Two Sigma Investments’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 | $1.73M | Sell |
9,444
-242,319
| -96% | -$44.7M | ﹤0.01% | 2863 |
|
|
2025
Q4 | $44.3M | Buy |
251,763
+46,530
| +23% | +$7.6M | 0.07% | 388 |
|
|
2025
Q3 | $28.7M | Sell |
205,233
-302,306
| -60% | -$40.9M | 0.04% | 500 |
|
|
2025
Q2 | $63.7M | Sell |
507,539
-371,791
| -42% | -$46.3M | 0.11% | 228 |
|
|
2025
Q1 | $120M | Buy |
879,330
+26,994
| +3% | +$3.86M | 0.26% | 87 |
|
|
2024
Q4 | $130M | Buy |
852,336
+203,634
| +31% | +$34.3M | 0.3% | 75 |
|
|
2024
Q3 | $126M | Buy |
648,702
+435,803
| +205% | +$91.2M | 0.28% | 86 |
|
|
2024
Q2 | $49.4M | Sell |
212,899
-113,526
| -35% | -$24.7M | 0.12% | 213 |
|
|
2024
Q1 | $70.4M | Buy |
326,425
+272,400
| +504% | +$63.8M | 0.17% | 159 |
|
|
2023
Q4 | $14M | Buy |
54,025
+34,511
| +177% | +$8.48M | 0.03% | 546 |
|
|
2023
Q3 | $5.02M | Sell |
19,514
-5,652
| -22% | -$1.51M | 0.01% | 910 |
|
|
2023
Q2 | $7.17M | Buy |
+25,166
| New | +$7.49M | 0.02% | 778 |
|
|
2023
Q1 | – | Sell |
-213,939
| Closed | -$59.2M | – | 2969 |
|
|
2022
Q4 | $59.2M | Buy |
213,939
+63,121
| +42% | +$17.8M | 0.19% | 137 |
|
|
2022
Q3 | $40.3M | Sell |
150,818
-93,962
| -38% | -$20M | 0.14% | 187 |
|
|
2022
Q2 | $49.9M | Sell |
244,780
-418,752
| -63% | -$85.6M | 0.17% | 160 |
|
|
2022
Q1 | $140M | Buy |
663,532
+185,871
| +39% | +$40.4M | 0.42% | 45 |
|
|
2021
Q4 | $115M | Buy |
477,661
+338,031
| +242% | +$86.9M | 0.28% | 95 |
|
|
2021
Q3 | $39.5M | Buy |
139,630
+116,441
| +502% | +$38.2M | 0.11% | 254 |
|
|
2021
Q2 | $8.03M | Buy |
23,189
+17,000
| +275% | +$5.15M | 0.02% | 929 |
|
|
2021
Q1 | $1.73M | Buy |
+6,189
| New | +$1.67M | 0.01% | 1824 |
|
|
2020
Q4 | – | Hold |
0
| – | – | – | 3351 |
|
|
2020
Q3 | – | Hold |
0
| – | – | – | 3099 |
|
|
2020
Q2 | – | Sell |
-27,300
| Closed | -$8.21M | – | 2960 |
|
|
2020
Q1 | $8.64M | Buy |
+27,300
| New | +$8.28M | 0.09% | 303 |
|
|
2019
Q4 | – | Sell |
-49,281
| Closed | -$13.7M | – | 3652 |
|
|
2019
Q3 | $11.5M | Sell |
49,281
-164,359
| -77% | -$38.3M | 0.05% | 503 |
|
|
2019
Q2 | $50M | Buy |
213,640
+167,063
| +359% | +$38.6M | 0.19% | 144 |
|
|
2019
Q1 | $11M | Sell |
46,577
-44,989
| -49% | -$14.2M | 0.04% | 622 |
|
|
2018
Q4 | $27.6M | Buy |
91,566
+50,386
| +122% | +$16.1M | 0.12% | 249 |
|
|
2018
Q3 | $14.5M | Buy |
+41,180
| New | +$14.2M | 0.04% | 510 |
|
|
2018
Q2 | – | Sell |
-948
| Closed | -$267K | – | 3333 |
|
|
2018
Q1 | $260K | Sell |
948
-1,325
| -58% | -$411K | ﹤0.01% | 2848 |
|
|
2017
Q4 | $724K | Sell |
2,273
-567
| -20% | -$182K | ﹤0.01% | 2178 |
|
|
2017
Q3 | $889K | Buy |
+2,840
| New | +$841K | ﹤0.01% | 1803 |
|
|
2017
Q2 | – | Sell |
-5,314
| Closed | -$1.41M | – | 2972 |
|
|
2017
Q1 | $1.45M | Sell |
5,314
-558,076
| -99% | -$158M | 0.01% | 1661 |
|
|
2016
Q4 | $160M | Buy |
563,390
+535,631
| +1,930% | +$159M | 0.7% | 10 |
|
|
2016
Q3 | $8.69M | Sell |
27,759
-214,244
| -89% | -$63.5M | 0.04% | 611 |
|
|
2016
Q2 | $58.5M | Sell |
242,003
-1,909
| -0.8% | -$503K | 0.28% | 85 |
|
|
2016
Q1 | $63.5M | Buy |
243,912
+82,496
| +51% | +$21.8M | 0.33% | 70 |
|
|
2015
Q4 | $49.5M | Buy |
161,416
+50,930
| +46% | +$14.6M | 0.25% | 104 |
|
|
2015
Q3 | $32.2M | Sell |
110,486
-101,300
| -48% | -$33.5M | 0.17% | 161 |
|
|
2015
Q2 | $85.5M | Buy |
211,786
+206,384
| +3,821% | +$82.8M | 0.42% | 46 |
|
|
2015
Q1 | $2.28M | Sell |
5,402
-7,674
| -59% | -$3.02M | 0.01% | 1095 |
|
|
2014
Q4 | $4.44M | Sell |
13,076
-220,033
| -94% | -$71.2M | 0.02% | 683 |
|
|
2014
Q3 | $77.1M | Buy |
+233,109
| New | +$76.9M | 0.34% | 80 |
|
|
2014
Q1 | – | Sell |
-19,658
| Closed | -$5.5M | – | 1989 |
|
|
2013
Q4 | $5.5M | Sell |
19,658
-285,858
| -94% | -$73.9M | 0.03% | 594 |
|
|
2013
Q3 | $73.6M | Sell |
305,516
-96,210
| -24% | -$21.5M | 0.47% | 51 |
|
|
2013
Q2 | $86.5M | Buy |
+401,726
| New | +$85.8M | 0.6% | 19 |
|
Other funds holding BIIB
VCM
VPM
