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TIAA CREF INVESTMENT MANAGEMENT LLC > ALXN

DateNameTickerSharesChangeValueChangePrice
03/31/2019ALEXION PHARMACEUTICALS, INC.ALXN3,328,8241,401,686449,990,000262,364,000$135.18
12/31/2018ALEXION PHARMACEUTICALS, INC.ALXN1,927,138-476,998187,626,000-146,573,000$97.36
09/30/2018ALEXION PHARMACEUTICALS, INC.ALXN2,404,136-221,989334,199,0008,166,000$139.01
06/30/2018ALEXION PHARMACEUTICALS, INC.ALXN2,626,125-879,659326,033,000-64,722,000$124.15
03/31/2018ALEXION PHARMACEUTICALS, INC.ALXN3,505,784-331,135390,755,000-68,102,000$111.46
12/31/2017ALEXION PHARMACEUTICALS, INC.ALXN3,836,919414,969458,857,000-21,208,000$119.59
09/30/2017ALEXION PHARMACEUTICALS, INC.ALXN3,421,950201,989480,065,00088,292,000$140.29
06/30/2017ALEXION PHARMACEUTICALS, INC.ALXN3,219,961955,578391,773,000117,239,000$121.67
03/31/2017ALEXION PHARMACEUTICALS, INC.ALXN2,264,383-292,305274,534,000-38,277,000$121.24
12/31/2016ALEXION PHARMACEUTICALS, INC.ALXN2,556,68881,702312,811,0009,526,000$122.35
09/30/2016ALEXION PHARMACEUTICALS, INC.ALXN2,474,986420,835303,285,000-17,964,000$122.54
06/30/2016ALEXION PHARMACEUTICALS, INC.ALXN2,952,205762,010344,699,00039,780,000$116.76
03/31/2016ALEXION PHARMACEUTICALS, INC.ALXN2,190,195136,044304,919,000-16,330,000$139.22
12/31/2015ALEXION PHARMACEUTICALS, INC.ALXN2,364,781310,630451,082,000129,833,000$190.75
09/30/2015ALEXION PHARMACEUTICALS, INC.ALXN2,054,151-1,036,671321,249,000-237,479,000$156.39
06/30/2015ALEXION PHARMACEUTICALS, INC.ALXN3,090,822730,651558,728,000149,710,000$180.77
03/31/2015ALEXION PHARMACEUTICALS, INC.ALXN2,360,171321,575409,018,00070,978,000$173.30
12/31/2014ALEXION PHARMACEUTICALS, INC.ALXN2,453,093414,497453,896,000115,856,000$185.03
09/30/2014ALEXION PHARMACEUTICALS, INC.ALXN2,038,59647,551338,040,00026,939,000$165.82
06/30/2014ALEXION PHARMACEUTICALS, INC.ALXN1,991,045238,999311,101,00044,562,000$156.25
03/31/2014ALEXION PHARMACEUTICALS, INC.ALXN1,752,046-1,435,939266,539,000-103,777,000$152.13
12/31/2013ALEXION PHARMACEUTICALS, INC.ALXN2,793,270-394,715371,673,0001,357,000$133.06
09/30/2013ALEXION PHARMACEUTICALS, INC.ALXN3,187,9853,187,985370,316,000370,316,000$116.16
06/30/2013ALEXION PHARMACEUTICALS, INC.ALXN2,676,282108,780246,860,0006,003,000$92.24
03/31/2013ALEXION PHARMACEUTICALS, INC.ALXN2,699,020131,518248,687,7037,830,703$92.14
12/31/2012ALEXION PHARMACEUTICALS, INC.ALXN2,567,502-45,482240,857,000-58,068,000$93.81
09/30/2012ALEXION PHARMACEUTICALS, INC.ALXN2,612,984-147,511298,925,00024,808,000$114.40
06/30/2012ALEXION PHARMACEUTICALS, INC.ALXN2,760,495140,742274,117,00030,847,000$99.30
03/31/2012ALEXION PHARMACEUTICALS, INC.ALXN2,619,753439,860243,270,000103,626,000$92.86
12/31/2011ALEXION PHARMACEUTICALS, INC.ALXN2,190,05110,158156,589,00016,945,000$71.50
09/30/2011ALEXION PHARMACEUTICALS, INC.ALXN2,179,893696,564139,644,00069,883,000$64.06
06/30/2011ALEXION PHARMACEUTICALS, INC.ALXN1,483,329883,71669,761,00010,591,000$47.03
03/31/2011ALEXION PHARMACEUTICALS, INC.ALXN599,613127,45159,170,00021,137,000$98.68
12/31/2010ALEXION PHARMACEUTICALS, INC.ALXN472,16294,22838,033,00013,709,000$80.55
09/30/2010ALEXION PHARMACEUTICALS, INC.ALXN377,9348424,324,0004,982,000$64.36
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