Machina Capital’s Biogen BIIB Stock Holding History

Machina Capital’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
2025 Q2	–	Sell	-4,146	Closed	-$567K	–	313
2025 Q1	$567K	Sell	4,146 -1,459	-26%	-$209K	0.17%	177
2024 Q4	$857K	Buy	5,605 +461	+9%	+$77.8K	0.36%	110
2024 Q3	$997K	Buy	+5,144	New	+$1.08M	0.4%	91
2024 Q1	–	Sell	-1,976	Closed	-$511K	–	256
2023 Q4	$511K	Buy	1,976 +969	+96%	+$238K	0.33%	123
2023 Q3	$259K	Sell	1,007 -1,387	-58%	-$371K	0.15%	225
2023 Q2	$682K	Buy	2,394 +1,786	+294%	+$532K	0.39%	103
2023 Q1	$169K	Sell	608 -292	-32%	-$80.8K	0.15%	205
2022 Q4	$249K	Buy	+900	New	+$254K	0.46%	106
2022 Q2	–	Sell	-1,001	Closed	-$211K	–	126
2022 Q1	$211K	Buy	+1,001	New	+$218K	0.46%	116
2019 Q2	–	Sell	-2,092	Closed	-$495K	–	503
2019 Q1	$495K	Sell	2,092 -1,626	-44%	-$512K	0.2%	170
2018 Q4	$1.12M	Buy	+3,718	New	+$1.19M	0.74%	25

Other funds holding BIIB

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

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

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

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

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

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

Point72 Asset Management Stamford, Connecticut $90.7B AUM 77.13% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Norges Bank Oslo, Norway $1T AUM

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

Machina Capital's BIIB Position: Q2 2025 in Review

Machina Capital sold out of Biogen (BIIB) in Q2 2025, closing a stake of 4,146 shares — an estimated $567K sold.

Machina Capital first reported a position in BIIB in Q4 2018 and held it in 11 quarters. The position peaked at $1.12M in Q4 2018. 866 funds tracked by Wall St. Rank hold BIIB as of Q2 2025.

Machina Capital reported no remaining Biogen position as of Q2 2025 after selling out during the quarter.
Machina Capital sold 4,146 Biogen shares in Q2 2025, an estimated $567K.
Machina Capital first reported a position in Biogen in Q4 2018 and held it in 11 quarters.
Machina Capital's Biogen position peaked at $1.12M in Q4 2018.
866 funds tracked by Wall St. Rank held Biogen as of Q2 2025.

Based on Machina Capital's 13F filing for Q2 2025, filed 5 Aug 2025.