BlackRock Institutional Trust’s Biogen BIIB Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2016
Q4
$1.73B Buy
6,102,240
+235,872
+4% +$66.9M 0.26% 71
2016
Q3
$1.84B Buy
5,866,368
+49,883
+0.9% +$15.6M 0.29% 61
2016
Q2
$1.41B Buy
5,816,485
+50,433
+0.9% +$12.2M 0.23% 85
2016
Q1
$1.5B Sell
5,766,052
-133,709
-2% -$34.8M 0.25% 74
2015
Q4
$1.81B Sell
5,899,761
-210,476
-3% -$64.5M 0.3% 63
2015
Q3
$1.78B Buy
6,110,237
+40,989
+0.7% +$12M 0.31% 60
2015
Q2
$2.45B Sell
6,069,248
-151,735
-2% -$61.3M 0.39% 44
2015
Q1
$2.63B Sell
6,220,983
-45,828
-0.7% -$19.4M 0.41% 46
2014
Q4
$2.13B Buy
6,266,811
+53,463
+0.9% +$18.1M 0.34% 53
2014
Q3
$2.06B Sell
6,213,348
-58,441
-0.9% -$19.3M 0.34% 49
2014
Q2
$1.98B Buy
6,271,789
+124,950
+2% +$39.4M 0.33% 53
2014
Q1
$1.88B Buy
6,146,839
+54,698
+0.9% +$16.7M 0.32% 55
2013
Q4
$1.7B Sell
6,092,141
-108,958
-2% -$30.5M 0.3% 59
2013
Q3
$1.49B Sell
6,201,099
-123,027
-2% -$29.6M 0.29% 62
2013
Q2
$1.36B Buy
+6,324,126
New +$1.36B 0.27% 67