Darwin Wealth Management’s Biogen BIIB Stock Holding History

Darwin Wealth Management’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	$3.72K	Buy	17 +1	+6%	+$191	﹤0.01%	469
2026 Q1	$2.93K	Hold	16	–	–	﹤0.01%	458
2025 Q4	$2.81K	Hold	16	–	–	﹤0.01%	500
2025 Q3	$2.24K	Hold	16	–	–	﹤0.01%	492
2025 Q2	$2.01K	Hold	16	–	–	﹤0.01%	488
2025 Q1	$2.45K	Hold	16	–	–	﹤0.01%	499
2024 Q4	$2.45K	Hold	16	–	–	﹤0.01%	499
2024 Q3	$3.1K	Buy	+16	New	+$3.35K	﹤0.01%	491
2021 Q4	–	Sell	-4,250	Closed	-$1.2M	–	169
2021 Q3	$1.2M	Buy	+4,250	New	+$1.39M	0.19%	79
2020 Q2	–	Sell	-20	Closed	-$6K	–	213
2020 Q1	$6K	Buy	+20	New	+$6.07K	﹤0.01%	565

Other funds holding BIIB

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Norges Bank Oslo, Norway $1T AUM

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Darwin Wealth Management's BIIB Position: Q2 2026 in Review

Darwin Wealth Management increased its Biogen (BIIB) stake by 6.3% in Q2 2026, buying an estimated $191 and bringing the position to 17 shares worth $3.72K. The position accounts for ﹤0.01% of the portfolio, ranked #469.

Darwin Wealth Management first reported a position in BIIB in Q1 2020 and has held it in 10 quarters since. The position peaked at $1.2M in Q3 2021. 1,043 funds tracked by Wall St. Rank hold BIIB as of Q2 2026.

Darwin Wealth Management held 17 shares of Biogen worth $3.72K as of Q2 2026.
Darwin Wealth Management bought 1 Biogen share in Q2 2026, an estimated $191.
Biogen made up ﹤0.01% of Darwin Wealth Management's portfolio in Q2 2026, its #469 holding.
Darwin Wealth Management first reported a position in Biogen in Q1 2020 and has held it in 10 quarters since.
Darwin Wealth Management's Biogen position peaked at $1.2M in Q3 2021.
1,043 funds tracked by Wall St. Rank held Biogen as of Q2 2026.

Based on Darwin Wealth Management's 13F filing for Q2 2026, filed 21 Jul 2026.