Viking Global Investors’s Biogen BIIB Stock Holding History
| Quarter | Market Value | Status | Shares |
Shares Change % | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2017
Q2 | – | Sell |
-688,765
| Closed | -$188M | – | 57 |
|
|
2017
Q1 | $188M | Sell |
688,765
-1,230,047
| -64% | -$336M | 0.83% | 28 |
|
|
2016
Q4 | $544M | Sell |
1,918,812
-267,524
| -12% | -$75.9M | 2.47% | 15 |
|
|
2016
Q3 | $684M | Sell |
2,186,336
-1,024,171
| -32% | -$321M | 2.95% | 13 |
|
|
2016
Q2 | $776M | Buy |
3,210,507
+2,979,560
| +1,290% | +$721M | 3.3% | 8 |
|
|
2016
Q1 | $60.1M | Sell |
230,947
-137,917
| -37% | -$35.9M | 0.26% | 44 |
|
|
2015
Q4 | $113M | Buy |
+368,864
| New | +$113M | 0.43% | 42 |
|
|
2015
Q3 | – | Sell |
-513,444
| Closed | -$207M | – | 66 |
|
|
2015
Q2 | $207M | Buy |
+513,444
| New | +$207M | 0.78% | 34 |
|
|
2014
Q2 | – | Sell |
-388,900
| Closed | -$119M | – | 65 |
|
|
2014
Q1 | $119M | Buy |
+388,900
| New | +$119M | 0.5% | 46 |
|
|
2013
Q4 | – | Sell |
-290,345
| Closed | -$69.9M | – | 67 |
|
|
2013
Q3 | $69.9M | Sell |
290,345
-675,943
| -70% | -$163M | 0.39% | 44 |
|
|
2013
Q2 | $208M | Buy |
+966,288
| New | +$208M | 1.16% | 26 |
|