Ironwood Financial’s Biogen BIIB Stock Holding History

Ironwood Financial’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	$739K	Hold	3,535	–	–	0.12%	105
2026 Q1	$648K	Hold	3,535	–	–	0.11%	104
2025 Q4	$656K	Sell	3,535 -8	-0.2%	-$1.31K	0.11%	107
2025 Q3	$496K	Buy	3,543 +8	+0.2%	+$1.08K	0.09%	112
2025 Q2	$484K	Hold	3,535	–	–	0.1%	112
2025 Q1	$484K	Hold	3,535	–	–	0.1%	112
2024 Q4	$541K	Hold	3,535	–	–	0.11%	104
2024 Q3	$685K	Sell	3,535 -79	-2%	-$16.5K	0.14%	91
2024 Q2	$838K	Hold	3,614	–	–	0.19%	81
2024 Q1	$779K	Hold	3,614	–	–	0.18%	84
2023 Q4	$935K	Hold	3,614	–	–	0.23%	72
2023 Q3	$929K	Hold	3,614	–	–	0.25%	61
2023 Q2	$1.03M	Sell	3,614 -200	-5%	-$59.5K	0.27%	61
2023 Q1	$1.06M	Hold	3,814	–	–	0.3%	58
2022 Q4	$1.06M	Hold	3,814	–	–	0.33%	56
2022 Q3	$1.02M	Hold	3,814	–	–	0.34%	56
2022 Q2	$778K	Hold	3,814	–	–	0.25%	68
2022 Q1	$803K	Hold	3,814	–	–	0.23%	68
2021 Q4	$915K	Buy	3,814 +20	+0.5%	+$5.14K	0.25%	64
2021 Q3	$1.07M	Buy	3,794 +328	+9%	+$108K	0.31%	57
2021 Q2	$1.2M	Hold	3,466	–	–	0.36%	54
2021 Q1	$970K	Buy	3,466 +96	+3%	+$25.9K	0.32%	58
2020 Q4	$825K	Buy	+3,370	New	+$869K	0.31%	58

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

Ironwood Financial's BIIB Position: Q2 2026 in Review

Ironwood Financial held its Biogen (BIIB) position steady in Q2 2026 at 3,535 shares worth $739K. The position accounts for 0.12% of the portfolio, ranked #105.

Ironwood Financial first reported a position in BIIB in Q4 2020 and has held it in 23 quarters since. The position peaked at $1.2M in Q2 2021. 1,038 funds tracked by Wall St. Rank hold BIIB as of Q2 2026.

Ironwood Financial held 3,535 shares of Biogen worth $739K as of Q2 2026.
Ironwood Financial left its Biogen share count unchanged in Q2 2026.
Biogen made up 0.12% of Ironwood Financial's portfolio in Q2 2026, its #105 holding.
Ironwood Financial first reported a position in Biogen in Q4 2020 and has held it in 23 quarters since.
Ironwood Financial's Biogen position peaked at $1.2M in Q2 2021.
1,038 funds tracked by Wall St. Rank held Biogen as of Q2 2026.

Based on Ironwood Financial's 13F filing for Q2 2026, filed 17 Jul 2026.