Tower Research Capital (TRC)’s Biogen BIIB Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Shares Change % | Capital Flow | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2025
Q2 | $366K | Sell |
2,914
-5,311
| -65% | -$667K | 0.01% | 1244 |
|
|
2025
Q1 | $2.02M | Sell |
8,225
-1,894
| -19% | -$464K | 0.06% | 281 |
|
|
2024
Q4 | $1.55M | Buy |
10,119
+4,163
| +70% | +$637K | 0.03% | 440 |
|
|
2024
Q3 | $1.15M | Sell |
5,956
-9,512
| -61% | -$1.84M | 0.03% | 481 |
|
|
2024
Q2 | $3.59M | Buy |
15,468
+4,062
| +36% | +$942K | 0.06% | 271 |
|
|
2024
Q1 | $2.46M | Sell |
11,406
-15,983
| -58% | -$3.45M | 0.06% | 231 |
|
|
2023
Q4 | $7.09M | Buy |
27,389
+17,302
| +172% | +$4.48M | 0.09% | 180 |
|
|
2023
Q3 | $2.59M | Buy |
10,087
+6,561
| +186% | +$1.69M | 0.08% | 241 |
|
|
2023
Q2 | $1M | Buy |
3,526
+282
| +9% | +$80.3K | 0.03% | 513 |
|
|
2023
Q1 | $901K | Sell |
3,244
-1,764
| -35% | -$490K | 0.03% | 507 |
|
|
2022
Q4 | $1.39M | Sell |
5,008
-30,785
| -86% | -$8.53M | 0.06% | 266 |
|
|
2022
Q3 | $9.56M | Buy |
35,793
+4,001
| +13% | +$1.07M | 0.16% | 118 |
|
|
2022
Q2 | $6.48M | Sell |
31,792
-15,292
| -32% | -$3.12M | 0.15% | 111 |
|
|
2022
Q1 | $9.92M | Buy |
47,084
+34,339
| +269% | +$7.23M | 0.09% | 187 |
|
|
2021
Q4 | $3.06M | Buy |
12,745
+1,745
| +16% | +$419K | 0.05% | 301 |
|
|
2021
Q3 | $3.11M | Buy |
11,000
+4,263
| +63% | +$1.21M | 0.08% | 176 |
|
|
2021
Q2 | $2.33M | Sell |
6,737
-13,174
| -66% | -$4.56M | 0.06% | 266 |
|
|
2021
Q1 | $5.57M | Buy |
19,911
+13,068
| +191% | +$3.66M | 0.09% | 191 |
|
|
2020
Q4 | $1.68M | Sell |
6,843
-612
| -8% | -$150K | 0.05% | 278 |
|
|
2020
Q3 | $2.12M | Buy |
7,455
+2,831
| +61% | +$803K | 0.02% | 358 |
|
|
2020
Q2 | $1.24M | Buy |
4,624
+4,552
| +6,322% | +$1.22M | 0.05% | 398 |
|
|
2020
Q1 | $23K | Sell |
72
-107
| -60% | -$34.2K | ﹤0.01% | 1637 |
|
|
2019
Q4 | $53K | Sell |
179
-2,122
| -92% | -$628K | ﹤0.01% | 1301 |
|
|
2019
Q3 | $536K | Sell |
2,301
-4,856
| -68% | -$1.13M | 0.04% | 547 |
|
|
2019
Q2 | $1.67M | Buy |
7,157
+2,803
| +64% | +$656K | 0.11% | 135 |
|
|
2019
Q1 | $1.03M | Buy |
4,354
+3,773
| +649% | +$892K | 0.06% | 271 |
|
|
2018
Q4 | $175K | Sell |
581
-6,732
| -92% | -$2.03M | 0.01% | 737 |
|
|
2018
Q3 | $2.58M | Sell |
7,313
-7,303
| -50% | -$2.58M | 0.19% | 86 |
|
|
2018
Q2 | $4.24M | Buy |
14,616
+13,459
| +1,163% | +$3.91M | 0.24% | 80 |
|
|
2018
Q1 | $317K | Sell |
1,157
-96
| -8% | -$26.3K | 0.03% | 683 |
|
|
2017
Q4 | $399K | Sell |
1,253
-388
| -24% | -$124K | 0.05% | 343 |
|
|
2017
Q3 | $513K | Buy |
+1,641
| New | +$513K | 0.04% | 251 |
|
|
2017
Q1 | – | Sell |
-382
| Closed | -$108K | – | 3072 |
|
|
2016
Q4 | $108K | Buy |
+382
| New | +$108K | 0.01% | 925 |
|
|
2016
Q3 | – | Sell |
-1,267
| Closed | -$307K | – | 3652 |
|
|
2016
Q2 | $307K | Buy |
1,267
+877
| +225% | +$213K | 0.03% | 436 |
|
|
2016
Q1 | $102K | Buy |
+390
| New | +$102K | 0.02% | 496 |
|
|
2015
Q4 | – | Sell |
-93
| Closed | -$27K | – | 4476 |
|
|
2015
Q3 | $27K | Buy |
93
+18
| +24% | +$5.23K | ﹤0.01% | 1480 |
|
|
2015
Q2 | $30K | Sell |
75
-414
| -85% | -$166K | ﹤0.01% | 1761 |
|
|
2015
Q1 | $206K | Buy |
489
+454
| +1,297% | +$191K | 0.03% | 397 |
|
|
2014
Q4 | $12K | Sell |
35
-4,566
| -99% | -$1.57M | ﹤0.01% | 1969 |
|
|
2014
Q3 | $1.52M | Buy |
4,601
+4,204
| +1,059% | +$1.39M | 0.17% | 117 |
|
|
2014
Q2 | $125K | Buy |
+397
| New | +$125K | 0.02% | 786 |
|
|
2014
Q1 | – | Sell |
-4,128
| Closed | -$1.15M | – | 4441 |
|
|
2013
Q4 | $1.15M | Sell |
4,128
-2,447
| -37% | -$684K | 0.19% | 72 |
|
|
2013
Q3 | $1.58M | Buy |
+6,575
| New | +$1.58M | 0.17% | 113 |
|