ERSOT
Employees Retirement System of Texas’s Biogen BIIB Stock Holding History
| Quarter | Market Value | Status | Shares |
Shares Change % | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2025
Q2 | $184K | Buy |
+1,467
| New | +$184K | ﹤0.01% | 374 |
|
|
2023
Q3 | – | Sell |
-108,000
| Closed | -$30.8M | – | 302 |
|
|
2023
Q2 | $30.8M | Buy |
108,000
+35,000
| +48% | +$9.97M | 0.42% | 82 |
|
|
2023
Q1 | $20.3M | Sell |
73,000
-27,000
| -27% | -$7.51M | 0.3% | 97 |
|
|
2022
Q4 | $27.7M | Buy |
100,000
+15,000
| +18% | +$4.15M | 0.4% | 79 |
|
|
2022
Q3 | $22.7M | Buy |
85,000
+56,200
| +195% | +$15M | 0.35% | 89 |
|
|
2022
Q2 | $5.87M | Hold |
28,800
| – | – | 0.08% | 268 |
|
|
2022
Q1 | $6.07M | Buy |
28,800
+5,000
| +21% | +$1.05M | 0.07% | 285 |
|
|
2021
Q4 | $5.71M | Buy |
23,800
+3,000
| +14% | +$720K | 0.06% | 308 |
|
|
2021
Q3 | $5.89M | Sell |
20,800
-2,100
| -9% | -$594K | 0.07% | 307 |
|
|
2021
Q2 | $7.93M | Sell |
22,900
-8,900
| -28% | -$3.08M | 0.1% | 243 |
|
|
2021
Q1 | $8.9M | Sell |
31,800
-2,000
| -6% | -$559K | 0.11% | 219 |
|
|
2020
Q4 | $8.28M | Hold |
33,800
| – | – | 0.13% | 184 |
|
|
2020
Q3 | $9.59M | Sell |
33,800
-2,000
| -6% | -$567K | 0.14% | 177 |
|
|
2020
Q2 | $9.58M | Buy |
35,800
+15,000
| +72% | +$4.01M | 0.15% | 168 |
|
|
2020
Q1 | $6.58M | Hold |
20,800
| – | – | 0.13% | 188 |
|
|
2019
Q4 | $6.17M | Sell |
20,800
-6,000
| -22% | -$1.78M | 0.1% | 248 |
|
|
2019
Q3 | $6.24M | Sell |
26,800
-26,200
| -49% | -$6.1M | 0.1% | 236 |
|
|
2019
Q2 | $12.4M | Sell |
53,000
-1,000
| -2% | -$234K | 0.19% | 123 |
|
|
2019
Q1 | $12.8M | Sell |
54,000
-18,000
| -25% | -$4.26M | 0.19% | 119 |
|
|
2018
Q4 | $21.7M | Sell |
72,000
-1,400
| -2% | -$421K | 0.34% | 56 |
|
|
2018
Q3 | $25.9M | Buy |
73,400
+19,700
| +37% | +$6.96M | 0.35% | 58 |
|
|
2018
Q2 | $15.6M | Sell |
53,700
-8,000
| -13% | -$2.32M | 0.21% | 100 |
|
|
2018
Q1 | $16.9M | Sell |
61,700
-11,200
| -15% | -$3.07M | 0.23% | 90 |
|
|
2017
Q4 | $23.2M | Sell |
72,900
-2,400
| -3% | -$765K | 0.29% | 67 |
|
|
2017
Q3 | $23.6M | Buy |
75,300
+2,500
| +3% | +$783K | 0.31% | 64 |
|
|
2017
Q2 | $19.8M | Sell |
72,800
-16,000
| -18% | -$4.34M | 0.27% | 72 |
|
|
2017
Q1 | $24.3M | Buy |
88,800
+1,300
| +1% | +$355K | 0.33% | 54 |
|
|
2016
Q4 | $24.8M | Buy |
87,500
+38,600
| +79% | +$10.9M | 0.34% | 58 |
|
|
2016
Q3 | $15.3M | Buy |
48,900
+18,000
| +58% | +$5.63M | 0.21% | 114 |
|
|
2016
Q2 | $7.47M | Buy |
30,900
+7,000
| +29% | +$1.69M | 0.1% | 238 |
|
|
2016
Q1 | $6.22M | Buy |
23,900
+11,000
| +85% | +$2.86M | 0.09% | 276 |
|
|
2015
Q4 | $3.95M | Sell |
12,900
-6,300
| -33% | -$1.93M | 0.05% | 400 |
|
|
2015
Q3 | $5.6M | Sell |
19,200
-18,900
| -50% | -$5.52M | 0.08% | 291 |
|
|
2015
Q2 | $15.4M | Buy |
38,100
+5,000
| +15% | +$2.02M | 0.2% | 108 |
|
|
2015
Q1 | $14M | Sell |
33,100
-56,000
| -63% | -$23.6M | 0.18% | 130 |
|
|
2014
Q4 | $30.2M | Buy |
89,100
+11,000
| +14% | +$3.73M | 0.38% | 58 |
|
|
2014
Q3 | $25.8M | Buy |
78,100
+12,270
| +19% | +$4.06M | 0.34% | 67 |
|
|
2014
Q2 | $20.8M | Sell |
65,830
-28,170
| -30% | -$8.88M | 0.27% | 80 |
|
|
2014
Q1 | $28.8M | Buy |
94,000
+13,000
| +16% | +$3.98M | 0.38% | 57 |
|
|
2013
Q4 | $22.7M | Buy |
81,000
+4,470
| +6% | +$1.25M | 0.29% | 73 |
|
|
2013
Q3 | $18.4M | Sell |
76,530
-10,470
| -12% | -$2.52M | 0.23% | 86 |
|
|
2013
Q2 | $18.7M | Buy |
+87,000
| New | +$18.7M | 0.22% | 82 |
|