Kovitz Investment Group Partners’s Biogen BIIB Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
$2.3M Buy
18,321
+4,105
+29% +$516K 0.01% 601
2025
Q1
$1.95M Buy
14,216
+10,318
+265% +$1.41M 0.01% 586
2024
Q4
$596K Sell
3,898
-1,372
-26% -$210K ﹤0.01% 844
2024
Q3
$800K Buy
5,270
+1,638
+45% +$249K 0.01% 674
2024
Q2
$842K Buy
3,632
+1,805
+99% +$418K 0.01% 570
2024
Q1
$394K Buy
+1,827
New +$394K 0.01% 542
2022
Q1
Sell
-15,868
Closed -$3.89M 415
2021
Q4
$3.89M Buy
15,868
+276
+2% +$67.6K 0.09% 148
2021
Q3
$4.41M Sell
15,592
-27
-0.2% -$7.64K 0.09% 161
2021
Q2
$5.41M Sell
15,619
-438
-3% -$152K 0.11% 141
2021
Q1
$4.49M Buy
16,057
+189
+1% +$52.9K 0.1% 142
2020
Q4
$3.89M Sell
15,868
-1,103
-6% -$270K 0.09% 145
2020
Q3
$4.81M Sell
16,971
-204
-1% -$57.9K 0.13% 113
2020
Q2
$4.6M Sell
17,175
-583
-3% -$156K 0.14% 108
2020
Q1
$5.62M Sell
17,758
-666
-4% -$211K 0.2% 81
2019
Q4
$5.47M Buy
18,424
+185
+1% +$54.9K 0.16% 96
2019
Q3
$4.25M Sell
18,239
-493
-3% -$115K 0.14% 123
2019
Q2
$4.38M Buy
18,732
+76
+0.4% +$17.8K 0.14% 112
2019
Q1
$4.41M Buy
18,656
+167
+0.9% +$39.5K 0.14% 109
2018
Q4
$5.56M Buy
+18,489
New +$5.56M 0.22% 71