Shell Asset Management’s Biogen BIIB Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$1.06M Buy
8,440
+4,488
+114% +$564K 0.04% 351
2025
Q1
$541K Hold
3,952
0.03% 433
2024
Q4
$604K Sell
3,952
-103
-3% -$15.7K 0.03% 432
2024
Q3
$786K Buy
+4,055
New +$786K 0.03% 367
2024
Q1
$940K Sell
4,055
-3,407
-46% -$790K 0.04% 308
2023
Q4
$1.93M Buy
7,462
+2,430
+48% +$629K 0.09% 225
2023
Q3
$1.29M Sell
5,032
-143
-3% -$36.7K 0.05% 312
2023
Q2
$1.47M Sell
5,175
-726
-12% -$207K 0.06% 296
2023
Q1
$1.64M Sell
5,901
-24
-0.4% -$6.67K 0.07% 274
2022
Q4
$1.64M Sell
5,925
-1,309
-18% -$363K 0.07% 272
2022
Q3
$1.93M Sell
7,234
-1,414
-16% -$377K 0.08% 258
2022
Q2
$1.76M Sell
8,648
-52
-0.6% -$10.6K 0.05% 325
2022
Q1
$1.83M Sell
8,700
-338
-4% -$71.2K 0.04% 346
2021
Q4
$2.17M Buy
9,038
+2,136
+31% +$512K 0.04% 343
2021
Q3
$1.95M Sell
6,902
-51
-0.7% -$14.4K 0.04% 338
2021
Q2
$2.41M Sell
6,953
-5,408
-44% -$1.87M 0.05% 329
2021
Q1
$3.46M Sell
12,361
-2,533
-17% -$709K 0.07% 279
2020
Q4
$3.65M Buy
14,894
+2,504
+20% +$613K 0.08% 279
2020
Q3
$3.52M Sell
12,390
-33
-0.3% -$9.36K 0.08% 235
2020
Q2
$3.32M Buy
12,423
+3,075
+33% +$823K 0.08% 240
2020
Q1
$2.96M Sell
9,348
-2,162
-19% -$684K 0.08% 246
2019
Q4
$3.42M Sell
11,510
-94
-0.8% -$27.9K 0.07% 290
2019
Q3
$2.7M Hold
11,604
0.06% 303
2019
Q2
$2.71M Sell
11,604
-941
-8% -$220K 0.06% 305
2019
Q1
$2.97M Sell
12,545
-525
-4% -$124K 0.07% 292
2018
Q4
$3.93M Sell
13,070
-2,842
-18% -$855K 0.1% 239
2018
Q3
$5.62M Buy
15,912
+42
+0.3% +$14.8K 0.11% 221
2018
Q2
$4.61M Buy
15,870
+1,965
+14% +$570K 0.09% 248
2018
Q1
$3.81M Sell
13,905
-9,769
-41% -$2.67M 0.08% 275
2017
Q4
$7.54M Buy
23,674
+3,319
+16% +$1.06M 0.15% 181
2017
Q3
$6.37M Sell
20,355
-5,613
-22% -$1.76M 0.14% 186
2017
Q2
$7.05M Sell
25,968
-168
-0.6% -$45.6K 0.15% 182
2017
Q1
$7.15M Sell
26,136
-3,103
-11% -$848K 0.16% 175
2016
Q4
$8.29M Sell
29,239
-2,369
-7% -$672K 0.19% 138
2016
Q3
$9.89M Sell
31,608
-7,901
-20% -$2.47M 0.21% 135
2016
Q2
$9.55M Buy
39,509
+8,399
+27% +$2.03M 0.22% 119
2016
Q1
$8.1M Buy
31,110
+3,684
+13% +$959K 0.19% 136
2015
Q4
$8.4M Sell
27,426
-11,456
-29% -$3.51M 0.2% 120
2015
Q3
$12.9M Buy
38,882
+6,743
+21% +$2.23M 0.2% 102
2015
Q2
$13M Sell
32,139
-3,225
-9% -$1.3M 0.26% 94
2015
Q1
$14.9M Sell
35,364
-9,623
-21% -$4.06M 0.26% 104
2014
Q4
$15.3M Buy
44,987
+6,105
+16% +$2.07M 0.24% 100
2014
Q3
$12.9M Sell
38,882
-113
-0.3% -$37.4K 0.2% 105
2014
Q2
$12.3M Sell
38,995
-4,820
-11% -$1.52M 0.19% 111
2014
Q1
$13.4M Sell
43,815
-114
-0.3% -$34.9K 0.22% 94
2013
Q4
$12.3M Sell
43,929
-21,365
-33% -$5.97M 0.21% 95
2013
Q3
$15.7M Sell
65,294
-1,635
-2% -$394K 0.29% 74
2013
Q2
$14.4M Buy
+66,929
New +$14.4M 0.27% 78