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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, 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: 1,047 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 20261,047$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, 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
Analyst IMS Investment Management Services Ltd.1,527$354.0K0.01%00.0%Unchanged
Deseret Mutual Benefit Administrators1,524$353.3K0.16%+79+5.5%Added
Cigna Investments Inc1,524$353.0K0.07%00.0%Unchanged
IFG Advisory, LLC1,510$350.0K0.02%+1,510New
Supplemental Annuity Collective Trust of NJ1,500$347.7K0.11%00.0%Unchanged
Jones Financial Companies LLLP1,499$347.5K0.00%+1,330+787.0%Added
Prospera Financial Services Inc1,472$341.2K0.01%−312−17.5%Reduced
Sompo Asset Management Co., Ltd.1,460$338.5K0.06%+390+36.4%Added
Wesbanco Bank Inc1,458$338.0K0.01%−30−2.0%Reduced
Clearstead Advisors, LLC1,457$337.8K0.01%+16+1.1%Added
Bank Pictet & Cie (Asia) Ltd1,444$334.7K0.11%00.0%Unchanged
Wedbush Securities Inc1,441$334.0K0.01%−289−16.7%Reduced
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management1,422$329.6K0.01%+1,422New
Platform Technology Partners1,422$329.6K0.11%+1,422New
Pitcairn Co1,416$328.3K0.02%−175−11.0%Reduced
Virtus ETF Advisers LLC1,408$326.4K0.16%−78−5.2%Reduced
Financial Partners Group, LLC1,393$322.9K0.13%+345+32.9%Added
Kingswood Wealth Advisors, LLC1,390$322.2K0.03%−169−10.8%Reduced
Resources Investment Advisors, LLC.1,380$319.9K0.00%+128+10.2%Added
Cornell Pochily Investment Advisors, Inc.1,366$316.7K0.12%−75−5.2%Reduced
NewEdge Wealth, LLC1,361$315.5K0.01%−13,134−90.6%Reduced
Argent Trust Co1,351$313.2K0.01%−41−2.9%Reduced
Weik Capital Management1,350$313.0K0.13%−90−6.3%Reduced
Spirepoint Private Client, LLC1,349$312.7K0.04%00.0%Unchanged
Personal Cfo Solutions, LLC1,339$310.4K0.05%+160+13.6%Added
Nwam LLC1,325$307.2K0.09%+1+0.1%Added
Ameritas Advisory Services, LLC1,307$303.0K0.01%−15−1.1%Reduced
Snowden Capital Advisors LLC1,307$303.0K0.01%+106+8.8%Added
Evergreen Wealth Solutions, LLC1,302$301.8K0.21%−220−14.5%Reduced
Marex Group plc1,299$301.1K0.01%+45+3.6%Added
Symmetry Partners, LLC1,293$300.0K0.02%00.0%Unchanged
Chicago Partners Investment Group LLC1,408$298.3K0.01%−117−7.7%Reduced
RSM US Wealth Management LLC1,280$296.7K0.00%+1,280New
Equitable Holdings, Inc.1,277$296.0K0.00%+64+5.3%Added
AIA Group Ltd1,276$295.8K0.01%−188−12.8%Reduced
Meeder Asset Management Inc1,273$295.1K0.02%+1,241+3,878.1%Added
GAMMA Investing LLC1,263$292.8K0.04%+755+148.6%Added
Wiley Bros.-Aintree Capital, LLC1,257$291.4K0.01%+1,257New
Israel Discount Bank of New York1,241$287.7K0.46%−382−23.5%Reduced
Colony Group, LLC1,232$286.0K0.00%+1,232New
Morningstar Investment Services LLC1,245$285.0K0.00%−182−12.8%Reduced
Cidel Asset Management Inc1,220$282.8K0.02%+118+10.7%Added
Davenport & Co LLC1,205$279.3K0.00%−361−23.1%Reduced
Boltwood Capital Management1,204$279.1K0.09%−56−4.4%Reduced
Grandfield & Dodd, LLC1,199$278.0K0.02%00.0%Unchanged
Frank, Rimerman Advisors LLC1,179$273.3K0.02%+1,179New
Bell Bank1,175$272.4K0.02%00.0%Unchanged
Hara Capital LLC1,174$272.2K0.17%00.0%Unchanged
Culbertson A N & Co Inc1,165$270.1K0.05%00.0%Unchanged
Waldron Private Wealth LLC1,141$264.5K0.01%+158+16.1%Added
Mather Group, LLC.1,223$263.7K0.00%+181+17.4%Added
Marcum Wealth, LLC1,131$262.2K0.03%+32+2.9%Added
Advisors Capital Management, LLC1,130$262.0K0.00%+29+2.6%Added
Moors & Cabot, Inc.1,130$262.0K0.01%+115+11.3%Added
Tradewinds, LLC.1,128$261.5K0.08%00.0%Unchanged
Independent Financial Group, LLC1,120$259.6K0.01%−11−1.0%Reduced
AE Wealth Management LLC1,118$259.2K0.00%+1,118New
Avantax Advisory Services, Inc.1,117$259.0K0.00%+1,117New
Buckingham Strategic Partners1,116$258.7K0.01%+152+15.8%Added
Waters Parkerson & Co., LLC1,113$258.0K0.01%00.0%Unchanged
MAI Capital Management1,102$255.4K0.00%+30+2.8%Added
McIntyre Freedman & Flynn Investment Advisers Inc1,089$252.5K0.18%00.0%Unchanged
Conning Inc.1,073$248.7K0.01%00.0%Unchanged
JNBA Financial Advisors1,071$248.3K0.03%00.0%Unchanged
Trust Co of Vermont1,069$247.8K0.01%−1,116−51.1%Reduced
Tritonpoint Wealth, LLC1,060$245.7K0.02%−1,261−54.3%Reduced
Epoch Investment Partners, Inc.1,058$245.3K0.00%−281−21.0%Reduced
Alpha Family Trust1,050$243.4K0.14%+1,050New
Central Bank & Trust Co1,045$242.2K0.03%−712−40.5%Reduced
Citizens Financial Group Inc1,033$239.5K0.01%+1,033New
Investors Asset Management of Georgia Inc1,032$239.2K0.12%00.0%Unchanged
Mason & Associates Inc1,028$238.3K0.06%00.0%Unchanged
Norden Group LLC1,027$238.1K0.05%−413−28.7%Reduced
Allworth Financial LP1,046$236.8K0.00%+282+36.9%Added
IHT Wealth Management, LLC1,021$236.8K0.01%+1,021New
Texas Capital Bank Wealth Management Services Inc1,018$236.0K0.02%+1,018New
Calamos Wealth Management LLC1,014$235.1K0.01%+13+1.3%Added
Lake Street Advisors Group, LLC1,008$233.8K0.01%+1,008New
Avidian Wealth Solutions, LLC1,008$233.7K0.01%+78+8.4%Added
Vantage Consulting Group Inc1,005$233.0K0.17%−60−5.6%Reduced
CX Institutional1,005$233.0K0.01%+1,005New
DCF Advisers, LLC1,000$231.8K0.12%+1,000New
Aviance Capital Partners, LLC989$229.3K0.03%+19+2.0%Added
Fort Sheridan Advisors LLC970$224.9K0.04%−100−9.3%Reduced
Naples Global Advisors, LLC962$223.0K0.02%00.0%Unchanged
Summit Global Investments962$223.0K0.02%+962New
Bank Julius Baer & Co. Ltd, Zurich853$220.0K0.00%−1,155−57.5%Reduced
Northern Capital Management, Inc.947$219.5K0.15%00.0%Unchanged
North Star Asset Management Inc943$218.6K0.01%00.0%Unchanged
Custom Index Systems, LLC941$218.1K0.13%+941New
Legacy Bridge, LLC940$217.9K0.13%00.0%Unchanged
Probity Advisors, Inc.938$217.4K0.05%+938New
Deerfield Management Company, L.P. (Series C)931$215.8K0.00%+931New
Edgestream Partners, L.P.929$215.4K0.01%−721−43.7%Reduced
Reuter James Wealth Management, LLC929$215.4K0.16%−106−10.2%Reduced
LCM Capital Management Inc928$215.1K0.13%+928New
Mascoma Wealth Management LLC925$214.4K0.06%00.0%Unchanged
Osborne Partners Capital Management, LLC925$214.4K0.01%+925New
Peregrine Asset Advisers, Inc.923$214.0K0.09%+923New
Nexus Investment Management ULC920$213.3K0.02%+920New