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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; 1,047 institutions reported holding it in 13F filings for Q2 2026, worth $30.7B in total; no superinvestor holds it.

13F holders, Q1 2023

Institutional positions in Biogen Inc. as of Mar 31, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
1,004
−11 vs. Q4 2022
Shares held
127.9M
+3.08M (+2.5%) vs. Q4 2022
Total value
$35.0B
+$421.8M (+1.2%) vs. Q4 2022
New holders
88
342 more added
Sold out
99
365 more reduced

18 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2022: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting BIIB on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2023: 1,004 institutions
Q1 2021: 1,096 institutionsQ2 2021: 1,107 institutionsQ3 2021: 1,044 institutionsQ4 2021: 1,014 institutionsQ1 2022: 954 institutionsQ2 2022: 930 institutionsQ3 2022: 987 institutionsQ4 2022: 1,033 institutionsQ1 2023: 1,004 institutionsQ2 2023: 1,009 institutionsQ3 2023: 966 institutionsQ4 2023: 1,005 institutionsQ1 2024: 955 institutionsQ2 2024: 947 institutionsQ3 2024: 921 institutionsQ4 2024: 879 institutionsQ1 2025: 882 institutionsQ2 2025: 867 institutionsQ3 2025: 909 institutionsQ4 2025: 1,002 institutionsQ1 2026: 1,015 institutionsQ2 2026: 1,047 institutions
Value heldQ1 2023: $35.0B
Q1 2021: $35.7BQ2 2021: $43.6BQ3 2021: $35.1BQ4 2021: $29.7BQ1 2022: $25.9BQ2 2022: $25.0BQ3 2022: $33.0BQ4 2022: $34.6BQ1 2023: $35.0BQ2 2023: $36.1BQ3 2023: $32.2BQ4 2023: $33.3BQ1 2024: $28.0BQ2 2024: $29.9BQ3 2024: $25.1BQ4 2024: $20.2BQ1 2025: $17.7BQ2 2025: $16.3BQ3 2025: $18.4BQ4 2025: $24.6BQ1 2026: $24.7BQ2 2026: $30.7B
Institutions holding BIIB and their total value by quarter
QuarterHoldersValue
Q2 20261,047$30.7B
Q1 20261,015$24.7B
Q4 20251,002$24.6B
Q3 2025909$18.4B
Q2 2025867$16.3B
Q1 2025882$17.7B
Q4 2024879$20.2B
Q3 2024921$25.1B
Q2 2024947$29.9B
Q1 2024955$28.0B
Q4 20231,005$33.3B
Q3 2023966$32.2B
Q2 20231,009$36.1B
Q1 20231,004$35.0B
Q4 20221,033$34.6B
Q3 2022987$33.0B
Q2 2022930$25.0B
Q1 2022954$25.9B
Q4 20211,014$29.7B
Q3 20211,044$35.1B
Q2 20211,107$43.6B
Q1 20211,096$35.7B

Institutions, Q1 2023

Shares, value and share of portfolio for each institution holding Biogen Inc.; share changes are against Q4 2022.

Institutions holding BIIB in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Camelot Portfolios, LLC1,100$305.8K0.21%+1,100New
First Light Asset Management, LLC1,096$304.7K0.03%00.0%Unchanged
Empowered Funds, LLC1,088$302.5K0.02%+1,088New
Fuller & Thaler Asset Management, Inc.1,086$301.9K0.00%00.0%Unchanged
JNBA Financial Advisors1,086$301.9K0.04%00.0%Unchanged
Cipher Capital LP1,082$300.8K0.06%+154+16.6%Added
Virtus ETF Advisers LLC1,064$295.8K0.16%+17+1.6%Added
Courier Capital LLC1,056$293.6K0.03%00.0%Unchanged
Wedmont Private Capital1,035$292.8K0.04%−128−11.0%Reduced
Icon Wealth Partners, LLC1,047$291.1K0.03%+1,047New
Acrisure Capital Management, LLC1,036$288.0K0.29%+1,036New
Investors Asset Management of Georgia Inc1,032$286.9K0.15%−200−16.2%Reduced
Mairs & Power Inc1,025$285.0K0.00%00.0%Unchanged
Mascoma Wealth Management LLC934$284.2K0.08%+925+10,277.8%Added
Personal Cfo Solutions, LLC1,018$283.0K0.06%+67+7.0%Added
Waters Parkerson & Co., LLC1,013$282.0K0.02%00.0%Unchanged
Mason & Associates Inc1,013$281.6K0.09%00.0%Unchanged
Calamos Wealth Management LLC1,000$278.0K0.02%00.0%Unchanged
Cypress Capital Group999$277.8K0.04%+100+11.1%Added
Great Valley Advisor Group, Inc.999$277.7K0.01%00.0%Unchanged
Ground Swell Capital, LLC991$275.5K0.46%+991New
Sound View Wealth Advisors Group, LLC987$274.4K0.04%−201−16.9%Reduced
Baystate Wealth Management LLC983$273.5K0.02%00.0%Unchanged
North Star Asset Management Inc975$271.1K0.02%−36−3.6%Reduced
Evergreen Capital Management LLC963$267.7K0.01%+30+3.2%Added
Ikarian Capital, LLC962$267.5K0.11%00.0%Unchanged
Independent Financial Group, LLC956$265.8K0.02%−299−23.8%Reduced
Sentry Investment Management LLC953$265.0K0.11%−26−2.7%Reduced
Twin Focus Capital Partners, LLC950$264.1K0.05%00.0%Unchanged
Sompo Asset Management Co., Ltd.950$264.1K0.06%00.0%Unchanged
Northern Capital Management, Inc.947$263.3K0.23%00.0%Unchanged
ProVise Management Group, LLC939$261.1K0.02%00.0%Unchanged
Vantage Consulting Group Inc935$260.0K0.15%+89+10.5%Added
Syntax Advisors, LLC935$260.0K0.20%+89+10.5%Added
Benjamin F. Edwards & Company, Inc.931$259.0K0.01%−16−1.7%Reduced
Osborne Partners Capital Management, LLC925$257.2K0.02%00.0%Unchanged
Defined Wealth Management, LLC925$257.2K0.24%00.0%Unchanged
Acima Private Wealth, LLC916$254.7K0.13%00.0%Unchanged
City State Bank915$254.0K0.15%−30−3.2%Reduced
Founders Financial Alliance, LLC860$252.7K0.13%−26−2.9%Reduced
Narus Financial Partners, LLC900$250.2K0.14%−15−1.6%Reduced
TCTC Holdings, LLC900$250.2K0.01%00.0%Unchanged
Boston Private Wealth LLC897$249.5K0.00%−180−16.7%Reduced
PFG Advisors895$248.8K0.02%+895New
Wealthsource Partners, LLC894$248.6K0.02%−15−1.7%Reduced
Mount Yale Investment Advisors, LLC893$248.3K0.03%−457−33.9%Reduced
Gitterman Wealth Management, LLC893$248.3K0.12%+893New
Avantax Advisory Services, Inc.889$247.2K0.00%−31−3.4%Reduced
RWM Asset Management, LLC889$247.2K0.05%−127−12.5%Reduced
Waddell & Associates, LLC887$246.6K0.04%−6−0.7%Reduced
LCM Capital Management Inc881$244.9K0.21%+43+5.1%Added
Institute for Wealth Management, LLC.873$242.8K0.05%−51−5.5%Reduced
GPS Wealth Strategies Group, LLC870$241.9K0.05%+870New
LGL Partners, LLC870$241.9K0.04%00.0%Unchanged
PFG Private Wealth Management, LLC869$241.6K0.15%+869New
Joel Isaacson & Co., LLC868$241.3K0.02%00.0%Unchanged
WealthTrust Axiom LLC866$240.8K0.08%00.0%Unchanged
Change Path, LLC865$240.0K0.01%+865New
Everett Harris & Co863$239.9K0.00%00.0%Unchanged
Brown Shipley& Co Ltd861$239.4K0.15%+861New
Pekin Hardy Strauss, Inc.856$238.0K0.04%00.0%Unchanged
One Wealth Advisors, LLC852$236.9K0.05%00.0%Unchanged
First Bank & Trust847$235.5K0.06%−1−0.1%Reduced
Campbell & CO Investment Adviser LLC827$229.9K0.04%−4,848−85.4%Reduced
HBK Sorce Advisory LLC821$228.3K0.01%−823−50.1%Reduced
First Horizon Advisors, Inc.821$228.3K0.01%−134−14.0%Reduced
Pin Oak Investment Advisors Inc820$228.0K0.28%00.0%Unchanged
Culbertson A N & Co Inc820$228.0K0.05%00.0%Unchanged
Wealthcare Advisory Partners LLC809$224.9K0.01%+8+1.0%Added
Sigma Investment Counselors Inc800$222.4K0.02%+800New
PKO Investment Management Joint-Stock Co800$222.4K0.03%+800New
Community Bank, N.A.800$222.4K0.03%00.0%Unchanged
Robinson Value Management, Ltd.793$220.5K0.17%00.0%Unchanged
Integrated Advisors Network LLC790$219.7K0.01%+790New
NBT Bank N A775$215.5K0.03%−129−14.3%Reduced
Stratos Wealth Advisors, LLC770$214.1K0.02%−138−15.2%Reduced
Pinnacle Wealth Planning Services, Inc.768$213.5K0.04%−81−9.5%Reduced
C M Bidwell & Associates Ltd766$213.0K0.16%−40−5.0%Reduced
Great Lakes Advisors, LLC765$212.7K0.00%−73−8.7%Reduced
Capital Investment Advisory Services, LLC762$211.9K0.03%−3−0.4%Reduced
Caldwell Trust Co761$211.6K0.03%00.0%Unchanged
Intelligence Driven Advisers, LLC745$211.6K0.04%+25+3.5%Added
Lowe Brockenbrough & Co Inc754$209.6K0.02%+4+0.5%Added
SageView Advisory Group, LLC753$209.4K0.01%+11+1.5%Added
Vista Private Wealth Partners. LLC660$207.0K0.09%+660New
Miracle Mile Advisors, LLC744$206.9K0.01%00.0%Unchanged
Vise Technologies, Inc.735$204.4K0.05%+735New
Fukoku Mutual Life Insurance Co730$203.0K0.02%00.0%Unchanged
Ahrens Investment Partners LLC730$203.0K0.10%00.0%Unchanged
Tilt Investment Management Holdings, PBC751$202.8K0.15%+751New
Quadrant Capital Group LLC729$202.7K0.02%−111−13.2%Reduced
Tiemann Investment Advisors, LLC720$200.2K0.11%−15−2.0%Reduced
Newbridge Financial Services Group, Inc.700$194.6K0.10%00.0%Unchanged
Lindbrook Capital, LLC699$194.3K0.02%+130+22.8%Added
Umb Bank N A697$193.8K0.00%−10−1.4%Reduced
Spire Wealth Management694$193.0K0.01%+316+83.6%Added
Manchester Capital Management LLC666$185.2K0.02%00.0%Unchanged
Oakworth Capital, Inc.659$183.2K0.02%00.0%Unchanged
Central Trust Co638$177.4K0.01%+245+62.3%Added
Rowland & Co Investment Counsel636$176.8K0.04%−260−29.0%Reduced