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Livermore
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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, Q1 2023

Institutional positions in Biogen Inc. as of Mar 31, 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
1,004
−11 vs. Q4 2022
Shares held
127.9M
+3.08M (+2.5%) vs. Q4 2022
Total value
$35.0B
+$421.8M (+1.2%) vs. Q4 2022
New holders
88
342 more added
Sold out
99
365 more reduced

18 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2022: 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 holdersQ1 2023: 1,004 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 heldQ1 2023: $35.0B
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, Q1 2023

Shares, value and share of portfolio for each institution holding Biogen Inc.; share changes are against Q4 2022.

Institutions holding BIIB in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Valley National Advisers Inc1$00.00%00.0%Unchanged
McClarren Financial Advisors, Inc.2$00.00%00.0%Unchanged
American National Bank1$2780.00%−68−98.6%Reduced
WestEnd Advisors, LLC–$5560.00%––
Wolff Wiese Magana LLC2$5570.00%00.0%Unchanged
25 LLC2$6290.00%+2New
Tfo-TDC, LLC3$8340.00%00.0%Unchanged
PrairieView Partners, LLC6$1.00K0.00%00.0%Unchanged
Baldrige Asset Management LLC2$1.00K0.00%+2New
Colonial Trust Advisors4$1.11K0.00%−1−20.0%Reduced
Legend Financial Advisors, Inc.5$1.39K0.00%00.0%Unchanged
Evermay Wealth Management LLC5$1.39K0.00%00.0%Unchanged
SRS Capital Advisors, Inc.5$1.39K0.00%00.0%Unchanged
TFC Financial Management6$1.67K0.00%+3+100.0%Added
Adirondack Retirement Specialists, Inc.7$1.93K0.00%00.0%Unchanged
Carmel Capital Partners, LLC7$1.95K0.00%+7New
Cape Investment Advisory, Inc.7$1.95K0.00%+7New
Toth Financial Advisory Corp7$1.95K0.00%+7New
TSFG, LLC7$2.00K0.00%00.0%Unchanged
Point72 Middle East FZE8$2.22K0.00%−42,375−100.0%Reduced
Aspire Private Capital, LLC8$2.22K0.00%00.0%Unchanged
Financial Perspectives, Inc8$2.22K0.00%00.0%Unchanged
Lee Financial Co8$2.23K0.00%−2−20.0%Reduced
True Wealth Design, LLC8$2.23K0.00%+4+100.0%Added
Exchange Traded Concepts, LLC9$2.50K0.00%−10,398−99.9%Reduced
Strategic Investment Solutions, Inc.10$2.78K0.00%+10New
BerganKDV Wealth Management, LLC10$2.78K0.00%00.0%Unchanged
Hazlett, Burt & Watson, Inc.10$3.00K0.00%+10New
NewSquare Capital LLC11$3.06K0.00%−2−15.4%Reduced
Column Capital Advisors, LLC11$3.06K0.00%00.0%Unchanged
Hollencrest Capital Management13$3.61K0.00%−200−93.9%Reduced
Sofos Investments, Inc.278$3.69K0.16%+1+0.4%Added
Activest Wealth Management15$4.13K0.00%+15New
SOA Wealth Advisors, LLC.16$4.45K0.00%00.0%Unchanged
Perkins Coie Trust Co16$4.45K0.00%00.0%Unchanged
Lansing Street Advisors17$4.73K0.00%00.0%Unchanged
SJS Investment Consulting Inc.17$4.73K0.00%−6−26.1%Reduced
Capital Advisors, Ltd. LLC17$5.00K0.00%−158−90.3%Reduced
Park Place Capital Corp21$5.84K0.00%+14+200.0%Added
Loomis Sayles & Co L P20$6.00K0.00%+20New
Castleview Partners, LLC23$6.39K0.01%00.0%Unchanged
Oliver Lagore Vanvalin Investment Group24$6.67K0.00%−2−7.7%Reduced
Blue Bell Private Wealth Management, LLC25$6.95K0.00%00.0%Unchanged
Abound Wealth Management25$6.95K0.00%+9+56.3%Added
Hantz Financial Services, Inc.26$7.00K0.00%00.0%Unchanged
Householder Group Estate & Retirement Specialist, LLC26$7.00K0.00%00.0%Unchanged
Sutton Wealth Advisors Inc.26$7.23K0.00%−840−97.0%Reduced
Bellwether Advisors, LLC27$7.51K0.00%00.0%Unchanged
Proequities, Inc.27$7.51K0.00%+5+22.7%Added
Bangor Savings Bank28$7.79K0.00%00.0%Unchanged
Tower View Investment Management & Research LLC29$8.00K0.01%00.0%Unchanged
Barrett & Company, Inc.30$8.34K0.01%00.0%Unchanged
Cary Street Partners Asset Management LLC30$8.34K0.00%00.0%Unchanged
ZRC Wealth Management, LLC30$8.34K0.01%+30New
Hartford Financial Management Inc.31$8.62K0.00%−35−53.0%Reduced
Raffa Wealth Management, LLC31$8.62K0.00%00.0%Unchanged
Lumature Wealth Partners, LLC32$8.90K0.00%−30−48.4%Reduced
Prestige Wealth Management Group LLC32$8.90K0.00%−5−13.5%Reduced
Harbour Investments, Inc.33$9.18K0.00%−23−41.1%Reduced
AllSquare Wealth Management LLC33$9.18K0.01%00.0%Unchanged
Creative Financial Designs Inc34$9.45K0.00%−1−2.9%Reduced
Kistler-Tiffany Companies, LLC35$9.73K0.00%00.0%Unchanged
Johnson Midwest Financial, LLC36$10.0K0.01%00.0%Unchanged
Horizon Bancorp Inc39$11.0K0.01%+39New
Tortoise Investment Management, LLC40$11.1K0.00%00.0%Unchanged
Anchor Investment Management, LLC40$11.1K0.00%00.0%Unchanged
CNB Bank40$11.1K0.01%00.0%Unchanged
FinTrust Capital Advisors, LLC41$11.4K0.00%00.0%Unchanged
Ten Capital Wealth Advisors, LLC43$12.0K0.00%+43New
Kozak & Associates, Inc.44$12.2K0.01%00.0%Unchanged
South State Corp.45$12.5K0.00%00.0%Unchanged
Pinnacle Bancorp, Inc.45$12.5K0.00%00.0%Unchanged
Schubert & Co45$12.5K0.01%−3−6.3%Reduced
West Oak Capital, LLC46$12.8K0.01%00.0%Unchanged
Riverview Trust Co47$13.1K0.01%00.0%Unchanged
Chesapeake Asset Management LLC50$13.9K0.01%+50New
HM Payson & Co50$13.9K0.00%−255−83.6%Reduced
Mechanics Financial Corp50$13.9K0.01%00.0%Unchanged
Tradewinds Capital Management, LLC50$13.9K0.00%00.0%Unchanged
Roble, Belko & Company, Inc50$14.0K0.00%00.0%Unchanged
Blume Capital Management, Inc.54$15.0K0.00%+26+92.9%Added
Caldwell Sutter Capital, Inc.55$15.3K0.01%+55New
Carolinas Wealth Consulting LLC56$15.6K0.00%−15−21.1%Reduced
McIlrath & Eck, LLC56$15.6K0.00%00.0%Unchanged
Baker Avenue Asset Management, LP59$16.4K0.00%+1+1.7%Added
Stonebridge Capital Advisors LLC60$16.7K0.00%−10−14.3%Reduced
Penserra Capital Management LLC68$18.0K0.00%−10−12.8%Reduced
Retirement Group, LLC64$18.0K0.01%00.0%Unchanged
First Community Trust NA65$18.1K0.02%00.0%Unchanged
Venturi Wealth Management, LLC65$18.1K0.00%+65New
Harbor Investment Advisory, LLC67$18.6K0.00%00.0%Unchanged
Steward Financial Group LLC69$19.0K0.01%+38+122.6%Added
Versant Capital Management, Inc69$19.2K0.01%00.0%Unchanged
West Paces Advisors Inc.70$19.5K0.01%00.0%Unchanged
Motco71$19.7K0.00%00.0%Unchanged
Pacific Center for Financial Services71$19.7K0.01%+71New
First Personal Financial Services74$20.6K0.01%00.0%Unchanged
Independence Bank of Kentucky75$20.9K0.01%00.0%Unchanged
Webster Bank, N. A.75$20.9K0.00%+36+92.3%Added
Albion Financial Group75$20.9K0.00%00.0%Unchanged