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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 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: 1,047 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 20261,047$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 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
Global Financial Private Client, LLC1,795$512.4K0.25%+13+0.7%Added
Financial Advisory Corp1,747$498.0K0.22%−149−7.9%Reduced
Heron Financial Group, LLC1,745$497.1K0.27%+35+2.0%Added
Cigna Investments Inc1,743$497.0K0.09%−13−0.7%Reduced
Armstrong, Fleming & Moore, Inc1,733$493.8K0.45%+1,733New
FDx Advisors, Inc.1,732$493.0K0.03%00.0%Unchanged
Intact Investment Management Inc.1,700$484.2K0.02%−300−15.0%Reduced
KMG Fiduciary Partners, LLC1,696$483.2K0.06%−626−27.0%Reduced
Kapitalo Investimentos Ltda1,681$478.8K0.09%+1,206+253.9%Added
Trust Asset Management LLC1,662$473.4K0.05%00.0%Unchanged
Pitcairn Co1,654$471.1K0.04%−14−0.8%Reduced
Regal Investment Advisors LLC1,649$469.7K0.04%00.0%Unchanged
Integrated Wealth Concepts LLC1,647$469.2K0.01%−1,349−45.0%Reduced
Systematic Financial Management LP1,640$467.2K0.01%00.0%Unchanged
Mather Group, LLC.1,637$466.3K0.01%+1,637New
AIA Group Ltd1,624$462.6K0.02%−2,348−59.1%Reduced
Greenleaf Trust1,619$461.2K0.00%+19+1.2%Added
Pzena Investment Management LLC1,618$460.9K0.00%+1,618New
Symmetry Partners, LLC1,607$458.0K0.02%−671−29.5%Reduced
Pathstone Family Office, LLC1,521$455.0K0.01%+203+15.4%Added
Savant Capital, LLC1,597$454.9K0.01%+414+35.0%Added
Mission Wealth Management, LP1,592$453.5K0.02%−3−0.2%Reduced
Snowden Capital Advisors LLC1,591$453.2K0.02%+39+2.5%Added
Wedbush Securities Inc1,576$449.0K0.02%−400−20.2%Reduced
Western Wealth Management, LLC1,571$447.5K0.04%−2−0.1%Reduced
Elevatus Welath Management1,555$442.9K0.31%+1,555New
Cornell Pochily Investment Advisors, Inc.1,546$440.4K0.18%00.0%Unchanged
Plancorp, LLC1,536$437.5K0.02%00.0%Unchanged
Verdence Capital Advisors LLC1,535$437.2K0.05%−62−3.9%Reduced
PAX Financial Group, LLC1,532$436.4K0.10%−61−3.8%Reduced
Flagship Harbor Advisors, LLC1,531$436.1K0.04%−18−1.2%Reduced
Chicago Partners Investment Group LLC1,600$434.5K0.02%−32−2.0%Reduced
Parkside Financial Bank & Trust1,521$433.3K0.10%+17+1.1%Added
Empowered Funds, LLC1,510$430.1K0.02%+422+38.8%Added
EA Series Trust1,510$430.1K0.02%+1,510New
Supplemental Annuity Collective Trust of NJ1,500$427.3K0.15%00.0%Unchanged
Wesbanco Bank Inc1,488$424.0K0.02%00.0%Unchanged
Winton Group Ltd1,486$423.3K0.04%−11,605−88.6%Reduced
Burney Co1,481$421.9K0.02%−215−12.7%Reduced
Ballentine Partners, LLC1,480$421.6K0.01%+59+4.2%Added
Fuller & Thaler Asset Management, Inc.1,476$420.4K0.00%+390+35.9%Added
Analyst IMS Investment Management Services Ltd.1,488$420.0K0.03%00.0%Unchanged
Sentry LLC1,473$419.6K0.09%00.0%Unchanged
Transcend Wealth Collective, LLC1,470$418.7K0.04%−118−7.4%Reduced
HB Wealth Management, LLC1,466$417.6K0.01%+81+5.8%Added
Westpac Banking Corp1,459$415.6K0.03%−14,406−90.8%Reduced
Intercontinental Wealth Advisors, LLC1,458$415.3K0.10%−5−0.3%Reduced
Jacobi Capital Management LLC1,457$415.0K0.05%00.0%Unchanged
Lavaca Capital LLC1,451$413.3K0.13%+89+6.5%Added
Clearstead Advisors, LLC1,448$412.5K0.02%−3−0.2%Reduced
Moody National Bank Trust Division1,431$407.6K0.03%00.0%Unchanged
SRB Corp1,418$403.9K0.02%+1,418New
Clarius Group, LLC1,413$402.5K0.03%+112+8.6%Added
Meiji Yasuda Life Insurance Co1,401$399.0K0.01%+50+3.7%Added
David Loasby1,389$395.9K0.04%+55+4.1%Added
DGS Capital Management, LLC1,384$394.2K0.20%+48+3.6%Added
Williams Jones Wealth Management, LLC.1,381$393.4K0.01%00.0%Unchanged
Humankind Investments LLC1,363$388.3K0.15%−844−38.2%Reduced
Great Valley Advisor Group, Inc.1,362$387.7K0.02%+363+36.3%Added
Onyx Bridge Wealth Group LLC1,360$387.4K0.09%+1,360New
NewEdge Wealth, LLC1,352$385.1K0.01%−76−5.3%Reduced
We Are One Seven, LLC1,351$384.8K0.04%−51−3.6%Reduced
Beacon Pointe Advisors, LLC1,350$384.5K0.01%+82+6.5%Added
Levin Capital Strategies, L.P.1,318$375.4K0.04%−350−21.0%Reduced
Quantamental Technologies LLC1,316$374.9K0.16%+1,316New
Two Sigma Securities, LLC1,314$374.3K0.03%−5,585−81.0%Reduced
Choate Investment Advisors1,297$369.5K0.02%+164+14.5%Added
Royal Capital Wealth Management, LLC1,295$368.9K0.35%00.0%Unchanged
Ferguson Wellman Capital Management, Inc1,275$363.2K0.01%00.0%Unchanged
Parkwood LLC1,273$363.0K0.07%−97−7.1%Reduced
Boltwood Capital Management1,268$361.2K0.13%−20−1.6%Reduced
AE Wealth Management LLC1,268$361.1K0.00%−79−5.9%Reduced
Grant/GrossMendelsohn, LLC1,290$361.0K0.15%+1,290New
Platform Technology Partners1,289$360.7K0.17%+5+0.4%Added
Nwam LLC1,258$358.3K0.03%−7−0.6%Reduced
Alps Advisors Inc1,240$353.2K0.00%+10+0.8%Added
FineMark National Bank & Trust1,223$348.4K0.01%+28+2.3%Added
Empirical Asset Management, LLC1,209$344.4K0.30%−100−7.6%Reduced
V-Square Quantitative Management LLC1,206$343.5K0.25%+21+1.8%Added
Grandfield & Dodd, LLC1,199$341.5K0.02%−160−11.8%Reduced
Marcum Wealth, LLC1,196$340.7K0.04%−42−3.4%Reduced
Waldron Private Wealth LLC1,178$335.6K0.02%−52−4.2%Reduced
Westwood Wealth Management1,175$334.7K0.25%00.0%Unchanged
Bell Bank1,175$334.7K0.04%+1+0.1%Added
Culbertson A N & Co Inc1,165$331.9K0.06%+345+42.1%Added
Wedmont Private Capital1,177$328.3K0.04%+142+13.7%Added
McIntyre Freedman & Flynn Investment Advisers Inc1,151$327.9K0.28%00.0%Unchanged
Centennial Bank1,150$327.6K0.22%00.0%Unchanged
Virtus ETF Advisers LLC1,145$326.2K0.19%+81+7.6%Added
Valeo Financial Advisors, LLC1,137$323.9K0.01%−29−2.5%Reduced
Reuter James Wealth Management, LLC1,132$322.4K0.39%−20−1.7%Reduced
Quintet Private Bank (Europe) S.A.1,113$317.8K0.02%−931−45.5%Reduced
Cutler Group LP1,106$315.0K0.07%−1,763−61.4%Reduced
Resources Investment Advisors, LLC.1,102$313.9K0.01%−2,316−67.8%Reduced
Kingsview Wealth Management, LLC1,101$313.6K0.01%+1,101New
Cullinan Associates Inc1,100$313.3K0.02%00.0%Unchanged
First Light Asset Management, LLC1,096$312.2K0.02%00.0%Unchanged
Conning Inc.1,083$308.5K0.01%−115−9.6%Reduced
JNBA Financial Advisors1,081$307.9K0.04%−5−0.5%Reduced
Dynamic Technology Lab Private Ltd1,066$304.0K0.04%+1,066New