Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$65.8M Sell
358,838
-16,719
-4% -$3.08M 0.02% 532
2025
Q4
$66.1M Buy
375,557
+43,100
+13% +$7.04M 0.02% 527
2025
Q3
$46.6M Sell
332,457
-9,202
-3% -$1.24M 0.01% 645
2025
Q2
$42.9M Buy
341,659
+195,228
+133% +$24.3M 0.01% 674
2025
Q1
$12.5M Sell
146,431
-154,310
-51% -$22.1M ﹤0.01% 1419
2024
Q4
$46M Sell
300,741
-22,446
-7% -$3.79M 0.01% 688
2024
Q3
$62.6M Buy
323,187
+1,879
+0.6% +$393K 0.02% 557
2024
Q2
$74.5M Sell
321,308
-25,808
-7% -$5.61M 0.02% 488
2024
Q1
$74.8M Sell
347,116
-100,034
-22% -$23.4M 0.02% 498
2023
Q4
$116M Sell
447,150
-135,603
-23% -$33.3M 0.04% 363
2023
Q3
$150M Sell
582,753
-23,851
-4% -$6.38M 0.05% 281
2023
Q2
$173M Sell
606,604
-356
-0.1% -$106K 0.06% 264
2023
Q1
$169M Buy
606,960
+54,975
+10% +$15.2M 0.06% 258
2022
Q4
$153M Sell
551,985
-20,703
-4% -$5.85M 0.06% 287
2022
Q3
$153M Buy
572,688
+66,300
+13% +$14.1M 0.06% 281
2022
Q2
$103M Sell
506,388
-17,122
-3% -$3.5M 0.04% 369
2022
Q1
$108M Sell
523,510
-45,656
-8% -$9.93M 0.04% 403
2021
Q4
$137M Sell
569,166
-1,438
-0.3% -$370K 0.04% 365
2021
Q3
$161M Sell
570,604
-279,302
-33% -$91.5M 0.05% 319
2021
Q2
$294M Buy
849,906
+22,598
+3% +$6.85M 0.09% 215
2021
Q1
$231M Sell
827,308
-76,002
-8% -$20.5M 0.07% 246
2020
Q4
$221M Buy
903,310
+267,114
+42% +$68.9M 0.07% 231
2020
Q3
$180M Sell
636,196
-230,187
-27% -$64.2M 0.07% 247
2020
Q2
$232M Sell
866,383
-145,063
-14% -$43.6M 0.09% 201
2020
Q1
$320M Sell
1,011,446
-240,244
-19% -$72.9M 0.16% 133
2019
Q4
$371M Buy
1,251,690
+43,275
+4% +$12M 0.14% 143
2019
Q3
$281M Sell
1,208,415
-110,665
-8% -$25.8M 0.11% 176
2019
Q2
$308M Buy
1,319,080
+1,101,563
+506% +$254M 0.12% 167
2019
Q1
$51.4M Buy
217,517
+80,994
+59% +$25.5M 0.27% 69
2018
Q4
$41.1M Buy
136,523
+61,473
+82% +$19.6M 0.26% 80
2018
Q3
$26.5M Buy
75,050
+9,580
+15% +$3.3M 0.14% 231
2018
Q2
$19M Sell
65,470
-82,338
-56% -$23.1M 0.12% 266
2018
Q1
$40.5M Sell
147,808
-7,813
-5% -$2.43M 0.26% 96
2017
Q4
$49.6M Buy
155,621
+19,239
+14% +$6.17M 0.32% 71
2017
Q3
$42.7M Buy
136,382
+32,989
+32% +$9.77M 0.28% 88
2017
Q2
$28.1M Sell
103,393
-24,264
-19% -$6.42M 0.18% 143
2017
Q1
$34.9M Sell
127,657
-18,327
-13% -$5.18M 0.21% 116
2016
Q4
$41.4M Buy
145,984
+35,560
+32% +$10.5M 0.21% 111
2016
Q3
$34.6M Buy
110,424
+81,222
+278% +$24.1M 0.2% 113
2016
Q2
$7.06M Sell
29,202
-72,583
-71% -$19.1M 0.04% 433
2016
Q1
$26.5K Buy
101,785
+51,375
+102% +$13.6M 0.14% 154
2015
Q4
$15.4K Buy
50,410
+12,618
+33% +$3.63M 0.08% 259
2015
Q3
$11K Sell
37,792
-9,844
-21% -$3.25M 0.06% 311
2015
Q2
$19.2K Sell
47,636
-4,222
-8% -$1.69M 0.1% 258
2015
Q1
$21.9M Sell
51,858
-18,118
-26% -$7.14M 0.12% 241
2014
Q4
$23.8M Sell
69,976
-3,868
-5% -$1.25M 0.13% 211
2014
Q3
$24.4M Buy
73,844
+9,394
+15% +$3.1M 0.15% 180
2014
Q2
$20.3M Sell
64,450
-2,803
-4% -$844K 0.12% 225
2014
Q1
$20.6M Sell
67,253
-1,043
-2% -$331K 0.12% 226
2013
Q4
$19.1M Buy
68,296
+8,635
+14% +$2.23M 0.12% 240
2013
Q3
$14.4M Sell
59,661
-2,473
-4% -$553K 0.09% 286
2013
Q2
$13.4M Buy
+62,134
New +$13.3M 0.09% 291

Other funds holding BIIB

Nuveen's BIIB Position: Q1 2026 in Review

Nuveen reduced its Biogen (BIIB) stake by 4.5% in Q1 2026, selling an estimated $3.08M and leaving 358,838 shares worth $65.8M. The position accounts for 0.02% of the portfolio, ranked #532.

Nuveen first reported a position in BIIB in Q2 2013 and has held it in 52 quarters since. The position peaked at $371M in Q4 2019. 1,004 funds tracked by Wall St. Rank hold BIIB as of Q1 2026.

  • Nuveen held 358,838 shares of Biogen worth $65.8M as of Q1 2026.
  • Nuveen sold 16,719 Biogen shares in Q1 2026, an estimated $3.08M.
  • Biogen made up 0.02% of Nuveen's portfolio in Q1 2026, its #532 holding.
  • Nuveen first reported a position in Biogen in Q2 2013 and has held it in 52 quarters since.
  • Nuveen's Biogen position peaked at $371M in Q4 2019.
  • 1,004 funds tracked by Wall St. Rank held Biogen as of Q1 2026.

Based on Nuveen's 13F filing for Q1 2026, filed 30 Apr 2026.