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Davis Investment Partners’s Biogen BIIB Stock Holding History

Davis Investment Partners’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 		$656K Sell
3,580
-794
-18% -$146K 0.23% 76
2025
Q4 		$778K Buy
4,374
+71
+2% +$11.6K 0.27% 63
2025
Q3 		$664K Buy
+4,303
New +$582K 0.23% 71

Other funds holding BIIB

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

Davis Investment Partners's BIIB Position: Q1 2026 in Review

Davis Investment Partners reduced its Biogen (BIIB) stake by 18% in Q1 2026, selling an estimated $146K and leaving 3,580 shares worth $656K. The position accounts for 0.23% of the portfolio, ranked #76.

Davis Investment Partners first reported a position in BIIB in Q3 2025 and has held it in 3 quarters since. The position peaked at $778K in Q4 2025. 1,002 funds tracked by Wall St. Rank hold BIIB as of Q1 2026.

  • Davis Investment Partners held 3,580 shares of Biogen worth $656K as of Q1 2026.
  • Davis Investment Partners sold 794 Biogen shares in Q1 2026, an estimated $146K.
  • Biogen made up 0.23% of Davis Investment Partners's portfolio in Q1 2026, its #76 holding.
  • Davis Investment Partners first reported a position in Biogen in Q3 2025 and has held it in 3 quarters since.
  • Davis Investment Partners's Biogen position peaked at $778K in Q4 2025.
  • 1,002 funds tracked by Wall St. Rank held Biogen as of Q1 2026.

Based on Davis Investment Partners's 13F filing for Q1 2026, filed 20 Apr 2026.