Insider Trading activities of Alexion Pharmaceuticals Inc insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Alexion Pharmaceuticals Inc since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Alexion Pharmaceuticals Inc since year 2005. Table 2 shows the detailed insider transactions of Alexion Pharmaceuticals Inc since 2005. The reporting company's ticker symbol is ALXN. The reporting company's CIK number is 899866.
The total value of stock buying since 2005 is $394,084,487.
The total value of stock sales since 2005 is $1,002,882,574.
The total value of stock option exercises since 2005 is $145,784,408.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Alexion Pharmaceuticals Inc (ALXN).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2017-10 0 $0 120 $16,800 0 $0
2017-09 0 $0 4,598 $671,393 0 $0
2017-08 0 $0 11,772 $1,649,304 0 $0
2017-07 0 $0 700 $96,418 0 $0
2017-06 3,370,689 $392,775,613 835 $97,511 0 $0
2017-03 0 $0 3,103 $411,993 0 $0
2017-02 0 $0 43,508 $5,575,237 0 $0
2017-01 0 $0 62,824 $8,684,296 59,329 $2,198,385
2016-12 0 $0 3,352 $423,868 0 $0
2016-11 0 $0 37,376 $5,253,261 36,649 $839,262
2016-10 0 $0 6,367 $790,722 1,300 $29,769
2016-09 0 $0 5,242 $670,066 15,500 $2,022,409
2016-08 0 $0 3,141 $421,374 0 $0
2016-06 0 $0 918 $124,590 0 $0
2016-05 0 $0 4,150 $580,149 0 $0
2016-04 0 $0 1,414 $192,360 0 $0
2016-03 0 $0 651 $97,357 0 $0
2016-02 0 $0 61,701 $8,681,537 0 $0
2015-12 0 $0 244,549 $46,043,261 105,000 $2,404,499
2015-11 0 $0 74,870 $13,522,438 35,000 $801,500
2015-10 0 $0 1,558 $262,429 0 $0
2015-09 0 $0 3,180 $555,429 0 $0
2015-08 0 $0 58,812 $11,558,351 63,500 $7,979,105
2015-06 0 $0 28,749 $5,155,381 0 $0
2015-05 0 $0 4,312 $691,872 0 $0
2015-04 0 $0 6,032 $1,095,230 0 $0
2015-03 0 $0 26,548 $4,910,972 0 $0
2015-02 0 $0 50,079 $7,783,893 0 $0
2014-12 500 $93,495 269,527 $52,747,664 235,000 $5,000,193
2014-11 0 $0 123,403 $23,658,439 118,193 $5,012,215
2014-10 10 $1,673 55,242 $10,299,699 54,882 $2,991,700
2014-09 0 $0 314,815 $51,921,981 229,848 $4,122,089
2014-08 0 $0 195,829 $32,070,945 180,052 $3,275,142
2014-07 0 $0 127,289 $20,858,345 127,289 $2,246,649
2014-06 0 $0 119,941 $19,676,923 118,705 $4,027,635
2014-05 0 $0 155,850 $25,164,912 152,276 $1,818,355
2014-04 0 $0 70,000 $10,939,638 70,000 $720,299
2014-03 0 $0 60,305 $10,800,204 60,000 $570,600
2014-02 0 $0 227,465 $35,665,979 143,268 $5,751,149
2014-01 0 $0 196,937 $27,527,826 191,436 $1,531,560
2013-12 0 $0 273,000 $34,683,363 263,301 $3,006,743
2013-11 0 $0 14,125 $1,752,983 14,125 $463,017
2013-10 0 $0 139,037 $17,182,003 138,037 $5,202,934
2013-09 0 $0 67,312 $7,595,639 30,000 $166,500
2013-08 0 $0 190,605 $20,692,708 42,375 $1,389,051
2013-07 0 $0 377,723 $43,173,491 162,125 $3,436,086
2013-06 0 $0 0 $0 15,008 $180,171
2013-05 0 $0 122,103 $12,563,161 49,770 $1,092,299
2013-04 0 $0 147,729 $14,396,400 61,499 $1,196,437
2013-03 0 $0 23,115 $2,120,380 20,000 $408,800
2013-02 0 $0 20,020 $1,925,142 0 $0
2013-01 0 $0 79,850 $7,888,749 0 $0
2012-12 0 $0 61,579 $5,829,805 37,000 $173,470
2012-11 0 $0 78,515 $7,351,326 43,515 $379,665
2012-10 0 $0 110,816 $10,592,401 33,885 $179,921
2012-09 0 $0 143,100 $16,064,113 125,384 $838,066
2012-08 0 $0 226,684 $23,836,268 173,483 $3,575,695
2012-07 0 $0 589,549 $62,247,651 571,045 $11,829,761
2012-06 0 $0 146,886 $13,485,762 136,886 $2,056,977
2012-05 0 $0 136,400 $12,551,279 185,088 $2,103,245
2012-04 0 $0 48,000 $4,317,120 0 $0
2012-03 140 $11,893 117,908 $10,393,232 117,908 $1,029,155
2012-02 0 $0 382,989 $32,089,616 466,138 $4,352,465
2012-01 0 $0 49,880 $3,739,265 25,664 $292,954
2011-12 0 $0 0 $0 3,000 $24,480
2011-11 0 $0 112,650 $7,530,188 117,650 $1,613,874
2011-10 0 $0 231,615 $15,752,563 251,615 $1,850,676
2011-08 0 $0 0 $0 43,528 $248,670
2011-07 0 $0 204,633 $11,922,157 190,384 $1,303,171
2011-04 0 $0 10,000 $1,000,000 10,000 $137,900
2011-03 0 $0 64,158 $6,275,937 59,848 $1,277,620
2011-02 0 $0 226,999 $21,154,699 144,177 $1,595,170
2011-01 0 $0 49,219 $4,125,977 34,000 $454,070
2010-12 0 $0 13,616 $1,080,157 21,116 $344,613
2010-11 0 $0 374,085 $26,685,163 411,801 $5,534,677
2010-10 0 $0 38,910 $2,644,629 38,910 $940,702
2010-09 0 $0 60,416 $3,695,830 76,416 $1,112,562
2010-08 0 $0 8,000 $453,760 8,000 $42,960
2010-07 0 $0 4,942 $254,341 0 $0
2010-06 0 $0 20,916 $1,107,605 20,000 $645,000
2010-05 8,000 $428,315 0 $0 15,000 $603,750
2010-03 0 $0 30,000 $1,618,000 30,000 $439,000
2010-02 0 $0 109,420 $5,327,047 53,892 $992,210
2010-01 0 $0 52,769 $2,556,530 71,755 $1,458,240
2009-12 0 $0 88,726 $4,061,899 80,000 $1,747,800
2009-11 0 $0 53,905 $2,393,147 55,000 $1,406,849
2009-10 0 $0 51,905 $2,357,183 53,000 $1,418,309
2009-09 0 $0 39,643 $1,817,266 60,000 $1,935,000
2009-08 0 $0 69,000 $3,105,091 69,000 $1,690,018
2009-07 0 $0 92,172 $3,880,452 66,990 $662,745
2009-06 0 $0 84,379 $3,187,822 60,000 $1,587,400
2009-05 0 $0 50,000 $1,673,478 40,000 $610,800
2009-04 0 $0 98,233 $3,471,516 66,670 $983,399
2009-03 0 $0 109,455 $3,741,098 122,385 $1,975,277
2009-02 0 $0 59,515 $2,348,741 65,715 $1,928,178
2009-01 0 $0 13,912 $506,418 0 $0
2008-10 0 $0 4,000 $152,920 4,000 $23,520
2008-09 0 $0 4,372 $178,161 0 $0
2008-08 0 $0 33,663 $3,080,609 19,500 $1,058,362
2008-07 0 $0 70,097 $5,808,407 69,500 $1,344,392
2008-06 0 $0 6,500 $458,685 6,500 $141,440
2008-05 0 $0 87,827 $6,145,855 35,827 $640,156
2008-04 0 $0 8,590 $601,300 12,000 $108,000
2008-03 0 $0 1,858 $106,372 0 $0
2008-02 0 $0 12,590 $847,245 12,000 $108,000
2008-01 0 $0 2,687 $185,456 0 $0
2007-12 0 $0 20,590 $1,536,524 24,800 $622,950
2007-11 0 $0 77,548 $4,604,125 84,727 $2,910,388
2007-10 0 $0 0 $0 22,000 $1,736,350
2007-09 0 $0 5,094 $324,733 0 $0
2007-08 0 $0 500 $29,492 2,000 $20,760
2007-07 0 $0 29,250 $1,667,285 29,250 $294,499
2007-06 0 $0 25,000 $1,212,500 60,166 $921,734
2007-05 5,023 $236,633 196,547 $9,280,344 113,250 $98,437
2007-03 0 $0 21,665 $944,066 30,000 $311,400
2007-01 0 $0 9,375 $380,465 9,375 $98,437
2006-11 0 $0 39,075 $1,608,502 68,400 $890,116
2006-10 0 $0 20,100 $760,986 30,000 $311,400
2006-09 0 $0 21,200 $718,722 30,000 $311,400
2006-08 0 $0 16,580 $523,928 0 $0
2006-03 0 $0 11,912 $456,824 11,912 $119,120
2006-02 0 $0 35,000 $1,129,170 35,000 $352,500
2006-01 0 $0 10,000 $284,000 10,000 $100,000
2005-11 2,500 $54,400 0 $0 0 $0
2005-10 18,049 $482,465 0 $0 0 $0
2005-06 0 $0 13,150 $305,300 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of Alexion Pharmaceuticals Inc insiders (ALXN)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2017-10-02 Wagner Heidi L (SVP, Global Government Affairs) Sale 120 140.00 16,800
2017-09-05 O'neill Julie (EVP. Global Operations) Sale 3,763 146.06 549,642
2017-09-05 Veneman Ann M Sale 835 145.81 121,751
2017-08-31 O'neill Julie (EVP. Global Operations) Sale 612 142.00 86,904
2017-08-28 O'neill Julie (EVP. Global Operations) Sale 11,160 140.00 1,562,400
2017-07-31 Veneman Ann M Sale 700 137.74 96,418
2017-06-15 Baker Brothers Life Sciences Lp (Director) Buy 656,387 117.05 76,832,723
2017-06-15 Parven Alvin S Sale 835 116.78 97,511
2017-06-15 Coughlin Christopher J Buy 2,000 117.10 234,200
2017-06-14 Hantson Ludwig (CEO) Buy 10,000 116.72 1,167,200
2017-06-14 Baker Brothers Life Sciences Lp (Director) Buy 1,353,347 117.20 157,529,873
2017-03-02 O'neill Julie (EVP. Global Operations) Sale 651 133.80 87,103
2017-03-01 Wagner Heidi L (SVP, Global Government Affairs) Sale 156 132.50 20,670
2017-03-01 Moriarty John B (EVP & General Counsel) Sale 282 132.50 37,365
2017-03-01 Carmichael Clare (EVP, Chief HR Officer) Sale 404 132.50 53,530
2017-03-01 Mackay Martin (EVP & Global Head of R&D) Sale 370 132.50 49,025
2017-03-01 Bell Leonard Sale 1,240 132.50 164,300
2017-02-28 Wagner Heidi L (SVP, Global Government Affairs) Sale 480 131.70 63,215
2017-02-28 Thiel Carsten (EVP, Chief Commercial Officer) Sale 3,837 65.50 495,610
2017-02-28 O'neill Julie (EVP. Global Operations) Sale 664 131.70 87,448
2017-02-28 Miller Edward (SVP, Chief Compliance Officer) Sale 330 131.70 43,460
2017-02-28 Moriarty John B (EVP & General Counsel) Sale 910 131.71 119,856
2017-02-28 Carmichael Clare (EVP, Chief HR Officer) Sale 915 131.71 120,514
2017-02-28 Mackay Martin (EVP & Global Head of R&D) Sale 625 131.70 82,312
2017-02-28 Bell Leonard Sale 2,738 131.71 360,621
2017-02-27 Wagner Heidi L (SVP, Global Government Affairs) Sale 358 131.20 46,969
2017-02-27 Thiel Carsten (EVP, Chief Commercial Officer) Sale 71 131.20 9,315
2017-02-27 O'neill Julie (EVP. Global Operations) Sale 910 131.20 119,391
2017-02-27 Miller Edward (SVP, Chief Compliance Officer) Sale 260 131.20 34,112
2017-02-27 Moriarty John B (EVP & General Counsel) Sale 612 131.20 80,294
2017-02-27 Carmichael Clare (EVP, Chief HR Officer) Sale 860 131.20 112,831
2017-02-27 Mackay Martin (EVP & Global Head of R&D) Sale 860 131.20 112,831
2017-02-09 Moriarty John B (EVP & General Counsel) Sale 167 126.84 21,182
2017-02-09 Carmichael Clare (EVP, Chief HR Officer) Sale 167 126.84 21,182
2017-02-09 Mackay Martin (EVP & Global Head of R&D) Sale 217 126.84 27,524
2017-02-09 Bell Leonard Sale 246 126.84 31,202
2017-02-07 Wagner Heidi L (SVP, Global Government Affairs) Sale 222 128.09 28,435
2017-02-07 Moriarty John B (EVP & General Counsel) Sale 135 128.09 17,292
2017-02-07 Carmichael Clare (EVP, Chief HR Officer) Sale 166 128.09 21,262
2017-02-07 Bell Leonard Sale 1,010 128.09 129,370
2017-02-06 Wagner Heidi L (SVP, Global Government Affairs) Sale 1,710 125.86 215,229
2017-02-06 Thiel Carsten (EVP, Chief Commercial Officer) Sale 165 125.69 20,738
2017-02-06 O'neill Julie (EVP. Global Operations) Sale 2,795 125.69 351,303
2017-02-06 Miller Edward (SVP, Chief Compliance Officer) Sale 1,045 126.32 132,004
2017-02-06 Moriarty John B (EVP & General Counsel) Sale 3,403 126.03 428,897
2017-02-06 Carmichael Clare (EVP, Chief HR Officer) Sale 3,404 126.17 429,482
2017-02-06 Mackay Martin (EVP & Global Head of R&D) Sale 2,728 126.28 344,505
2017-02-06 Bell Leonard Sale 7,715 125.89 971,241
2017-01-10 Bell Leonard Sale 100 144.99 14,499
2017-01-10 Bell Leonard Option Ex 100 22.90 2,290
2017-01-09 Bell Leonard Sale 5,187 144.91 751,674
2017-01-09 Bell Leonard Option Ex 4,853 22.90 111,133
2017-01-05 Parven Alvin S Sale 22,659 137.86 3,123,724
2017-01-05 Parven Alvin S Option Ex 20,166 64.54 1,301,553
2017-01-05 Bell Leonard Sale 34,878 137.46 4,794,399
2017-01-05 Bell Leonard Option Ex 34,210 22.90 783,409
2016-12-12 Moriarty John B (EVP & General Counsel) Sale 1,044 118.61 123,828
2016-12-09 Thiel Carsten (EVP, Chief Commercial Officer) Sale 2,308 130.00 300,040
2016-11-14 Wagner Heidi L (SVP, Global Government Affairs) Sale 59 115.10 6,790
2016-11-04 Bell Leonard Sale 37,317 140.59 5,246,471
2016-11-04 Bell Leonard Option Ex 36,649 22.90 839,262
2016-10-31 Bell Leonard Sale 1,634 135.32 221,121
2016-10-31 Bell Leonard Option Ex 1,300 22.90 29,769
2016-10-14 Thiel Carsten (EVP, Chief Commercial Officer) Sale 4,584 120.28 551,363
2016-10-03 Wagner Heidi L (SVP, Global Government Affairs) Sale 120 122.41 14,689
2016-10-03 Thiel Carsten (EVP, Chief Commercial Officer) Sale 29 122.41 3,549
2016-09-23 Norby R Douglas Option Ex 15,500 130.48 2,022,409
2016-09-13 Thiel Carsten (EVP, Chief Commercial Officer) Sale 3,000 129.00 387,000
2016-09-12 Thiel Carsten (EVP, Chief Commercial Officer) Sale 225 124.20 27,945
2016-09-09 Miller Edward (SVP, Chief Compliance Officer) Sale 367 128.32 47,093
2016-09-06 Thiel Carsten (EVP, Chief Commercial Officer) Sale 1,000 125.94 125,940
2016-09-02 O'neill Julie (EVP. Global Operations) Sale 650 126.29 82,088
2016-08-30 Carmichael Clare (EVP, Chief HR Officer) Sale 1,000 127.76 127,760
2016-08-08 Wagner Heidi L (SVP, Global Government Affairs) Sale 222 137.14 30,445
2016-08-08 Moriarty John B (EVP & General Counsel) Sale 135 137.14 18,513
2016-08-08 Hallal David (CEO) Sale 332 137.14 45,530
2016-08-08 Carmichael Clare (EVP, Chief HR Officer) Sale 165 137.14 22,628
2016-08-08 Sinha Vikas (EVP & CFO) Sale 277 137.14 37,987
2016-08-08 Bell Leonard Sale 1,010 137.14 138,511
2016-06-13 Moriarty John B (EVP & General Counsel) Sale 918 135.72 124,590
2016-05-16 Mackay Martin (EVP & Global Head of R&D) Sale 4,097 139.81 572,801
2016-05-13 Wagner Heidi L (SVP, Global Government Affairs) Sale 53 138.65 7,348
2016-04-01 Hallal David (CEO) Sale 1,414 136.04 192,360
2016-03-02 O'neill Julie (EVP. Global Operations) Sale 651 149.55 97,357
2016-02-29 O'neill Julie (EVP. Global Operations) Sale 663 138.91 92,097
2016-02-29 Hallal David (CEO) Sale 2,014 140.18 282,322
2016-02-29 Mackay Martin (EVP & Global Head of R&D) Sale 1,000 138.91 138,910
2016-02-29 Sinha Vikas (EVP & CFO) Sale 1,122 140.07 157,158
2016-02-16 Thiel Carsten (EVP, Chief Commercial Officer) Sale 187 143.49 26,832
2016-02-08 Wagner Heidi L (SVP, Global Government Affairs) Sale 942 138.63 130,586
2016-02-08 O'neill Julie (EVP. Global Operations) Sale 778 138.88 108,052
2016-02-08 Islam Saqib (EVP, Chief Strat & Port. Off.) Sale 1,474 138.90 204,731
2016-02-08 Moriarty John B (EVP & General Counsel) Sale 2,633 138.75 365,328
2016-02-08 Hallal David (CEO) Sale 3,946 138.41 546,154
2016-02-08 Carmichael Clare (EVP, Chief HR Officer) Sale 2,665 138.39 368,809
2016-02-08 Mackay Martin (EVP & Global Head of R&D) Sale 1,966 139.17 273,608
2016-02-08 Sinha Vikas (EVP & CFO) Sale 3,890 136.42 530,685
2016-02-08 Bell Leonard Sale 11,474 138.79 1,592,510
2016-02-05 Wagner Heidi L (SVP, Global Government Affairs) Sale 997 143.40 142,967
2016-02-05 O'neill Julie (EVP. Global Operations) Sale 2,080 143.48 298,442
2016-02-05 Miller Edward (SVP, Chief Compliance Officer) Sale 1,051 143.34 150,648
2016-02-05 Islam Saqib (EVP, Chief Strat & Port. Off.) Sale 1,970 143.95 283,585
2016-02-05 Moriarty John B (EVP & General Counsel) Sale 1,969 143.41 282,366
2016-02-05 Hallal David (CEO) Sale 6,722 142.86 960,291
2016-02-05 Carmichael Clare (EVP, Chief HR Officer) Sale 1,993 142.88 284,765
2016-02-05 Mackay Martin (EVP & Global Head of R&D) Sale 2,105 142.87 300,747
2016-02-05 Sinha Vikas (EVP & CFO) Sale 1,954 143.92 281,213
2016-02-05 Bell Leonard Sale 2,136 142.93 305,298
2016-02-04 Wagner Heidi L (SVP, Global Government Affairs) Sale 169 144.60 24,438
2016-02-04 Hallal David (CEO) Sale 629 144.43 90,846
2016-02-04 Carmichael Clare (EVP, Chief HR Officer) Sale 207 144.47 29,905
2016-02-04 Sinha Vikas (EVP & CFO) Sale 703 144.60 101,657
2016-02-04 Bell Leonard Sale 2,262 144.38 326,587
2015-12-29 Bell Leonard Sale 28,968 190.84 5,528,397
2015-12-29 Bell Leonard Option Ex 28,968 22.90 663,367
2015-12-28 Bell Leonard Sale 400 190.15 76,060
2015-12-28 Bell Leonard Option Ex 400 22.90 9,160
2015-12-24 Bell Leonard Sale 5,632 190.00 1,070,080
2015-12-24 Bell Leonard Option Ex 5,632 22.90 128,972
2015-12-17 Bell Leonard Sale 70,000 187.95 13,156,220
2015-12-17 Bell Leonard Option Ex 70,000 22.90 1,603,000
2015-12-11 Moriarty John B (EVP & General Counsel) Sale 943 184.09 173,601
2015-12-11 Veneman Ann M Sale 895 187.48 167,794
2015-12-11 Bell Leonard Sale 21,319 187.77 4,003,068
2015-12-11 Norby R Douglas Sale 45,442 187.59 8,524,601
2015-12-08 Islam Saqib (EVP, Chief Strat & Port. Off.) Sale 950 190.00 180,500
2015-12-08 Bell Leonard Sale 70,000 188.04 13,162,940
2015-11-25 Bell Leonard Sale 35,000 181.79 6,362,755
2015-11-25 Bell Leonard Option Ex 35,000 22.90 801,500
2015-11-10 Thiel Carsten (EVP, Chief Commercial Officer) Sale 3,000 173.34 520,020
2015-11-02 Islam Saqib (EVP, Chief Strat & Port. Off.) Sale 975 180.00 175,500
2015-11-02 Parven Alvin S Sale 895 178.73 159,963
2015-11-02 Bell Leonard Sale 35,000 180.12 6,304,200
2015-10-26 Islam Saqib (EVP, Chief Strat & Port. Off.) Sale 1,558 168.44 262,429
2015-09-10 Thiel Carsten (SVP, EMEA & Asia Pacific) Sale 812 170.01 138,052
2015-09-09 Miller Edward (SVP, Chief Compliance Officer) Sale 366 179.55 65,715
2015-09-09 Bell Leonard Sale 1,050 180.10 189,105
2015-09-02 O'neill Julie (EVP. Global Operations) Sale 647 171.76 111,128
2015-09-01 Carmichael Clare (EVP, Chief HR Officer) Sale 305 168.62 51,429
2015-08-07 Moriarty John B (EVP & General Counsel) Sale 135 190.01 25,651
2015-08-07 Hallal David (CEO) Sale 329 190.01 62,513
2015-08-07 Carmichael Clare (EVP, Chief HR Officer) Sale 163 190.01 30,971
2015-08-07 Bell Leonard Sale 1,003 190.01 190,580
2015-08-05 Moriarty John B (EVP & General Counsel) Sale 10,010 198.59 1,987,835
2015-08-05 Moriarty John B (EVP & General Counsel) Option Ex 20,000 92.65 1,853,000
2015-08-04 Hallal David (CEO) Sale 612 196.52 120,270
2015-08-04 Carmichael Clare (EVP, Chief HR Officer) Sale 185 196.52 36,356
2015-08-04 Sinha Vikas (EVP & CFO) Sale 675 196.52 132,651
2015-08-04 Bell Leonard Sale 2,200 196.52 432,344
2015-08-03 Mackay Martin (EVP & Global Head of R&D) Sale 43,500 196.30 8,539,180

Insider trading activities including stock purchases, stock sales, and option exercises of ALXN listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Alexion Pharmaceuticals Inc (symbol ALXN, CIK number 899866) see the Securities and Exchange Commission (SEC) website.