Decker Retirement Planning’s Biogen BIIB Stock Holding History

Decker Retirement Planning’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	$864	Buy	+4	New	+$765	﹤0.01%	379

Other funds holding BIIB

Robeco Institutional Asset Management Rotterdam, Netherlands $81.4B AUM 40.71% 1-Year Est. Return

AIM

Artemis Investment Management Edinburgh, United Kingdom $11.2B AUM 80.72% 1-Year Est. Return

Swedbank Stockholm, Sweden $116B AUM 46.87% 1-Year Est. Return

AAMU

AEGON Asset Management (UK) Edinburgh, United Kingdom $9.38B AUM 48.94% 1-Year Est. Return

New York State Teachers Retirement System (NYSTRS) Albany, New York $54.2B AUM 43.77% 1-Year Est. Return

ECSS

Eurizon Capital SGR SpA Milan $37.3B AUM

ADEF

Adams Diversified Equity Fund Baltimore, Maryland $3.27B AUM 45.57% 1-Year Est. Return

New York State Common Retirement Fund Albany, New York $79.3B AUM 43.63% 1-Year Est. Return

Handelsbanken Fonder Stockholm, Sweden $35.1B AUM 47.76% 1-Year Est. Return

EAM

Erste Asset Management Vienna, Austria $12.9B AUM 52.69% 1-Year Est. Return

Decker Retirement Planning's BIIB Position: Q2 2026 in Review

Decker Retirement Planning opened a new position in Biogen (BIIB) in Q2 2026: 4 shares worth $864. The stake represents ﹤0.01% of the portfolio and ranks #379 among its holdings.

355 funds tracked by Wall St. Rank hold BIIB as of Q2 2026.

Decker Retirement Planning held 4 shares of Biogen worth $864 as of Q2 2026.
Biogen was a new Decker Retirement Planning position in Q2 2026.
Biogen made up ﹤0.01% of Decker Retirement Planning's portfolio in Q2 2026, its #379 holding.
355 funds tracked by Wall St. Rank held Biogen as of Q2 2026.

Based on Decker Retirement Planning's 13F filing for Q2 2026, filed 16 Jul 2026.