Shelton Capital Management’s Biogen BIIB Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Shares Change % | Capital Flow | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2025
Q2 | $2.18M | Sell |
17,368
-3,541
| -17% | -$445K | 0.05% | 221 |
|
|
2025
Q1 | $2.86M | Sell |
20,909
-292
| -1% | -$40K | 0.07% | 203 |
|
|
2024
Q4 | $3.24M | Hold |
21,201
| – | – | 0.08% | 187 |
|
|
2024
Q3 | $4.11M | Sell |
21,201
-100
| -0.5% | -$19.4K | 0.11% | 175 |
|
|
2024
Q2 | $4.94M | Buy |
21,301
+112
| +0.5% | +$26K | 0.13% | 147 |
|
|
2024
Q1 | $4.57M | Hold |
21,189
| – | – | 0.13% | 170 |
|
|
2023
Q4 | $5.48M | Buy |
21,189
+538
| +3% | +$139K | 0.17% | 143 |
|
|
2023
Q3 | $5.31M | Buy |
20,651
+3,488
| +20% | +$896K | 0.19% | 128 |
|
|
2023
Q2 | $4.89M | Sell |
17,163
-2,270
| -12% | -$647K | 0.18% | 128 |
|
|
2023
Q1 | $5.4M | Buy |
19,433
+12,633
| +186% | +$3.51M | 0.23% | 104 |
|
|
2022
Q4 | $1.88M | Sell |
6,800
-16,512
| -71% | -$4.57M | 0.2% | 168 |
|
|
2022
Q3 | $6.22M | Buy |
23,312
+4,956
| +27% | +$1.32M | 0.3% | 86 |
|
|
2022
Q2 | $3.74M | Sell |
18,356
-200
| -1% | -$40.8K | 0.17% | 139 |
|
|
2022
Q1 | $3.91M | Sell |
18,556
-100
| -0.5% | -$21.1K | 0.14% | 156 |
|
|
2021
Q4 | $4.48M | Hold |
18,656
| – | – | 0.16% | 144 |
|
|
2021
Q3 | $5.28M | Buy |
18,656
+63
| +0.3% | +$17.8K | 0.21% | 105 |
|
|
2021
Q2 | $6.44M | Sell |
18,593
-2,900
| -13% | -$1M | 0.24% | 93 |
|
|
2021
Q1 | $6.01M | Buy |
21,493
+8,137
| +61% | +$2.28M | 0.21% | 106 |
|
|
2020
Q4 | $3.27M | Sell |
13,356
-446
| -3% | -$109K | 0.15% | 140 |
|
|
2020
Q3 | $3.92M | Sell |
13,802
-724
| -5% | -$205K | 0.16% | 141 |
|
|
2020
Q2 | $3.89M | Sell |
14,526
-1,242
| -8% | -$332K | 0.21% | 94 |
|
|
2020
Q1 | $4.99M | Sell |
15,768
-9,406
| -37% | -$2.98M | 0.36% | 51 |
|
|
2019
Q4 | $7.47M | Buy |
25,174
+8,278
| +49% | +$2.46M | 0.41% | 51 |
|
|
2019
Q3 | $3.93M | Sell |
16,896
-3,770
| -18% | -$878K | 0.23% | 84 |
|
|
2019
Q2 | $4.83M | Buy |
20,666
+15,730
| +319% | +$3.68M | 0.28% | 67 |
|
|
2019
Q1 | $20.9K | Sell |
4,936
-15,545
| -76% | -$65.8K | 0.08% | 229 |
|
|
2018
Q4 | $6.16M | Sell |
20,481
-343
| -2% | -$103K | 0.42% | 52 |
|
|
2018
Q3 | $7.36M | Sell |
20,824
-48
| -0.2% | -$17K | 0.42% | 51 |
|
|
2018
Q2 | $6.06M | Buy |
20,872
+48
| +0.2% | +$13.9K | 0.38% | 56 |
|
|
2018
Q1 | $5.7M | Buy |
20,824
+1,744
| +9% | +$478K | 0.37% | 59 |
|
|
2017
Q4 | $6.08M | Sell |
19,080
-57
| -0.3% | -$18.2K | 0.39% | 53 |
|
|
2017
Q3 | $5.99M | Hold |
19,137
| – | – | 0.4% | 48 |
|
|
2017
Q2 | $5.19M | Buy |
19,137
+1,354
| +8% | +$367K | 0.37% | 61 |
|
|
2017
Q1 | $4.86M | Buy |
17,783
+1,813
| +11% | +$496K | 0.34% | 53 |
|
|
2016
Q4 | $4.53M | Hold |
15,970
| – | – | 0.34% | 56 |
|
|
2016
Q3 | $5M | Sell |
15,970
-5
| -0% | -$1.57K | 0.42% | 39 |
|
|
2016
Q2 | $3.86M | Buy |
15,975
+5
| +0% | +$1.21K | 0.34% | 60 |
|
|
2016
Q1 | $4.16M | Buy |
15,970
+294
| +2% | +$76.5K | 0.38% | 47 |
|
|
2015
Q4 | $4.8M | Sell |
15,676
-513
| -3% | -$157K | 0.46% | 40 |
|
|
2015
Q3 | $4.72M | Buy |
16,189
+1,990
| +14% | +$581K | 0.52% | 34 |
|
|
2015
Q2 | $5.74M | Buy |
14,199
+716
| +5% | +$289K | 0.59% | 29 |
|
|
2015
Q1 | $5.69M | Buy |
13,483
+2,811
| +26% | +$1.19M | 0.62% | 27 |
|
|
2014
Q4 | $3.62M | Buy |
10,672
+1,989
| +23% | +$675K | 0.42% | 44 |
|
|
2014
Q3 | $2.87M | Buy |
8,683
+1,181
| +16% | +$391K | 0.39% | 58 |
|
|
2014
Q2 | $2.37M | Sell |
7,502
-206
| -3% | -$64.9K | 0.33% | 64 |
|
|
2014
Q1 | $2.36M | Buy |
7,708
+599
| +8% | +$183K | 0.35% | 61 |
|
|
2013
Q4 | $1.99M | Buy |
7,109
+219
| +3% | +$61.3K | 0.3% | 69 |
|
|
2013
Q3 | $1.66M | Buy |
6,890
+269
| +4% | +$64.8K | 0.28% | 78 |
|
|
2013
Q2 | $1.43M | Buy |
+6,621
| New | +$1.43M | 0.26% | 85 |
|