Skip to main content
Livermore
Livermore
ZHEN

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 2023

Institutional positions in Biogen Inc. as of Jun 30, 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
1,009
+11 vs. Q1 2023
Shares held
126.8M
−1.09M (−0.9%) vs. Q1 2023
Total value
$36.1B
+$1.11B (+3.2%) vs. Q1 2023
New holders
96
322 more added
Sold out
85
363 more reduced

6 institutions that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2023: 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 2023: 1,009 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 2023: $36.1B
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, Q2 2023

Shares, value and share of portfolio for each institution holding Biogen Inc.; share changes are against Q1 2023.

Institutions holding BIIB in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Mairs & Power Inc1,025$292.0K0.00%00.0%Unchanged
Evergreen Capital Management LLC1,025$292.0K0.01%+62+6.4%Added
Investors Asset Management of Georgia Inc1,032$294.0K0.15%00.0%Unchanged
Aviance Capital Partners, LLC1,035$294.8K0.06%−100−8.8%Reduced
Davenport & Co LLC1,058$301.4K0.00%+1,058New
Dynamic Technology Lab Private Ltd1,066$304.0K0.04%+1,066New
JNBA Financial Advisors1,081$307.9K0.04%−5−0.5%Reduced
Conning Inc.1,083$308.5K0.01%−115−9.6%Reduced
First Light Asset Management, LLC1,096$312.2K0.02%00.0%Unchanged
Cullinan Associates Inc1,100$313.3K0.02%00.0%Unchanged
Kingsview Wealth Management, LLC1,101$313.6K0.01%+1,101New
Resources Investment Advisors, LLC.1,102$313.9K0.01%−2,316−67.8%Reduced
Cutler Group LP1,106$315.0K0.07%−1,763−61.4%Reduced
Quintet Private Bank (Europe) S.A.1,113$317.8K0.02%−931−45.5%Reduced
Reuter James Wealth Management, LLC1,132$322.4K0.39%−20−1.7%Reduced
Valeo Financial Advisors, LLC1,137$323.9K0.01%−29−2.5%Reduced
Virtus ETF Advisers LLC1,145$326.2K0.19%+81+7.6%Added
Centennial Bank1,150$327.6K0.22%00.0%Unchanged
McIntyre Freedman & Flynn Investment Advisers Inc1,151$327.9K0.28%00.0%Unchanged
Wedmont Private Capital1,177$328.3K0.04%+142+13.7%Added
Culbertson A N & Co Inc1,165$331.9K0.06%+345+42.1%Added
Westwood Wealth Management1,175$334.7K0.25%00.0%Unchanged
Bell Bank1,175$334.7K0.04%+1+0.1%Added
Waldron Private Wealth LLC1,178$335.6K0.02%−52−4.2%Reduced
Marcum Wealth, LLC1,196$340.7K0.04%−42−3.4%Reduced
Grandfield & Dodd, LLC1,199$341.5K0.02%−160−11.8%Reduced
V-Square Quantitative Management LLC1,206$343.5K0.25%+21+1.8%Added
Empirical Asset Management, LLC1,209$344.4K0.30%−100−7.6%Reduced
FineMark National Bank & Trust1,223$348.4K0.01%+28+2.3%Added
Alps Advisors Inc1,240$353.2K0.00%+10+0.8%Added
Nwam LLC1,258$358.3K0.03%−7−0.6%Reduced
Platform Technology Partners1,289$360.7K0.17%+5+0.4%Added
Grant/GrossMendelsohn, LLC1,290$361.0K0.15%+1,290New
AE Wealth Management LLC1,268$361.1K0.00%−79−5.9%Reduced
Boltwood Capital Management1,268$361.2K0.13%−20−1.6%Reduced
Parkwood LLC1,273$363.0K0.07%−97−7.1%Reduced
Ferguson Wellman Capital Management, Inc1,275$363.2K0.01%00.0%Unchanged
Royal Capital Wealth Management, LLC1,295$368.9K0.35%00.0%Unchanged
Choate Investment Advisors1,297$369.5K0.02%+164+14.5%Added
Two Sigma Securities, LLC1,314$374.3K0.03%−5,585−81.0%Reduced
Quantamental Technologies LLC1,316$374.9K0.16%+1,316New
Levin Capital Strategies, L.P.1,318$375.4K0.04%−350−21.0%Reduced
Beacon Pointe Advisors, LLC1,350$384.5K0.01%+82+6.5%Added
We Are One Seven, LLC1,351$384.8K0.04%−51−3.6%Reduced
NewEdge Wealth, LLC1,352$385.1K0.01%−76−5.3%Reduced
Onyx Bridge Wealth Group LLC1,360$387.4K0.09%+1,360New
Great Valley Advisor Group, Inc.1,362$387.7K0.02%+363+36.3%Added
Humankind Investments LLC1,363$388.3K0.15%−844−38.2%Reduced
Williams Jones Wealth Management, LLC.1,381$393.4K0.01%00.0%Unchanged
DGS Capital Management, LLC1,384$394.2K0.20%+48+3.6%Added
David Loasby1,389$395.9K0.04%+55+4.1%Added
Meiji Yasuda Life Insurance Co1,401$399.0K0.01%+50+3.7%Added
Clarius Group, LLC1,413$402.5K0.03%+112+8.6%Added
SRB Corp1,418$403.9K0.02%+1,418New
Moody National Bank Trust Division1,431$407.6K0.03%00.0%Unchanged
Clearstead Advisors, LLC1,448$412.5K0.02%−3−0.2%Reduced
Lavaca Capital LLC1,451$413.3K0.13%+89+6.5%Added
Jacobi Capital Management LLC1,457$415.0K0.05%00.0%Unchanged
Intercontinental Wealth Advisors, LLC1,458$415.3K0.10%−5−0.3%Reduced
Westpac Banking Corp1,459$415.6K0.03%−14,406−90.8%Reduced
HB Wealth Management, LLC1,466$417.6K0.01%+81+5.8%Added
Transcend Wealth Collective, LLC1,470$418.7K0.04%−118−7.4%Reduced
Sentry LLC1,473$419.6K0.09%00.0%Unchanged
Analyst IMS Investment Management Services Ltd.1,488$420.0K0.03%00.0%Unchanged
Fuller & Thaler Asset Management, Inc.1,476$420.4K0.00%+390+35.9%Added
Ballentine Partners, LLC1,480$421.6K0.01%+59+4.2%Added
Burney Co1,481$421.9K0.02%−215−12.7%Reduced
Winton Group Ltd1,486$423.3K0.04%−11,605−88.6%Reduced
Wesbanco Bank Inc1,488$424.0K0.02%00.0%Unchanged
Supplemental Annuity Collective Trust of NJ1,500$427.3K0.15%00.0%Unchanged
Empowered Funds, LLC1,510$430.1K0.02%+422+38.8%Added
EA Series Trust1,510$430.1K0.02%+1,510New
Parkside Financial Bank & Trust1,521$433.3K0.10%+17+1.1%Added
Chicago Partners Investment Group LLC1,600$434.5K0.02%−32−2.0%Reduced
Flagship Harbor Advisors, LLC1,531$436.1K0.04%−18−1.2%Reduced
PAX Financial Group, LLC1,532$436.4K0.10%−61−3.8%Reduced
Verdence Capital Advisors LLC1,535$437.2K0.05%−62−3.9%Reduced
Plancorp, LLC1,536$437.5K0.02%00.0%Unchanged
Cornell Pochily Investment Advisors, Inc.1,546$440.4K0.18%00.0%Unchanged
Elevatus Welath Management1,555$442.9K0.31%+1,555New
Western Wealth Management, LLC1,571$447.5K0.04%−2−0.1%Reduced
Wedbush Securities Inc1,576$449.0K0.02%−400−20.2%Reduced
Snowden Capital Advisors LLC1,591$453.2K0.02%+39+2.5%Added
Mission Wealth Management, LP1,592$453.5K0.02%−3−0.2%Reduced
Savant Capital, LLC1,597$454.9K0.01%+414+35.0%Added
Pathstone Family Office, LLC1,521$455.0K0.01%+203+15.4%Added
Symmetry Partners, LLC1,607$458.0K0.02%−671−29.5%Reduced
Pzena Investment Management LLC1,618$460.9K0.00%+1,618New
Greenleaf Trust1,619$461.2K0.00%+19+1.2%Added
AIA Group Ltd1,624$462.6K0.02%−2,348−59.1%Reduced
Mather Group, LLC.1,637$466.3K0.01%+1,637New
Systematic Financial Management LP1,640$467.2K0.01%00.0%Unchanged
Integrated Wealth Concepts LLC1,647$469.2K0.01%−1,349−45.0%Reduced
Regal Investment Advisors LLC1,649$469.7K0.04%00.0%Unchanged
Pitcairn Co1,654$471.1K0.04%−14−0.8%Reduced
Trust Asset Management LLC1,662$473.4K0.05%00.0%Unchanged
Kapitalo Investimentos Ltda1,681$478.8K0.09%+1,206+253.9%Added
KMG Fiduciary Partners, LLC1,696$483.2K0.06%−626−27.0%Reduced
Intact Investment Management Inc.1,700$484.2K0.02%−300−15.0%Reduced
FDx Advisors, Inc.1,732$493.0K0.03%00.0%Unchanged