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Biogen Inc.

BIIB
Exchange
Nasdaq
Industry
Biological Products, (No Diagnostic Substances)
SEC CIK
0000875045

In the last 90 days, Biogen Inc. insiders filed 0 open-market purchases and 1 sale; 1,046 institutions reported holding it in 13F filings for Q2 2026, worth $30.7B in total; no superinvestor holds it.

Q1 2025 vs. Q4 2024

How the institutions holding Biogen Inc. changed between Q4 2024 and Q1 2025.

All holders in Q1 2025All holders in Q4 2024

13F holders of BIIB: Q4 2024 compared with Q1 2025
MeasureQ4 2024Of which not filed for Q1 2025Q1 2025Change
Holders87913882+16
Shares132.4M495.9K129.8M−2.03M (−1.5%)
Value$20.2B$75.9M$17.7B−$2.41B (−11.9%)

13 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (123)

Institutions that held Biogen Inc. at the end of Q1 2025 but not at the end of Q4 2024.

Showing the largest 100 of 123 by value.

Institutions new to BIIB in Q1 2025
InstitutionSharesValue% of portfolio
SG Americas Securities, LLC719,793$98.5M0.34%
Point72 Asset Management, L.P.407,257$55.7M0.16%
AustralianSuper Pty Ltd397,697$54.4M0.31%
Thompson Siegel & Walmsley LLC257,456$35.2M0.60%
Arrowstreet Capital, Limited Partnership214,780$29.4M0.02%
HRT Financial LP178,342$24.4M0.15%
Cutter Capital Management, LP113,500$15.5M6.76%
Nuveen, LLC146,431$12.5M0.00%
Point72 Europe (London) LLP82,476$11.3M0.78%
Caisse de Depot Et Placement du Quebec81,900$11.2M0.02%
Adage Capital Partners GP, L.L.C.70,767$9.68M0.02%
Twinbeech Capital LP64,253$8.79M0.16%
Jacobs Levy Equity Management, Inc61,393$8.40M0.03%
Tredje AP-fonden50,000$6.84M0.06%
Los Angeles Capital Management LLC43,310$5.93M0.03%
Arlington Partners LLC27,725$3.79M1.49%
Jain Global LLC23,376$3.20M0.07%
CWA Asset Management Group, LLC22,468$3.07M0.15%
Lombard Odier Asset Management (Switzerland) SA21,052$2.88M0.17%
Rakuten Investment Management, Inc.18,708$2.59M0.01%
Delta Global Management LP17,872$2.45M0.18%
OP Asset Management Ltd15,435$2.11M0.04%
Aigen Investment Management, LP14,365$1.97M0.31%
Fred Alger Management, LLC12,159$1.66M0.01%
SummitTX Capital, L.P.11,682$1.60M0.07%
Walleye Trading LLC11,191$1.53M0.04%
Ontario Teachers Pension Plan Board10,849$1.48M0.02%
SIH Partners, LLLP10,414$1.43M0.13%
Banque Cantonale Vaudoise9,832$1.34M0.06%
ExodusPoint Capital Management, LP9,482$1.30M0.02%
Fox Run Management, L.L.C.9,114$1.25M0.19%
Cinctive Capital Management LP7,894$1.08M0.09%
Koss-Olinger Consulting, LLC7,298$999.0K0.08%
AG2R la Mondiale Gestion D'Actifs7,641$991.7K0.05%
111 Capital5,620$769.0K0.15%
Buckingham Strategic Partners5,301$725.4K0.01%
Bridgefront Capital, LLC5,275$721.8K0.21%
Camelot Portfolios, LLC4,950$677.4K0.42%
AIA Group Ltd4,846$663.1K0.02%
First County Bank4,772$653.0K0.36%
Arrowpoint Investment Partners (Singapore) Pte. Ltd.4,763$651.8K0.30%
Agf Management Ltd4,686$641.2K0.00%
Polymer Capital Management (US) LLC3,880$530.9K0.16%
CSS LLC3,730$510.4K0.04%
United Services Automobile Association3,604$498.7K0.02%
Arkadios Wealth Advisors3,354$459.0K0.02%
Evergreen Capital Management LLC3,042$416.3K0.01%
Congress Wealth Management LLC3,033$415.6K0.00%
Stevens Capital Management LP2,884$395.0K0.10%
Claro Advisors LLC2,877$393.7K0.05%
Blackhawk Capital Partners LLC.2,789$381.6K0.20%
Advanced Portfolio Management, LLC2,641$361.4K0.73%
S&CO Inc2,572$351.0K0.02%
Teza Capital Management LLC2,551$349.1K0.16%
Oxford Asset Management LLP2,529$346.1K0.16%
Alps Advisors Inc2,500$342.1K0.00%
Tower Trust & Investment Co2,727$330.1K0.27%
Landscape Capital Management, L.L.C.2,403$328.8K0.03%
Virtus Investment Advisers, Inc.2,311$316.2K0.09%
Harbor Capital Advisors, Inc.2,253$308.0K0.01%
MBB Public Markets I LLC2,150$294.2K0.03%
White Lighthouse Investment Management Inc.2,125$290.8K0.05%
David Loasby2,408$273.0K0.03%
Bayesian Capital Management, LP1,940$265.5K0.04%
Allegiance Financial Group Advisory Services LLC1,847$252.7K0.08%
Boothbay Fund Management, LLC1,810$247.7K0.01%
Perpetual Ltd1,797$245.9K0.00%
MQS Management LLC1,787$244.5K0.14%
Parcion Private Wealth LLC1,724$235.9K0.02%
Kaufman Rossin Wealth, LLC1,690$231.3K0.17%
Resources Investment Advisors, LLC.1,688$231.0K0.00%
Pictet & Cie (Europe) SA1,614$220.9K0.01%
Waterfront Wealth Inc.1,593$218.0K0.05%
ASR Vermogensbeheer N.V.1,590$217.6K0.00%
We Are One Seven, LLC1,547$211.7K0.01%
Wedbush Securities Inc1,535$210.0K0.01%
Capital Performance Advisors LLP1,495$204.6K0.05%
IHT Wealth Management, LLC1,480$202.6K0.01%
S-Bank Fund Management Ltd1,416$193.8K0.04%
Nexus Investment Management ULC920$181.1K0.02%
CX Institutional1,315$180.0K0.01%
New Age Alpha Advisors, LLC1,110$151.9K0.01%
Alpine Bank Wealth Management895$122.5K0.02%
Curat Global, LLC503$68.8K0.08%
Intact Investment Management Inc.500$68.4K0.00%
North Capital, Inc.438$59.9K0.06%
Costello Asset Management, INC300$41.1K0.02%
Sofos Investments, Inc.295$40.4K0.01%
Riverview Trust Co286$39.1K0.04%
NBC Securities, Inc.257$35.0K0.00%
Zions Bancorporation, National Association211$28.9K0.00%
Vision Financial Markets LLC200$27.4K0.03%
Greykasell Wealth Strategies, Inc.198$27.1K0.01%
Opal Wealth Advisors, LLC191$26.1K0.01%
Graney & King, LLC106$14.5K0.01%
GHP Investment Advisors, Inc.87$11.9K0.00%
South State Corp.72$9.85K0.00%
Smallwood Wealth Investment Management, LLC70$9.58K0.01%
Ogorek Anthony Joseph66$9.00K0.00%
FNY Investment Advisers, LLC70$9.00K0.01%

Sold out (107)

Institutions that held Biogen Inc. at the end of Q4 2024 and filed for Q1 2025 without it.

Showing the largest 100 of 107 by value.

Institutions that sold out of BIIB in Q1 2025
InstitutionShares, Q4 2024Value, Q4 2024
OrbiMed Advisors LLC509,100$77.9M
Pinebridge Investments, L.P.249,800$38.2M
Wedge Capital Management L L P179,191$27.4M
Krensavage Asset Management, LLC108,923$16.7M
Schonfeld Strategic Advisors LLC79,516$12.2M
Bridgewater Associates, LP70,033$10.7M
Kranot Hishtalmut Le Morim Ve Gananot Havera Menahelet LTD54,585$8.34M
PDT Partners, LLC39,405$6.03M
Martingale Asset Management L P34,922$5.34M
Alberta Investment Management Corp33,180$5.07M
Diversified Trust Co22,926$3.51M
ING Groep NV22,171$3.39M
Kranot Hishtalmut Le Morim Tichoniim Havera Menahelet LTD18,715$2.86M
Caption Management, LLC13,875$2.12M
Parallax Volatility Advisers, L.P.13,690$2.09M
Graham Capital Management, L.P.13,357$2.04M
First Foundation Advisors11,352$1.74M
Eisler Capital Management Ltd.10,611$1.59M
Canada Post Corp Registered Pension Plan9,718$1.49M
Quantitative Investment Management, LLC8,918$1.36M
Symmetry Investments LP8,070$1.23M
Varma Mutual Pension Insurance Co7,000$1.07M
Win Advisors, Inc6,686$1.02M
Sherbrooke Park Advisers LLC4,464$682.6K
GeoWealth Management, LLC3,903$596.8K
Phoenix Holdings Ltd.3,608$551.8K
Tobam3,358$514.0K
Frank, Rimerman Advisors LLC3,337$510.3K
Advisor OS, LLC2,819$431.1K
Atom Investors LP2,745$419.8K
Chicago Partners Investment Group LLC2,445$368.6K
Envestnet Portfolio Solutions, Inc.2,374$363.0K
MJP Associates Inc2,347$358.9K
BancorpSouth Bank2,281$348.8K
Virtus ETF Advisers LLC2,251$344.2K
CAPROCK Group, Inc.2,007$306.9K
Smith Group Asset Management, LLC2,000$305.8K
Poinciana Advisors Group, LLC1,931$295.3K
Centiva Capital, LP1,858$284.1K
Vinva Investment Management Ltd1,874$281.5K
Cary Street Partners Financial LLC1,742$266.4K
Greenland Capital Management LP1,730$264.6K
Wealthspire Advisors, LLC1,712$261.8K
Atria Wealth Solutions, Inc.1,620$247.7K
Bleakley Financial Group, LLC1,608$245.9K
Basepoint Wealth LLC1,590$243.1K
Clearbridge Investments, LLC1,584$242.2K
Citizens Financial Group Inc1,545$236.3K
Beacon Pointe Advisors, LLC1,537$235.0K
Sovereign Investment Advisors, LLC1,520$232.4K
Kingswood Wealth Advisors, LLC1,509$230.8K
B&D White Capital Company, LLC1,500$229.4K
Berkshire Asset Management LLC1,568$229.2K
Cigna Investments Inc1,494$228.0K
Western Wealth Management, LLC1,484$226.9K
Kapitalo Investimentos Ltda1,472$225.1K
IFG Advisory, LLC1,471$224.9K
Marshall Financial Group LLC1,468$224.5K
Prasad Wealth Partners, LLC1,450$221.7K
Saratoga Research & Investment Management1,448$221.4K
Allianz SE1,459$219.1K
United Bank1,423$217.6K
Israel Discount Bank of New York1,405$214.9K
ICONIQ Capital, LLC1,360$208.0K
Regions Financial Corp1,354$207.1K
MONECO Advisors, LLC1,341$205.1K
RSM US Wealth Management LLC1,360$205.0K
Spirepoint Private Client, LLC1,338$204.6K
Moors & Cabot, Inc.1,335$204.1K
Mengis Capital Management, Inc.1,330$203.4K
Wynn Capital, LLC1,316$201.2K
BankPlus Trust Department694$106.1K
Vista Private Wealth Partners. LLC538$82.3K
MEAG MUNICH ERGO, Kapitalanlagegesellschaft mbH518$77.8K
Provenance Wealth Advisors, LLC500$76.5K
Sunbelt Securities, Inc.477$71.6K
Wingate Wealth Advisors, Inc.350$53.5K
Washington Trust Co312$47.7K
CoreFirst Bank & Trust304$46.5K
Cary Street Partner Investment Advisory LLC195$29.8K
Lee Danner & Bass Inc161$24.6K
Mattson Financial Services, LLC100$19.4K
Nelson, Van Denburg & Campbell Wealth Management Group, LLC111$17.0K
Venturi Wealth Management, LLC107$16.4K
Pension & Wealth Management Advisors, Inc.100$15.3K
Raleigh Capital Management Inc.71$10.9K
EnRich Financial Partners LLC66$10.1K
Crews Bank & Trust46$7.03K
Avalon Trust Co42$6.42K
Coastline Trust Co37$5.66K
University of Illinois Foundation25$3.82K
Clear Street Markets LLC24$3.67K
Aster Capital Management (DIFC) Ltd18$2.75K
Iron Horse Wealth Management, LLC15$2.29K
Kayne Anderson Rudnick Investment Management LLC12$1.84K
Carolinas Wealth Consulting LLC12$1.84K
Eagle Bay Advisors LLC9$1.38K
Cranbrook Wealth Management, LLC7$1.07K
Coppell Advisory Solutions LLC7$1.05K
Proequities, Inc.7$999

Not filed for Q1 2025 yet (13)

Institutions that held Biogen Inc. at the end of Q4 2024 and haven't filed a 13F for Q1 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding BIIB in Q4 2024 that haven't filed for Q1 2025
InstitutionShares, Q4 2024Value, Q4 2024
Nuveen Asset Management, LLC300,741$46.0M
Swedbank AB184,045$28.1M
Northwest Bank & Trust Co2,855$458.5K
Wetherby Asset Management Inc2,762$422.4K
Fernwood Investment Management, LLC2,660$406.8K
Vise Technologies, Inc.1,636$250.2K
Cassady Schiller Wealth Management, LLC522$79.8K
Financial Gravity Companies, Inc.295$45.1K
Kiely Wealth Advisory Group, Inc.247$35.2K
Global Retirement Partners, LLC114$17.4K
Zions Bancorporation, N.A.28$4.28K
Sugarloaf Wealth Management, LLC22$3.36K
WR Wealth Planners, LLC8$1.22K