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TIAA-CREF Individual & Institutional Services’s Biogen BIIB Stock Holding History

TIAA-CREF Individual & Institutional 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 		$668K Buy
3,091
+274
+10% +$52.4K ﹤0.01% 406
2026
Q1 		$516K Buy
+2,817
New +$519K ﹤0.01% 426

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

TIAA-CREF Individual & Institutional Services's BIIB Position: Q2 2026 in Review

TIAA-CREF Individual & Institutional Services increased its Biogen (BIIB) stake by 9.7% in Q2 2026, buying an estimated $52.4K and bringing the position to 3,091 shares worth $668K. The position accounts for ﹤0.01% of the portfolio, ranked #406.

TIAA-CREF Individual & Institutional Services first reported a position in BIIB in Q1 2026 and has held it in 2 quarters since. 1,038 funds tracked by Wall St. Rank hold BIIB as of Q2 2026.

  • TIAA-CREF Individual & Institutional Services held 3,091 shares of Biogen worth $668K as of Q2 2026.
  • TIAA-CREF Individual & Institutional Services bought 274 Biogen shares in Q2 2026, an estimated $52.4K.
  • Biogen made up ﹤0.01% of TIAA-CREF Individual & Institutional Services's portfolio in Q2 2026, its #406 holding.
  • TIAA-CREF Individual & Institutional Services first reported a position in Biogen in Q1 2026 and has held it in 2 quarters since.
  • 1,038 funds tracked by Wall St. Rank held Biogen as of Q2 2026.

Based on TIAA-CREF Individual & Institutional Services's 13F filing for Q2 2026, filed 10 Aug 2026.