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Alexion Pharmaceuticals Inc (NASDAQ:ALXN)

BATS BZX Real-Time Price
As of 10:41am ET
 -1.76 / -1.34%
Today’s Change
Today|||52-Week Range
Institutional investors hold a majority ownership of ALXN through the 98.83% 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 September 2016, these large investors purchased a net $433.6 thousand shares.
Mutual fund holders61.80%
Individual stakeholders4.06%
Other institutional37.03%

Largest Quarterly Institutional

Latest Institutional Activity

12/31/2016THE BANK OF NEW YORK MELLON CORP...  Bought 65.1 Thousand shares of Alexion Pharmaceuticals I...
12/31/2016CUTLER GROUP LP  Bought 12.2 Thousand shares of Alexion Pharmaceuticals I...
12/31/2016NATIONAL PENSION SERVICE OF KORE...  Bought 11.1 Thousand shares of Alexion Pharmaceuticals I...

Top 10 Owners of Alexion Pharmaceuticals Inc

Total value ($)Shares
bought / sold
Fidelity Management & Research Co...10.69%23,976,8322,933,565,395+5,804,816+31.94%
T. Rowe Price Associates, Inc.8.64%19,364,4342,369,238,500-379,455-1.92%
Capital Research & Management Co....6.83%15,305,1311,872,582,778-10,284,191-40.19%
The Vanguard Group, Inc.6.13%13,736,5431,680,666,036+257,825+1.91%
BlackRock Fund Advisors4.96%11,118,3871,360,334,649+867,085+8.46%
SSgA Funds Management, Inc.4.49%10,078,7201,233,131,392+1,284,688+14.61%
Jennison Associates LLC3.18%7,137,235873,240,702+43,840+0.62%
Baker Bros. Advisors LP2.92%6,543,295800,572,14300.00%
Sands Capital Management LLC2.34%5,245,752641,817,757+370,994+7.61%
Columbia Management Investment Ad...2.08%4,668,451571,184,980-1,315,426-21.98%

Top 10 Mutual Funds Holding Alexion Pharmaceuticals Inc

Mutual fundStakeShares
Total value ($)Shares
bought / sold
Fidelity Select Biotechnology Por...2.11%4,733,317579,121,335+300,300+6.77%
Vanguard Total Stock Market Index...2.01%4,512,224552,070,606+10,519+0.23%
T Rowe Price Growth Stock Fund1.57%3,516,879430,290,146-12,500-0.35%
American Funds Growth Fund of Ame...1.49%3,332,889407,778,969-2,956,300-47.01%
Vanguard 500 Index Fund1.46%3,278,092401,074,556+85,824+2.69%
T Rowe Price Blue Chip Growth Fun...1.38%3,090,700378,147,145+37,400+1.22%
Fidelity OTC Portfolio1.34%2,995,989366,559,254+1,173,500+64.39%
Harbor Capital Appreciation Fund1.15%2,581,555315,853,25400.00%
iShares Nasdaq Biotechnology ETF1.15%2,572,336314,725,310+8,916+0.35%
T Rowe Price Health Sciences Fund1.13%2,541,977311,010,886+218,300+9.39%