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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 2022

Institutional positions in Biogen Inc. as of Jun 30, 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
930
−15 vs. Q1 2022
Shares held
121.8M
−751.2K (−0.6%) vs. Q1 2022
Total value
$25.0B
−$798.5M (−3.1%) vs. Q1 2022
New holders
78
296 more added
Sold out
93
355 more reduced

9 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2022: 930 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 2022: $25.0B
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 20261,047$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 2022

Shares, value and share of portfolio for each institution holding Biogen Inc.; share changes are against Q1 2022.

Institutions holding BIIB in Q2 2022
InstitutionSharesValue% of portfolioChange in sharesAction
CSM Advisors, LLC37,719$7.69M0.71%+158+0.4%Added
Woodline Partners LP37,412$7.63M0.12%−16,655−30.8%Reduced
Amalgamated Bank36,822$7.51M0.07%−43−0.1%Reduced
USS Investment Management Ltd36,348$7.42M0.08%−2,732−7.0%Reduced
ING Groep NV36,102$7.36M0.09%+4,259+13.4%Added
Sio Capital Management, LLC35,900$7.32M2.88%+35,900New
Varma Mutual Pension Insurance Co35,000$7.14M0.11%+15,000+75.0%Added
CIBC Asset Management Inc34,762$7.09M0.03%+3,881+12.6%Added
Factory Mutual Insurance Co33,800$6.89M0.11%00.0%Unchanged
Schonfeld Strategic Advisors LLC32,744$6.68M0.07%+326+1.0%Added
Ensign Peak Advisors, Inc32,666$6.66M0.02%−37,400−53.4%Reduced
NorthCrest Asset Manangement, LLC32,668$6.66M0.34%+499+1.6%Added
ICICI Prudential Asset Management Co Ltd32,380$6.64M1.21%+140.0%Added
Swiss Life Asset Management Ltd32,324$6.60M0.11%+24,075+291.9%Added
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund32,221$6.57M0.08%−6,400−16.6%Reduced
KBC Group NV32,196$6.57M0.03%−1,433−4.3%Reduced
Tower Research Capital LLC (TRC)31,792$6.48M0.15%−15,292−32.5%Reduced
HighTower Advisors, LLC31,488$6.42M0.02%+19,427+161.1%Added
Oregon Public Employees Retirement Fund30,713$6.26M0.09%−18,910−38.1%Reduced
Teacher Retirement System of Texas30,567$6.23M0.04%−7,610−19.9%Reduced
Forsta Ap-Fonden29,800$6.08M0.08%+4,100+16.0%Added
Cubist Systematic Strategies, LLC29,772$6.07M0.05%−88,061−74.7%Reduced
The PNC Financial Services Group, Inc.29,375$5.99M0.01%−5,409−15.6%Reduced
Walleye Trading LLC29,344$5.98M0.14%+10,333+54.4%Added
Tredje AP-fonden29,064$5.93M0.15%00.0%Unchanged
Employees Retirement System of Texas28,800$5.87M0.08%00.0%Unchanged
Greenwood Capital Associates LLC28,765$5.87M0.94%+3,039+11.8%Added
Moore Capital Management, LP28,679$5.85M0.18%+28,679New
TCWP LLC28,632$5.84M1.24%+28,473+17,907.5%Added
National Bank of Canada27,744$5.84M0.03%−82−0.3%Reduced
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main28,401$5.79M0.01%+11,400+67.1%Added
Gulf International Bank (UK) Ltd27,452$5.63M0.10%+400+1.5%Added
Cardinal Capital Management27,338$5.58M1.28%+90+0.3%Added
Janney Montgomery Scott LLC26,960$5.48M0.02%−5,298−16.4%Reduced
PFS Investments Inc.26,829$5.47M0.11%−2,277−7.8%Reduced
IFM Investors Pty Ltd26,833$5.47M0.10%+3,236+13.7%Added
US Bancorp26,485$5.40M0.01%−3,746−12.4%Reduced
Utah Retirement Systems26,029$5.31M0.08%00.0%Unchanged
Aviva PLC25,086$5.12M0.03%−12,283−32.9%Reduced
Hudson Bay Capital Management LP25,000$5.10M0.05%+10,000+66.7%Added
Yousif Capital Management, LLC24,797$5.06M0.07%+1,431+6.1%Added
Profund Advisors LLC24,775$5.05M0.32%−3,499−12.4%Reduced
New York Life Investment Management LLC24,532$5.00M0.06%+24,532New
Public Employees Retirement Association of Colorado24,183$4.93M0.03%−105−0.4%Reduced
Duality Advisers, LP23,848$4.86M0.48%+5,456+29.7%Added
Auxier Asset Management23,740$4.84M0.86%−70−0.3%Reduced
Commonwealth Equity Services, LLC23,356$4.76M0.01%−1,641−6.6%Reduced
Balyasny Asset Management LLC23,306$4.75M0.02%−144,870−86.1%Reduced
Advisor Group Holdings, Inc.22,885$4.68M0.01%+679+3.1%Added
Stephens Inc22,690$4.63M0.09%−341−1.5%Reduced
Alberta Investment Management Corp22,615$4.61M0.03%+19,315+585.3%Added
Bellevue Group AG21,850$4.46M0.06%−500−2.2%Reduced
Hussman Strategic Advisors, Inc.21,700$4.42M0.76%+3,500+19.2%Added
Raymond James Financial Services Advisors, Inc.21,490$4.38M0.01%−1,487−6.5%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys21,323$4.35M0.05%+1,668+8.5%Added
Silverarc Capital Management, LLC20,825$4.25M1.99%+10,577+103.2%Added
Exchange Capital Management, Inc.20,477$4.18M0.91%+126+0.6%Added
Centiva Capital, LP20,165$4.11M0.24%−4,804−19.2%Reduced
Boothbay Fund Management, LLC20,152$4.11M0.14%+20.0%Added
Mutual of America Capital Management LLC19,951$4.07M0.05%+367+1.9%Added
Wolverine Trading, LLC19,225$3.95M0.12%−1,152−5.7%Reduced
Texas Permanent School Fund19,343$3.94M0.06%+290+1.5%Added
Bokf, NA19,280$3.93M0.08%−72−0.4%Reduced
Fort Washington Investment Advisors Inc19,017$3.88M0.03%−978−4.9%Reduced
Qube Research & Technologies Ltd18,881$3.85M0.03%−143,066−88.3%Reduced
Comerica Bank17,405$3.83M0.03%+1,412+8.8%Added
Hartford Investment Management Co18,658$3.81M0.12%+175+0.9%Added
Louisiana State Employees Retirement System17,100$3.77M0.10%00.0%Unchanged
CIBC World Markets Corp18,379$3.75M0.04%−16,100−46.7%Reduced
Shelton Capital Management18,356$3.74M0.17%−200−1.1%Reduced
Janus Henderson Group PLC18,302$3.73M0.00%−340,693−94.9%Reduced
Ilmarinen Mutual Pension Insurance Co18,000$3.67M0.06%00.0%Unchanged
Crossmark Global Holdings, Inc.17,869$3.64M0.09%−319−1.8%Reduced
Natixis Advisors, L.P.17,851$3.64M0.02%+1,973+12.4%Added
Schroder Investment Management Group17,598$3.61M0.01%+2,909+19.8%Added
Verition Fund Management LLC17,117$3.49M0.08%−102,089−85.6%Reduced
HAP Trading, LLC17,101$3.49M0.44%+3,384+24.7%Added
Dai-Ichi Life Insurance Company, Ltd17,086$3.48M0.08%00.0%Unchanged
British Columbia Investment Management Corp17,063$3.48M0.03%−5,618−24.8%Reduced
M&T Bank Corp17,188$3.48M0.02%−511−2.9%Reduced
Meitav Dash Investments Ltd16,993$3.47M0.06%+1,181+7.5%Added
Daiwa Securities Group Inc.15,107$3.44M0.03%+708+4.9%Added
J. Goldman & Co LP16,815$3.43M0.27%+16,815New
CIBC World Markets Inc.16,715$3.41M0.01%+1,471+9.6%Added
Nissay Asset Management Corp16,666$3.40M0.03%+54+0.3%Added
Level Four Advisory Services, LLC16,638$3.39M0.32%+719+4.5%Added
Gotham Asset Management, LLC16,147$3.29M0.11%−9,092−36.0%Reduced
Nomura Holdings Inc15,267$3.28M0.03%−2,604−14.6%Reduced
Jump Financial, LLC16,034$3.27M0.14%+15,079+1,579.0%Added
HealthInvest Partners AB16,000$3.26M7.52%−12,000−42.9%Reduced
Cornerstone Advisors, LLC16,000$3.26M0.17%00.0%Unchanged
Gabelli Funds LLC15,300$3.12M0.02%+225+1.5%Added
Tocqueville Asset Management L.P.15,199$3.10M0.06%−5,517−26.6%Reduced
Point72 Hong Kong Ltd15,096$3.08M0.20%+4,999+49.5%Added
Mariner, LLC14,717$3.00M0.01%+245+1.7%Added
Public Sector Pension Investment Board14,037$2.86M0.03%−6,509−31.7%Reduced
Blair William & Co14,014$2.86M0.01%−512−3.5%Reduced
Pearl River Capital, LLC13,996$2.85M0.67%+1,422+11.3%Added
Quantitative Investment Management, LLC13,832$2.82M0.43%−7,078−33.8%Reduced
Engineers Gate Manager LP13,631$2.78M0.10%+2,295+20.2%Added