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Bare Financial Services’s Biogen BIIB Stock Holding History

Bare Financial Services’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 		$4.75K Buy
22
+3
+16% +$574 ﹤0.01% 874
2026
Q1 		$3.48K Buy
19
+6
+46% +$1.11K ﹤0.01% 798
2025
Q4 		$2.29K Buy
13
+3
+30% +$490 ﹤0.01% 817
2025
Q3 		$1.4K Buy
+10
New +$1.35K ﹤0.01% 915

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 $3.37T 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
Norges Bank
Norges Bank Oslo, Norway $1T AUM
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Bare Financial Services's BIIB Position: Q2 2026 in Review

Bare Financial Services increased its Biogen (BIIB) stake by 16% in Q2 2026, buying an estimated $574 and bringing the position to 22 shares worth $4.75K. The position accounts for ﹤0.01% of the portfolio, ranked #874.

Bare Financial Services first reported a position in BIIB in Q3 2025 and has held it in 4 quarters since. 1,036 funds tracked by Wall St. Rank hold BIIB as of Q2 2026.

  • Bare Financial Services held 22 shares of Biogen worth $4.75K as of Q2 2026.
  • Bare Financial Services bought 3 Biogen shares in Q2 2026, an estimated $574.
  • Biogen made up ﹤0.01% of Bare Financial Services's portfolio in Q2 2026, its #874 holding.
  • Bare Financial Services first reported a position in Biogen in Q3 2025 and has held it in 4 quarters since.
  • 1,036 funds tracked by Wall St. Rank held Biogen as of Q2 2026.

Based on Bare Financial Services's 13F filing for Q2 2026, filed 27 Jul 2026.