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Alexion Pharmaceuticals Inc (NASDAQ:ALXN)

Delayed Data
As of 3:59pm ET
 -5.30 / -3.86%
Today’s Change
Today|||52-Week Range
Institutional investors hold a majority ownership of ALXN through the 99.82% of the outstanding shares that they control. This interest is also higher than at almost any other company in the Biotechnology industry. Last, during the quarter ended June 2016, these large investors purchased a net $1.2 million shares.
Mutual fund holders63.13%
Individual stakeholders4.07%
Other institutional36.69%

Largest Quarterly Institutional

Latest Institutional Activity

6/30/2016FIDELITY MANAGEMENT & RESEARCH C...  Bought 2.0 Million shares of Alexion Pharmaceuticals I...
6/30/2016CITADEL ADVISORS LLC  Bought 1.3 Million shares of Alexion Pharmaceuticals I...
6/30/2016ORBIMED ADVISORS LLC  Bought 1.1 Million shares of Alexion Pharmaceuticals I...

Top 10 Owners of Alexion Pharmaceuticals Inc

Total value ($)Shares
bought / sold
Capital Research & Management Co....11.42%25,589,3223,290,786,809-2,012,885-7.29%
T. Rowe Price Associates, Inc.8.81%19,743,8892,539,064,125-8,470,497-30.02%
Fidelity Management & Research Co...8.11%18,172,0162,336,921,258+1,956,004+12.06%
The Vanguard Group, Inc.6.02%13,478,7181,733,363,135+216,269+1.63%
BlackRock Fund Advisors4.58%10,251,3021,318,317,437+219,848+2.19%
SSgA Funds Management, Inc.4.37%9,782,9331,258,085,184+124,180+1.29%
Jennison Associates LLC3.17%7,093,395912,210,597-216,732-2.96%
Baker Bros. Advisors LP2.92%6,543,295841,467,737+696+0.01%
Columbia Management Investment Ad...2.69%6,025,775774,914,665+728,182+13.75%
Sands Capital Management LLC2.18%4,874,758626,893,879-337,121-6.47%

Top 10 Mutual Funds Holding Alexion Pharmaceuticals Inc

Mutual fundStakeShares
Total value ($)Shares
bought / sold
American Funds Growth Fund of Ame...4.49%10,054,6011,293,021,689-479,460-4.55%
American Funds AMCAP Fund2.48%5,557,098714,642,803-259,800-4.47%
Fidelity Select Biotechnology Por...1.96%4,384,303563,821,366+429,800+10.87%
Vanguard Total Stock Market Index...1.90%4,259,661547,792,405+10,206+0.24%
T Rowe Price Growth Stock Fund1.58%3,529,379453,878,139-1,561,939-30.68%
T Rowe Price Blue Chip Growth Fun...1.36%3,053,300392,654,380-1,300,000-29.86%
American Funds Investment Company...1.36%3,041,000391,072,600-166,000-5.18%
Vanguard 500 Index Fund1.31%2,940,594378,160,388+63,225+2.20%
American Funds Capital World Grow...1.17%2,616,308336,457,209-615,042-19.03%
Harbor Capital Appreciation Fund1.14%2,553,911328,432,95500.00%