Insider Stock Trading History of Hallal David


The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Hallal David since year 2005. The trader's CIK number is 1457477. At the time of this reporting, Hallal David is the CEO of Alexion Pharmaceuticals Inc . (stock ticker symbol ALXN). See this page for all insider trading activities at Alexion Pharmaceuticals Inc .


Stock purchases, sales, and option exercises reported by insider Hallal David since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2016-08-08 ALXN Alexion Pharmaceuticals Inc Sale 332 137.14 45,530
2016-04-01 ALXN Alexion Pharmaceuticals Inc Sale 1,414 136.04 192,360
2016-02-29 ALXN Alexion Pharmaceuticals Inc Sale 2,014 140.18 282,322
2016-02-05 ALXN Alexion Pharmaceuticals Inc Sale 6,722 142.86 960,291
2016-02-04 ALXN Alexion Pharmaceuticals Inc Sale 629 144.43 90,846
2016-02-08 ALXN Alexion Pharmaceuticals Inc Sale 3,946 138.41 546,154
2015-08-07 ALXN Alexion Pharmaceuticals Inc Sale 329 190.01 62,513
2015-08-04 ALXN Alexion Pharmaceuticals Inc Sale 612 196.52 120,270
2015-03-02 ALXN Alexion Pharmaceuticals Inc Sale 730 180.34 131,648
2015-02-10 ALXN Alexion Pharmaceuticals Inc Sale 1,980 171.15 338,877
2015-02-09 ALXN Alexion Pharmaceuticals Inc Sale 2,920 173.93 507,875
2015-02-03 ALXN Alexion Pharmaceuticals Inc Sale 765 174.02 133,125
2015-02-04 ALXN Alexion Pharmaceuticals Inc Sale 608 174.38 106,023
2014-12-18 ALXN Alexion Pharmaceuticals Inc Sale 5,494 182.03 1,000,072
2014-11-03 ALXN Alexion Pharmaceuticals Inc Option Ex 30,000 20.27 608,250
2014-11-03 ALXN Alexion Pharmaceuticals Inc Sale 30,000 190.01 5,700,300
2014-08-04 ALXN Alexion Pharmaceuticals Inc Sale 1,349 158.00 213,142
2014-02-06 ALXN Alexion Pharmaceuticals Inc Sale 10 156.95 1,569
2014-02-07 ALXN Alexion Pharmaceuticals Inc Sale 1,610 156.80 252,448
2014-02-03 ALXN Alexion Pharmaceuticals Inc Sale 729 157.14 114,555
2014-02-04 ALXN Alexion Pharmaceuticals Inc Sale 2,390 153.63 367,175
2014-01-29 ALXN Alexion Pharmaceuticals Inc Sale 729 133.41 97,255
2013-12-18 ALXN Alexion Pharmaceuticals Inc Sale 22,658 127.57 2,890,481
2013-12-18 ALXN Alexion Pharmaceuticals Inc Option Ex 7,295 17.98 131,164
2013-12-09 ALXN Alexion Pharmaceuticals Inc Option Ex 25,342 17.98 455,649
2013-12-09 ALXN Alexion Pharmaceuticals Inc Sale 25,342 127.63 3,234,399
2013-10-28 ALXN Alexion Pharmaceuticals Inc Option Ex 48,000 17.98 863,040
2013-10-28 ALXN Alexion Pharmaceuticals Inc Sale 48,000 123.28 5,917,440
2013-08-05 ALXN Alexion Pharmaceuticals Inc Sale 730 116.87 85,315
2013-07-30 ALXN Alexion Pharmaceuticals Inc Sale 746 110.86 82,701
2013-07-12 ALXN Alexion Pharmaceuticals Inc Option Ex 50,000 17.65 882,499
2013-07-12 ALXN Alexion Pharmaceuticals Inc Sale 50,000 120.00 6,000,000
2013-06-05 ALXN Alexion Pharmaceuticals Inc Option Ex 15,008 12.01 180,171
2013-02-04 ALXN Alexion Pharmaceuticals Inc Sale 2,085 96.21 200,597
2013-01-29 ALXN Alexion Pharmaceuticals Inc Sale 512 94.32 48,291
2013-01-28 ALXN Alexion Pharmaceuticals Inc Sale 632 94.50 59,724
2012-10-24 ALXN Alexion Pharmaceuticals Inc Option Ex 10,500 8.16 85,680
2012-07-27 ALXN Alexion Pharmaceuticals Inc Option Ex 50,000 17.65 882,499
2012-07-27 ALXN Alexion Pharmaceuticals Inc Sale 50,555 106.94 5,406,351
2012-07-31 ALXN Alexion Pharmaceuticals Inc Sale 680 104.99 71,393
2012-06-15 ALXN Alexion Pharmaceuticals Inc Sale 14,308 93.67 1,340,230
2012-06-15 ALXN Alexion Pharmaceuticals Inc Option Ex 14,308 11.92 170,551
2012-05-09 ALXN Alexion Pharmaceuticals Inc Option Ex 10,000 8.16 81,600
2012-02-23 ALXN Alexion Pharmaceuticals Inc Option Ex 40,000 11.92 476,800
2012-02-23 ALXN Alexion Pharmaceuticals Inc Sale 40,000 85.50 3,420,000
2012-02-03 ALXN Alexion Pharmaceuticals Inc Option Ex 10,000 .00 0
2012-01-27 ALXN Alexion Pharmaceuticals Inc Sale 554 74.41 41,223
2012-01-30 ALXN Alexion Pharmaceuticals Inc Sale 1,896 74.51 141,270
2012-01-10 ALXN Alexion Pharmaceuticals Inc Sale 536 75.00 40,200
2011-12-30 ALXN Alexion Pharmaceuticals Inc Option Ex 3,000 8.16 24,480
2011-11-28 ALXN Alexion Pharmaceuticals Inc Option Ex 20,000 11.92 238,400
2011-11-28 ALXN Alexion Pharmaceuticals Inc Sale 20,000 66.59 1,331,800
2011-08-08 ALXN Alexion Pharmaceuticals Inc Option Ex 5,000 8.16 40,800
2011-08-05 ALXN Alexion Pharmaceuticals Inc Option Ex 5,000 8.16 40,800
2011-07-28 ALXN Alexion Pharmaceuticals Inc Option Ex 36,872 10.29 379,412
2011-07-27 ALXN Alexion Pharmaceuticals Inc Sale 555 57.27 31,784
2011-07-28 ALXN Alexion Pharmaceuticals Inc Sale 36,872 57.33 2,113,871
2011-07-11 ALXN Alexion Pharmaceuticals Inc Sale 501 50.00 25,050
2011-03-03 ALXN Alexion Pharmaceuticals Inc Sale 4,900 99.21 486,128
2011-03-02 ALXN Alexion Pharmaceuticals Inc Sale 100 100.00 10,000
2011-03-03 ALXN Alexion Pharmaceuticals Inc Option Ex 4,900 20.58 100,841
2011-03-02 ALXN Alexion Pharmaceuticals Inc Option Ex 100 20.58 2,058
2011-01-27 ALXN Alexion Pharmaceuticals Inc Sale 1,110 84.70 94,017
2011-01-18 ALXN Alexion Pharmaceuticals Inc Sale 245 82.66 20,251
2011-01-10 ALXN Alexion Pharmaceuticals Inc Sale 269 81.27 21,861
2010-12-15 ALXN Alexion Pharmaceuticals Inc Sale 13,616 79.33 1,080,157
2010-12-15 ALXN Alexion Pharmaceuticals Inc Option Ex 13,616 16.32 222,213
2010-12-27 ALXN Alexion Pharmaceuticals Inc Option Ex 2,500 16.32 40,800
2010-12-14 ALXN Alexion Pharmaceuticals Inc Option Ex 5,000 16.32 81,600
2010-11-03 ALXN Alexion Pharmaceuticals Inc Sale 2,619 70.42 184,443
2010-11-04 ALXN Alexion Pharmaceuticals Inc Sale 20,000 70.29 1,405,800
2010-11-03 ALXN Alexion Pharmaceuticals Inc Sale 2,619 70.42 184,443
2010-11-04 ALXN Alexion Pharmaceuticals Inc Sale 20,000 70.29 1,405,800
2010-11-03 ALXN Alexion Pharmaceuticals Inc Sale 2,619 70.42 184,443
2010-11-04 ALXN Alexion Pharmaceuticals Inc Option Ex 20,000 16.32 326,400
2010-11-04 ALXN Alexion Pharmaceuticals Inc Sale 20,000 70.29 1,405,800
2010-11-04 ALXN Alexion Pharmaceuticals Inc Option Ex 20,000 16.32 326,400
2010-11-04 ALXN Alexion Pharmaceuticals Inc Option Ex 20,000 16.32 326,400
2010-07-16 ALXN Alexion Pharmaceuticals Inc Sale 227 51.08 11,595
2010-07-12 ALXN Alexion Pharmaceuticals Inc Sale 238 51.91 12,354
2010-06-21 ALXN Alexion Pharmaceuticals Inc Sale 916 54.81 50,205
2010-03-02 ALXN Alexion Pharmaceuticals Inc Sale 10,000 51.80 518,000
2010-03-02 ALXN Alexion Pharmaceuticals Inc Option Ex 10,000 16.32 163,200
2010-02-16 ALXN Alexion Pharmaceuticals Inc Sale 6,242 47.93 299,179
2010-01-19 ALXN Alexion Pharmaceuticals Inc Sale 227 47.22 10,718
2010-01-11 ALXN Alexion Pharmaceuticals Inc Sale 1,088 47.78 51,984
2009-12-21 ALXN Alexion Pharmaceuticals Inc Sale 916 47.79 43,775
2009-12-11 ALXN Alexion Pharmaceuticals Inc Option Ex 10,000 16.32 163,200
2009-12-11 ALXN Alexion Pharmaceuticals Inc Sale 10,000 46.40 464,000
2009-07-27 ALXN Alexion Pharmaceuticals Inc Sale 8,640 43.00 371,520
2009-07-16 ALXN Alexion Pharmaceuticals Inc Sale 238 38.96 9,272
2009-06-19 ALXN Alexion Pharmaceuticals Inc Sale 789 38.47 30,352
2009-06-11 ALXN Alexion Pharmaceuticals Inc Sale 3,590 38.00 136,420

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Hallal David (CEO of Alexion Pharmaceuticals Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.