BA
ALXN

BlackRock Advisors’s Alexion Pharmaceuticals ALXN Stock Holding History

BlackRock Advisors’s Portfolio ALXN Stock Details ALXN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2016
Q4 		$214M Sell
1,751,063
-535,828
-23% -$65.6M 0.23% 111
2016
Q3 		$280M Buy
2,286,891
+1,295,520
+131% +$167M 0.3% 86
2016
Q2 		$116M Sell
991,371
-27,413
-3% -$3.89M 0.12% 187
2016
Q1 		$142M Sell
1,018,784
-302,034
-23% -$44.3M 0.15% 156
2015
Q4 		$252M Sell
1,320,818
-182,608
-12% -$31.9M 0.27% 93
2015
Q3 		$235M Buy
1,503,426
+157,434
+12% +$28.7M 0.26% 100
2015
Q2 		$243M Buy
1,345,992
+181,251
+16% +$31.3M 0.27% 106
2015
Q1 		$202M Sell
1,164,741
-100,701
-8% -$18.2M 0.21% 123
2014
Q4 		$234M Sell
1,265,442
-89,970
-7% -$16.7M 0.25% 113
2014
Q3 		$225M Sell
1,355,412
-49,437
-4% -$8.12M 0.23% 113
2014
Q2 		$220M Buy
1,404,849
+238,442
+20% +$37.6M 0.22% 121
2014
Q1 		$177M Buy
1,166,407
+535,161
+85% +$85.1M 0.18% 144
2013
Q4 		$83.9M Buy
631,246
+234,371
+59% +$28.1M 0.08% 254
2013
Q3 		$46.1M Sell
396,875
-811,517
-67% -$89M 0.05% 341
2013
Q2 		$111M Buy
+1,208,392
New +$116M 0.12% 190

Other funds holding ALXN

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Jennison Associates
Jennison Associates New York $145B AUM 34.61% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $17.4B AUM 131.5% 1-Year Est. Return
BIT
BlackRock Institutional Trust San Francisco, California $675B AUM 16.07% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $431B AUM 30.22% 1-Year Est. Return
Sands Capital Management
Sands Capital Management Arlington, Virginia $25.5B AUM 26.46% 1-Year Est. Return