Calamos Advisors’s Biogen BIIB Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Shares Change % | Capital Flow | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2025
Q2 | $4.64M | Hold |
36,970
| – | – | 0.02% | 535 |
|
|
2025
Q1 | $5.06M | Buy |
36,970
+412
| +1% | +$56.4K | 0.02% | 497 |
|
|
2024
Q4 | $5.59M | Hold |
36,558
| – | – | 0.02% | 480 |
|
|
2024
Q3 | $7.09M | Sell |
36,558
-897
| -2% | -$174K | 0.03% | 460 |
|
|
2024
Q2 | $8.68M | Sell |
37,455
-1,367
| -4% | -$317K | 0.04% | 414 |
|
|
2024
Q1 | $8.37M | Sell |
38,822
-976
| -2% | -$210K | 0.04% | 424 |
|
|
2023
Q4 | $10.3M | Sell |
39,798
-520
| -1% | -$135K | 0.05% | 370 |
|
|
2023
Q3 | $10.4M | Hold |
40,318
| – | – | 0.05% | 372 |
|
|
2023
Q2 | $11.5M | Hold |
40,318
| – | – | 0.06% | 368 |
|
|
2023
Q1 | $11.2M | Sell |
40,318
-5,041
| -11% | -$1.4M | 0.05% | 394 |
|
|
2022
Q4 | $12.6M | Sell |
45,359
-8,020
| -15% | -$2.22M | 0.06% | 389 |
|
|
2022
Q3 | $14.3M | Hold |
53,379
| – | – | 0.07% | 338 |
|
|
2022
Q2 | $10.9M | Buy |
53,379
+1,438
| +3% | +$293K | 0.05% | 442 |
|
|
2022
Q1 | $10.9M | Buy |
51,941
+6,923
| +15% | +$1.46M | 0.04% | 480 |
|
|
2021
Q4 | $10.8M | Buy |
45,018
+1,743
| +4% | +$418K | 0.04% | 443 |
|
|
2021
Q3 | $12.2M | Buy |
43,275
+3,818
| +10% | +$1.08M | 0.05% | 346 |
|
|
2021
Q2 | $13.7M | Buy |
39,457
+6,547
| +20% | +$2.27M | 0.06% | 303 |
|
|
2021
Q1 | $9.21M | Buy |
32,910
+958
| +3% | +$268K | 0.05% | 340 |
|
|
2020
Q4 | $7.82M | Sell |
31,952
-1,341
| -4% | -$328K | 0.05% | 361 |
|
|
2020
Q3 | $9.45M | Sell |
33,293
-2,752
| -8% | -$781K | 0.06% | 298 |
|
|
2020
Q2 | $9.64M | Sell |
36,045
-2,183
| -6% | -$584K | 0.07% | 283 |
|
|
2020
Q1 | $12.1M | Sell |
38,228
-3,089
| -7% | -$977K | 0.09% | 239 |
|
|
2019
Q4 | $12.3M | Sell |
41,317
-1,192
| -3% | -$354K | 0.06% | 289 |
|
|
2019
Q3 | $9.9M | Buy |
42,509
+3,447
| +9% | +$803K | 0.05% | 320 |
|
|
2019
Q2 | $9.14M | Sell |
39,062
-33,902
| -46% | -$7.93M | 0.05% | 333 |
|
|
2019
Q1 | $17.2M | Sell |
72,964
-19,664
| -21% | -$4.65M | 0.11% | 225 |
|
|
2018
Q4 | $27.9M | Buy |
92,628
+26,572
| +40% | +$8M | 0.18% | 155 |
|
|
2018
Q3 | $23.3M | Buy |
66,056
+32,896
| +99% | +$11.6M | 0.13% | 187 |
|
|
2018
Q2 | $9.62M | Buy |
33,160
+2,002
| +6% | +$581K | 0.06% | 299 |
|
|
2018
Q1 | $8.53M | Buy |
31,158
+1,358
| +5% | +$372K | 0.06% | 312 |
|
|
2017
Q4 | $9.49M | Sell |
29,800
-550
| -2% | -$175K | 0.05% | 283 |
|
|
2017
Q3 | $9.5M | Buy |
30,350
+1,545
| +5% | +$484K | 0.07% | 285 |
|
|
2017
Q2 | $7.82M | Buy |
28,805
+713
| +3% | +$193K | 0.06% | 297 |
|
|
2017
Q1 | $7.68M | Sell |
28,092
-60
| -0.2% | -$16.4K | 0.06% | 311 |
|
|
2016
Q4 | $7.98M | Sell |
28,152
-36,663
| -57% | -$10.4M | 0.06% | 290 |
|
|
2016
Q3 | $20.3M | Sell |
64,815
-93
| -0.1% | -$29.1K | 0.15% | 188 |
|
|
2016
Q2 | $15.7M | Sell |
64,908
-18
| -0% | -$4.35K | 0.11% | 218 |
|
|
2016
Q1 | $16.9M | Buy |
64,926
+1,881
| +3% | +$490K | 0.11% | 205 |
|
|
2015
Q4 | $19.3M | Sell |
63,045
-33,891
| -35% | -$10.4M | 0.12% | 198 |
|
|
2015
Q3 | $28.3M | Sell |
96,936
-213,047
| -69% | -$62.2M | 0.19% | 165 |
|
|
2015
Q2 | $125M | Buy |
309,983
+100,287
| +48% | +$40.5M | 0.77% | 22 |
|
|
2015
Q1 | $88.5M | Buy |
209,696
+54,657
| +35% | +$23.1M | 0.56% | 46 |
|
|
2014
Q4 | $52.6M | Sell |
155,039
-1,647
| -1% | -$559K | 0.35% | 83 |
|
|
2014
Q3 | $51.8M | Sell |
156,686
-25,893
| -14% | -$8.57M | 0.35% | 84 |
|
|
2014
Q2 | $57.6M | Sell |
182,579
-18,118
| -9% | -$5.71M | 0.36% | 78 |
|
|
2014
Q1 | $61.4M | Buy |
200,697
+34,466
| +21% | +$10.5M | 0.39% | 71 |
|
|
2013
Q4 | $46.5M | Sell |
166,231
-21,899
| -12% | -$6.13M | 0.3% | 92 |
|
|
2013
Q3 | $45.3M | Buy |
188,130
+15,651
| +9% | +$3.77M | 0.28% | 96 |
|
|
2013
Q2 | $37.1M | Buy |
+172,479
| New | +$37.1M | 0.24% | 112 |
|