TMAM
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Tokio Marine Asset Management’s Biogen BIIB Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$699K Buy
5,569
+396
+8% +$49.7K 0.03% 414
2025
Q1
$708K Buy
5,173
+901
+21% +$123K 0.03% 399
2024
Q4
$653K Hold
4,272
0.02% 410
2024
Q3
$828K Buy
4,272
+754
+21% +$146K 0.04% 330
2024
Q2
$816K Buy
3,518
+110
+3% +$25.5K 0.04% 309
2024
Q1
$735K Buy
3,408
+465
+16% +$100K 0.04% 331
2023
Q4
$762K Hold
2,943
0.04% 306
2023
Q3
$756K Hold
2,943
0.05% 267
2023
Q2
$838K Buy
2,943
+174
+6% +$49.6K 0.05% 240
2023
Q1
$770K Buy
2,769
+243
+10% +$67.6K 0.05% 244
2022
Q4
$700K Buy
2,526
+309
+14% +$85.6K 0.05% 236
2022
Q3
$592K Buy
2,217
+285
+15% +$76.1K 0.05% 231
2022
Q2
$394K Buy
1,932
+185
+11% +$37.7K 0.03% 306
2022
Q1
$368K Sell
1,747
-58
-3% -$12.2K 0.03% 332
2021
Q4
$433K Buy
1,805
+267
+17% +$64.1K 0.03% 280
2021
Q3
$435K Buy
1,538
+176
+13% +$49.8K 0.04% 261
2021
Q2
$472K Buy
1,362
+279
+26% +$96.7K 0.04% 225
2021
Q1
$303K Sell
1,083
-1,395
-56% -$390K 0.03% 283
2020
Q4
$607K Buy
2,478
+70
+3% +$17.1K 0.07% 158
2020
Q3
$683K Buy
2,408
+1,500
+165% +$425K 0.09% 122
2020
Q2
$243K Buy
908
+53
+6% +$14.2K 0.03% 219
2020
Q1
$271K Buy
855
+171
+25% +$54.2K 0.05% 171
2019
Q4
$203K Buy
+684
New +$203K 0.03% 234
2019
Q1
Sell
-13,016
Closed -$3.92M 211
2018
Q4
$3.92M Buy
13,016
+39
+0.3% +$11.7K 0.79% 34
2018
Q3
$4.59M Sell
12,977
-40
-0.3% -$14.1K 0.8% 34
2018
Q2
$3.78M Buy
13,017
+2
+0% +$580 0.69% 39
2018
Q1
$3.56M Buy
13,015
+4,819
+59% +$1.32M 0.63% 46
2017
Q4
$2.61M Sell
8,196
-453
-5% -$144K 0.39% 64
2017
Q3
$2.71M Sell
8,649
-706
-8% -$221K 0.41% 70
2017
Q2
$2.54M Sell
9,355
-1,160
-11% -$315K 0.36% 75
2017
Q1
$2.88M Sell
10,515
-5,055
-32% -$1.38M 0.38% 72
2016
Q4
$4.42M Sell
15,570
-5,823
-27% -$1.65M 0.51% 60
2016
Q3
$6.7M Sell
21,393
-2,805
-12% -$878K 0.73% 41
2016
Q2
$5.85M Sell
24,198
-242
-1% -$58.5K 0.6% 48
2016
Q1
$6.36M Buy
24,440
+1,056
+5% +$275K 0.64% 43
2015
Q4
$7.16M Sell
23,384
-3,776
-14% -$1.16M 0.79% 34
2015
Q3
$7.93M Buy
27,160
+2,773
+11% +$809K 0.83% 30
2015
Q2
$9.85M Buy
24,387
+1,618
+7% +$654K 0.97% 24
2015
Q1
$9.61M Sell
22,769
-5,816
-20% -$2.46M 0.89% 28
2014
Q4
$9.7M Sell
28,585
-14,285
-33% -$4.85M 0.84% 28
2014
Q3
$14.2M Sell
42,870
-2,382
-5% -$788K 1.03% 12
2014
Q2
$14.3M Buy
45,252
+18,819
+71% +$5.93M 0.97% 17
2014
Q1
$8.09M Sell
26,433
-871
-3% -$266K 0.52% 45
2013
Q4
$7.63M Sell
27,304
-1,436
-5% -$401K 0.47% 49
2013
Q3
$6.92M Sell
28,740
-3,511
-11% -$845K 0.44% 53
2013
Q2
$6.94M Buy
+32,251
New +$6.94M 0.44% 49