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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, Q4 2022

Institutional positions in Biogen Inc. as of Dec 31, 2022. 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
1,033
+64 vs. Q3 2022
Shares held
124.9M
+1.29M (+1.0%) vs. Q3 2022
Total value
$34.6B
+$1.61B (+4.9%) vs. Q3 2022
New holders
160
326 more added
Sold out
96
361 more reduced

18 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2022: 1,033 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 heldQ4 2022: $34.6B
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, Q4 2022

Shares, value and share of portfolio for each institution holding Biogen Inc.; share changes are against Q3 2022.

Institutions holding BIIB in Q4 2022
InstitutionSharesValue% of portfolioChange in sharesAction
KCM Investment Advisors LLC2,919$808.0K0.03%−4−0.1%Reduced
Basepoint Wealth LLC2,925$809.9K0.72%−75−2.5%Reduced
Atria Wealth Solutions, Inc.2,954$818.0K0.01%+724+32.5%Added
Cim Investment Mangement Inc2,979$824.9K0.32%−1,612−35.1%Reduced
Forum Financial Management, LP2,999$830.5K0.03%−1,102−26.9%Reduced
Aquila Investment Management LLC3,000$830.8K0.64%+1,000+50.0%Added
Northeast Financial Consultants Inc3,039$841.6K0.06%−241−7.3%Reduced
Autumn Glory Partners, LLC3,057$846.5K0.45%−823−21.2%Reduced
Peapack Gladstone Financial Corp3,096$857.0K0.02%−441−12.5%Reduced
Baker Tilly Wealth Management, LLC3,096$857.3K0.11%+18+0.6%Added
Scott Investment Partners LLP3,100$858.0K2.07%00.0%Unchanged
Pallas Capital Advisors LLC3,058$873.9K0.09%+4+0.1%Added
Eqis Capital Management, Inc.3,215$890.3K0.10%+501+18.5%Added
Transcend Wealth Collective, LLC3,245$898.6K0.10%−600−15.6%Reduced
Three Bridge Wealth Advisors, LLC3,257$901.9K0.48%−774−19.2%Reduced
Quantamental Technologies LLC3,271$905.8K0.41%+1,950+147.6%Added
Belpointe Asset Management LLC3,297$913.0K0.06%−200−5.7%Reduced
Monetta Financial Services Inc3,300$913.8K1.05%00.0%Unchanged
SYSTM Wealth Solutions LLC3,363$931.3K0.12%+3,363New
Fifth Third Bancorp3,365$931.8K0.00%+384+12.9%Added
Avidian Wealth Solutions, LLC3,392$939.3K0.06%−528−13.5%Reduced
Horizon Investments, LLC3,434$951.0K0.03%−3,371−49.5%Reduced
Advisor Partners II, LLC3,452$955.9K0.06%+761+28.3%Added
SkyView Investment Advisors, LLC3,486$965.0K0.29%−203−5.5%Reduced
Seizert Capital Partners, LLC3,493$967.3K0.05%+3,493New
Focus Financial Network, Inc.3,496$968.1K0.08%+31+0.9%Added
E Fund Management Co., Ltd.3,511$972.0K0.08%−1,128−24.3%Reduced
Scotia Capital Inc.3,516$973.7K0.01%+3,516New
Massachusetts Wealth Management3,400$989.1K0.96%+3,400New
Ieq Capital, LLC3,572$989.2K0.03%+278+8.4%Added
Motley Fool Asset Management LLC3,607$998.9K0.11%−160−4.2%Reduced
Quantinno Capital Management LP3,647$1.01M0.08%+3,647New
Paragon Capital Management Inc3,652$1.01M0.94%+3,652New
Investment House LLC3,660$1.01M0.09%00.0%Unchanged
Mirova3,662$1.01M0.16%+695+23.4%Added
Trail Ridge Investment Advisors, LLC3,670$1.02M0.70%+88+2.5%Added
Linden Thomas Advisory Services, LLC3,671$1.02M0.29%+3,671New
Horizon Kinetics Asset Management LLC3,750$1.04M0.02%00.0%Unchanged
Cognios Beta Neutral Large Cap Fund, LP3,786$1.05M1.01%+3,786New
Ironwood Financial, llc3,814$1.06M0.33%00.0%Unchanged
Impax Asset Management Group plc3,824$1.06M0.00%+3,824New
Pictet & Cie (Europe) SA3,860$1.07M0.05%+1,321+52.0%Added
Bank Pictet & Cie (Asia) Ltd3,865$1.07M0.38%+658+20.5%Added
Vestcor Inc3,888$1.08M0.04%+437+12.7%Added
BI Asset Management Fondsmaeglerselskab A/S3,900$1.08M0.03%+2,745+237.7%Added
Mutual Advisors, LLC3,904$1.08M0.05%−145−3.6%Reduced
Roberts Glore & Co Inc3,923$1.09M0.38%−1,703−30.3%Reduced
Legacy Wealth Asset Management, LLC3,946$1.09M0.42%−147−3.6%Reduced
Everence Capital Management Inc3,950$1.09M0.09%+90+2.3%Added
Texas Yale Capital Corp.3,987$1.10M0.06%00.0%Unchanged
Cohen Klingenstein LLC4,000$1.11M0.06%00.0%Unchanged
Hudson Canyon Capital Management4,000$1.11M1.02%+1,250+45.5%Added
Empirical Finance, LLC4,019$1.11M0.12%+289+7.7%Added
South Dakota Investment Council4,019$1.11M0.02%00.0%Unchanged
Arden Trust Co4,024$1.11M0.23%−399−9.0%Reduced
Whittier Trust Co4,026$1.11M0.02%−38−0.9%Reduced
Tiaa, FSB4,030$1.12M0.00%−705−14.9%Reduced
Estabrook Capital Management4,033$1.12M0.19%00.0%Unchanged
Baldwin Brothers Inc4,058$1.12M0.10%+3,658+914.5%Added
Farmers & Merchants Investments Inc4,067$1.13M0.05%+23+0.6%Added
Cetera Investment Advisers4,073$1.13M0.01%+2,148+111.6%Added
Alhambra Investment Partners LLC4,087$1.13M0.82%−848−17.2%Reduced
AIA Group Ltd4,172$1.16M0.07%+3,452+479.4%Added
Veritable, L.P.4,188$1.16M0.02%+16+0.4%Added
Strategic Wealth Partners, Ltd.4,247$1.18M0.22%−499−10.5%Reduced
Cetera Advisor Networks LLC4,248$1.18M0.01%+2,063+94.4%Added
XR Securities LLC4,363$1.21M1.44%+4,363New
TD Waterhouse Canada Inc.4,135$1.21M0.01%−448−9.8%Reduced
Crosspoint Capital Strategies, LLC4,384$1.21M2.41%+4,384New
Tactive Advisors, LLC4,389$1.22M0.79%+4,389New
Enterprise Bank & Trust Co4,390$1.22M0.58%−10−0.2%Reduced
Bessemer Group Inc4,390$1.22M0.00%−170−3.7%Reduced
Fernwood Investment Management, LLC4,430$1.23M0.51%−400−8.3%Reduced
China Universal Asset Management Co., Ltd.4,452$1.23M0.50%+3,093+227.6%Added
Northwestern Mutual Investment Management Company, LLC4,512$1.25M0.03%−877−16.3%Reduced
D.A. Davidson & Co.4,588$1.27M0.01%−3,289−41.8%Reduced
Lombard Odier Asset Management (Europe) Ltd4,598$1.27M0.05%−4,798−51.1%Reduced
Pinnacle Associates Ltd4,607$1.28M0.03%+5+0.1%Added
Stratos Wealth Partners, LTD.4,663$1.29M0.03%−76−1.6%Reduced
Dynamic Technology Lab Private Ltd4,737$1.31M0.13%+4,737New
Pacer Advisors, Inc.4,803$1.33M0.01%−342,262−98.6%Reduced
Richwood Investment Advisors, LLC4,809$1.33M1.34%−94−1.9%Reduced
Capital Financial Services, LLC4,835$1.34M1.85%−105−2.1%Reduced
National Asset Management, Inc.4,851$1.34M0.04%+604+14.2%Added
Citizens & Northern Corp4,861$1.35M0.56%+180+3.8%Added
TD Private Client Wealth LLC4,887$1.35M0.06%−818−14.3%Reduced
Advisory Services Network, LLC4,897$1.36M0.04%+1,631+49.9%Added
Echo Street Capital Management LLC4,946$1.37M0.01%+2,805+131.0%Added
Cornercap Investment Counsel Inc4,991$1.38M0.24%−3,915−44.0%Reduced
Tudor Investment Corp Et Al4,995$1.38M0.03%−4,548−47.7%Reduced
Carlson Capital L P5,000$1.38M0.11%+2,500+100.0%Added
Tower Research Capital LLC (TRC)5,008$1.39M0.06%−30,785−86.0%Reduced
Ameritas Investment Partners, Inc.4,799$1.40M0.06%−243−4.8%Reduced
Unison Advisors LLC5,078$1.41M0.18%00.0%Unchanged
CAPROCK Group, Inc.5,132$1.42M0.13%+200+4.1%Added
Sumitomo Life Insurance Co5,170$1.43M0.11%−278−5.1%Reduced
O'Shaughnessy Asset Management, LLC5,174$1.43M0.02%−42,734−89.2%Reduced
Kentucky Retirement Systems Insurance Trust Fund5,200$1.44M0.12%00.0%Unchanged
Arlington Partners LLC5,279$1.46M0.23%−1,356−20.4%Reduced
Spears Abacus Advisors LLC5,280$1.46M0.14%00.0%Unchanged