Biogen

BIIB

Market cap $20.5B

782 hedge funds and large institutions have $68.4B invested in Biogen in 2014 Q2 according to their latest regulatory filings, with 81 funds opening new positions, 275 increasing their positions, 302 reducing their positions, and 69 closing their positions.

2025 Q2 2025 Q1 2024 Q4 2024 Q3 2024 Q2 2024 Q1 2023 Q4 2023 Q3 2023 Q2 2023 Q1 2022 Q4 2022 Q3 2022 Q2 2022 Q1 2021 Q4 2021 Q3 2021 Q2 2021 Q1 2020 Q4 2020 Q3 2020 Q2 2020 Q1 2019 Q4 2019 Q3 2019 Q2 2019 Q1 2018 Q4 2018 Q3 2018 Q2 2018 Q1 2017 Q4 2017 Q3 2017 Q2 2017 Q1 2016 Q4 2016 Q3 2016 Q2 2016 Q1 2015 Q4 2015 Q3 2015 Q2 2015 Q1 2014 Q4 2014 Q3 2014 Q2 2014 Q1 2013 Q4 2013 Q3 2013 Q2

Holders

782

Holders Change

Holders Change %

+0.77%

% of All Funds

22.49%

Holding in Top 10

Holding in Top 10 Change

Holding in Top 10 Change %

+9.09%

% of All Funds

1.04%

New

Increased

275

Reduced

302

Closed

Calls

$814M

Puts

$1.09B

Net Calls

-$271M

Net Calls Change

+$35.6M

Top Buyers

1	1 Norges Bank Oslo, Norway	$1.04B
2	2 JPMorgan Chase & Co New York	$2.24B
3	3 American Century Companies Kansas City, Missouri	$442M
4	BIM 4 BlackRock Investment Management Wilmington, Delaware	$367M
5	5 Grantham, Mayo, Van Otterloo & Co (GMO) Boston, Massachusetts	$270M

Top Sellers

1	1 Wellington Management Group Boston, Massachusetts	$568M
2	2 Fidelity Investments Boston, Massachusetts	$6.67B
3	MCM 3 Marsico Capital Management Denver, Colorado	$608M
4	4 Winslow Capital Management Minneapolis, Minnesota	$500M
5	5 Arrowstreet Capital Boston, Massachusetts	$79.4M

#	Name	Holding	Trade Value	Shares Change	Shares Change %
601	CCM 601 Cupps Capital Management Chicago, Illinois	$420K	+$200K	+635	+91%
602	GLI 602 Guardian Life Insurance New York	$419K	–	–	–
603	MSU 603 Maple Securities USA Jersey City, New Jersey	$419K	+$419K	+1,328	New
604	PAG 604 Private Advisor Group Morristown, New Jersey	$416K	+$21.8K	+69	+6%
605	WTB 605 Washington Trust Bank Spokane, Washington	$416K	+$125K	+396	+43%
606	CCA 606 Checchi Capital Advisers Beverly Hills, California	$415K	+$43.2K	+137	+12%
607	NAMA 607 Nikko Asset Management Americas New York	$414K	–	–	–
608	BRWA 608 B. Riley Wealth Advisors Boca Raton, Florida	$413K	+$190K	+1,321	+85%
609	IWC 609 Integrated Wealth Counsel Carmel, California	$410K	–	–	–
610	MFS 610 MSI Financial Services Springfield, Massachusetts	$398K	+$24.6K	+78	+7%
611	TFCP 611 Twin Focus Capital Partners Boston, Massachusetts	$390K	+$5.67K	+18	+1%
612	AAMU 612 Amundi Asset Management US Boston, Massachusetts	$388K	-$5.98K	-19	-2%
613	HTC 613 Haverford Trust Company Radnor, Pennsylvania	$378K	–	–	–
614	BP 614 Ballentine Partners Waltham, Massachusetts	$374K	-$12.3K	-39	-3%
615	HIM 615 Hillsdale Investment Management Toronto, Ontario, Canada	$372K	-$15.8K	-50	-4%
616	ALA 616 Atherton Lane Advisers Menlo Park, California	$366K	-$2.52K	-8	-0.7%
617	FAAS 617 First Allied Advisory Services San Diego, California	$364K	+$45.9K	+146	+14%
618	AAC 618 Asset Advisors Corp Augusta, Georgia	$363K	–	–	–
619	BJL 619 Brighton Jones LLC Seattle, Washington	$361K	+$3.15K	+10	+0.9%
620	CWM 620 Concert Wealth Management San Jose, California	$359K	+$9.84K	+32	+3%
621	MPI 621 Mairs & Power Inc St Paul, Minnesota	$355K	–	–	–
622	SFM 622 Signature Financial Management Norfolk, Virginia	$351K	+$10.4K	+33	+3%
623	PL 623 Parkwood LLC Cleveland, Ohio	$350K	-$53.3K	-169	-13%
624	DWT 624 Dorsey & Whitney Trust Sioux Falls, South Dakota	$348K	-$9.77K	-31	-3%
625	FAB 625 First American Bank Dundee, Illinois	$348K	–	–	–

Biogen BIIB Market cap $20.5B

Top Buyers

Top Sellers

Biogen

BIIB

Market cap $20.5B