Texas Permanent School Fund’s Biogen BIIB Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q1
$1.89M Buy
+15,595
New +$1.89M 0.02% 905
2024
Q3
Sell
-23,960
Closed -$5.55M 173
2024
Q2
$5.55M Sell
23,960
-6,003
-20% -$1.39M 0.05% 442
2024
Q1
$6.46M Buy
29,963
+35
+0.1% +$7.55K 0.05% 412
2023
Q4
$7.74M Sell
29,928
-7
-0% -$1.81K 0.07% 281
2023
Q3
$7.69M Sell
29,935
-141
-0.5% -$36.2K 0.08% 241
2023
Q2
$8.57M Buy
30,076
+54
+0.2% +$15.4K 0.08% 220
2023
Q1
$8.35M Buy
30,022
+9,387
+45% +$2.61M 0.08% 217
2022
Q4
$5.71M Buy
20,635
+102
+0.5% +$28.2K 0.09% 214
2022
Q3
$5.48M Buy
20,533
+1,190
+6% +$318K 0.09% 211
2022
Q2
$3.95M Buy
19,343
+290
+2% +$59.1K 0.06% 360
2022
Q1
$4.01M Sell
19,053
-1,178
-6% -$248K 0.05% 427
2021
Q4
$4.85M Sell
20,231
-2,793
-12% -$670K 0.06% 384
2021
Q3
$6.52M Sell
23,024
-1,988
-8% -$563K 0.08% 238
2021
Q2
$8.66M Sell
25,012
-426
-2% -$148K 0.1% 168
2021
Q1
$7.12M Sell
25,438
-1,693
-6% -$474K 0.09% 202
2020
Q4
$6.64M Sell
27,131
-1,940
-7% -$475K 0.08% 229
2020
Q3
$8.25M Buy
29,071
+315
+1% +$89.4K 0.11% 166
2020
Q2
$7.69M Sell
28,756
-4,000
-12% -$1.07M 0.12% 150
2020
Q1
$10.4M Buy
32,756
+827
+3% +$262K 0.19% 92
2019
Q4
$9.47M Sell
31,929
-2,429
-7% -$721K 0.14% 117
2019
Q3
$8M Sell
34,358
-3,034
-8% -$706K 0.13% 142
2019
Q2
$8.75M Sell
37,392
-877
-2% -$205K 0.14% 130
2019
Q1
$9.05M Sell
38,269
-2,256
-6% -$533K 0.14% 118
2018
Q4
$12.2M Sell
40,525
-4,696
-10% -$1.41M 0.22% 80
2018
Q3
$16M Sell
45,221
-6,270
-12% -$2.22M 0.22% 77
2018
Q2
$14.9M Sell
51,491
-3,172
-6% -$921K 0.2% 83
2018
Q1
$15M Sell
54,663
-3,058
-5% -$837K 0.2% 93
2017
Q4
$18.4M Sell
57,721
-873
-1% -$278K 0.23% 79
2017
Q3
$18.3M Sell
58,594
-1,427
-2% -$447K 0.24% 80
2017
Q2
$16.3M Sell
60,021
-3,063
-5% -$831K 0.21% 86
2017
Q1
$17.2M Sell
63,084
-2,094
-3% -$573K 0.22% 82
2016
Q4
$18.5M Sell
65,178
-2,304
-3% -$653K 0.25% 73
2016
Q3
$21.1M Sell
67,482
-3,588
-5% -$1.12M 0.28% 61
2016
Q2
$17.2M Sell
71,070
-4,401
-6% -$1.06M 0.23% 82
2016
Q1
$19.6M Sell
75,471
-3,137
-4% -$817K 0.25% 73
2015
Q4
$24.1M Sell
78,608
-5,251
-6% -$1.61M 0.3% 61
2015
Q3
$24.5M Sell
83,859
-1,782
-2% -$520K 0.31% 58
2015
Q2
$34.6M Sell
85,641
-2,193
-2% -$886K 0.4% 44
2015
Q1
$37.1M Sell
87,834
-1,965
-2% -$830K 0.41% 42
2014
Q4
$30.5M Sell
89,799
-1,917
-2% -$651K 0.33% 51
2014
Q3
$30.3M Sell
91,716
-7,171
-7% -$2.37M 0.34% 48
2014
Q2
$31.2M Sell
98,887
-4,852
-5% -$1.53M 0.32% 51
2014
Q1
$31.7M Sell
103,739
-5,635
-5% -$1.72M 0.33% 53
2013
Q4
$30.6M Sell
109,374
-8,874
-8% -$2.48M 0.3% 59
2013
Q3
$28.5M Sell
118,248
-3,554
-3% -$856K 0.29% 62
2013
Q2
$26.2M Buy
+121,802
New +$26.2M 0.27% 64