UIM
BIIB icon

USS Investment Management’s Biogen BIIB Stock Holding History

USS Investment Management’s Portfolio BIIB Stock Details BIIB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$9.4M Buy
43,517
+6,300
+17% +$1.21M 0.03% 313
2026
Q1 		$6.82M Buy
37,217
+3,001
+9% +$553K 0.03% 309
2025
Q4 		$6.02M Buy
34,216
+2,346
+7% +$383K 0.03% 329
2025
Q3 		$4.46M Hold
31,870
– – 0.02% 377
2025
Q2 		$4M Buy
31,870
+372
+1% +$46.4K 0.02% 392
2025
Q1 		$4.31M Hold
31,498
– – 0.03% 358
2024
Q4 		$4.82M Sell
31,498
-5,584
-15% -$942K 0.03% 384
2024
Q3 		$7.18M Buy
37,082
+1,340
+4% +$280K 0.05% 322
2024
Q2 		$8.3M Buy
35,742
+1,386
+4% +$301K 0.07% 250
2024
Q1 		$7.41M Buy
34,356
+4,137
+14% +$969K 0.06% 272
2023
Q4 		$7.82M Hold
30,219
– – 0.07% 243
2023
Q3 		$7.77M Buy
30,219
+1,719
+6% +$460K 0.08% 239
2023
Q2 		$8.12M Hold
28,500
– – 0.1% 230
2023
Q1 		$7.93M Buy
28,500
+444
+2% +$123K 0.11% 218
2022
Q4 		$7.77M Hold
28,056
– – 0.11% 211
2022
Q3 		$7.49M Sell
28,056
-8,292
-23% -$1.76M 0.11% 199
2022
Q2 		$7.42M Sell
36,348
-2,732
-7% -$558K 0.07% 278
2022
Q1 		$8.23M Buy
39,080
+5,437
+16% +$1.18M 0.07% 310
2021
Q4 		$8.07M Hold
33,643
– – 0.06% 321
2021
Q3 		$9.52M Buy
33,643
+6,168
+22% +$2.02M 0.08% 260
2021
Q2 		$9.52M Hold
27,475
– – 0.08% 171
2021
Q1 		$7.69M Hold
27,475
– – 0.07% 189
2020
Q4 		$6.72M Sell
27,475
-7,100
-21% -$1.83M 0.06% 193
2020
Q3 		$9.8M Hold
34,575
– – 0.09% 141
2020
Q2 		$9.24M Buy
34,575
+4,797
+16% +$1.44M 0.1% 142
2020
Q1 		$9.42M Buy
29,778
+22,678
+319% +$6.88M 0.13% 118
2019
Q4 		$2.11M Buy
+7,100
New +$1.97M 0.02% 149

Other funds holding BIIB

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

USS Investment Management's BIIB Position: Q2 2026 in Review

USS Investment Management increased its Biogen (BIIB) stake by 17% in Q2 2026, buying an estimated $1.21M and bringing the position to 43,517 shares worth $9.4M. The position accounts for 0.03% of the portfolio, ranked #313.

USS Investment Management first reported a position in BIIB in Q4 2019 and has held it in 27 quarters since. The position peaked at $9.8M in Q3 2020. 1,046 funds tracked by Wall St. Rank hold BIIB as of Q2 2026.

  • USS Investment Management held 43,517 shares of Biogen worth $9.4M as of Q2 2026.
  • USS Investment Management bought 6,300 Biogen shares in Q2 2026, an estimated $1.21M.
  • Biogen made up 0.03% of USS Investment Management's portfolio in Q2 2026, its #313 holding.
  • USS Investment Management first reported a position in Biogen in Q4 2019 and has held it in 27 quarters since.
  • USS Investment Management's Biogen position peaked at $9.8M in Q3 2020.
  • 1,046 funds tracked by Wall St. Rank held Biogen as of Q2 2026.

Based on USS Investment Management's 13F filing for Q2 2026, filed 11 Aug 2026.