Who owns Biogen Idec?

Top Holders and Investors of BIIB Stock

Find out who owns Biogen Idec, who bought BIIB this quarter, and who sold BIIB?

Fund or Company Name Number of Shares Valued At Change in Shares As Of
BlackRock 16.04M $5.08B 2% Mar 2020
PRIMECAP Management Company 15.97M $5.05B 5% Mar 2020
Vanguard Group 14.24M $4.50B 3% Mar 2020
State Street Corporation 8.26M $2.61B 0% Mar 2020
Renaissance Technologies 4.47M $1.42B -2% Mar 2020
ClearBridge Advisors 4.41M $1.39B -14% Mar 2020
T. Rowe Price Associates 4.28M $1.36B 113% Mar 2020
Wellington Management Company 4.10M $1.30B -12% Mar 2020
Geode Capital Management 3.37M $1.06B 2% Mar 2020
Susquehanna International 2.55M $805.68M -14% Mar 2020
Northern Trust 2.47M $781.71M -1% Mar 2020
FMR 2.19M $692.19M 50% Mar 2020
AQR Capital Management 2.12M $661.48M -20% Mar 2020
Jpmorgan Chase & Co 1.46M $460.64M 1% Mar 2020
Citadel Advisors 1.42M $449.95M -27% Mar 2020
American Century Companies 1.28M $405.58M -3% Mar 2020
Legal & General Group 1.26M $366.64M 0% Mar 2020
Bank of America Corporation 1.21M $381.54M -16% Mar 2020
Pioneer Investment Management 1.17M $369.82M 36% Mar 2020
Ubs Global Asset Management Americas 1.09M $346.26M -1% Mar 2020
Deutsche Bank Aktiengesellschaft 1.07M $338.06M -22% Mar 2020
Nuveen Asset Management 1.01M $320.00M 100% Mar 2020
LSV Asset Management 1.01M $269.63M -6% Jun 2020
Dimensional Fund Advisors 958.99k $303.37M 15% Mar 2020
Invesco 944.34k $298.06M -14% Mar 2020
Charles Schwab Investment Management 937.80k $296.70M 0% Mar 2020
PEAK6 Investments 801.28k $253.51M 43% Mar 2020
Sumitomo Mitsui Trust Holdings 763.53k $204.28M -4% Jun 2020
Capital World Investors 718.41k $227.29M -61% Mar 2020
Parametric Portfolio Associates 711.60k $225.13M 13% Mar 2020
Wells Fargo & Company 702.54k $222.27M -16% Mar 2020
Swiss National Bank 688.46k $184.20M -2% Jun 2020
Pictet Asset Management 686.76k $217.28M 8% Mar 2020
Franklin Resources 646.07k $204.40M 10% Mar 2020
Berkshire Hathaway 643.02k $203.44M -1% Mar 2020
Sarissa Capital Management 643.00k $203.43M 0% Mar 2020
Citigroup 622.29k $196.89M -15% Mar 2020
Barclays 621.03k $195.63M -36% Mar 2020
Credit Suisse 596.99k $188.87M -20% Mar 2020
Redmile Group 589.30k $186.44M 29% Mar 2020
Allianz Asset Management 582.65k $184.34M -8% Mar 2020
UBS Group 577.24k $154.44M -4% Jun 2020
Man Group 567.89k $179.86M -20% Mar 2020
Glenmede Trust Company 533.52k $158.31M 0% Mar 2020
Nordea Investment Management Ab 520.84k $162.36M 0% Mar 2020
Schroder Investment Management Group 513.63k $159.95M 6% Mar 2020
D. E. Shaw & Co 505.64k $159.98M -71% Mar 2020
Prudential Financial 503.41k $159.32M -43% Mar 2020
OrbiMed Advisors 480.40k $151.99M 645% Mar 2020
New York State Common Retirement Fund 409.40k $129.52M -3% Mar 2020
Robeco Institutional Asset Management B V 402.66k $107.73M 55% Jun 2020
CalPERS 402.29k $127.28M -11% Mar 2020
First Trust Advisors 397.67k $106.40M -17% Jun 2020
California State Teachers Retirement System 375.80k $118.89M -4% Mar 2020
Morgan Stanley 371.91k $117.66M -13% Mar 2020
Rhumbline Advisers 355.52k $112.48M 1% Mar 2020
Royal Bank of Canada 351.08k $111.07M -18% Mar 2020
Jane Street 350.53k $110.90M 47% Mar 2020
Van Eck Associates Corp. 348.88k $110.37M -15% Mar 2020
Candriam Luxembourg S.C.A. 340.92k $91.22M -14% Jun 2020
Robeco Investment Management 339.41k $127.28M -76% Mar 2020
Railway Pension Investments 333.18k $89.14M 18% Jun 2020
Hambrecht & Quist Capital Management 332.74k $105.27M 17% Mar 2020
Assenagon Asset Management 326.89k $87.46M 148% Jun 2020
Alliancebernstein 316.79k $100.23M -26% Mar 2020
Skandinaviska Enskilda Banken AB 308.43k $97.58M -16% Mar 2020
Putnam Investments 306.81k $97.07M 29% Mar 2020
Jacobs Levy Equity Management 299.32k $94.70M -16% Mar 2020
GMT Capital Corp 290.97k $92.06M 5% Mar 2020
Hotchkis and Wiley Capital Management 279.47k $88.42M 3% Mar 2020
Ensign Peak Advisors 278.74k $88.19M 1% Mar 2020
New York State Teachers Retirement System 268.63k $71.87M -8% Jun 2020
National Pension Service 257.33k $81.41M 1% Mar 2020
Thomas Stevens, CFA" 254.03k $67.97M 7% Jun 2020
Saratoga Research & Investment Management 245.94k $77.81M 1% Mar 2020
Florida State Board of Administration 240.45k $76.07M -5% Mar 2020
Twin Tree Management 239.39k $75.73M -6% Mar 2020
Principal Financial Group 238.48k $63.81M -6% Jun 2020
Hsbc Holdings 237.33k $73.91M -47% Mar 2020
Aperio Group 231.09k $73.11M 10% Mar 2020
Great-West Life Assurance Company 228.13k $72.32M 5% Mar 2020
Holocene Advisors 227.47k $71.97M -9% Mar 2020
Massachusetts Financial Services 222.17k $70.29M -26% Mar 2020
Mitsubishi UFJ Trust & Banking Corp 217.25k $68.73M 5% Mar 2020
PanAgora Asset Management 215.81k $68.28M -28% Mar 2020
APG All Pensions Group NV 215.73k $68.25M -25% Mar 2020
Russell Investments 211.06k $55.73M -29% Jun 2020
Adage Capital Partners GP 205.89k $65.14M -1% Mar 2020
Camber Capital Management 200.00k $63.28M -43% Mar 2020
Bnp Paribas Arbitrage, Snc 196.96k $52.70M 41% Jun 2020
Manufacturers Life Insurance Company 196.23k $62.08M 16% Mar 2020
Korea Investment Corporation 189.10k $59.83M -11% Mar 2020
PGGM Vermogensbeheer B.V. 187.85k $50.26M 100% Jun 2020
Axa 185.36k $58.98M 0% Mar 2020
Ameriprise Financial 181.25k $57.34M -7% Mar 2020
Rock Springs Capital Management 180.00k $56.95M 100% Mar 2020
Envestnet Asset Management 179.37k $47.99M 9% Jun 2020
Mitsubishi UFJ Securities International 175.00k $55.37M 52% Mar 2020
Victory Capital Management 174.07k $55.07M -20% Mar 2020
Eaton Vance Management 173.67k $54.95M 1% Mar 2020
Wolverine Trading 173.44k $54.83M -47% Mar 2020
Bridgeway Capital Management 173.31k $54.83M -22% Mar 2020
Jefferies Group 172.12k $54.45M -7% Mar 2020
Thrivent Financial for Lutherans 170.67k $54.00M 88% Mar 2020
Bank Of Montreal 169.82k $51.86M -25% Mar 2020
Raymond James & Associates 166.29k $44.49M -6% Jun 2020
Letko, Brosseau & Associates 164.05k $51.90M 1% Mar 2020
Fred Alger Management 163.09k $51.60M 17% Mar 2020
Bnp Paribas Investment Partners 156.82k $41.96M -7% Jun 2020
Chevy Chase Trust Holdings 154.56k $48.89M 2% Mar 2020
Suvretta Capital Management 153.67k $48.62M 100% Mar 2020
Tocqueville Asset Management 152.29k $48.18M 12% Mar 2020
DnB NOR Asset Management AS 151.68k $40.58M 3% Jun 2020
Mn Services Vermogensbeheer B.V. 148.41k $39.71M -12% Jun 2020
Ardevora Asset Management 147.13k $39.37M 15% Jun 2020
Federated Investors 144.74k $45.79M -9% Mar 2020
Ikarian Capital 144.19k $45.71M 100% Mar 2020
Toronto-Dominion Bank 139.25k $44.06M -20% Mar 2020
ProShare Advisors 138.59k $37.08M 0% Jun 2020
Macquarie Group 134.37k $42.55M 2% Mar 2020
Montrusco Bolton Investment 134.12k $40.74M 189% Mar 2020
Gotham Asset Management 133.97k $42.39M -16% Mar 2020
KBC Group NV 133.14k $42.13M -7% Mar 2020
Old Mutual Asset Managers 131.04k $35.06M 171% Jun 2020
AMP Capital Investors 129.83k $41.05M -7% Mar 2020
WEDGE Capital Management L 129.35k $34.61M 22% Jun 2020
Kames Capital 127.93k $34.19M 0% Jun 2020
Sei Investments 126.11k $39.90M 0% Mar 2020
TD Asset Management 125.17k $39.60M 31% Mar 2020
Altrinsic Global Advisors 123.46k $39.06M -9% Mar 2020
Seizert Capital Partners 122.10k $32.67M 8% Jun 2020
Bank Julius Baer & Co. Ltd, Zurich 121.06k $38.29M 100% Mar 2020
State of New Jersey Common Pension Fund D 120.80k $32.32M -10% Jun 2020
State Treasurer State Of Michigan 116.88k $31.27M 182% Jun 2020
Wintrust Financial Corporation 115.96k $36.69M -32% Mar 2020
Capital Fund Management 114.70k $36.29M -2% Mar 2020
Royal London Asset Management 113.03k $29.43M -7% Jun 2020
Krensavage Asset Management 110.77k $35.05M 1% Mar 2020
Standard Life Aberdeen 110.76k $35.05M -9% Mar 2020
Argent Capital Management 110.59k $34.99M 0% Mar 2020
Teacher Retirement System Of Texas 110.21k $34.87M -50% Mar 2020
State of Wisconsin Investment Board 108.33k $34.27M -30% Mar 2020
Oregon Public Employees Retirement Fund 107.03k $28.64M -13% Jun 2020
Guggenheim Capital, LLC Managers 104.22k $32.97M -28% Mar 2020
O'shaughnessy Asset Management 104.17k $32.99M 402% Mar 2020
Marshall Wace North America 104.16k $32.95M -10% Mar 2020
Treasurer of the State of North Carolina 104.00k $32.90M 3% Mar 2020
United Capital Financial Advisers 103.65k $31.61M -3% Mar 2020
Samlyn Capital 102.85k $32.54M -12% Mar 2020
Healthcare Of Ontario Pension Plan Trust Fund 100.06k $31.66M -12% Mar 2020
Ohio Pers 99.28k $31.41M -13% Mar 2020
Diam 96.64k $30.57M -13% Mar 2020
Worldquant Millennium Quantitative Strategies 94.52k $29.90M -53% Mar 2020
Millennium Management 90.44k $28.61M -83% Mar 2020
Balyasny Asset Management 90.00k $28.47M -55% Mar 2020
Two Sigma Advisers 88.00k $27.84M -57% Mar 2020
Partner Fund Management 81.01k $25.63M -69% Mar 2020
Tom Rawlings 78.56k $24.86M -30% Mar 2020
Canada Pension Plan Investment Board 78.03k $24.69M -47% Mar 2020
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main 77.93k $24.79M -47% Mar 2020
AMF Pensionsforsakring AB 74.47k $23.56M -42% Mar 2020
Natixis 73.26k $23.18M -60% Mar 2020
Walleye Trading 63.26k $20.02M -39% Mar 2020
Alberta Investment Management Corporation 62.40k $19.74M -72% Mar 2020
Armistice Capital 58.00k $18.35M -55% Mar 2020
Stifel Financial 56.36k $18.79M -56% Mar 2020
Voloridge Investment Management 53.86k $17.04M -59% Mar 2020
Teachers Retirement System Of The State Of Kentucky 52.86k $16.72M -57% Mar 2020
Banco Santander 13.82k $3.70M -95% Jun 2020

Who sold out of BIIB?

Fund Name Date Sold Shares Held Valued At
Norges Bank Investment Management Dec 2019 2.41M $716.19M
Kiltearn Partners Dec 2019 190.20k $56.44M
Swedbank Dec 2019 154.93k $45.86M
Smith Asset Management Group Mar 2020 113.88k $36.02M

Funds that own BIIB also own: