Lighthouse Investment Partners’s Biogen BIIB Stock Holding History

Lighthouse 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	$5.98M	Buy	32,632 +26,844	+464%	+$4.95M	0.21%	163
2025 Q4	$1.02M	Sell	5,788 -22,212	-79%	-$3.63M	0.03%	476
2025 Q3	$3.92M	Buy	+28,000	New	+$3.78M	0.12%	230
2024 Q3	–	Sell	-23,713	Closed	-$5.5M	–	439
2024 Q2	$5.5M	Buy	+23,713	New	+$5.15M	0.22%	120
2024 Q1	–	Sell	-1,053	Closed	-$272K	–	381
2023 Q4	$272K	Buy	+1,053	New	+$259K	0.01%	270

Other funds holding BIIB

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

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 Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

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

Lighthouse Investment Partners increased its Biogen (BIIB) stake by 464% in Q1 2026, buying an estimated $4.95M and bringing the position to 32,632 shares worth $5.98M. The position accounts for 0.21% of the portfolio, ranked #163.

Lighthouse Investment Partners first reported a position in BIIB in Q4 2023 and has held it in 5 quarters since. 1,002 funds tracked by Wall St. Rank hold BIIB as of Q1 2026.

Lighthouse Investment Partners held 32,632 shares of Biogen worth $5.98M as of Q1 2026.
Lighthouse Investment Partners bought 26,844 Biogen shares in Q1 2026, an estimated $4.95M.
Biogen made up 0.21% of Lighthouse Investment Partners's portfolio in Q1 2026, its #163 holding.
Lighthouse Investment Partners first reported a position in Biogen in Q4 2023 and has held it in 5 quarters since.
1,002 funds tracked by Wall St. Rank held Biogen as of Q1 2026.

Based on Lighthouse Investment Partners's 13F filing for Q1 2026, filed 14 May 2026.