Ohio Public Employees Retirement System (OPERS)’s Biogen BIIB Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
$5.7M Buy
45,355
+492
+1% +$61.8K 0.02% 627
2025
Q1
$6.14M Sell
44,863
-5,188
-10% -$710K 0.02% 591
2024
Q4
$7.65M Sell
50,051
-2,866
-5% -$438K 0.03% 528
2024
Q3
$10.3M Sell
52,917
-6,452
-11% -$1.25M 0.04% 384
2024
Q2
$13.8M Sell
59,369
-5,161
-8% -$1.2M 0.05% 298
2024
Q1
$13.9M Sell
64,530
-7,263
-10% -$1.57M 0.05% 304
2023
Q4
$18.6M Sell
71,793
-1,028
-1% -$266K 0.07% 246
2023
Q3
$18.7M Sell
72,821
-9,094
-11% -$2.34M 0.08% 221
2023
Q2
$23.3M Sell
81,915
-6,346
-7% -$1.81M 0.09% 193
2023
Q1
$24.5M Buy
88,261
+8,620
+11% +$2.4M 0.1% 191
2022
Q4
$22.1M Buy
79,641
+4,729
+6% +$1.31M 0.1% 204
2022
Q3
$20M Buy
74,912
+566
+0.8% +$151K 0.09% 214
2022
Q2
$15.2M Sell
74,346
-12,985
-15% -$2.65M 0.06% 280
2022
Q1
$18.4M Sell
87,331
-3,371
-4% -$710K 0.06% 277
2021
Q4
$21.8M Sell
90,702
-4,085
-4% -$980K 0.07% 249
2021
Q3
$26.8M Sell
94,787
-1,433
-1% -$406K 0.1% 199
2021
Q2
$33.3M Sell
96,220
-1,239
-1% -$429K 0.12% 164
2021
Q1
$27.3M Buy
97,459
+3,978
+4% +$1.11M 0.11% 173
2020
Q4
$22.9M Buy
93,481
+41
+0% +$10K 0.1% 179
2020
Q3
$26.5M Sell
93,440
-9,076
-9% -$2.57M 0.14% 144
2020
Q2
$27.4M Buy
102,516
+3,241
+3% +$867K 0.16% 133
2020
Q1
$31.4M Sell
99,275
-14,382
-13% -$4.55M 0.22% 99
2019
Q4
$33.7M Sell
113,657
-859
-0.8% -$255K 0.17% 126
2019
Q3
$26.7M Sell
114,516
-5,240
-4% -$1.22M 0.14% 157
2019
Q2
$28M Sell
119,756
-8,979
-7% -$2.1M 0.15% 143
2019
Q1
$30.4M Sell
128,735
-5,777
-4% -$1.37M 0.16% 139
2018
Q4
$40.5M Sell
134,512
-752
-0.6% -$226K 0.24% 88
2018
Q3
$47.8M Sell
135,264
-5,724
-4% -$2.02M 0.24% 85
2018
Q2
$40.9M Sell
140,988
-6,407
-4% -$1.86M 0.21% 98
2018
Q1
$40.4M Sell
147,395
-2,436
-2% -$667K 0.21% 100
2017
Q4
$47.7M Buy
149,831
+2,810
+2% +$895K 0.23% 88
2017
Q3
$46M Buy
147,021
+520
+0.4% +$163K 0.24% 86
2017
Q2
$39.8M Sell
146,501
-3,468
-2% -$941K 0.22% 99
2017
Q1
$41M Hold
149,969
0.23% 85
2016
Q4
$43.1M Hold
149,969
0.24% 81
2016
Q3
$46.9M Hold
149,969
0.29% 62
2016
Q2
$36.3M Sell
149,969
-6,933
-4% -$1.68M 0.23% 92
2016
Q1
$40.8M Sell
156,902
-7,540
-5% -$1.96M 0.27% 77
2015
Q4
$50.4M Sell
164,442
-10,042
-6% -$3.08M 0.31% 69
2015
Q3
$50.9M Buy
174,484
+32
+0% +$9.34K 0.32% 62
2015
Q2
$70.5M Sell
174,452
-2,071
-1% -$837K 0.41% 46
2015
Q1
$74.5M Buy
176,523
+498
+0.3% +$210K 0.43% 43
2014
Q4
$59.8M Sell
176,025
-861
-0.5% -$292K 0.35% 58
2014
Q3
$58.5M Sell
176,886
-8,098
-4% -$2.68M 0.35% 52
2014
Q2
$58.3M Sell
184,984
-3,521
-2% -$1.11M 0.33% 55
2014
Q1
$57.7M Sell
188,505
-15,673
-8% -$4.79M 0.34% 58
2013
Q4
$57.1M Buy
204,178
+2,818
+1% +$788K 0.31% 63
2013
Q3
$48.5M Sell
201,360
-6,309
-3% -$1.52M 0.26% 75
2013
Q2
$44.7M Buy
+207,669
New +$44.7M 0.25% 79