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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.

Q4 2023 vs. Q3 2023

How the institutions holding Biogen Inc. changed between Q3 2023 and Q4 2023.

All holders in Q4 2023All holders in Q3 2023

13F holders of BIIB: Q3 2023 compared with Q4 2023
MeasureQ3 2023Of which not filed for Q4 2023Q4 2023Change
Holders966171,005+56
Shares125.0M269.1K128.7M+4.02M (+3.2%)
Value$32.2B$69.2M$33.3B+$1.22B (+3.8%)

17 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so the changes leave them out.

New holders (137)

Institutions that held Biogen Inc. at the end of Q4 2023 but not at the end of Q3 2023.

Showing the largest 100 of 137 by value.

Institutions new to BIIB in Q4 2023
InstitutionSharesValue% of portfolio
Woodline Partners LP80,600$20.9M0.23%
Vestal Point Capital, LP75,000$19.4M2.06%
Capitolis Liquid Global Markets LLC54,000$14.0M0.57%
Tri Locum Partners LP45,814$11.9M5.82%
Caxton Associates LP45,000$11.6M0.60%
Degroof Petercam Asset Management40,300$10.4M0.14%
Capital World Investors34,200$8.85M0.00%
Healthcare of Ontario Pension Plan Trust Fund25,000$6.47M0.02%
Sivik Global Healthcare LLC25,000$6.47M2.70%
Stoneridge Investment Partners LLC24,322$6.29M2.65%
Summit Partners Public Asset Management, LLC20,830$5.39M0.29%
Investment Management Corp of Ontario20,557$5.32M0.13%
Groupama Asset Managment15,783$4.09M0.11%
Prime Capital Investment Advisors, LLC14,199$3.67M0.06%
Varma Mutual Pension Insurance Co14,100$3.65M0.04%
Quotient Wealth Partners, LLC13,313$3.45M0.13%
Fred Alger Management, LLC13,235$3.42M0.02%
Kinneret Advisory, LLC12,761$3.30M0.37%
Arlington Partners LLC11,656$3.02M0.87%
Bayesian Capital Management, LP11,600$3.00M0.32%
Diversified Trust Co11,272$2.92M0.10%
Beck Bode, LLC10,677$2.76M0.62%
Pathstone Holdings, LLC10,409$2.69M0.01%
Leo Wealth, LLC8,754$2.26M0.23%
Exome Asset Management LLC8,200$2.12M2.10%
Thor Investment Management Inc7,013$1.81M1.58%
Stevens Capital Management LP6,304$1.63M0.41%
Partnership Wealth Management, LLC6,479$1.60M1.20%
Alaska Permanent Fund Corp6,103$1.58M0.03%
Summit Global Investments6,088$1.57M0.10%
Kestra Private Wealth Services, LLC5,262$1.36M0.03%
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management5,234$1.35M0.05%
Eaton Financial Holdings Company, LLC5,062$1.31M0.32%
Atria Investments LLC4,374$1.13M0.02%
Premier Path Wealth Partners, LLC3,825$1.00M0.22%
Dohj, LLC3,675$951.0K0.28%
Cowen and Company, LLC3,326$860.7K0.06%
CenterBook Partners LP3,308$856.0K0.10%
Northwest Bank & Trust Co3,273$846.9K0.76%
Aigen Investment Management, LP3,108$804.3K0.14%
Adviser Investments LLC3,022$781.9K0.01%
Nomura Holdings Inc2,924$756.6K0.01%
Focus Financial Network Inc2,777$718.6K0.03%
Intact Investment Management Inc.2,300$595.2K0.02%
Inspire Trust Co, N.A.2,275$588.7K0.61%
Moran Wealth Management, LLC2,102$543.9K0.02%
Tritonpoint Wealth, LLC2,023$523.5K0.05%
Northwest & Ethical Investments L.P.2,000$517.5K0.02%
Proathlete Wealth Management LLC1,924$497.9K0.29%
Fox Hill Wealth Management1,904$492.7K0.38%
Wynn Capital, LLC1,758$454.9K0.37%
Maven Securities LTD1,709$442.2K0.05%
Headlands Technologies LLC1,693$438.1K0.13%
Balanced Rock Investment Advisor1,648$426.5K0.38%
HighPoint Advisor Group LLC1,917$415.0K0.03%
Maverick Capital LtdSuperinvestorMaverick Capital1,600$414.0K0.01%
Gsa Capital Partners LLP1,471$381.0K0.03%
Concurrent Investment Advisors, LLC1,430$370.0K0.02%
Aviso Wealth Management1,425$368.7K0.27%
Jump Financial, LLC1,337$346.0K0.01%
Insigneo Advisory Services, LLC1,287$333.0K0.05%
Hara Capital LLC1,174$303.8K0.21%
Fiduciary Family Office, LLC1,172$303.3K0.13%
Advisor Resource Council1,151$297.8K0.03%
Lighthouse Investment Partners, LLC1,053$272.5K0.02%
NorthRock Partners, LLC1,050$271.7K0.01%
Harbour Capital Advisors, LLC1,025$270.0K0.07%
Cidel Asset Management Inc1,036$268.1K0.01%
Gitterman Wealth Management, LLC980$253.6K0.11%
LM Advisors LLC965$249.7K0.05%
Gladstone Institutional Advisory LLC961$248.7K0.01%
Lake Street Advisors Group, LLC866$224.1K0.01%
CX Institutional865$223.8K0.01%
Oracle Alpha Inc.865$223.8K0.29%
Fukoku Mutual Life Insurance Co853$220.7K0.02%
M3 Advisory Group, LLC848$219.4K0.26%
TCG Advisory Services, LLC843$218.1K0.02%
Icon Wealth Advisors, LLC832$215.3K0.02%
Dynamic Technology Lab Private Ltd824$213.0K0.02%
Phoenix Holdings Ltd.760$207.1K0.00%
AJOVista, LLC778$201.3K0.25%
Towarzystwo Funduszy Inwestycyjnych Pzu SA525$135.9K0.06%
GAMMA Investing LLC486$119.9K0.03%
Principal Securities, Inc.451$116.7K0.00%
Richardson Financial Services Inc.437$113.1K0.10%
Rakuten Investment Management, Inc.358$93.3K0.00%
FSA Wealth Management LLC344$89.0K0.04%
Kiely Wealth Advisory Group, Inc.247$60.6K0.04%
GeoWealth Management, LLC233$60.0K0.00%
Custom Portfolio Group LLC231$59.8K0.05%
Planned Solutions, Inc.200$51.8K0.02%
CVA Family Office, LLC140$36.2K0.01%
Broadwater Capital Management LLC140$36.2K0.03%
Long Island Wealth Management, Inc.133$34.0K0.02%
Livelsberger Financial Advisory100$25.9K0.02%
Cetera Trust Company, N.A75$19.4K0.01%
SYSTM Wealth Solutions LLC74$19.1K0.00%
Turtle Creek Wealth Advisors, LLC73$18.9K0.01%
Rothschild Investment LLC71$18.4K0.00%
Sachetta, LLC71$18.4K0.01%

Sold out (81)

Institutions that held Biogen Inc. at the end of Q3 2023 and filed for Q4 2023 without it.

Institutions that sold out of BIIB in Q4 2023
InstitutionShares, Q3 2023Value, Q3 2023
Samlyn Capital, LLC420,355$108.0M
ExodusPoint Capital Management, LP209,160$53.8M
Arrowstreet Capital, Limited Partnership196,954$50.6M
PFM Health Sciences, LP186,635$48.0M
Avidity Partners Management LP115,400$29.7M
Boone Capital Management LLC96,115$24.7M
J. Goldman & Co LP56,921$14.6M
Grantham, Mayo, Van Otterloo & Co. LLC56,740$14.6M
Point72 Asset Management, L.P.48,100$12.4M
Jupiter Asset Management Ltd41,279$10.6M
Bridger Management, LLC34,261$8.81M
Parallax Volatility Advisers, L.P.24,775$6.37M
Old Mission Capital LLC19,823$5.09M
LMR Partners LLP15,294$3.93M
Agf Management Ltd11,137$2.86M
Teza Capital Management LLC10,664$2.74M
L2 Asset Management, LLC101$2.29M
La Banque Postale Asset Management SA6,795$1.75M
Qube Research & Technologies Ltd6,328$1.63M
Clear Street LLC5,000$1.29M
Estate Counselors, LLC4,590$1.18M
Edgestream Partners, L.P.4,386$1.13M
Essex Investment Management Co LLC4,235$1.09M
Pearl River Capital, LLC4,098$1.05M
Arjuna Capital3,772$969.4K
Strategic Wealth Partners, Ltd.3,376$867.7K
Westwood Holdings Group Inc.2,683$690.0K
Pallas Capital Advisors LLC2,677$635.0K
Kapitalo Investimentos Ltda2,379$611.4K
Lloyd Advisory Services, LLC.2,146$551.5K
Campbell & CO Investment Adviser LLC2,093$537.9K
Fund Management at Engine No. 1 LLC2,071$532.3K
Winton Group Ltd2,063$530.2K
Centiva Capital, LP2,013$517.4K
Vinva Investment Management Ltd1,997$514.9K
Brevan Howard Capital Management LP1,928$495.5K
Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors1,620$416.4K
Elevatus Welath Management1,555$399.7K
Wesbanco Bank Inc1,488$382.4K
Moody National Bank Trust Division1,485$381.7K
Simplex Trading, LLC1,447$371.0K
Walleye Capital LLC1,438$369.6K
Lavaca Capital LLC1,434$368.6K
Meiji Yasuda Life Insurance Co1,401$360.1K
Sompo Asset Management Co., Ltd.1,100$282.7K
Foundations Investment Advisors, LLC1,099$282.5K
Cognios Beta Neutral Large Cap Fund, LP1,080$277.6K
Worldquant Millennium Advisors LLC1,066$274.0K
Kingswood Wealth Advisors, LLC1,006$258.6K
Himension Fund998$256.5K
Fort Sheridan Advisors LLC995$255.7K
Zhang Financial LLC931$245.1K
Narus Financial Partners, LLC900$231.3K
Shay Capital LLC900$231.3K
Stratos Wealth Advisors, LLC877$225.4K
Founders Financial Alliance, LLC872$224.1K
Nilsine Partners, LLC857$220.3K
Avantax Advisory Services, Inc.833$214.1K
Twinbeech Capital LP816$209.7K
One Wealth Advisors, LLC809$207.9K
Alpha Cubed Investments, LLC802$206.1K
Newbridge Financial Services Group, Inc.500$128.5K
WR Wealth Planners, LLC365$93.8K
HM Payson & Co250$64.3K
Baker Avenue Asset Management, LP183$47.0K
Catalyst Capital Advisors LLC107$27.5K
Earnest Partners LLC82$21.1K
Stonebridge Capital Advisors LLC60$15.4K
Atlas Capital Advisors LLC60$15.4K
Riverview Trust Co47$12.1K
Blue Bell Private Wealth Management, LLC40$10.3K
Hazlett, Burt & Watson, Inc.35$9.00K
Perkins Coie Trust Co22$5.65K
Rock Creek Group, LP20$5.14K
Activest Wealth Management15$3.85K
Avion Wealth13$2.00K
Park Place Capital Corp7$1.80K
1832 Asset Management L.P.5$1.28K
PFG Private Wealth Management, LLC4$1.03K
ClariVest Asset Management LLC2$1.00K
NewSquare Capital LLC3$771

Not filed for Q4 2023 yet (17)

Institutions that held Biogen Inc. at the end of Q3 2023 and haven't filed a 13F for Q4 2023. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding BIIB in Q3 2023 that haven't filed for Q4 2023
InstitutionShares, Q3 2023Value, Q3 2023
Virginia Retirement Systems Et Al198,804$51.1M
International Biotechnology Trust PLC40,200$10.3M
First Republic Investment Management, Inc.7,209$1.85M
Advisor Partners II, LLC5,750$1.48M
Pathstone Family Office, LLC5,576$1.43M
Scott Investment Partners LLP3,100$797.0K
Focus Financial Network, Inc.2,795$718.3K
Ropes Wealth Advisors LLC2,068$531.5K
Tradewinds, LLC.1,144$294.0K
Icon Wealth Partners, LLC910$233.9K
Syntax Advisors, LLC899$231.1K
WFA of San Diego, LLC433$111.3K
KB Financial Partners, LLC121$31.0K
Steward Financial Group LLC66$16.0K
Johnson Midwest Financial, LLC36$9.25K
Sutton Wealth Advisors Inc.33$8.48K
Column Capital Advisors, LLC2$514