ALXN

Alexion Pharmaceuticals, Inc. Institutional Ownership

$170.281
*  
1.711
1.02%
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*Delayed - data as of May 22, 2015 12:55 ET  -  Find a broker to begin trading ALXN now
Exchange: NASDAQ
Industry: Health Care
Community Rating:
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Ownership Summary Institutional Holdings Insiders
(SEC Form 4)
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Ownership Summary


Institutional Ownership 97.08%
Total Shares Outstanding (millions) 200
Total Value of Holdings (millions) $32,666

Active Positions

Holders Shares
Increased Positions 304 13,626,900
Decreased Positions 265 12,856,588
Held Positions 74 167,299,734
Total Institutional Shares 643 193,783,222

New and Sold Out Positions


Holders Shares
New Positions 58 925,514
Sold Out Positions 61 2,375,480

265 Decreased Institutional Holders
12,856,588 Decreased Total Shares Held


Click on the column header links to resort ascending (▲) or descending (▼).
Owner Name Date Shared Held Change (Shares) Change (%) Value (in 1,000s)
FMR LLC 03/31/2015 19,676,917 (2,468,340) (11.15) 3,316,938
STATE STREET CORP 03/31/2015 8,471,480 (90,622) (1.06) 1,428,037
JPMORGAN CHASE & CO 03/31/2015 5,536,936 (1,006,884) (15.39) 933,361
JENNISON ASSOCIATES LLC 03/31/2015 5,240,238 (553,113) (9.55) 883,347
SANDS CAPITAL MANAGEMENT, LLC 03/31/2015 5,204,296 (63,607) (1.21) 877,288
WELLS FARGO & COMPANY/MN 03/31/2015 4,284,055 (112,316) (2.56) 722,163
AMERICAN CENTURY COMPANIES INC 03/31/2015 2,748,655 (163,691) (5.62) 463,341
INVESCO LTD. 03/31/2015 2,651,780 (481,450) (15.37) 447,011
BANK OF NEW YORK MELLON CORP 03/31/2015 2,622,044 (184,863) (6.59) 441,998
NORTHERN TRUST CORP 03/31/2015 2,552,344 (3,726) (0.15) 430,249
TIAA CREF INVESTMENT MANAGEMENT LLC 03/31/2015 2,360,171 (92,922) (3.79) 397,854
BLACKROCK GROUP LTD 03/31/2015 2,105,698 (24,768) (1.16) 354,958
WINSLOW CAPITAL MANAGEMENT, LLC 03/31/2015 1,973,051 (1,375,951) (41.09) 332,597
BLACKROCK ADVISORS LLC 03/31/2015 1,164,741 (100,701) (7.96) 196,340
BANK OF AMERICA CORP /DE/ 03/31/2015 998,789 (30,951) (3.01) 168,366

Institutional Holdings information for this company is filed by major institutions on form 13-F with the Securities and Exchange Commission.
info  Learn more about Institutional Holdings