Capstone Investment Advisors
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Capstone Investment Advisors’s Biogen BIIB Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$752K Sell
5,986
-1,081
-15% -$136K ﹤0.01% 448
2025
Q1
$967K Sell
7,067
-18,979
-73% -$2.6M ﹤0.01% 341
2024
Q4
$3.98M Buy
26,046
+6,600
+34% +$1.01M 0.01% 204
2024
Q3
$3.77M Buy
19,446
+12,873
+196% +$2.5M 0.01% 144
2024
Q2
$1.52M Sell
6,573
-4,308
-40% -$999K ﹤0.01% 253
2024
Q1
$2.35M Buy
10,881
+5,691
+110% +$1.23M 0.01% 286
2023
Q4
$1.34M Sell
5,190
-714
-12% -$185K ﹤0.01% 281
2023
Q3
$1.52M Buy
5,904
+3,693
+167% +$949K 0.01% 316
2023
Q2
$630K Sell
2,211
-1,249
-36% -$356K ﹤0.01% 389
2023
Q1
$962K Buy
+3,460
New +$962K ﹤0.01% 277
2022
Q4
Hold
0
669
2022
Q3
Sell
-340
Closed -$69K 730
2022
Q2
$69K Sell
340
-4,549
-93% -$923K ﹤0.01% 689
2022
Q1
$1.03M Sell
4,889
-13,668
-74% -$2.88M ﹤0.01% 403
2021
Q4
$4.45M Buy
18,557
+7,438
+67% +$1.78M 0.01% 213
2021
Q3
$3.15M Buy
11,119
+4,153
+60% +$1.18M 0.01% 256
2021
Q2
$2.41M Buy
+6,966
New +$2.41M 0.01% 214
2021
Q1
Sell
-18,842
Closed -$4.61M 606
2020
Q4
$4.61M Buy
18,842
+15,119
+406% +$3.7M 0.02% 116
2020
Q3
$1.06M Sell
3,723
-2,523
-40% -$716K 0.01% 193
2020
Q2
$1.67M Buy
+6,246
New +$1.67M 0.01% 133
2020
Q1
Sell
-303
Closed -$90K 322
2019
Q4
$90K Sell
303
-22,781
-99% -$6.77M ﹤0.01% 374
2019
Q3
$5.37M Sell
23,084
-4,814
-17% -$1.12M 0.04% 59
2019
Q2
$6.53M Sell
27,898
-1,739
-6% -$407K 0.05% 79
2019
Q1
$7.01M Buy
29,637
+27,492
+1,282% +$6.5M 0.06% 51
2018
Q4
$645K Sell
2,145
-1,192
-36% -$358K 0.01% 204
2018
Q3
$1.18M Buy
3,337
+1,431
+75% +$506K 0.01% 160
2018
Q2
$553K Buy
+1,906
New +$553K 0.01% 228
2017
Q3
Sell
-11,400
Closed -$3.09M 439
2017
Q2
$3.09M Sell
11,400
-6,200
-35% -$1.68M 0.08% 156
2017
Q1
$4.81M Buy
17,600
+17,594
+293,233% +$4.81M 0.12% 94
2016
Q4
$1K Buy
+6
New +$1K ﹤0.01% 667
2016
Q3
Sell
-11,685
Closed -$2.83M 613
2016
Q2
$2.83M Sell
11,685
-1,320
-10% -$319K 0.05% 132
2016
Q1
$3.39M Buy
+13,005
New +$3.39M 0.1% 94
2013
Q4
Sell
-3,179
Closed -$765K 137
2013
Q3
$765K Buy
+3,179
New +$765K 0.01% 97
2013
Q2
Hold
0
113