Two Sigma Advisers’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 | – | Sell |
-8,800
| Closed | -$1.55M | – | 281 |
|
|
2025
Q4 | $1.55M | Sell |
8,800
-4,700
| -35% | -$768K | ﹤0.01% | 1286 |
|
|
2025
Q3 | $1.89M | Sell |
13,500
-442,000
| -97% | -$59.7M | ﹤0.01% | 1156 |
|
|
2025
Q2 | $57.2M | Sell |
455,500
-221,900
| -33% | -$27.6M | 0.12% | 168 |
|
|
2025
Q1 | $92.7M | Buy |
677,400
+142,800
| +27% | +$20.4M | 0.21% | 98 |
|
|
2024
Q4 | $81.8M | Buy |
534,600
+107,000
| +25% | +$18M | 0.19% | 103 |
|
|
2024
Q3 | $82.9M | Buy |
427,600
+235,100
| +122% | +$49.2M | 0.19% | 102 |
|
|
2024
Q2 | $44.6M | Buy |
192,500
+21,200
| +12% | +$4.61M | 0.1% | 193 |
|
|
2024
Q1 | $36.9M | Buy |
171,300
+130,200
| +317% | +$30.5M | 0.09% | 234 |
|
|
2023
Q4 | $10.6M | Sell |
41,100
-11,800
| -22% | -$2.9M | 0.02% | 508 |
|
|
2023
Q3 | $13.6M | Sell |
52,900
-104,300
| -66% | -$27.9M | 0.03% | 390 |
|
|
2023
Q2 | $44.8M | Sell |
157,200
-144,000
| -48% | -$42.9M | 0.11% | 190 |
|
|
2023
Q1 | $83.7M | Sell |
301,200
-503,100
| -63% | -$139M | 0.22% | 104 |
|
|
2022
Q4 | $223M | Sell |
804,300
-72,000
| -8% | -$20.3M | 0.62% | 30 |
|
|
2022
Q3 | $234M | Sell |
876,300
-119,300
| -12% | -$25.3M | 0.68% | 25 |
|
|
2022
Q2 | $203M | Sell |
995,600
-102,500
| -9% | -$21M | 0.58% | 31 |
|
|
2022
Q1 | $231M | Buy |
1,098,100
+642,900
| +141% | +$140M | 0.61% | 31 |
|
|
2021
Q4 | $109M | Buy |
455,200
+404,500
| +798% | +$104M | 0.27% | 88 |
|
|
2021
Q3 | $14.3M | Buy |
+50,700
| New | +$16.6M | 0.04% | 408 |
|
|
2020
Q4 | – | Sell |
-9,700
| Closed | -$2.75M | – | 2392 |
|
|
2020
Q3 | $2.75M | Sell |
9,700
-46,200
| -83% | -$12.9M | 0.01% | 1007 |
|
|
2020
Q2 | $15M | Sell |
55,900
-32,100
| -36% | -$9.65M | 0.04% | 406 |
|
|
2020
Q1 | $27.8M | Sell |
88,000
-115,100
| -57% | -$34.9M | 0.11% | 220 |
|
|
2019
Q4 | $60.3M | Sell |
203,100
-398,500
| -66% | -$111M | 0.14% | 172 |
|
|
2019
Q3 | $140M | Buy |
601,600
+29,000
| +5% | +$6.75M | 0.34% | 74 |
|
|
2019
Q2 | $134M | Buy |
572,600
+504,800
| +745% | +$117M | 0.33% | 72 |
|
|
2019
Q1 | $16M | Sell |
67,800
-97,000
| -59% | -$30.5M | 0.04% | 464 |
|
|
2018
Q4 | $49.6M | Buy |
164,800
+130,000
| +374% | +$41.5M | 0.14% | 195 |
|
|
2018
Q3 | $12.3M | Buy |
34,800
+23,700
| +214% | +$8.16M | 0.03% | 526 |
|
|
2018
Q2 | $3.22M | Buy |
11,100
+10,100
| +1,010% | +$2.84M | 0.01% | 1066 |
|
|
2018
Q1 | $274K | Buy |
+1,000
| New | +$310K | ﹤0.01% | 2047 |
|
|
2017
Q2 | – | Sell |
-1,200
| Closed | -$328K | – | 2263 |
|
|
2017
Q1 | $328K | Sell |
1,200
-444,610
| -100% | -$126M | ﹤0.01% | 2063 |
|
|
2016
Q4 | $126M | Buy |
+445,810
| New | +$132M | 0.48% | 45 |
|
|
2016
Q3 | – | Sell |
-397,169
| Closed | -$96M | – | 2205 |
|
|
2016
Q2 | $96M | Buy |
397,169
+140,200
| +55% | +$36.9M | 0.49% | 46 |
|
|
2016
Q1 | $66.9M | Sell |
256,969
-225,708
| -47% | -$59.6M | 0.37% | 69 |
|
|
2015
Q4 | $148M | Buy |
482,677
+196,081
| +68% | +$56.3M | 0.88% | 10 |
|
|
2015
Q3 | $83.6M | Buy |
286,596
+110,329
| +63% | +$36.4M | 0.53% | 44 |
|
|
2015
Q2 | $71.2M | Buy |
+176,267
| New | +$70.7M | 0.53% | 33 |
|
|
2015
Q1 | – | Sell |
-168,669
| Closed | -$57.3M | – | 1921 |
|
|
2014
Q4 | $57.3M | Buy |
168,669
+9,600
| +6% | +$3.11M | 0.44% | 39 |
|
|
2014
Q3 | $52.6M | Buy |
+159,069
| New | +$52.4M | 0.4% | 59 |
|
|
2014
Q1 | – | Sell |
-25,669
| Closed | -$8.15M | – | 2266 |
|
|
2013
Q4 | $7.18M | Sell |
25,669
-51,000
| -67% | -$13.2M | 0.07% | 295 |
|
|
2013
Q3 | $18.5M | Buy |
76,669
+55,100
| +255% | +$12.3M | 0.22% | 94 |
|
|
2013
Q2 | $4.64M | Buy |
+21,569
| New | +$4.61M | 0.07% | 259 |
|
Other funds holding BIIB
VCM
VPM
