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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, Q2 2024

Institutional positions in Biogen Inc. as of Jun 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
947
+5 vs. Q1 2024
Shares held
129.0M
−367.1K (−0.3%) vs. Q1 2024
Total value
$29.9B
+$2.00B (+7.2%) vs. Q1 2024
New holders
101
322 more added
Sold out
96
338 more reduced

13 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2024: 947 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 heldQ2 2024: $29.9B
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, Q2 2024

Shares, value and share of portfolio for each institution holding Biogen Inc.; share changes are against Q1 2024.

Institutions holding BIIB in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Indiana Trust & Investment Management CO65$15.1K0.01%00.0%Unchanged
EnRich Financial Partners LLC66$15.3K0.01%00.0%Unchanged
SYSTM Wealth Solutions LLC69$16.0K0.00%−3−4.2%Reduced
Register Financial Advisors LLC69$16.0K0.01%+50+263.2%Added
West Paces Advisors Inc.70$16.2K0.00%00.0%Unchanged
Grove Bank & Trust71$16.5K0.00%00.0%Unchanged
First Personal Financial Services74$17.2K0.00%00.0%Unchanged
Princeton Global Asset Management LLC74$17.2K0.00%+74New
Webster Bank, N. A.75$17.4K0.00%00.0%Unchanged
Independence Bank of Kentucky75$17.4K0.00%00.0%Unchanged
Cetera Trust Company, N.A75$17.4K0.01%00.0%Unchanged
Adirondack Trust Co80$18.5K0.01%−1−1.2%Reduced
Lynx Investment Advisory80$18.5K0.01%+80New
Tompkins Financial Corp81$18.8K0.00%00.0%Unchanged
Bell Investment Advisors, Inc83$19.2K0.00%+2+2.5%Added
Ashton Thomas Private Wealth, LLC85$19.7K0.00%+85New
Dunhill Financial, LLC87$20.1K0.01%+76+690.9%Added
Sachetta, LLC96$20.3K0.01%+25+35.2%Added
Global Financial Private Client, LLC90$20.9K0.01%00.0%Unchanged
MV Capital Management, Inc.91$21.1K0.00%+28+44.4%Added
Creative Capital Management Investments LLC92$21.3K0.01%00.0%Unchanged
Raleigh Capital Management Inc.95$22.0K0.01%+47+97.9%Added
LRI Investments, LLC98$22.7K0.00%+92+1,533.3%Added
CKW Financial Group100$23.0K0.00%00.0%Unchanged
AM Squared Ltd100$23.2K0.06%−300−75.0%Reduced
Nelson, Van Denburg & Campbell Wealth Management Group, LLC100$23.2K0.00%−191−65.6%Reduced
Cullen/Frost Bankers, Inc.100$23.2K0.00%−29−22.5%Reduced
Delta Asset Management LLC100$23.2K0.00%00.0%Unchanged
Wellington Shields & Co., LLC100$23.2K0.01%00.0%Unchanged
Brown Shipley& Co Ltd100$23.2K0.01%00.0%Unchanged
Zions Bancorporation, N.A.101$23.4K0.00%−43−29.9%Reduced
Redwood Wealth Management Group, LLC101$23.4K0.02%+101New
Smithfield Trust Co104$25.0K0.00%00.0%Unchanged
Avondale Wealth Management110$25.5K0.02%00.0%Unchanged
Sittner & Nelson, LLC110$25.5K0.01%00.0%Unchanged
Harbor Investment Advisory, LLC110$25.5K0.00%+2+1.9%Added
Private Wealth Management Group, LLC112$26.0K0.01%+71+173.2%Added
New England Capital Financial Advisors LLC113$26.2K0.01%00.0%Unchanged
Stone House Investment Management, LLC116$26.9K0.01%−29−20.0%Reduced
JJJ Advisors Inc.122$28.3K0.01%−197−61.8%Reduced
Concord Wealth Partners124$28.7K0.01%−100−44.6%Reduced
Sandy Spring Bank125$29.0K0.00%00.0%Unchanged
Rise Advisors, LLC126$29.2K0.02%00.0%Unchanged
Venturi Wealth Management, LLC126$29.2K0.00%+58+85.3%Added
Founders Capital Management130$30.1K0.02%00.0%Unchanged
Bartlett & Co. Wealth Management LLC140$32.5K0.00%00.0%Unchanged
Broadwater Capital Management LLC140$32.5K0.03%00.0%Unchanged
Itau Unibanco Holding S.A.141$32.7K0.00%+141New
Catalyst Capital Advisors LLC142$32.9K0.00%+4+2.9%Added
Union Savings Bank145$33.6K0.02%00.0%Unchanged
Smartleaf Asset Management LLC147$33.6K0.01%+60+69.0%Added
Ofi Invest Asset Management158$34.2K0.00%+43+37.4%Added
Washington Trust Advisors, Inc.151$35.0K0.00%+57+60.6%Added
Versant Capital Management, Inc154$35.7K0.01%+85+123.2%Added
Asset Dedication, LLC157$36.4K0.00%−53−25.2%Reduced
Jamison Private Wealth Management, Inc.162$37.6K0.01%−203−55.6%Reduced
Trust Co163$37.8K0.00%00.0%Unchanged
Covestor Ltd164$38.0K0.02%+78+90.7%Added
Ronald Blue Trust, Inc.178$38.4K0.00%+127+249.0%Added
Centerpoint Advisors, LLC167$39.0K0.01%00.0%Unchanged
First Horizon Advisors, Inc.172$39.9K0.00%+49+39.8%Added
Harbour Investments, Inc.177$41.0K0.00%+15+9.3%Added
Capital Advisors, Ltd. LLC188$44.0K0.01%+15+8.7%Added
Opal Wealth Advisors, LLC197$45.7K0.01%+197New
Atticus Wealth Management, LLC200$46.4K0.02%00.0%Unchanged
EverSource Wealth Advisors, LLC224$47.8K0.00%−49−17.9%Reduced
Bogart Wealth, LLC209$48.5K0.00%−8−3.7%Reduced
Montag A & Associates Inc209$48.5K0.00%00.0%Unchanged
Kiely Wealth Advisory Group, Inc.247$50.0K0.03%00.0%Unchanged
Spire Wealth Management227$52.6K0.00%−283−55.5%Reduced
American National Bank229$53.1K0.01%00.0%Unchanged
Livforsakringsbolaget Skandia, Omsesidigt230$53.3K0.00%−200−46.5%Reduced
Gradient Investments LLC230$53.3K0.00%00.0%Unchanged
Custom Portfolio Group LLC231$53.5K0.04%00.0%Unchanged
Geneos Wealth Management Inc.234$54.2K0.00%−7−2.9%Reduced
Central Trust Co236$54.7K0.00%+3+1.3%Added
Umb Bank N A247$57.3K0.00%+144+139.8%Added
Rothschild Investment LLC257$59.6K0.00%+164+176.3%Added
Principal Securities, Inc.270$62.6K0.00%−8−2.9%Reduced
Ransom Advisory, Ltd290$67.2K0.03%+50+20.8%Added
Quent Capital, LLC295$68.4K0.01%+40+15.7%Added
Newbridge Financial Services Group, Inc.300$69.5K0.03%−111−27.0%Reduced
TD Private Client Wealth LLC308$71.4K0.00%−28−8.3%Reduced
Washington Trust Co312$72.3K0.00%00.0%Unchanged
CVA Family Office, LLC313$72.6K0.01%+171+120.4%Added
MCF Advisors LLC330$76.5K0.01%+6+1.9%Added
WFA of San Diego, LLC333$77.2K0.07%+333New
Optimum Investment Advisors335$77.7K0.03%00.0%Unchanged
Armstrong Advisory Group, Inc356$82.5K0.01%00.0%Unchanged
Financial Network Wealth Advisors LLC370$85.8K0.06%+370New
WR Wealth Planners, LLC380$88.1K0.03%+11+3.0%Added
Global Retirement Partners, LLC380$88.1K0.00%+207+119.7%Added
Institutional & Family Asset Management, LLC384$89.0K0.01%−36−8.6%Reduced
Vista Private Wealth Partners. LLC388$89.9K0.04%+388New
Compagnie Lombard Odier SCmA400$92.7K0.00%00.0%Unchanged
Key Financial Inc406$94.1K0.02%−7−1.7%Reduced
FinTrust Capital Advisors, LLC407$94.4K0.02%+83+25.6%Added
Roberts Capital Advisors, LLC438$94.4K0.09%00.0%Unchanged
Cromwell Holdings LLC419$97.1K0.06%+419New
Sentry Investment Management LLC422$98.0K0.04%−336−44.3%Reduced