Asset Management One’s Biogen BIIB Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $11.8M | Sell |
64,100
-3,353
| -5% | -$618K | 0.03% | 408 |
|
|
2025
Q4 | $11.9M | Sell |
67,453
-454
| -0.7% | -$74.2K | 0.03% | 415 |
|
|
2025
Q3 | $9.51M | Buy |
67,907
+5,097
| +8% | +$689K | 0.03% | 472 |
|
|
2025
Q2 | $7.89M | Buy |
62,810
+1,390
| +2% | +$173K | 0.02% | 506 |
|
|
2025
Q1 | $8.4M | Buy |
61,420
+3,194
| +5% | +$457K | 0.03% | 469 |
|
|
2024
Q4 | $8.81M | Buy |
58,226
+2,871
| +5% | +$484K | 0.03% | 457 |
|
|
2024
Q3 | $10.7M | Buy |
55,355
+324
| +0.6% | +$67.8K | 0.04% | 411 |
|
|
2024
Q2 | $12.8M | Sell |
55,031
-3,879
| -7% | -$843K | 0.05% | 346 |
|
|
2024
Q1 | $12.7M | Sell |
58,910
-2,347
| -4% | -$550K | 0.05% | 363 |
|
|
2023
Q4 | $16M | Sell |
61,257
-2,386
| -4% | -$586K | 0.06% | 299 |
|
|
2023
Q3 | $16.4M | Buy |
63,643
+3,788
| +6% | +$1.01M | 0.07% | 272 |
|
|
2023
Q2 | $17M | Buy |
59,855
+1,498
| +3% | +$446K | 0.07% | 274 |
|
|
2023
Q1 | $16.2M | Buy |
58,357
+27
| +0% | +$7.47K | 0.07% | 282 |
|
|
2022
Q4 | $16.1M | Sell |
58,330
-3,010
| -5% | -$850K | 0.08% | 269 |
|
|
2022
Q3 | $16.4M | Sell |
61,340
-1,227
| -2% | -$261K | 0.08% | 248 |
|
|
2022
Q2 | $12.8M | Sell |
62,567
-440
| -0.7% | -$89.9K | 0.06% | 328 |
|
|
2022
Q1 | $13.3M | Sell |
63,007
-3,634
| -5% | -$790K | 0.05% | 371 |
|
|
2021
Q4 | $17.2M | Sell |
66,641
-1,378
| -2% | -$354K | 0.06% | 333 |
|
|
2021
Q3 | $19.2M | Sell |
68,019
-2,795
| -4% | -$916K | 0.07% | 277 |
|
|
2021
Q2 | $24.5M | Sell |
70,814
-1,446
| -2% | -$438K | 0.09% | 223 |
|
|
2021
Q1 | $20.2M | Sell |
72,260
-7,905
| -10% | -$2.13M | 0.08% | 247 |
|
|
2020
Q4 | $19.5M | Sell |
80,165
-6,027
| -7% | -$1.55M | 0.08% | 249 |
|
|
2020
Q3 | $24.5M | Sell |
86,192
-7,391
| -8% | -$2.06M | 0.11% | 181 |
|
|
2020
Q2 | $25M | Sell |
93,583
-3,055
| -3% | -$918K | 0.12% | 173 |
|
|
2020
Q1 | $30.6M | Sell |
96,638
-14,944
| -13% | -$4.54M | 0.18% | 116 |
|
|
2019
Q4 | $33.1M | Sell |
111,582
-10,931
| -9% | -$3.03M | 0.15% | 146 |
|
|
2019
Q3 | $28.5M | Buy |
122,513
+11,308
| +10% | +$2.63M | 0.14% | 164 |
|
|
2019
Q2 | $26M | Buy |
111,205
+8,043
| +8% | +$1.86M | 0.13% | 174 |
|
|
2019
Q1 | $24.4M | Sell |
103,162
-230,965
| -69% | -$72.7M | 0.13% | 161 |
|
|
2018
Q4 | $100M | Sell |
334,127
-9,771
| -3% | -$3.12M | 0.24% | 91 |
|
|
2018
Q3 | $122M | Sell |
343,898
-3,254
| -0.9% | -$1.12M | 0.25% | 84 |
|
|
2018
Q2 | $101M | Sell |
347,152
-18,519
| -5% | -$5.21M | 0.22% | 97 |
|
|
2018
Q1 | $100M | Buy |
365,671
+8,778
| +2% | +$2.72M | 0.23% | 97 |
|
|
2017
Q4 | $114M | Sell |
356,893
-5,673
| -2% | -$1.82M | 0.25% | 85 |
|
|
2017
Q3 | $113M | Sell |
362,566
-4,795
| -1% | -$1.42M | 0.27% | 83 |
|
|
2017
Q2 | $99.7M | Buy |
367,361
+7,049
| +2% | +$1.86M | 0.25% | 93 |
|
|
2017
Q1 | $98.4M | Sell |
360,312
-10,357
| -3% | -$2.93M | 0.26% | 84 |
|
|
2016
Q4 | $105M | Buy |
370,669
+303,776
| +454% | +$90M | 0.27% | 81 |
|
|
2016
Q3 | $20.5M | Sell |
66,893
-12,454
| -16% | -$3.69M | 0.3% | 72 |
|
|
2016
Q2 | $19M | Sell |
79,347
-13,728
| -15% | -$3.62M | 0.28% | 80 |
|
|
2016
Q1 | $23.8M | Sell |
93,075
-7,669
| -8% | -$2.03M | 0.35% | 58 |
|
|
2015
Q4 | $31.1M | Buy |
100,744
+3,483
| +4% | +$1M | 0.46% | 41 |
|
|
2015
Q3 | $27.1M | Sell |
97,261
-6,148
| -6% | -$2.03M | 0.41% | 47 |
|
|
2015
Q2 | $41M | Sell |
103,409
-9,457
| -8% | -$3.8M | 0.57% | 26 |
|
|
2015
Q1 | $48.6M | Buy |
112,866
+4,241
| +4% | +$1.67M | 0.6% | 22 |
|
|
2014
Q4 | $37.3M | Buy |
108,625
+26,812
| +33% | +$8.67M | 0.48% | 28 |
|
|
2014
Q3 | $27M | Buy |
81,813
+44,767
| +121% | +$14.8M | 0.37% | 49 |
|
|
2014
Q2 | $11.8M | Sell |
37,046
-2,983
| -7% | -$898K | 0.18% | 134 |
|
|
2014
Q1 | $11.8M | Sell |
40,029
-3,685
| -8% | -$1.17M | 0.19% | 130 |
|
|
2013
Q4 | $12.2M | Buy |
43,714
+8,032
| +23% | +$2.08M | 0.19% | 125 |
|
|
2013
Q3 | $8.72M | Sell |
35,682
-22,680
| -39% | -$5.08M | 0.13% | 170 |
|
|
2013
Q2 | $12.3M | Buy |
+58,362
| New | +$12.5M | 0.2% | 113 |
|
Other funds holding BIIB
VCM
VPM
Asset Management One's BIIB Position: Q1 2026 in Review
Asset Management One reduced its Biogen (BIIB) stake by 5% in Q1 2026, selling an estimated $618K and leaving 64,100 shares worth $11.8M. The position accounts for 0.03% of the portfolio, ranked #408.
Asset Management One first reported a position in BIIB in Q2 2013 and has held it in 52 quarters since. The position peaked at $122M in Q3 2018. 1,002 funds tracked by Wall St. Rank hold BIIB as of Q1 2026.
- Asset Management One held 64,100 shares of Biogen worth $11.8M as of Q1 2026.
- Asset Management One sold 3,353 Biogen shares in Q1 2026, an estimated $618K.
- Biogen made up 0.03% of Asset Management One's portfolio in Q1 2026, its #408 holding.
- Asset Management One first reported a position in Biogen in Q2 2013 and has held it in 52 quarters since.
- Asset Management One's Biogen position peaked at $122M in Q3 2018.
- 1,002 funds tracked by Wall St. Rank held Biogen as of Q1 2026.
Based on Asset Management One's 13F filing for Q1 2026, filed 8 May 2026.