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LGT Fund Management’s Biogen BIIB Stock Holding History

LGT Fund 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
Q1 		– Sell
-1,349
Closed -$238K – 246
2025
Q4 		$238K Buy
+1,349
New +$220K 0.02% 211
2025
Q2 		– Sell
-1,744
Closed -$239K – 237
2025
Q1 		$239K Hold
1,744
– – 0.02% 221
2024
Q4 		$267K Hold
1,744
– – 0.02% 231
2024
Q3 		$329K Buy
1,744
+70
+4% +$14.6K 0.03% 181
2024
Q2 		$388K Buy
+1,674
New +$364K 0.05% 159

Other funds holding BIIB

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
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 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
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

LGT Fund Management's BIIB Position: Q1 2026 in Review

LGT Fund Management sold out of Biogen (BIIB) in Q1 2026, closing a stake of 1,349 shares — an estimated $238K sold.

LGT Fund Management first reported a position in BIIB in Q2 2024 and held it in 5 quarters. The position peaked at $388K in Q2 2024. 1,013 funds tracked by Wall St. Rank hold BIIB as of Q1 2026.

  • LGT Fund Management reported no remaining Biogen position as of Q1 2026 after selling out during the quarter.
  • LGT Fund Management sold 1,349 Biogen shares in Q1 2026, an estimated $238K.
  • LGT Fund Management first reported a position in Biogen in Q2 2024 and held it in 5 quarters.
  • LGT Fund Management's Biogen position peaked at $388K in Q2 2024.
  • 1,013 funds tracked by Wall St. Rank held Biogen as of Q1 2026.

Based on LGT Fund Management's 13F filing for Q1 2026, filed 28 Apr 2026.