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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.

13F holders, Q3 2024

Institutional positions in Biogen Inc. as of Sep 30, 2024. 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
921
−17 vs. Q2 2024
Shares held
129.8M
+15.4M (+13.4%) vs. Q2 2024
Total value
$25.1B
−$1.44B (−5.4%) vs. Q2 2024
New holders
101
269 more added
Sold out
118
378 more reduced

9 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2024: 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 holdersQ3 2024: 921 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: 1,046 institutions
Value heldQ3 2024: $25.1B
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 20261,046$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, Q3 2024

Shares, value and share of portfolio for each institution holding Biogen Inc.; share changes are against Q2 2024.

Institutions holding BIIB in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Raleigh Capital Management Inc.54$10.5K0.00%−41−43.2%Reduced
ZRC Wealth Management, LLC58$11.2K0.00%00.0%Unchanged
Hilltop National Bank60$11.6K0.00%+60New
Rothschild Investment LLC63$12.2K0.00%−194−75.5%Reduced
New England Capital Financial Advisors LLC63$12.2K0.01%−50−44.2%Reduced
First Community Trust NA65$12.6K0.01%00.0%Unchanged
Future Financial Wealth Managment LLC65$12.6K0.01%+65New
EnRich Financial Partners LLC66$12.8K0.00%00.0%Unchanged
Sachetta, LLC66$12.8K0.01%−30−31.3%Reduced
West Paces Advisors Inc.70$13.6K0.00%00.0%Unchanged
MV Capital Management, Inc.72$14.0K0.00%−19−20.9%Reduced
Hemington Wealth Management82$14.0K0.00%+82New
Webster Bank, N. A.75$14.5K0.00%00.0%Unchanged
Independence Bank of Kentucky75$14.5K0.00%00.0%Unchanged
Cetera Trust Company, N.A75$14.5K0.01%00.0%Unchanged
First Personal Financial Services75$14.5K0.00%+1+1.4%Added
AdvisorNet Financial, Inc76$14.7K0.00%+36+90.0%Added
Stephenson National Bank & Trust77$14.9K0.00%+25+48.1%Added
Adirondack Trust Co80$15.5K0.01%00.0%Unchanged
Bell Investment Advisors, Inc80$15.5K0.00%−3−3.6%Reduced
Tompkins Financial Corp81$15.7K0.00%00.0%Unchanged
Covestor Ltd85$17.0K0.01%−79−48.2%Reduced
Global Financial Private Client, LLC90$17.4K0.01%00.0%Unchanged
Harbor Investment Advisory, LLC92$17.8K0.00%−18−16.4%Reduced
Creative Capital Management Investments LLC92$17.8K0.01%00.0%Unchanged
Riverview Trust Co93$18.0K0.02%+93New
Stone House Investment Management, LLC96$18.6K0.00%−20−17.2%Reduced
Geneos Wealth Management Inc.97$18.8K0.00%−137−58.5%Reduced
CKW Financial Group100$19.0K0.00%00.0%Unchanged
Delta Asset Management LLC100$19.4K0.00%00.0%Unchanged
Livelsberger Financial Advisory100$19.4K0.41%+100New
Nelson, Van Denburg & Campbell Wealth Management Group, LLC101$19.6K0.00%+1+1.0%Added
Dunhill Financial, LLC102$19.8K0.01%+15+17.2%Added
Skopos Labs, Inc.103$20.0K0.01%+103New
Grove Bank & Trust104$20.2K0.00%+33+46.5%Added
Private Wealth Management Group, LLC106$20.5K0.01%−6−5.4%Reduced
Smithfield Trust Co104$21.0K0.00%00.0%Unchanged
Sittner & Nelson, LLC110$21.3K0.01%00.0%Unchanged
CVA Family Office, LLC115$22.3K0.00%−198−63.3%Reduced
Versant Capital Management, Inc122$23.6K0.01%−32−20.8%Reduced
Sandy Spring Bank125$24.2K0.00%00.0%Unchanged
Rise Advisors, LLC126$24.4K0.01%00.0%Unchanged
Founders Capital Management130$25.2K0.02%00.0%Unchanged
Washington Trust Advisors, Inc.134$26.0K0.00%−17−11.3%Reduced
Bartlett & Co. Wealth Management LLC140$27.1K0.00%00.0%Unchanged
Broadwater Capital Management LLC140$27.1K0.02%00.0%Unchanged
Asset Dedication, LLC144$27.9K0.00%−13−8.3%Reduced
Union Savings Bank145$28.1K0.01%00.0%Unchanged
Jamison Private Wealth Management, Inc.162$31.4K0.00%00.0%Unchanged
Trust Co163$31.6K0.00%00.0%Unchanged
Capital Advisors, Ltd. LLC167$32.0K0.00%−21−11.2%Reduced
Centerpoint Advisors, LLC167$32.0K0.01%00.0%Unchanged
Harbour Investments, Inc.171$33.1K0.00%−6−3.4%Reduced
Ashton Thomas Securities, LLC171$33.1K0.01%+171New
First Horizon Advisors, Inc.182$35.3K0.00%+10+5.8%Added
EverSource Wealth Advisors, LLC190$36.8K0.00%−34−15.2%Reduced
Planned Solutions, Inc.200$38.8K0.02%+200New
Montag A & Associates Inc209$40.5K0.00%00.0%Unchanged
Bogart Wealth, LLC209$40.5K0.00%00.0%Unchanged
Kiely Wealth Advisory Group, Inc.247$41.5K0.03%00.0%Unchanged
Venturi Wealth Management, LLC219$42.5K0.00%+93+73.8%Added
Quent Capital, LLC226$43.9K0.00%−69−23.4%Reduced
Itau Unibanco Holding S.A.231$44.8K0.00%+90+63.8%Added
Central Trust Co233$45.2K0.00%−3−1.3%Reduced
Jaffetilchin Investment Partners, LLC239$46.3K0.00%+239New
Private Trust Co NA251$48.7K0.00%−226−47.4%Reduced
Pflug Koory, LLC254$49.2K0.02%+254New
Spire Wealth Management255$49.4K0.00%+28+12.3%Added
Principal Securities, Inc.259$50.2K0.00%−11−4.1%Reduced
Ransom Advisory, Ltd290$56.2K0.03%00.0%Unchanged
Cromwell Holdings LLC294$57.0K0.04%−125−29.8%Reduced
Mather Group, LLC.300$58.2K0.00%−923−75.5%Reduced
Newbridge Financial Services Group, Inc.300$58.2K0.02%00.0%Unchanged
CoreFirst Bank & Trust304$58.9K0.03%+304New
Global Retirement Partners, LLC307$59.5K0.00%−73−19.2%Reduced
Washington Trust Co312$60.5K0.00%00.0%Unchanged
MCF Advisors LLC330$64.0K0.00%00.0%Unchanged
WFA of San Diego, LLC331$64.2K0.05%−2−0.6%Reduced
Optimum Investment Advisors335$64.9K0.03%00.0%Unchanged
Financial Network Wealth Advisors LLC344$66.7K0.06%−26−7.0%Reduced
CoreCap Advisors, LLC345$66.9K0.00%−125−26.6%Reduced
Armstrong Advisory Group, Inc356$69.0K0.01%00.0%Unchanged
Vista Private Wealth Partners. LLC375$72.7K0.03%−13−3.4%Reduced
Massmutual Trust Co FSB376$72.9K0.00%−118−23.9%Reduced
FSA Wealth Management LLC384$74.4K0.03%+384New
TD Private Client Wealth LLC385$74.6K0.00%+77+25.0%Added
Key Financial Inc406$78.7K0.02%00.0%Unchanged
Quadrant Capital Group LLC406$78.7K0.01%−77−15.9%Reduced
FinTrust Capital Advisors, LLC419$81.2K0.01%+12+2.9%Added
Compagnie Lombard Odier SCmA420$81.4K0.00%+20+5.0%Added
Smartleaf Asset Management LLC419$81.7K0.01%+272+185.0%Added
Umb Bank N A425$82.4K0.00%+178+72.1%Added
Roberts Capital Advisors, LLC438$84.9K0.07%00.0%Unchanged
Paradigm Asset Management Co LLC455$88.2K0.02%00.0%Unchanged
NBC Securities, Inc.460$89.0K0.01%−290−38.7%Reduced
Gilliland Jeter Wealth Management LLC460$89.2K0.03%00.0%Unchanged
Sunbelt Securities, Inc.477$92.5K0.01%−150−23.9%Reduced
Alta Advisers Ltd500$96.9K0.04%00.0%Unchanged
Provenance Wealth Advisors, LLC500$96.9K0.01%00.0%Unchanged
AM Squared Ltd500$96.9K0.21%+400+400.0%Added