TAM
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Trillium Asset Management’s Biogen BIIB Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2020
Q1
Sell
-849
Closed -$252K 235
2019
Q4
$252K Sell
849
-592
-41% -$176K 0.01% 242
2019
Q3
$336K Buy
1,441
+358
+33% +$83.5K 0.02% 225
2019
Q2
$253K Sell
1,083
-20,831
-95% -$4.87M 0.01% 216
2019
Q1
$5.18M Sell
21,914
-11,782
-35% -$2.79M 0.26% 113
2018
Q4
$10.1M Sell
33,696
-1,482
-4% -$446K 0.59% 65
2018
Q3
$12.4M Buy
35,178
+323
+0.9% +$114K 0.62% 61
2018
Q2
$10.1M Sell
34,855
-209
-0.6% -$60.7K 0.54% 73
2018
Q1
$9.6M Buy
35,064
+498
+1% +$136K 0.53% 72
2017
Q4
$11M Sell
34,566
-499
-1% -$159K 0.61% 69
2017
Q3
$11M Sell
35,065
-3,170
-8% -$993K 0.63% 64
2017
Q2
$10.4M Buy
38,235
+266
+0.7% +$72.2K 0.62% 65
2017
Q1
$10.4M Sell
37,969
-797
-2% -$218K 0.66% 60
2016
Q4
$11M Sell
38,766
-1,998
-5% -$567K 0.72% 57
2016
Q3
$12.8M Sell
40,764
-1,936
-5% -$606K 0.82% 47
2016
Q2
$10.3M Sell
42,700
-3,087
-7% -$747K 0.68% 62
2016
Q1
$11.9M Buy
45,787
+126
+0.3% +$32.8K 0.79% 46
2015
Q4
$14M Sell
45,661
-877
-2% -$269K 0.95% 32
2015
Q3
$13.6M Buy
46,538
+10,887
+31% +$3.18M 0.95% 35
2015
Q2
$14.4M Buy
35,651
+11,920
+50% +$4.82M 0.92% 37
2015
Q1
$10M Buy
23,731
+5,431
+30% +$2.29M 0.65% 58
2014
Q4
$6.21M Buy
+18,300
New +$6.21M 0.42% 98