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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, Q4 2021

Institutional positions in Biogen Inc. as of Dec 31, 2021. 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
1,014
−7 vs. Q3 2021
Shares held
123.9M
+172.9K (+0.1%) vs. Q3 2021
Total value
$29.7B
−$5.31B (−15.2%) vs. Q3 2021
New holders
146
295 more added
Sold out
153
395 more reduced

23 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2021: 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 holdersQ4 2021: 1,014 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 heldQ4 2021: $29.7B
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, Q4 2021

Shares, value and share of portfolio for each institution holding Biogen Inc.; share changes are against Q3 2021.

Institutions holding BIIB in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Twin Lakes Capital Management, LLC511$123.0K0.07%00.0%Unchanged
Burleson & Company, LLC540$130.0K0.02%00.0%Unchanged
Global Trust Asset Management, LLC546$131.0K0.05%−151−21.7%Reduced
Seeyond558$133.0K0.01%+503+914.5%Added
Kelly Financial Services LLC564$135.3K0.06%00.0%Unchanged
Cornerstone Advisory, LLC576$139.0K0.02%+576New
Lumina Fund Management LLC600$144.0K0.06%−1,500−71.4%Reduced
Hanson & Doremus Investment Management601$144.0K0.03%00.0%Unchanged
Credit Agricole S A607$146.0K0.00%+257+73.4%Added
Salem Investment Counselors Inc617$148.0K0.01%+592+2,368.0%Added
IFP Advisors, Inc620$151.0K0.00%−10,232−94.3%Reduced
Central Trust Co638$153.0K0.00%−175−21.5%Reduced
Focused Wealth Management, Inc648$155.0K0.02%00.0%Unchanged
Kozak & Associates, Inc.784$156.0K0.10%00.0%Unchanged
Manchester Capital Management LLC686$165.0K0.02%+16+2.4%Added
TCI Wealth Advisors, Inc.691$166.0K0.02%−123−15.1%Reduced
First Bank & Trust712$171.0K0.07%−170−19.3%Reduced
AdvisorNet Financial, Inc728$175.0K0.01%−104−12.5%Reduced
Fukoku Mutual Life Insurance Co730$175.0K0.01%−70−8.8%Reduced
Ahrens Investment Partners LLC740$178.0K0.08%00.0%Unchanged
NEXT Financial Group, Inc759$182.0K0.01%+158+26.3%Added
Mechanics Financial Corp760$182.0K0.09%+760New
Allworth Financial LP765$184.0K0.00%−247−24.4%Reduced
GraniteShares Advisors LLC771$184.0K0.09%+771New
Robinson Value Management, Ltd.793$190.0K0.16%00.0%Unchanged
Capital Analysts, LLC801$192.0K0.01%00.0%Unchanged
Community Bank, N.A.800$192.0K0.02%00.0%Unchanged
Umb Bank N A804$193.0K0.00%+804New
Pin Oak Investment Advisors Inc820$197.0K0.20%00.0%Unchanged
Assetmark, Inc821$197.0K0.00%+87+11.9%Added
Cozad Asset Management Inc824$198.0K0.03%−297−26.5%Reduced
BLB&B Advisors, LLC843$202.0K0.01%−200−19.2%Reduced
Park Avenue Securities LLC850$204.0K0.00%−436−33.9%Reduced
Tiemann Investment Advisors, LLC850$204.0K0.09%00.0%Unchanged
Canvas Wealth Advisors, LLC850$204.0K0.07%+73+9.4%Added
Boston Private Wealth LLC855$205.0K0.00%−347−28.9%Reduced
Pekin Hardy Strauss, Inc.856$205.0K0.03%−125−12.7%Reduced
Parisi Gray Wealth Management853$205.0K0.08%00.0%Unchanged
Focus Financial Network, Inc.855$205.1K0.03%−170−16.6%Reduced
XTX Topco Ltd857$206.0K0.12%−1,643−65.7%Reduced
WealthTrust Axiom LLC866$207.0K0.07%00.0%Unchanged
Everett Harris & Co863$207.0K0.00%00.0%Unchanged
Selective Wealth Management, Inc.867$208.0K0.08%−100−10.3%Reduced
Cerity Partners LLC860$208.0K0.00%+860New
Koshinski Asset Management, Inc.874$209.7K0.02%−40−4.4%Reduced
GPS Wealth Strategies Group, LLC880$211.0K0.05%−135−13.3%Reduced
LFA - Lugano Financial Advisors SA880$211.0K0.12%00.0%Unchanged
Joel Isaacson & Co., LLC878$211.0K0.01%00.0%Unchanged
Sutton Wealth Advisors Inc.886$212.6K0.07%−5−0.6%Reduced
Waddell & Associates, LLC887$213.0K0.03%00.0%Unchanged
DuPont Capital Management Corp892$214.0K0.01%−1,947−68.6%Reduced
Byrne Asset Management LLC–$214.0K0.14%–New
Rowland & Co Investment Counsel896$215.0K0.05%+230+34.5%Added
Arkadios Wealth Advisors897$215.0K0.03%−494−35.5%Reduced
Cedar Wealth Management, LLC897$215.0K0.09%00.0%Unchanged
Auxano Advisors, LLC901$216.0K0.10%+23+2.6%Added
Cannon Global Investment Management, LLC900$216.0K0.34%+900New
Financial Advocates Investment Management903$217.0K0.02%−3,928−81.3%Reduced
Gitterman Wealth Management, LLC909$218.0K0.16%+909New
Sigma Investment Counselors Inc914$219.0K0.02%−42−4.4%Reduced
Prospera Financial Services Inc920$220.0K0.01%−6,345−87.3%Reduced
Acima Private Wealth, LLC916$220.0K0.09%00.0%Unchanged
Osborne Partners Capital Management, LLC925$222.0K0.02%00.0%Unchanged
Flagship Harbor Advisors, LLC931$223.0K0.02%−311−25.0%Reduced
Kendall Capital Management940$226.0K0.11%−475−33.6%Reduced
Northern Capital Management, Inc.947$227.0K0.18%00.0%Unchanged
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management950$228.0K0.01%+92+10.7%Added
Probity Advisors, Inc.958$230.0K0.05%−429−30.9%Reduced
Institute for Wealth Management, LLC.971$233.0K0.04%−59−5.7%Reduced
Twin Focus Capital Partners, LLC976$234.0K0.05%+214+28.1%Added
XR Securities LLC977$234.0K0.03%+977New
Intrust Bank NA980$235.0K0.03%−391−28.5%Reduced
Carroll Financial Associates, Inc.1,010$236.0K0.01%−143−12.4%Reduced
CWM, LLC984$236.0K0.00%+984New
Willis Investment Counsel1,000$240.0K0.01%00.0%Unchanged
Cetera Advisors LLC999$240.0K0.00%+89+9.8%Added
Denali Advisors LLC1,000$240.0K0.09%+500+100.0%Added
Hunting Hill Global Capital, LLC1,000$240.0K0.11%+1,000New
Ieq Capital, LLC1,003$241.0K0.01%−1,097−52.2%Reduced
Engine No. 1 LLC1,006$241.0K0.05%+203+25.3%Added
Palisades Hudson Asset Management, L.P.1,014$243.0K0.10%00.0%Unchanged
Mason & Associates Inc1,013$243.0K0.07%+1,013New
Calamos Wealth Management LLC1,017$244.0K0.02%+1,017New
North Star Asset Management Inc1,022$245.0K0.01%00.0%Unchanged
Caldwell Trust Co1,023$245.4K0.03%−35−3.3%Reduced
Mairs & Power Inc1,025$246.0K0.00%00.0%Unchanged
Freestone Capital Holdings, LLC1,025$246.0K0.01%+126+14.0%Added
YorkBridge Wealth Partners, LLC1,037$249.0K0.06%−3−0.3%Reduced
Gratus Capital LLC1,037$249.0K0.02%+2+0.2%Added
Newbridge Financial Services Group, Inc.1,046$251.0K0.12%+250+31.4%Added
MBB Public Markets I LLC1,060$254.0K0.01%+1,060New
Nicholas Hoffman & Company, LLC.1,074$258.0K0.01%+53+5.2%Added
Independent Advisor Alliance1,080$259.0K0.01%−320−22.9%Reduced
IFG Advisory, LLC1,084$260.0K0.03%00.0%Unchanged
Williams Jones Wealth Management, LLC.1,097$263.0K0.00%−25−2.2%Reduced
Cullinan Associates Inc1,100$264.0K0.01%−2,654−70.7%Reduced
Courier Capital LLC1,106$265.0K0.02%00.0%Unchanged
Savant Capital, LLC1,113$267.0K0.01%−128−10.3%Reduced
IHT Wealth Management, LLC1,111$267.0K0.02%−33−2.9%Reduced
Diversified Trust Co1,115$268.0K0.01%−274−19.7%Reduced