Walleye Trading’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 | $18.2M | Buy |
99,532
+4,010
| +4% | +$739K | 0.38% | 543 |
|
|
2025
Q4 | $16.8M | Buy |
+95,522
| New | +$15.6M | 0.27% | 690 |
|
|
2025
Q3 | – | Hold |
0
| – | – | – | 4452 |
|
|
2025
Q2 | – | Sell |
-11,191
| Closed | -$1.39M | – | 4312 |
|
|
2025
Q1 | $1.53M | Buy |
+11,191
| New | +$1.6M | 0.04% | 1805 |
|
|
2024
Q4 | – | Sell |
-17,102
| Closed | -$2.88M | – | 4324 |
|
|
2024
Q3 | $3.32M | Buy |
17,102
+3,263
| +24% | +$683K | 0.08% | 1366 |
|
|
2024
Q2 | $3.21M | Buy |
13,839
+13,682
| +8,715% | +$2.97M | 0.06% | 1314 |
|
|
2024
Q1 | $33.9K | Buy |
+157
| New | +$36.8K | ﹤0.01% | 4119 |
|
|
2023
Q4 | – | Hold |
0
| – | – | – | 5126 |
|
|
2023
Q3 | – | Sell |
-6,800
| Closed | -$1.82M | – | 5074 |
|
|
2023
Q2 | $1.94M | Sell |
6,800
-11,404
| -63% | -$3.39M | 0.1% | 1672 |
|
|
2023
Q1 | $5.06M | Buy |
+18,204
| New | +$5.04M | 0.18% | 1032 |
|
|
2022
Q4 | – | Sell |
-1,511
| Closed | -$427K | – | 5052 |
|
|
2022
Q3 | $403K | Sell |
1,511
-27,833
| -95% | -$5.91M | 0.01% | 3094 |
|
|
2022
Q2 | $5.98M | Buy |
29,344
+10,333
| +54% | +$2.11M | 0.14% | 916 |
|
|
2022
Q1 | $4M | Buy |
19,011
+14,134
| +290% | +$3.07M | 0.08% | 1147 |
|
|
2021
Q4 | $1.17M | Sell |
4,877
-4,535
| -48% | -$1.17M | 0.02% | 2096 |
|
|
2021
Q3 | $2.66M | Sell |
9,412
-12,696
| -57% | -$4.16M | 0.06% | 1376 |
|
|
2021
Q2 | $7.66M | Buy |
22,108
+19,349
| +701% | +$5.86M | 0.2% | 567 |
|
|
2021
Q1 | $772K | Sell |
2,759
-12,737
| -82% | -$3.44M | 0.03% | 2182 |
|
|
2020
Q4 | $3.79M | Buy |
15,496
+9,296
| +150% | +$2.4M | 0.11% | 909 |
|
|
2020
Q3 | $1.76M | Sell |
6,200
-9,554
| -61% | -$2.66M | 0.14% | 1217 |
|
|
2020
Q2 | $4.21M | Buy |
15,754
+1,794
| +13% | +$539K | 0.26% | 631 |
|
|
2020
Q1 | $4.42M | Sell |
13,960
-24,002
| -63% | -$7.28M | 0.28% | 434 |
|
|
2019
Q4 | $11.3M | Buy |
37,962
+33,447
| +741% | +$9.28M | 0.47% | 251 |
|
|
2019
Q3 | $1.05M | Buy |
4,515
+3,980
| +744% | +$927K | 0.08% | 1561 |
|
|
2019
Q2 | $125K | Sell |
535
-4,246
| -89% | -$980K | 0.01% | 3210 |
|
|
2019
Q1 | $1.13M | Buy |
4,781
+1,707
| +56% | +$538K | 0.08% | 1544 |
|
|
2018
Q4 | $925K | Sell |
3,074
-4,186
| -58% | -$1.34M | 0.04% | 1797 |
|
|
2018
Q3 | $2.56M | Buy |
7,260
+2,808
| +63% | +$967K | 0.08% | 1101 |
|
|
2018
Q2 | $1.29M | Sell |
4,452
-18,217
| -80% | -$5.12M | 0.04% | 1808 |
|
|
2018
Q1 | $6.21M | Buy |
22,669
+20,031
| +759% | +$6.22M | 0.18% | 436 |
|
|
2017
Q4 | $840 | Buy |
+2,638
| New | +$846K | 0.02% | 2108 |
|
|
2017
Q3 | – | Sell |
-1,554
| Closed | -$460K | – | 4124 |
|
|
2017
Q2 | $422 | Sell |
1,554
-4,739
| -75% | -$1.25M | 0.01% | 2531 |
|
|
2017
Q1 | $1.72K | Sell |
6,293
-669
| -10% | -$189K | 0.08% | 1196 |
|
|
2016
Q4 | $1.97M | Sell |
6,962
-2,910
| -29% | -$863K | 0.11% | 972 |
|
|
2016
Q3 | $3.09M | Sell |
9,872
-5,548
| -36% | -$1.64M | 0.19% | 685 |
|
|
2016
Q2 | $3.73M | Buy |
15,420
+3,729
| +32% | +$983K | 0.29% | 610 |
|
|
2016
Q1 | $3.04M | Sell |
11,691
-17,390
| -60% | -$4.59M | 0.32% | 607 |
|
|
2015
Q4 | $8.91M | Buy |
29,081
+5,680
| +24% | +$1.63M | 0.5% | 216 |
|
|
2015
Q3 | $6.83M | Sell |
23,401
-16,084
| -41% | -$5.31M | 0.41% | 227 |
|
|
2015
Q2 | $15.9M | Buy |
39,485
+16,830
| +74% | +$6.75M | 0.98% | 90 |
|
|
2015
Q1 | $9.57M | Buy |
22,655
+15,655
| +224% | +$6.17M | 0.7% | 157 |
|
|
2014
Q4 | $2.38M | Buy |
+7,000
| New | +$2.26M | 0.12% | 599 |
|
|
2014
Q3 | – | Hold |
0
| – | – | – | 4122 |
|
|
2014
Q2 | – | Hold |
0
| – | – | – | 3733 |
|
|
2014
Q1 | – | Hold |
0
| – | – | – | 3533 |
|
|
2013
Q4 | – | Hold |
0
| – | – | – | 3649 |
|
|
2013
Q3 | – | Hold |
0
| – | – | – | 2944 |
|
|
2013
Q2 | – | Hold |
0
| – | – | – | 2971 |
|
Other funds holding BIIB
VCM
VPM
