BCAM
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Boston Common Asset Management’s Biogen BIIB Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2024
Q3
Sell
-34,456
Closed -$7.99M 314
2024
Q2
$7.99M Sell
34,456
-10,810
-24% -$2.51M 0.2% 148
2024
Q1
$9.76M Sell
45,266
-13,445
-23% -$2.9M 0.23% 134
2023
Q4
$15.2M Sell
58,711
-6,047
-9% -$1.56M 0.35% 107
2023
Q3
$16.6M Buy
64,758
+24,868
+62% +$6.39M 0.4% 95
2023
Q2
$11.4M Sell
39,890
-116
-0.3% -$33K 0.24% 136
2023
Q1
$11.1M Buy
40,006
+2,774
+7% +$771K 0.23% 144
2022
Q4
$10.3M Buy
37,232
+11
+0% +$3.05K 0.49% 74
2022
Q3
$9.94M Sell
37,221
-35,692
-49% -$9.53M 0.52% 70
2022
Q2
$14.9M Sell
72,913
-1,882
-3% -$384K 0.74% 46
2022
Q1
$15.8M Sell
74,795
-32,976
-31% -$6.94M 0.68% 51
2021
Q4
$25.9M Buy
107,771
+7,511
+7% +$1.8M 1.04% 31
2021
Q3
$28.4M Sell
100,260
-27
-0% -$7.64K 1.23% 25
2021
Q2
$34.7M Buy
100,287
+60,503
+152% +$21M 1.49% 15
2021
Q1
$11.1M Sell
39,784
-5,070
-11% -$1.42M 0.7% 50
2020
Q4
$11M Buy
44,854
+9,191
+26% +$2.25M 0.77% 45
2020
Q3
$10.1M Sell
35,663
-4,827
-12% -$1.37M 0.96% 29
2020
Q2
$10.8M Buy
40,490
+2,735
+7% +$732K 1.16% 22
2020
Q1
$11.9M Buy
37,755
+260
+0.7% +$82.3K 1.68% 13
2019
Q4
$11.1M Sell
37,495
-1,023
-3% -$304K 1.3% 19
2019
Q3
$8.97M Buy
38,518
+7,745
+25% +$1.8M 1.11% 25
2019
Q2
$7.2M Buy
30,773
+256
+0.8% +$59.9K 0.9% 36
2019
Q1
$7.21M Buy
30,517
+5,942
+24% +$1.4M 0.94% 31
2018
Q4
$7.4M Buy
24,575
+2,052
+9% +$617K 1.08% 25
2018
Q3
$7.96M Sell
22,523
-1,644
-7% -$581K 0.99% 25
2018
Q2
$7.01M Sell
24,167
-1,379
-5% -$400K 0.87% 45
2018
Q1
$7M Sell
25,546
-4,499
-15% -$1.23M 0.82% 45
2017
Q4
$9.57M Buy
30,045
+1,389
+5% +$442K 1.14% 21
2017
Q3
$8.97M Buy
28,656
+1,463
+5% +$458K 1.12% 19
2017
Q2
$7.38M Buy
27,193
+3,707
+16% +$1.01M 0.97% 28
2017
Q1
$6.42M Buy
23,486
+61
+0.3% +$16.7K 0.87% 33
2016
Q4
$6.64M Buy
23,425
+147
+0.6% +$41.7K 0.97% 34
2016
Q3
$7.29M Sell
23,278
-4,491
-16% -$1.41M 0.4% 83
2016
Q2
$6.72M Buy
27,769
+3,094
+13% +$748K 0.39% 90
2016
Q1
$6.42M Buy
24,675
+2,720
+12% +$708K 0.36% 94
2015
Q4
$6.73M Buy
21,955
+3,272
+18% +$1M 0.38% 91
2015
Q3
$5.45M Buy
18,683
+1,385
+8% +$404K 0.33% 103
2015
Q2
$6.99M Sell
17,298
-260
-1% -$105K 0.37% 92
2015
Q1
$7.41M Buy
17,558
+309
+2% +$130K 0.4% 92
2014
Q4
$5.86M Buy
17,249
+89
+0.5% +$30.2K 0.33% 106
2014
Q3
$5.68M Buy
17,160
+3,565
+26% +$1.18M 0.32% 112
2014
Q2
$4.29M Buy
13,595
+114
+0.8% +$35.9K 0.23% 131
2014
Q1
$4.12M Buy
13,481
+29
+0.2% +$8.87K 0.23% 132
2013
Q4
$3.76M Sell
13,452
-2,753
-17% -$770K 0.21% 140
2013
Q3
$3.9M Buy
16,205
+166
+1% +$40K 0.23% 139
2013
Q2
$3.45M Buy
+16,039
New +$3.45M 0.21% 147