Alexion Pharmaceuticals Inc (NASDAQ:ALXN)

During the Trading Day
168.55 -2.75 / -1.61%
As of 4:00pm ET
Day’s Change
During After-Hours   Switch to standard view »
168.53 -0.0202 / -0.01%
 
Volume: 23.3K
Institutional investors hold a majority ownership of ALXN through the 97.22% 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 March 2015, these large investors purchased a net $242.1 thousand shares.
Mutual fund holders65.25%
Other institutional31.97%
Individual stakeholders1.31%

Largest Quarterly Institutional
Transactions

Latest Institutional Activity

3/31/2015COLUMBUS CIRCLE INVESTORS  Bought 214.6 Thousand shares of Alexion Pharmaceuticals I...
3/31/2015FIRST QUADRANT LP  Bought 148.0 Thousand shares of Alexion Pharmaceuticals I...
3/31/2015STATE TEACHERS RETIREMENT SYSTEM...  Bought 102.0 Thousand shares of Alexion Pharmaceuticals I...

Top 10 Owners of Alexion Pharmaceuticals Inc

StockholderStakeShares
owned
Total value ($)Shares
bought / sold
Total
change
Capital Research & Management Co....12.02%24,290,1004,209,474,330+49,800+0.21%
Fidelity Management & Research Co...10.93%22,095,2473,829,106,305+2,051,441+10.23%
T. Rowe Price Associates, Inc.9.98%20,175,3913,496,395,260+466,737+2.37%
The Vanguard Group, Inc.5.27%10,660,3481,847,438,308+382,895+3.73%
BlackRock Fund Advisors4.30%8,693,1071,506,515,443+252,278+2.99%
SSgA Funds Management, Inc.4.24%8,562,2021,483,829,607+443,427+5.46%
Jennison Associates LLC2.87%5,793,3511,003,987,728-2,589,663-30.89%
Sands Capital Management LLC2.61%5,267,903912,927,590-43,585-0.82%
JPMorgan Investment Management, I...2.60%5,255,805910,831,007-372,120-6.61%
Wells Capital Management, Inc.1.84%3,709,668642,885,464-248,059-6.27%

Top 10 Mutual Funds Holding Alexion Pharmaceuticals Inc

Mutual fundStakeShares
owned
Total value ($)Shares
bought / sold
Total
change
American Funds Growth Fund of Ame...4.58%9,261,0611,604,941,87100.00%
American Funds AMCAP Fund2.68%5,426,327940,382,469+475,000+9.59%
Vanguard Total Stock Market Index...1.76%3,563,403617,537,740+107,876+3.12%
American Funds Investment Company...1.59%3,207,000555,773,10000.00%
T Rowe Price Growth Stock Fund1.58%3,188,400552,549,720-19,600-0.61%
Fidelity Growth Company Fund1.57%3,168,460549,094,118-97,200-2.98%
American Funds Capital World Grow...1.47%2,974,400515,463,52000.00%
T Rowe Price Blue Chip Growth Fun...1.45%2,937,900509,138,070+118,000+4.18%
T Rowe Price Health Sciences Fund1.40%2,824,300489,451,19000.00%
Fidelity Select Biotechnology Por...1.33%2,688,470465,911,851+20,400+0.76%

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