Nomura Asset Management’s Biogen BIIB Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$11.9M Sell
54,960
-8,018
-13% -$1.53M 0.03% 424
2026
Q1
$11.5M Sell
62,978
-4,373
-6% -$806K 0.03% 411
2025
Q4
$11.9M Sell
67,351
-18
-0% -$2.94K 0.03% 401
2025
Q3
$9.44M Buy
67,369
+13,028
+24% +$1.76M 0.02% 448
2025
Q2
$6.82M Buy
54,341
+555
+1% +$69.2K 0.02% 526
2025
Q1
$7.36M Buy
53,786
+4,694
+10% +$671K 0.02% 494
2024
Q4
$7.51M Sell
49,092
-211
-0.4% -$35.6K 0.02% 482
2024
Q3
$9.56M Sell
49,303
-6,790
-12% -$1.42M 0.03% 418
2024
Q2
$13M Sell
56,093
-13,951
-20% -$3.03M 0.04% 327
2024
Q1
$15.1M Sell
70,044
-1,651
-2% -$387K 0.05% 301
2023
Q4
$18.6M Buy
71,695
+1,495
+2% +$367K 0.08% 253
2023
Q3
$18M Sell
70,200
-7,882
-10% -$2.11M 0.08% 248
2023
Q2
$22.2M Buy
78,082
+16,835
+27% +$5.01M 0.1% 231
2023
Q1
$17M Sell
61,247
-224
-0.4% -$62K 0.09% 249
2022
Q4
$17M Buy
61,471
+20,683
+51% +$5.84M 0.1% 232
2022
Q3
$10.9M Sell
40,788
-1,678
-4% -$356K 0.07% 295
2022
Q2
$8.66M Buy
42,466
+2,668
+7% +$545K 0.05% 330
2022
Q1
$8.38M Sell
39,798
-1,598
-4% -$348K 0.05% 360
2021
Q4
$9.93M Sell
41,396
-7,843
-16% -$2.02M 0.05% 334
2021
Q3
$13.9M Sell
49,239
-4,522
-8% -$1.48M 0.08% 251
2021
Q2
$18.6M Sell
53,761
-94,274
-64% -$28.6M 0.11% 207
2021
Q1
$41.4M Buy
148,035
+4,320
+3% +$1.17M 0.26% 91
2020
Q4
$35.2M Sell
143,715
-4,749
-3% -$1.23M 0.24% 94
2020
Q3
$42.1M Sell
148,464
-1,239
-0.8% -$346K 0.32% 72
2020
Q2
$40.1M Buy
149,703
+82,136
+122% +$24.7M 0.34% 68
2020
Q1
$21.4M Buy
67,567
+2,665
+4% +$809K 0.22% 95
2019
Q4
$19.3M Buy
64,902
+3,790
+6% +$1.05M 0.17% 125
2019
Q3
$14.2M Sell
61,112
-1,086
-2% -$253K 0.14% 162
2019
Q2
$14.5M Buy
62,198
+2,658
+4% +$614K 0.14% 143
2019
Q1
$14.1M Sell
59,540
-80,147
-57% -$25.2M 0.14% 145
2018
Q4
$42M Sell
139,687
-83,747
-37% -$26.7M 0.47% 52
2018
Q3
$78.9M Sell
223,434
-7,637
-3% -$2.63M 0.77% 24
2018
Q2
$67.1M Sell
231,071
-2,770
-1% -$779K 0.7% 31
2018
Q1
$64M Buy
233,841
+7,721
+3% +$2.4M 0.7% 33
2017
Q4
$72M Buy
226,120
+31,644
+16% +$10.2M 0.83% 24
2017
Q3
$60.9M Buy
194,476
+128,450
+195% +$38M 0.79% 28
2017
Q2
$17.9M Buy
66,026
+978
+2% +$259K 0.24% 103
2017
Q1
$17.8M Sell
65,048
-730
-1% -$206K 0.25% 102
2016
Q4
$18.7M Buy
65,778
+1,313
+2% +$389K 0.34% 72
2016
Q3
$20.2M Sell
64,465
-434
-0.7% -$129K 0.36% 69
2016
Q2
$15.7M Sell
64,899
-1,064
-2% -$280K 0.29% 84
2016
Q1
$17.2M Buy
65,963
+17,668
+37% +$4.67M 0.33% 79
2015
Q4
$14.8M Sell
48,295
-1,541
-3% -$443K 0.29% 99
2015
Q3
$14.5M Buy
49,836
+7,680
+18% +$2.54M 0.29% 95
2015
Q2
$17M Buy
42,156
+8,389
+25% +$3.37M 0.32% 88
2015
Q1
$14.3M Buy
33,767
+956
+3% +$377K 0.25% 111
2014
Q4
$11.2M Sell
32,811
-878
-3% -$284K 0.2% 127
2014
Q3
$11.1M Buy
33,689
+1,912
+6% +$630K 0.2% 123
2014
Q2
$10M Sell
31,777
-8,510
-21% -$2.56M 0.19% 137
2014
Q1
$12.3M Buy
40,287
+7,573
+23% +$2.4M 0.23% 115
2013
Q4
$9.15M Sell
32,714
-372
-1% -$96.2K 0.16% 146
2013
Q3
$7.97M Sell
33,086
-5,598
-14% -$1.25M 0.15% 156
2013
Q2
$8.32M Buy
+38,684
New +$8.27M 0.17% 145

Other funds holding BIIB

Nomura Asset Management's BIIB Position: Q2 2026 in Review

Nomura Asset Management reduced its Biogen (BIIB) stake by 13% in Q2 2026, selling an estimated $1.53M and leaving 54,960 shares worth $11.9M. The position accounts for 0.03% of the portfolio, ranked #424.

Nomura Asset Management first reported a position in BIIB in Q2 2013 and has held it in 53 quarters since. The position peaked at $78.9M in Q3 2018. 1,036 funds tracked by Wall St. Rank hold BIIB as of Q2 2026.

  • Nomura Asset Management held 54,960 shares of Biogen worth $11.9M as of Q2 2026.
  • Nomura Asset Management sold 8,018 Biogen shares in Q2 2026, an estimated $1.53M.
  • Biogen made up 0.03% of Nomura Asset Management's portfolio in Q2 2026, its #424 holding.
  • Nomura Asset Management first reported a position in Biogen in Q2 2013 and has held it in 53 quarters since.
  • Nomura Asset Management's Biogen position peaked at $78.9M in Q3 2018.
  • 1,036 funds tracked by Wall St. Rank held Biogen as of Q2 2026.

Based on Nomura Asset Management's 13F filing for Q2 2026, filed 13 Aug 2026.