CIBC Bancorp USA
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CIBC Bancorp USA’s Biogen BIIB Stock Holding History

CIBC Bancorp USA’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
Q3 		$5.74M Sell
25,431
-8,108
-24% -$1.72M 0.01% 701
2026
Q2 		$7.25M Sell
33,539
-8,363
-20% -$1.6M 0.01% 634
2026
Q1 		$7.68M Buy
+41,902
New +$7.72M 0.01% 590
2025
Q3 		$3.59M Buy
+25,593
New +$3.46M 0.02% 471

Other funds holding BIIB

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.32T AUM 44.66% 1-Year Est. Return
BlackRock
BlackRock New York $6.79T AUM 37.06% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $161B AUM 86.05% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.76T AUM
State Street
State Street Boston, Massachusetts $3.44T AUM 36.12% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.21T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.96T AUM 27.49% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.84T AUM 33.86% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.27T AUM 50.62% 1-Year Est. Return

CIBC Bancorp USA's BIIB Position: Q3 2026 in Review

CIBC Bancorp USA reduced its Biogen (BIIB) stake by 24% in Q3 2026, selling an estimated $1.72M and leaving 25,431 shares worth $5.74M. The position accounts for 0.01% of the portfolio, ranked #701.

CIBC Bancorp USA first reported a position in BIIB in Q3 2025 and has held it in 4 quarters since. The position peaked at $7.68M in Q1 2026. 881 funds tracked by Wall St. Rank hold BIIB as of Q3 2026.

  • CIBC Bancorp USA held 25,431 shares of Biogen worth $5.74M as of Q3 2026.
  • CIBC Bancorp USA sold 8,108 Biogen shares in Q3 2026, an estimated $1.72M.
  • Biogen made up 0.01% of CIBC Bancorp USA's portfolio in Q3 2026, its #701 holding.
  • CIBC Bancorp USA first reported a position in Biogen in Q3 2025 and has held it in 4 quarters since.
  • CIBC Bancorp USA's Biogen position peaked at $7.68M in Q1 2026.
  • 881 funds tracked by Wall St. Rank held Biogen as of Q3 2026.

Based on CIBC Bancorp USA's 13F filing for Q3 2026, filed 13 Nov 2026.