Who owns Biogen Idec?

Top Holders and Investors of BIIB Stock

Find out what company owns Biogen Idec, who bought BIIB this quarter, and who sold shares of BIIB stock?

Fund or Company Name Number of Shares Valued At As Of
PRIMECAP Management Company 15.58M $4.42B Dec 2016
The Vanguard Group,Inc 14.01M $3.97B Dec 2016
STATE STREET CORPORATION 9.36M $2.65B Dec 2016
ClearBridge Advisors, LLC 8.77M $2.49B Dec 2016
T. Rowe Price Associates, Inc. 8.72M $2.47B Dec 2016
FMR LLC 8.20M $2.33B Dec 2016
BlackRock Institutional Trust Company, N.A. 6.10M $1.73B Dec 2016
Wellington Management Company, LLP 5.84M $1.66B Dec 2016
BlackRock Fund Advisors 5.30M $1.50B Dec 2016
Invesco Ltd. 4.25M $1.20B Dec 2016
JPMORGAN CHASE & CO 3.64M $1.03B Dec 2016
Ameriprise Financial, Inc. 3.58M $1.01B Dec 2016
SUSQUEHANNA INTERNATIONAL 3.01M $852.98M Dec 2016
NORTHERN TRUST 2.79M $792.28M Dec 2016
ALLIANCEBERNSTEIN, L.P. 2.64M $749.51M Dec 2016
Sands Capital Management 2.58M $731.33M Dec 2016
Bank of America Corporation 2.46M $697.35M Dec 2016
Jackson Square Partners 2.26M $639.96M Dec 2016
Geode Capital Management, LLC 2.22M $630.15M Dec 2016
BlackRock Group 2.19M $621.43M Dec 2016
D. E. Shaw & Co., Inc. (see notes 1, 2 and 3) 2.14M $606.20M Dec 2016
Bank of New York Mellon 2.02M $573.07M Dec 2016
VIKING GLOBAL INVESTORS 1.92M $544.14M Dec 2016
Sunrise Partners Limited Partnership 1.82M $515.03M Dec 2016
Franklin Resources, Inc. 1.79M $507.32M Dec 2016
GOLDMAN SACHS GROUP INC 1.64M $465.49M Dec 2016
Deutsche Bank Aktiengesellschaft 1.50M $424.02M Dec 2016
UBS GLOBAL ASSET MANAGEMENT AMERICAS 1.46M $414.97M Dec 2016
BlackRock Advisors 1.45M $410.61M Dec 2016
TIAA-CREF Investment Management 1.38M $391.64M Dec 2016
OrbiMed Advisors, LLC 1.28M $363.32M Dec 2016
CITADEL ADVISORS LLC 1.15M $326.27M Dec 2016
BlackRock Investment Management 1.11M $314.14M Dec 2016
OppenheimerFunds, Inc. 1.04M $294.82M Dec 2016
Wells Fargo & Company 1.01M $285.97M Dec 2016
Legal & General Group Plc 1.01M $285.29M Dec 2016
American Century Companies, Inc. 997349 $282.83M Dec 2016
MORGAN STANLEY 966700 $275.06M Dec 2016
ING INVESTMENT MANAGEMENT 876591 $248.58M Dec 2016
Citigroup Inc. 876118 $248.45M Dec 2016
PUTNAM INVESTMENTS 810545 $229.85M Dec 2016
Charles Schwab Investment Management, Inc. 778886 $220.88M Dec 2016
Parametric Portfolio Associates 771167 $218.69M Dec 2016
PRUDENTIAL FINANCIAL 746163 $211.60M Dec 2016
Macquarie Group Limited 742569 $210.58M Dec 2016
Eton Park Capital Management, L.P. 727882 $206.41M Dec 2016
Allianz Asset Management AG 718273 $203.69M Dec 2016
Swedbank 715632 $202.94M Dec 2016
Renaissance Technologies, L.L.C. 707495 $200.63M Dec 2016
Eaton Vance Management 700891 $198.76M Dec 2016
AQR Capital Management, LLC 672032 $190.57M Dec 2016
The Manufacturers Life Insurance Company 666504 $174.10M Dec 2016
Credit Suisse AG 652901 $185.21M Dec 2016
Royal Bank of Canada 647835 $183.55M Dec 2016
Janus Capital Management LLC 635468 $180.20M Dec 2016
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main 631708 $179.12M Dec 2016
BlackRock 618184 $175.30M Dec 2016
PICTET ASSET MANAGEMENT 616119 $174.72M Dec 2016
Sumitomo Mitsui Trust Holdings, Inc. 611690 $173.46M Dec 2016
Swiss National Bank 610299 $173.07M Dec 2016
New York State Common Retirement Fund 599998 $170.15M Dec 2016
Partner Fund Management, L.P. 585710 $166.10M Dec 2016
Barclays PLC 571898 $162.18M Dec 2016
Two Sigma Investments, LLC 566390 $160.62M Dec 2016
Hambrecht & Quist Capital Management LLC 537350 $152.38M Dec 2016
FRED ALGER MANAGEMENT, INC. 536029 $152.01M Dec 2016
APG All Pensions Group NV 535425 $143.95M Dec 2016
DIMENSIONAL FUND ADVISORS 531702 $150.80M Dec 2016
Discovery Capital Management, LLC 504765 $143.14M Dec 2016
Millennium Management LLC 490010 $138.96M Dec 2016
Mitsubishi UFJ Trust & Banking Corp 473710 $134.33M Dec 2016
CalPERS 473100 $134.16M Dec 2016
California State Teachers Retirement System 455961 $129.30M Dec 2016
AXA 446042 $126.49M Dec 2016
Two Sigma Advisers, LLC 445810 $126.42M Dec 2016
WILLIAM BLAIR INVESTMENT MANAGEMENT 435849 $123.60M Dec 2016
Old Mutual Asset Managers 432572 $122.67M Dec 2016
The Glenmede Trust Company, N.A. 413631 $117.29M Dec 2016
NORDEA INVESTMENT MANAGEMENT AB 412855 $117.08M Dec 2016
NEW YORK STATE TEACHERS RETIREMENT SYSTEM 403315 $114.37M Dec 2016
Waddell & Reed Financial, Inc. 381535 $108.20M Dec 2016
DIAM Co., Ltd. 370669 $105.21M Dec 2016
RHUMBLINE ADVISERS 367665 $104.26M Dec 2016
Cutler 344874 $97.80M Dec 2016
PNC FINANCIAL SERVICES 344278 $97.63M Dec 2016
Principal Financial Group, Inc. 336554 $95.44M Dec 2016
Korea Investment Corporation 333925 $94.69M Dec 2016
Guggenheim Capital, LLC Managers 329979 $93.60M Dec 2016
PEAK6 Investments, L.P. 327987 $93.01M Dec 2016
Teachers Advisors 327492 $92.87M Dec 2016
OTR - Nominee Name for The State Teachers Retirement Board of Ohio 327277 $92.81M Dec 2016
Florida State Board of Administration 318155 $90.22M Dec 2016
BlackRock Japan 315680 $89.52M Dec 2016
Sarissa Capital Management 310000 $87.91M Dec 2016
Fort Washington Investment Advisors, Inc. 306104 $86.74M Dec 2016
Adage Capital Partners GP, L.L.C. 304935 $86.47M Dec 2016
FIL Limited 300072 $85.09M Dec 2016
Emerald Acquisition 299602 $93.75M Sep 2016
SEI INVESTMENTS 291519 $82.67M Dec 2016
Balyasny Asset Management 288026 $75.23M Dec 2016
Raymond James & Associates 287882 $81.64M Dec 2016
Hotchkis and Wiley Capital Management, LLC 286800 $81.33M Dec 2016
Schroder Investment Management Group 278353 $78.94M Dec 2016
Legg Mason Capital Management, Inc. 275700 $78.18M Dec 2016
Nationwide Fund Advisors 263632 $74.76M Dec 2016
WOLVERINE TRADING 263400 $74.69M Dec 2016
ARONSON JOHNSON ORTIZ 257943 $73.15M Dec 2016
First Eagle Investment Management, LLC 257025 $72.89M Dec 2016
HSBC HOLDINGS PLC 254289 $72.10M Dec 2016
Cambiar Investors LLC 252940 $71.73M Dec 2016
State of Wisconsin Investment Board 252657 $71.65M Dec 2016
Woodford Investment Management 248530 $64.92M Dec 2016
State of New Jersey Common Pension Fund D 248485 $70.47M Dec 2016
Highline Capital Management, LLC 243700 $69.11M Dec 2016
UBS Group AG 241627 $68.52M Dec 2016
Credit Agricole S.A. 241620 $68.52M Dec 2016
Gotham Asset Management, LLC 240311 $68.15M Dec 2016
Russell Investments 233489 $67.01M Dec 2016
United Services Automobile Association 232153 $65.83M Dec 2016
Rockefeller Financial Services, Inc. 229435 $65.06M Dec 2016
Jefferies Group Inc. 226794 $64.31M Dec 2016
Jennison Associates LLC 222286 $63.04M Dec 2016
LETKO, BROSSEAU & ASSOCIATES 218341 $61.92M Dec 2016
TEACHER RETIREMENT SYSTEM OF TEXAS 216962 $61.53M Dec 2016
AMF Pensionsforsakring AB 215239 $61.04M Dec 2016
VAN ECK ASSOCIATES CORP. 212712 $60.32M Dec 2016
Skandinaviska Enskilda Banken AB 208906 $54.57M Dec 2016
State of Tennessee, Treasury Department 206256 $58.49M Dec 2016
Nomura Holdings Inc. 200124 $57.19M Dec 2016
First Trust Advisors L.P. 199061 $56.45M Dec 2016
GMT Capital Corp 197900 $56.12M Dec 2016
Chevy Chase Trust Holdings, Inc. 197142 $55.89M Dec 2016
WestEnd Advisors LLC 196359 $55.68M Dec 2016
Brandywine Global Investment Management, LLC 193733 $54.94M Dec 2016
TD Asset Management Inc. 193725 $54.94M Dec 2016
Snow Capital Management, LP 192361 $54.55M Dec 2016
BNP PARIBAS ARBITRAGE, SNC 191881 $54.41M Dec 2016
DekaBank Deutsche Girozentrale 189676 $54.85M Dec 2016
Natixis 187346 $53.13M Dec 2016
Carlson Capital, L.P. 185252 $52.53M Dec 2016
HAP Trading 184300 $2.97M Dec 2016
Canada Pension Plan Investment Board 184231 $52.24M Dec 2016
The Great-West Life Assurance Company 183862 $52.25M Dec 2016
WEDGE Capital Management L 182558 $51.77M Dec 2016
Candriam Luxembourg S.C.A. 182554 $51.77M Dec 2016
Name Goodman & Company, Investment Counsel Ltd. 176320 $53.92M Dec 2016
KBC Group NV 175617 $49.80M Dec 2016
ProShare Advisors LLC 175244 $49.70M Dec 2016
Camber Capital Management LLC 175000 $49.63M Dec 2016
Frank Russell Company 171852 $44.73M Mar 2016

Who sold Biogen Idec?

Fund Name Date Sold Shares Held Valued At
ROYAL LONDON ASSET MANAGEMENT March 31, 2016 14.19M $0
Senator Investment Group LP Sept. 30, 2016 655000 $205.03M
Altavista Wealth Management, Inc. Sept. 30, 2016 486762 $486762
HealthCor Management, L.P. Sept. 30, 2016 475000 $148.69M
Causeway Capital Management Sept. 30, 2016 404444 $142.21M
Samlyn Capital, LLC Sept. 30, 2016 381502 $119.42M
Mizuho Trust & Banking Co., Ltd. Sept. 30, 2016 347572 $108.80M