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Synergy Investment Management’s Biogen BIIB Stock Holding History

Synergy 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 		$11.2K Buy
52
+1
+2% +$191 ﹤0.01% 613
2026
Q1 		$9.35K Buy
+51
New +$9.4K ﹤0.01% 503
2025
Q2 		– Sell
-50
Closed -$6.84K – 121
2025
Q1 		$6.84K Hold
50
– – ﹤0.01% 416
2024
Q4 		$7.65K Buy
+50
New +$8.43K ﹤0.01% 415

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

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

Synergy Investment Management increased its Biogen (BIIB) stake by 2% in Q2 2026, buying an estimated $191 and bringing the position to 52 shares worth $11.2K. The position accounts for ﹤0.01% of the portfolio, ranked #613.

Synergy Investment Management first reported a position in BIIB in Q4 2024 and has held it in 4 quarters since. 1,046 funds tracked by Wall St. Rank hold BIIB as of Q2 2026.

  • Synergy Investment Management held 52 shares of Biogen worth $11.2K as of Q2 2026.
  • Synergy Investment Management bought 1 Biogen share in Q2 2026, an estimated $191.
  • Biogen made up ﹤0.01% of Synergy Investment Management's portfolio in Q2 2026, its #613 holding.
  • Synergy Investment Management first reported a position in Biogen in Q4 2024 and has held it in 4 quarters since.
  • 1,046 funds tracked by Wall St. Rank held Biogen as of Q2 2026.

Based on Synergy Investment Management's 13F filing for Q2 2026, filed 14 Aug 2026.