Impax Asset Management Group
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Impax Asset Management Group’s Biogen BIIB Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$4.21M Sell
33,526
-2,320
-6% -$291K 0.02% 215
2025
Q1
$4.91M Sell
35,846
-884
-2% -$121K 0.03% 198
2024
Q4
$5.62M Sell
36,730
-2,080
-5% -$318K 0.03% 212
2024
Q3
$7.52M Buy
38,810
+11,185
+40% +$2.17M 0.03% 194
2024
Q2
$6.4M Buy
+27,625
New +$6.4M 0.03% 204
2024
Q1
Sell
-3,088
Closed -$799K 312
2023
Q4
$799K Sell
3,088
-4
-0.1% -$1.04K ﹤0.01% 302
2023
Q3
$795K Sell
3,092
-496
-14% -$127K ﹤0.01% 288
2023
Q2
$1.02M Sell
3,588
-63
-2% -$17.9K ﹤0.01% 280
2023
Q1
$1.02M Sell
3,651
-173
-5% -$48.1K ﹤0.01% 277
2022
Q4
$1.06M Buy
+3,824
New +$1.06M ﹤0.01% 262
2020
Q3
Sell
-29,618
Closed -$7.92M 277
2020
Q2
$7.92M Buy
29,618
+7,000
+31% +$1.87M 0.08% 129
2020
Q1
$7.16M Sell
22,618
-5,900
-21% -$1.87M 0.1% 123
2019
Q4
$8.46M Sell
28,518
-3,905
-12% -$1.16M 0.09% 129
2019
Q3
$7.55M Buy
32,423
+306
+1% +$71.2K 0.1% 136
2019
Q2
$7.51M Sell
32,117
-13,167
-29% -$3.08M 0.1% 132
2019
Q1
$10.7M Sell
45,284
-606
-1% -$143K 0.15% 109
2018
Q4
$13.8M Buy
45,890
+30
+0.1% +$9.03K 0.23% 86
2018
Q3
$16.2M Buy
+45,860
New +$16.2M 0.23% 95