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Susquehanna Portfolio Strategies’s Biogen BIIB Stock Holding History

Susquehanna Portfolio Strategies’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 		$21.3M Sell
98,801
-13,029
-12% -$2.49M 0.34% 76
2026
Q1 		$20.5M Buy
111,830
+5,716
+5% +$1.05M 0.3% 88
2025
Q4 		$18.7M Buy
+106,114
New +$17.3M 0.29% 92

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

Susquehanna Portfolio Strategies's BIIB Position: Q2 2026 in Review

Susquehanna Portfolio Strategies reduced its Biogen (BIIB) stake by 12% in Q2 2026, selling an estimated $2.49M and leaving 98,801 shares worth $21.3M. The position accounts for 0.34% of the portfolio, ranked #76.

Susquehanna Portfolio Strategies first reported a position in BIIB in Q4 2025 and has held it in 3 quarters since. 1,046 funds tracked by Wall St. Rank hold BIIB as of Q2 2026.

  • Susquehanna Portfolio Strategies held 98,801 shares of Biogen worth $21.3M as of Q2 2026.
  • Susquehanna Portfolio Strategies sold 13,029 Biogen shares in Q2 2026, an estimated $2.49M.
  • Biogen made up 0.34% of Susquehanna Portfolio Strategies's portfolio in Q2 2026, its #76 holding.
  • Susquehanna Portfolio Strategies first reported a position in Biogen in Q4 2025 and has held it in 3 quarters since.
  • 1,046 funds tracked by Wall St. Rank held Biogen as of Q2 2026.

Based on Susquehanna Portfolio Strategies's 13F filing for Q2 2026, filed 14 Aug 2026.