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State of Wyoming’s Biogen BIIB Stock Holding History

State of Wyoming’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 		$632K Buy
2,923
+1,627
+126% +$311K 0.06% 280
2026
Q1 		$238K Buy
1,296
+3
+0.2% +$553 0.03% 832
2025
Q4 		$228K Sell
1,293
-234
-15% -$38.2K 0.02% 869
2025
Q3 		$214K Sell
1,527
-1,852
-55% -$250K 0.02% 891
2025
Q2 		$424K Buy
3,379
+818
+32% +$102K 0.05% 387
2025
Q1 		$350K Buy
2,561
+56
+2% +$8.01K 0.05% 444
2024
Q4 		$383K Buy
+2,505
New +$423K 0.05% 403
2023
Q3 		– Sell
-368
Closed -$105K – 1629
2023
Q2 		$105K Buy
+368
New +$110K 0.03% 820
2023
Q1 		– Sell
-363
Closed -$101K – 1599
2022
Q4 		$101K Sell
363
-550
-60% -$155K 0.03% 752
2022
Q3 		$244K Buy
913
+679
+290% +$144K 0.12% 131
2022
Q2 		$48K Sell
234
-950
-80% -$194K 0.03% 958
2022
Q1 		$249K Sell
1,184
-145
-11% -$31.5K 0.13% 119
2021
Q4 		$319K Buy
1,329
+309
+30% +$79.5K 0.15% 92
2021
Q3 		$288K Sell
1,020
-47
-4% -$15.4K 0.19% 86
2021
Q2 		$369K Buy
1,067
+907
+567% +$275K 0.23% 61
2021
Q1 		$45K Buy
+160
New +$43.1K 0.07% 228

Other funds holding BIIB

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return
Deutsche Bank
Deutsche Bank Frankfurt Am Main Ge, Germany $344B AUM 42.99% 1-Year Est. Return
Pictet Asset Management
Pictet Asset Management Carouge, Switzerland $105B AUM 38.07% 1-Year Est. Return
Robeco Institutional Asset Management
Robeco Institutional Asset Management Rotterdam, Netherlands $81.4B AUM 40.71% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return
Citigroup
Citigroup New York $303B AUM 53.02% 1-Year Est. Return
AIM
Artemis Investment Management Edinburgh, United Kingdom $11.2B AUM 80.72% 1-Year Est. Return

State of Wyoming's BIIB Position: Q2 2026 in Review

State of Wyoming increased its Biogen (BIIB) stake by 126% in Q2 2026, buying an estimated $311K and bringing the position to 2,923 shares worth $632K. The position accounts for 0.06% of the portfolio, ranked #280.

State of Wyoming first reported a position in BIIB in Q1 2021 and has held it in 16 quarters since. 569 funds tracked by Wall St. Rank hold BIIB as of Q2 2026.

  • State of Wyoming held 2,923 shares of Biogen worth $632K as of Q2 2026.
  • State of Wyoming bought 1,627 Biogen shares in Q2 2026, an estimated $311K.
  • Biogen made up 0.06% of State of Wyoming's portfolio in Q2 2026, its #280 holding.
  • State of Wyoming first reported a position in Biogen in Q1 2021 and has held it in 16 quarters since.
  • 569 funds tracked by Wall St. Rank held Biogen as of Q2 2026.

Based on State of Wyoming's 13F filing for Q2 2026, filed 6 Aug 2026.