Louisiana State Employees Retirement System’s Biogen BIIB Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
$2.31M Sell
18,400
-200
-1% -$25.1K 0.04% 433
2025
Q1
$2.55M Buy
18,600
+200
+1% +$27.4K 0.05% 337
2024
Q4
$2.81M Sell
18,400
-900
-5% -$138K 0.05% 311
2024
Q3
$3.74M Sell
19,300
-500
-3% -$96.9K 0.07% 225
2024
Q2
$4.59M Hold
19,800
0.09% 159
2024
Q1
$4.27M Sell
19,800
-500
-2% -$108K 0.08% 184
2023
Q4
$5.25M Sell
20,300
-200
-1% -$51.8K 0.11% 139
2023
Q3
$5.27M Buy
20,500
+2,500
+14% +$643K 0.12% 123
2023
Q2
$5.13M Buy
18,000
+1,400
+8% +$399K 0.11% 124
2023
Q1
$4.62M Buy
16,600
+100
+0.6% +$27.8K 0.12% 130
2022
Q4
$4.57M Sell
16,500
-600
-4% -$166K 0.13% 130
2022
Q3
$4.57M Hold
17,100
0.13% 117
2022
Q2
$3.77M Hold
17,100
0.1% 147
2022
Q1
$3.77M Buy
17,100
+100
+0.6% +$22K 0.09% 176
2021
Q4
$4.08M Hold
17,000
0.09% 165
2021
Q3
$4.81M Sell
17,000
-200
-1% -$56.6K 0.12% 125
2021
Q2
$5.96M Sell
17,200
-100
-0.6% -$34.6K 0.14% 102
2021
Q1
$4.84M Buy
17,300
+1,000
+6% +$280K 0.13% 116
2020
Q4
$3.99M Buy
16,300
+8,300
+104% +$2.03M 0.12% 135
2020
Q3
$2.27M Buy
8,000
+1,000
+14% +$284K 0.1% 164
2020
Q2
$1.87M Sell
7,000
-700
-9% -$187K 0.11% 169
2020
Q1
$2.44M Sell
7,700
-900
-10% -$285K 0.18% 96
2019
Q4
$2.55M Sell
8,600
-300
-3% -$89K 0.13% 126
2019
Q3
$2.07M Sell
8,900
-800
-8% -$186K 0.11% 169
2019
Q2
$2.25M Sell
9,700
-700
-7% -$162K 0.11% 156
2019
Q1
$2.46M Sell
10,400
-200
-2% -$47.3K 0.12% 133
2018
Q4
$3.19M Sell
10,600
-1,200
-10% -$361K 0.18% 83
2018
Q3
$4.17M Sell
11,800
-600
-5% -$212K 0.18% 79
2018
Q2
$3.6M Sell
12,400
-500
-4% -$145K 0.16% 85
2018
Q1
$3.53M Buy
12,900
+100
+0.8% +$27.4K 0.16% 98
2017
Q4
$4.08M Sell
12,800
-400
-3% -$127K 0.19% 82
2017
Q3
$4.13M Sell
13,200
-100
-0.8% -$31.3K 0.19% 84
2017
Q2
$3.61M Hold
13,300
0.18% 89
2017
Q1
$3.64M Sell
13,300
-400
-3% -$109K 0.18% 85
2016
Q4
$3.89M Sell
13,700
-200
-1% -$56.7K 0.2% 76
2016
Q3
$4.35M Sell
13,900
-500
-3% -$157K 0.23% 64
2016
Q2
$3.48M Sell
14,400
-200
-1% -$48.4K 0.18% 85
2016
Q1
$3.8M Sell
14,600
-1,000
-6% -$260K 0.2% 76
2015
Q4
$4.78M Sell
15,600
-1,600
-9% -$490K 0.24% 64
2015
Q3
$5.02M Buy
17,200
+100
+0.6% +$29.2K 0.26% 61
2015
Q2
$6.91M Buy
17,100
+200
+1% +$80.8K 0.33% 47
2015
Q1
$7.14M Sell
16,900
-900
-5% -$380K 0.34% 45
2014
Q4
$6.04M Sell
17,800
-300
-2% -$102K 0.28% 54
2014
Q3
$5.99M Sell
18,100
-500
-3% -$165K 0.29% 51
2014
Q2
$5.87M Sell
18,600
-100
-0.5% -$31.5K 0.27% 54
2014
Q1
$5.72M Sell
18,700
-300
-2% -$91.8K 0.27% 56
2013
Q4
$5.31M Buy
+19,000
New +$5.31M 0.25% 60