale 2,167 14.20 30,773
2009-08-05 Chung Dong Chune Christopher (Vice President Medical Affairs) Sale 2,169 14.20 30,804
2009-08-05 Mince William L (Vice President Operations) Sale 2,166 14.20 30,761
2009-08-05 Traverso Kenneth M (VP Marketing and Sales) Sale 4,324 14.20 61,404
2009-08-05 Hawkins James B (President and CEO) Sale 6,309 14.20 89,594
2009-06-03 Traverso Kenneth M (VP Marketing and Sales) Sale 25,000 11.44 285,975
2009-05-29 Traverso Kenneth M (VP Marketing and Sales) Sale 12,400 9.87 122,350
2009-04-30 Nierenberg David (10% Owner) Sale 500,000 8.90 4,450,000
2009-03-31 Nierenberg David (10% Owner) Sale 45,800 8.69 398,002
2009-03-27 Nierenberg David (10% Owner) Sale 35,454 9.14 324,049
2009-03-18 Diii Offshore Fund Lp (10% Owner) Sale 69,100 8.11 560,401
2009-03-17 Diii Offshore Fund Lp (10% Owner) Sale 62,800 7.62 478,536
2009-03-16 Diii Offshore Fund Lp (10% Owner) Sale 18,100 7.73 139,913
2008-10-14 Diii Offshore Fund Lp (10% Owner) Sale 26,547 20.31 539,169
2008-09-11 Traverso Kenneth M (VP Marketing and Sales) Sale 9,751 23.98 233,828
2008-09-11 Hawkins James B (President and CEO) Sale 39,000 23.98 935,220
2008-09-11 Hawkins James B (President and CEO) Option Ex 34,166 4.07 139,055
2008-09-10 Traverso Kenneth M (VP Marketing and Sales) Sale 31,200 23.98 748,144
2008-09-10 Hawkins James B (President and CEO) Sale 86,000 23.98 2,062,194
2008-09-10 Hawkins James B (President and CEO) Option Ex 86,000 4.07 350,020
2008-09-09 Traverso Kenneth M (VP Marketing and Sales) Sale 18,800 24.26 456,088
2008-09-09 Hawkins James B (President and CEO) Sale 25,000 24.40 610,075
2008-09-09 Hawkins James B (President and CEO) Option Ex 25,000 4.07 101,750
2008-09-08 Murphy Steven J (Vice President Finance and CFO) Sale 12,900 24.86 320,694
2008-09-08 Chung Dong Chune Christopher (Vice President Medical Affairs) Sale 1,634 25.00 40,850
2008-09-05 Mince William L (Vice President Operations) Sale 7,481 24.09 180,232
2008-08-22 Mince William L (Vice President Operations) Sale 2,500 23.98 59,950
2008-08-04 Murphy Steven J (Vice President Finance and CFO) Sale 866 24.15 20,913
2008-08-04 Chung Dong Chune Christopher (Vice President Medical Affairs) Sale 866 24.15 20,913
2008-08-04 Traverso Kenneth M (VP Marketing and Sales) Sale 866 24.15 20,913
2008-08-04 Hawkins James B (President and CEO) Sale 2,423 24.15 58,515
2008-04-04 Nierenberg David (10% Owner) Buy 525,000 18.27 9,591,750
2007-12-06 Chung Dong Chune Christopher (VP Med Affairs, R&D, Engr) Sale 10,577 17.90 189,296
2007-11-20 Moore William M (Director) Buy 2,000 15.39 30,780
2007-11-05 Hawkins James B (President and CEO) Buy 10,000 15.56 155,600
2007-09-25 Nierenberg David (10% Owner) Buy 8,000 14.04 112,320
2007-09-24 Nierenberg David (10% Owner) Buy 28,431 14.07 400,024
2007-08-21 Ludlum Ken (Director) Buy 4,000 15.99 63,960
2007-07-30 Denver Cara (10% Owner) Buy 25,500 14.98 381,990
2007-07-27 Denver Cara (10% Owner) Buy 12,200 15.00 183,000
2007-07-24 Denver Cara (10% Owner) Buy 26,800 14.91 399,588
2007-07-10 Ludlum Ken (Director) Option Ex 3,500 11.32 39,620
2007-05-09 Denver Cara (10% Owner) Buy 225,000 14.86 3,343,500
2007-01-19 Ludlum Ken (Director) Option Ex 4,000 11.32 45,280
2006-11-27 Mince William L (Vice President Operations) Sale 31,000 16.09 498,728
2006-11-22 Mince William L (Vice President Operations) Option Ex 50,000 3.88 194,250
2006-11-21 Mince William L (Vice President Operations) Sale 20,000 16.87 337,480
2006-08-25 Ludlum Ken (Director) Buy 3,000 13.20 39,585
2006-08-25 Michael Mark D (Director) Buy 3,000 13.20 39,585
2006-08-17 D3 Family Fund Lp (10% Owner) Buy 350,000 11.63 4,070,500
2006-03-23 Ludlum Ken (Director) Option Ex 10,500 6.74 70,770
2006-03-09 Hawkins James B (President and CEO) Sale 12,000 21.00 252,000
2006-03-09 Hawkins James B (President and CEO) Option Ex 12,000 4.07 48,840
2006-03-08 Hawkins James B (President and CEO) Sale 23,000 21.01 483,138
2006-03-08 Hawkins James B (President and CEO) Option Ex 23,000 4.07 93,610
2006-02-27 Gunst Robert A (Director) Sale 5,000 19.03 95,130
2006-02-27 Gunst Robert A (Director) Option Ex 5,000 5.77 28,849
2005-12-13 Moore William M (Director) Sale 10,600 18.21 193,036
2005-12-08 Moore William M (Director) Sale 9,400 17.54 164,847
2005-11-21 Moore William M (Director) Sale 11,000 17.63 193,897
2005-11-18 Moore William M (Director) Sale 9,000 17.19 154,701
2005-11-18 Mince William L (Vice President Opera) Sale 4,118 17.04 70,162
2005-11-16 Traverso Kenneth M (VP Marketing and Sal) Sale 24,450 16.60 405,943
2005-11-11 Traverso Kenneth M (VP Marketing and Sal) Sale 1,000 16.90 16,900
2005-10-18 Nierenberg David (10% Owner) Buy 600,000 11.88 7,128,000
2005-08-17 Michael Mark D (Director) Buy 4,000 10.55 42,214
2005-08-16 Nierenberg David (10% Owner) Buy 28,200 10.10 284,820
2005-08-15 Nierenberg David (10% Owner) Buy 153,800 10.07 1,548,766
2005-06-07 Moore William M (Director) Sale 9,700 10.10 97,921
2005-06-03 Ludlum Ken (Director) Sale 22,500 9.94 223,605
2005-04-13 Nierenberg David (10% Owner) Buy 49,000 7.69 376,810
2005-04-08 Nierenberg David (10% Owner) Buy 64,300 7.73 497,039
2005-04-05 Nierenberg David (10% Owner) Buy 48,900 7.86 384,500
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Insider trading activities including stock purchases, stock sales, and option exercises of BABY listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Natus Medical Inc (symbol BABY, CIK number 878526) see the Securities and Exchange Commission (SEC) website.