Commonwealth Equity Services’s Biogen BIIB Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $3.62M | Sell |
16,759
-1,343
| -7% | -$257K | ﹤0.01% | 1653 |
|
|
2026
Q1 | $3.32M | Sell |
18,102
-292
| -2% | -$53.8K | ﹤0.01% | 1627 |
|
|
2025
Q4 | $3.24M | Buy |
18,394
+377
| +2% | +$61.6K | ﹤0.01% | 1631 |
|
|
2025
Q3 | $2.52M | Sell |
18,017
-10,534
| -37% | -$1.42M | ﹤0.01% | 1827 |
|
|
2025
Q2 | $3.59M | Buy |
28,551
+1,071
| +4% | +$133K | ﹤0.01% | 1566 |
|
|
2025
Q1 | $3.76M | Buy |
27,480
+1,188
| +5% | +$170K | 0.01% | 1466 |
|
|
2024
Q4 | $4.02M | Sell |
26,292
-2,051
| -7% | -$346K | 0.01% | 1379 |
|
|
2024
Q3 | $5.49M | Sell |
28,343
-103
| -0.4% | -$21.5K | 0.01% | 1158 |
|
|
2024
Q2 | $6.59M | Buy |
28,446
+6,259
| +28% | +$1.36M | 0.01% | 1031 |
|
|
2024
Q1 | $4.78M | Sell |
22,187
-425
| -2% | -$99.5K | 0.01% | 1197 |
|
|
2023
Q4 | $5.85M | Sell |
22,612
-804
| -3% | -$197K | 0.01% | 1017 |
|
|
2023
Q3 | $6.02M | Buy |
23,416
+433
| +2% | +$116K | 0.01% | 934 |
|
|
2023
Q2 | $6.55M | Sell |
22,983
-726
| -3% | -$216K | 0.01% | 888 |
|
|
2023
Q1 | $6.59K | Sell |
23,709
-8,731
| -27% | -$2.42M | 0.01% | 871 |
|
|
2022
Q4 | $8.98M | Buy |
32,440
+9,405
| +41% | +$2.66M | 0.02% | 668 |
|
|
2022
Q3 | $6.15M | Sell |
23,035
-321
| -1% | -$68.2K | 0.02% | 793 |
|
|
2022
Q2 | $4.76M | Sell |
23,356
-1,641
| -7% | -$335K | 0.01% | 929 |
|
|
2022
Q1 | $5.26M | Buy |
24,997
+920
| +4% | +$200K | 0.01% | 921 |
|
|
2021
Q4 | $5.78M | Sell |
24,077
-3,148
| -12% | -$809K | 0.01% | 858 |
|
|
2021
Q3 | $7.7M | Sell |
27,225
-485
| -2% | -$159K | 0.02% | 664 |
|
|
2021
Q2 | $9.6M | Buy |
27,710
+5,620
| +25% | +$1.7M | 0.02% | 579 |
|
|
2021
Q1 | $6.18M | Sell |
22,090
-1,003
| -4% | -$270K | 0.02% | 682 |
|
|
2020
Q4 | $5.65M | Sell |
23,093
-2,175
| -9% | -$561K | 0.02% | 671 |
|
|
2020
Q3 | $7.17M | Sell |
25,268
-1,808
| -7% | -$504K | 0.02% | 543 |
|
|
2020
Q2 | $7.24M | Buy |
27,076
+2,328
| +9% | +$700K | 0.03% | 505 |
|
|
2020
Q1 | $7.83M | Sell |
24,748
-1,823
| -7% | -$553K | 0.04% | 410 |
|
|
2019
Q4 | $7.88M | Buy |
26,571
+2,216
| +9% | +$615K | 0.03% | 480 |
|
|
2019
Q3 | $5.67M | Sell |
24,355
-1,679
| -6% | -$391K | 0.02% | 552 |
|
|
2019
Q2 | $6.09M | Sell |
26,034
-3,905
| -13% | -$902K | 0.03% | 512 |
|
|
2019
Q1 | $7.08M | Buy |
29,939
+2,729
| +10% | +$859K | 0.03% | 448 |
|
|
2018
Q4 | $8.19M | Sell |
27,210
-1,095
| -4% | -$349K | 0.04% | 374 |
|
|
2018
Q3 | $10M | Buy |
28,305
+282
| +1% | +$97.1K | 0.05% | 348 |
|
|
2018
Q2 | $8.13M | Sell |
28,023
-81
| -0.3% | -$22.8K | 0.04% | 361 |
|
|
2018
Q1 | $7.7M | Buy |
28,104
+144
| +0.5% | +$44.7K | 0.04% | 357 |
|
|
2017
Q4 | $8.91M | Buy |
27,960
+651
| +2% | +$209K | 0.05% | 320 |
|
|
2017
Q3 | $8.55M | Sell |
27,309
-234
| -0.8% | -$69.3K | 0.05% | 308 |
|
|
2017
Q2 | $7.47M | Sell |
27,543
-3,336
| -11% | -$882K | 0.05% | 324 |
|
|
2017
Q1 | $8.44M | Buy |
30,879
+834
| +3% | +$236K | 0.06% | 288 |
|
|
2016
Q4 | $8.52M | Sell |
30,045
-627
| -2% | -$186K | 0.06% | 274 |
|
|
2016
Q3 | $9.6M | Sell |
30,672
-1,625
| -5% | -$481K | 0.08% | 236 |
|
|
2016
Q2 | $7.81M | Buy |
32,297
+563
| +2% | +$148K | 0.07% | 261 |
|
|
2016
Q1 | $8.26M | Buy |
31,734
+1,599
| +5% | +$422K | 0.07% | 248 |
|
|
2015
Q4 | $9.23M | Buy |
30,135
+4,268
| +16% | +$1.23M | 0.09% | 222 |
|
|
2015
Q3 | $7.55M | Buy |
25,867
+6,797
| +36% | +$2.24M | 0.08% | 233 |
|
|
2015
Q2 | $7.7M | Buy |
19,070
+1,294
| +7% | +$519K | 0.08% | 240 |
|
|
2015
Q1 | $7.51M | Buy |
17,776
+1,540
| +9% | +$607K | 0.08% | 241 |
|
|
2014
Q4 | $5.51M | Buy |
16,236
+1,965
| +14% | +$636K | 0.06% | 271 |
|
|
2014
Q3 | $4.72M | Buy |
14,271
+1,801
| +14% | +$594K | 0.06% | 298 |
|
|
2014
Q2 | $3.93M | Buy |
12,470
+700
| +6% | +$211K | 0.05% | 340 |
|
|
2014
Q1 | $3.6M | Sell |
11,770
-84
| -0.7% | -$26.7K | 0.05% | 330 |
|
|
2013
Q4 | $3.31M | Buy |
11,854
+371
| +3% | +$96K | 0.05% | 332 |
|
|
2013
Q3 | $2.77M | Buy |
11,483
+670
| +6% | +$150K | 0.04% | 352 |
|
|
2013
Q2 | $2.33M | Buy |
+10,813
| New | +$2.31M | 0.04% | 383 |
|
Other funds holding BIIB
AIM
AAMU
ECSS
ADEF
EAM
Commonwealth Equity Services's BIIB Position: Q2 2026 in Review
Commonwealth Equity Services reduced its Biogen (BIIB) stake by 7.4% in Q2 2026, selling an estimated $257K and leaving 16,759 shares worth $3.62M. The position accounts for ﹤0.01% of the portfolio, ranked #1653.
Commonwealth Equity Services first reported a position in BIIB in Q2 2013 and has held it in 53 quarters since. The position peaked at $10M in Q3 2018. 362 funds tracked by Wall St. Rank hold BIIB as of Q2 2026.
- Commonwealth Equity Services held 16,759 shares of Biogen worth $3.62M as of Q2 2026.
- Commonwealth Equity Services sold 1,343 Biogen shares in Q2 2026, an estimated $257K.
- Biogen made up ﹤0.01% of Commonwealth Equity Services's portfolio in Q2 2026, its #1653 holding.
- Commonwealth Equity Services first reported a position in Biogen in Q2 2013 and has held it in 53 quarters since.
- Commonwealth Equity Services's Biogen position peaked at $10M in Q3 2018.
- 362 funds tracked by Wall St. Rank held Biogen as of Q2 2026.
Based on Commonwealth Equity Services's 13F filing for Q2 2026, filed 29 Jul 2026.