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Greykasell Wealth Strategies’s Biogen BIIB Stock Holding History

Greykasell Wealth 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 		$83.2K Hold
385
– – 0.03% 198
2026
Q1 		$70.6K Hold
385
– – 0.03% 220
2025
Q4 		$67.8K Hold
385
– – 0.03% 215
2025
Q3 		$53.9K Sell
385
-120
-24% -$16.2K 0.02% 201
2025
Q2 		$63.4K Buy
505
+307
+155% +$38.3K 0.03% 183
2025
Q1 		$27.1K Buy
+198
New +$28.3K 0.01% 205

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

Greykasell Wealth Strategies's BIIB Position: Q2 2026 in Review

Greykasell Wealth Strategies held its Biogen (BIIB) position steady in Q2 2026 at 385 shares worth $83.2K. The position accounts for 0.03% of the portfolio, ranked #198.

Greykasell Wealth Strategies first reported a position in BIIB in Q1 2025 and has held it in 6 quarters since. 1,046 funds tracked by Wall St. Rank hold BIIB as of Q2 2026.

  • Greykasell Wealth Strategies held 385 shares of Biogen worth $83.2K as of Q2 2026.
  • Greykasell Wealth Strategies left its Biogen share count unchanged in Q2 2026.
  • Biogen made up 0.03% of Greykasell Wealth Strategies's portfolio in Q2 2026, its #198 holding.
  • Greykasell Wealth Strategies first reported a position in Biogen in Q1 2025 and has held it in 6 quarters since.
  • 1,046 funds tracked by Wall St. Rank held Biogen as of Q2 2026.

Based on Greykasell Wealth Strategies's 13F filing for Q2 2026, filed 11 Aug 2026.