RSCM
Rock Springs Capital Management’s Biogen BIIB Stock Holding History
| Quarter | Market Value | Status | Shares |
Shares Change % | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2021
Q3 | – | Sell |
-113,500
| Closed | -$39.3M | – | 157 |
|
|
2021
Q2 | $39.3M | Hold |
113,500
| – | – | 0.78% | 44 |
|
|
2021
Q1 | $31.8M | Buy |
113,500
+13,500
| +14% | +$3.78M | 0.69% | 48 |
|
|
2020
Q4 | $24.5M | Sell |
100,000
-72,500
| -42% | -$17.8M | 0.52% | 66 |
|
|
2020
Q3 | $48.9M | Sell |
172,500
-7,500
| -4% | -$2.13M | 1.24% | 26 |
|
|
2020
Q2 | $48.2M | Hold |
180,000
| – | – | 1.32% | 21 |
|
|
2020
Q1 | $56.9M | Buy |
+180,000
| New | +$56.9M | 2.35% | 4 |
|
|
2019
Q3 | – | Hold |
0
| – | – | – | 141 |
|
|
2019
Q2 | – | Hold |
0
| – | – | – | 136 |
|
|
2019
Q1 | – | Sell |
-50,000
| Closed | -$15M | – | 131 |
|
|
2018
Q4 | $15M | Hold |
50,000
| – | – | 0.71% | 44 |
|
|
2018
Q3 | $17.7M | Sell |
50,000
-3,000
| -6% | -$1.06M | 0.64% | 54 |
|
|
2018
Q2 | $15.4M | Hold |
53,000
| – | – | 0.59% | 64 |
|
|
2018
Q1 | $14.5M | Hold |
53,000
| – | – | 0.62% | 61 |
|
|
2017
Q4 | $16.9M | Hold |
53,000
| – | – | 0.77% | 43 |
|
|
2017
Q3 | $16.6M | Hold |
53,000
| – | – | 0.77% | 50 |
|
|
2017
Q2 | $14.4M | Buy |
53,000
+5,000
| +10% | +$1.36M | 0.73% | 49 |
|
|
2017
Q1 | $13.1M | Buy |
48,000
+1,000
| +2% | +$273K | 0.76% | 47 |
|
|
2016
Q4 | $13.3M | Sell |
47,000
-11,000
| -19% | -$3.12M | 0.89% | 38 |
|
|
2016
Q3 | $18.2M | Buy |
58,000
+350
| +0.6% | +$110K | 1.14% | 29 |
|
|
2016
Q2 | $13.9M | Buy |
57,650
+4,500
| +8% | +$1.09M | 1.03% | 34 |
|
|
2016
Q1 | $13.8M | Buy |
53,150
+2,500
| +5% | +$651K | 1.16% | 27 |
|
|
2015
Q4 | $15.5M | Buy |
50,650
+12,000
| +31% | +$3.68M | 1.18% | 26 |
|
|
2015
Q3 | $11.3M | Hold |
38,650
| – | – | 0.92% | 36 |
|
|
2015
Q2 | $15.6M | Buy |
38,650
+1,650
| +4% | +$666K | 1.14% | 29 |
|
|
2015
Q1 | $15.6M | Sell |
37,000
-8,500
| -19% | -$3.59M | 1.46% | 25 |
|
|
2014
Q4 | $15.4M | Sell |
45,500
-15,850
| -26% | -$5.38M | 1.81% | 16 |
|
|
2014
Q3 | $20.3M | Buy |
61,350
+1,350
| +2% | +$447K | 3.14% | 9 |
|
|
2014
Q2 | $18.9M | Buy |
60,000
+4,750
| +9% | +$1.5M | 3.39% | 6 |
|
|
2014
Q1 | $16.9M | Buy |
55,250
+2,250
| +4% | +$688K | 3.9% | 4 |
|
|
2013
Q4 | $14.8M | Buy |
+53,000
| New | +$14.8M | 5.3% | 3 |
|