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Biogen (BIIB) Institutional Ownership

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$121.08 +0.91 (+0.76%)
As of 04:00 PM Eastern
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Institutional Ownership Changes (13F Filings) for Biogen (NASDAQ:BIIB)

Current
Institutional Ownership
Percentage
87.93%
Number of
Institutional Buyers
(last 12 months)
529
Total
Institutional Inflows
(last 12 months)
$3.85B
Number of
Institutional Sellers
(last 12 months)
383
Total
Institutional Outflows
(last 12 months)
$2.26B
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BIIB Institutional Buying and Selling by Quarter

Biogen Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
4/30/2025Nisa Investment Advisors LLC153,217$20.97M0.1%-23.1%0.105%
4/30/2025Banque Pictet & Cie SA68,274$9.34M0.1%+7.5%0.047%
4/30/2025New Mexico Educational Retirement Board6,824$934K0.0%-1.4%0.005%
4/30/2025Court Place Advisors LLC4,370$598K0.2%-23.2%0.003%
4/30/2025Linden Thomas Advisory Services LLC7,689$1.05M0.1%+9.4%0.005%
4/30/2025Greenleaf Trust2,955$404K0.0%-41.7%0.002%
4/30/2025DekaBank Deutsche Girozentrale109,198$14.96M0.0%+0.4%0.075%
4/30/2025Personal CFO Solutions LLC2,027$277K0.1%+31.2%0.001%
4/30/2025M&T Bank Corp12,302$1.68M0.0%-15.2%0.008%
4/30/2025Stratos Wealth Partners LTD.2,236$306K0.0%-17.1%0.002%
4/30/2025Blackhawk Capital Partners LLC.2,789$382K0.2%N/A0.002%
4/30/2025Brown Advisory Inc.7,257$993K0.0%-97.9%0.005%
4/30/2025ARGA Investment Management LP4,133$566K0.0%+17.0%0.003%
4/30/2025China Universal Asset Management Co. Ltd.33,060$4.52M0.4%-0.9%0.023%
4/30/2025Crossmark Global Holdings Inc.3,602$493K0.0%-14.0%0.002%
4/29/2025Envestnet Asset Management Inc.52,294$7.16M0.0%+12.8%0.036%
4/29/2025Bank of New York Mellon Corp953,811$130.52M0.0%-2.2%0.652%
4/29/2025Impax Asset Management Group plc35,846$4.91M0.0%-2.4%0.024%
4/29/2025Kintegral Advisory LLC13,038$1.78M0.3%-32.9%0.009%
4/29/2025IFM Investors Pty Ltd34,013$4.65M0.0%+1.8%0.023%
4/29/2025GF Fund Management CO. LTD.35,435$4.85M0.1%+3.5%0.024%
4/29/2025OneDigital Investment Advisors LLC1,688$231K0.0%N/A0.001%
4/29/2025Calamos Advisors LLC36,970$5.06M0.0%+1.1%0.025%
4/28/2025 North Capital Inc.438$60K0.1%N/A0.000%
4/28/2025 D.A. Davidson & CO.1,518$208K0.0%-6.1%0.001%
4/28/2025 Principal Financial Group Inc.164,836$22.56M0.0%+0.1%0.113%
4/28/2025 Oregon Public Employees Retirement Fund12,598$1.72M0.0%+0.9%0.009%
4/28/2025 Teacher Retirement System of Texas39,872$5.46M0.0%-23.6%0.027%
4/28/2025 Private Trust Co. NA229$31K0.0%+74.8%0.000%
4/28/2025 Keybank National Association OH7,511$1.03M0.0%-1.6%0.005%
4/28/2025 Provident Co of the Employees of the Hebrew University LTD12,529$1.71M2.0%+38.3%0.009%
4/28/2025 Sumitomo Mitsui DS Asset Management Company Ltd18,158$2.49M0.0%+2.2%0.012%
4/28/2025 Cidel Asset Management Inc.1,672$229K0.0%+10.6%0.001%
4/28/2025 Vontobel Holding Ltd.15,939$2.18M0.0%+4.4%0.011%
4/25/2025 JNBA Financial Advisors626$86K0.0%-27.7%0.000%
4/25/2025 Mather Group LLC.2,767$379K0.0%+60.1%0.002%
4/25/2025 Deseret Mutual Benefit Administrators1,388$190K0.1%-13.9%0.001%
4/25/2025 Westside Investment Management Inc.2,660$359K0.1%+97.0%0.002%
4/25/2025 New York State Teachers Retirement System107,676$14.73M0.0%-3.1%0.074%
4/25/2025 Amalgamated Bank28,454$3.89M0.0%+0.9%0.019%
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4/25/2025 Waterfront Wealth Inc.1,593$218K0.1%N/A0.001%
4/25/2025 Hills Bank & Trust Co4,757$651K0.0%+4.1%0.003%
4/25/2025 KBC Group NV34,340$4.70M0.0%+2.5%0.023%
4/25/2025 Sumitomo Mitsui Trust Group Inc.416,960$57.06M0.0%+6.5%0.285%
4/24/2025 J. L. Bainbridge & Co. Inc.124,522$17.04M1.7%+27.1%0.085%
4/24/2025 Allspring Global Investments Holdings LLC10,862$1.43M0.0%+58.7%0.007%
4/24/2025 Mirae Asset Global Investments Co. Ltd.55,084$7.62M0.0%+15.8%0.038%
4/24/2025 Money Concepts Capital Corp5,975$818K0.1%-34.9%0.004%
4/24/2025 Illinois Municipal Retirement Fund64,138$8.78M0.1%+3.1%0.044%
4/24/2025 Old North State Wealth Management LLC19,904$2.72M1.5%+28.7%0.014%
4/24/2025 Loring Wolcott & Coolidge Fiduciary Advisors LLP MA6,193$847K0.0%-4.4%0.004%
4/24/2025 Perpetual Ltd1,797$246K0.0%N/A0.001%
4/23/2025 Robeco Institutional Asset Management B.V.453,529$62.06M0.1%+11.1%0.310%
4/23/2025 Alpine Bank Wealth Management895$122K0.0%N/A0.001%
4/23/2025 Arlington Partners LLC27,725$3.79M1.5%N/A0.019%
4/23/2025 Golden State Wealth Management LLC577$79K0.0%+117.7%0.000%
4/23/2025 Bessemer Group Inc.3,037$415K0.0%+31.6%0.002%
4/23/2025 Horizon Bancorp Inc. IN627$86K0.0%+36.0%0.000%
4/23/2025 Kirr Marbach & Co. LLC IN33,444$4.58M1.1%+12.2%0.023%
4/23/2025 Chevy Chase Trust Holdings LLC77,115$10.55M0.0%+0.4%0.053%
4/23/2025 Asset Management One Co. Ltd.61,420$8.41M0.0%+5.5%0.042%
4/22/2025 Flagship Harbor Advisors LLC2,440$334K0.0%+57.1%0.002%
4/22/2025 Cambridge Investment Research Advisors Inc.3,828$524K0.0%+11.3%0.003%
4/22/2025 Kennedy Investment Group1,673$229K0.1%-12.9%0.001%
4/22/2025 Kentucky Retirement Systems Insurance Trust Fund4,236$580K0.0%-49.4%0.003%
4/22/2025 Intact Investment Management Inc.500$68K0.0%N/A0.000%
4/22/2025 North Growth Management Ltd.34,000$4.65M1.0%+88.9%0.023%
4/21/2025 Citizens & Northern Corp4,713$645K0.2%+62.9%0.003%
4/21/2025 Proathlete Wealth Management LLC2,067$283K0.1%+12.1%0.001%
4/21/2025 Retirement Systems of Alabama183,551$25.12M0.1%-1.0%0.125%
4/21/2025 Premier Path Wealth Partners LLC8,712$1.19M0.2%+15.3%0.006%
4/21/2025 Johnson Investment Counsel Inc.1,513$207K0.0%-9.9%0.001%
4/21/2025 State of Alaska Department of Revenue19,719$2.70M0.0%+2.8%0.013%
4/21/2025 CWA Asset Management Group LLC22,468$3.08M0.1%N/A0.015%
4/17/2025 NBT Bank N A NY249$34K0.0%-63.9%0.000%
4/17/2025 Grove Bank & Trust444$61K0.0%+255.2%0.000%
4/17/2025 Grimes & Company Inc.59,334$8.12M0.3%+131.7%0.041%
4/17/2025 QRG Capital Management Inc.4,039$553K0.0%+55.1%0.003%
4/17/2025 Janney Montgomery Scott LLC17,941$2.46M0.0%+45.6%0.012%
4/17/2025 Mission Wealth Management LP1,850$253K0.0%-20.3%0.001%
4/17/2025 Bank Pictet & Cie Europe AG1,614$221K0.0%N/A0.001%
4/17/2025 Trust Co. of Toledo NA OH2,264$310K0.0%+12.5%0.002%
4/17/2025 Exchange Traded Concepts LLC2,405$329K0.0%+5.2%0.002%
4/17/2025 Dohj LLC8,592$1.18M0.3%-1.8%0.006%
4/17/2025 Missouri Trust & Investment Co6,325$866K0.3%+63.6%0.004%
4/16/2025 Opal Wealth Advisors LLC191$26K0.0%N/A0.000%
4/16/2025 Wealth Enhancement Advisory Services LLC19,049$2.61M0.0%+15.8%0.013%
4/16/2025 CVA Family Office LLC231$32K0.0%+71.1%0.000%
4/16/2025 Crowley Wealth Management Inc.5,295$725K0.7%-14.3%0.004%
4/16/2025 Quintet Private Bank Europe S.A.927$127K0.0%-34.5%0.001%
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4/16/2025 NorthCrest Asset Manangement LLC34,532$4.73M0.1%+6.6%0.024%
4/16/2025 Mogy Joel R Investment Counsel Inc.6,260$857K0.1%-8.7%0.004%
4/15/2025 Fifth Third Bancorp5,489$751K0.0%+69.1%0.004%
4/15/2025 CX Institutional1,315$180K0.0%N/A0.001%
4/15/2025 Assenagon Asset Management S.A.44,796$6.13M0.0%+3.1%0.031%
4/15/2025 Integrated Advisors Network LLC2,180$298K0.0%+45.8%0.001%
4/15/2025 Handelsbanken Fonder AB80,254$10.98M0.0%-2.1%0.055%
4/15/2025 Avanza Fonder AB15,287$2.01M0.1%-1.6%0.010%
4/15/2025 GAMMA Investing LLC1,862$255K0.0%+367.8%0.001%
4/14/2025 Harbor Capital Advisors Inc.2,253$308K0.0%N/A0.002%
(Data available from 1/1/2016 forward)

BIIB Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of BIIB shares?

During the previous two years, 1,034 institutional investors and hedge funds held shares of Biogen. The most heavily invested institutionals were BlackRock Inc. ($4.01B), Vanguard Group Inc. ($2.56B), Primecap Management Co. CA ($2.45B), State Street Corp ($1.42B), Wellington Management Group LLP ($754.01M), International Assets Investment Management LLC ($695.87M), and Geode Capital Management LLC ($563.71M).Learn more on BIIB's institutional investors.

What percentage of Biogen stock is owned by institutional investors?

87.93% of Biogen stock is owned by institutional investors. Learn more on BIIB's institutional investor holdings.

Which institutional investors have been buying Biogen stock?

Of the 840 institutional investors that purchased Biogen stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Vanguard Group Inc. ($4.45M), Norges Bank ($3.79M), Pacer Advisors Inc. ($2.67M), Envestnet Asset Management Inc. ($2.27M), Bank Julius Baer & Co. Ltd Zurich ($2.08M), Van ECK Associates Corp ($1.92M), and FMR LLC ($917.78K).

How much institutional buying is happening at Biogen?

Institutional investors have bought a total of 41,974,328 shares in the last 24 months. This purchase volume represents approximately $9.06B in transactions.

Which Biogen major shareholders have been selling company stock?

Of the 618 institutional investors that sold Biogen stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Envestnet Asset Management Inc. ($2.47M), Van ECK Associates Corp ($1.64M), FMR LLC ($1.51M), T. Rowe Price Investment Management Inc. ($1.16M), Ameriprise Financial Inc. ($1.01M), Clearbridge Investments LLC ($996.33K), and Sarissa Capital Management LP ($616.05K).

How much institutional selling is happening at Biogen?

Institutional investors have sold a total of 23,973,842 shares in the last 24 months. This volume of shares sold represents approximately $5.31B in transactions.


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This page (NASDAQ:BIIB) was last updated on 4/30/2025 by MarketBeat.com Staff
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