>> Funds List: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Please wait..

Institutional Holdings of BIOGEN IDEC INC (BIIB) on 12/31/2011

1. Company Information

Company/StockBIOGEN IDEC INC (stock symbol: BIIB)
Funds Ownership511 out of total 3028 funds (17%) own this stock
Funds own total 215,745,016 shares, 89.29% of all outstanding shares
Funds BOUGHT 1,303,224 more shares (+0.61%) in the quarter ended on 12/31/2011

2. Top 20 Funds Held BIIB in this Quarter (By Shares) Add to Yahoo Finance Message Board

No.FundSharesPut/CallActivity(Shr)% Port.% Out. Shrs
1.)PRIMECAP MANAGEMENT CO CA 23,835,526Cut -3.52%4.19%9.86%
2.)FMR LLC21,071,832Added 19.51%0.47%8.72%
3.)CAPITAL RESEARCH GLOBAL INVESTORS14,115,300Cut -20.25%0.69%5.84%
4.)CLEARBRIDGE ADVISORS LLC11,946,794Cut -10.19%2.67%4.94%
5.)VANGUARD GROUP INC9,626,247Added 1.67%0.17%3.98%
6.)J P MORGAN CHASE & CO9,564,867Cut -6.20%0.48%3.96%
7.)STATE STREET CORP8,916,892Cut -6.63%0.17%3.69%
8.)BLACKROCK INSTITUTIONAL TRUST COMPANY NA7,023,800Added 6.94%0.20%2.91%
9.)PRICE T ROWE ASSOCIATES INC MD 6,890,708Added 27.12%0.26%2.85%
10.)MARSICO CAPITAL MANAGEMENT LLC6,564,100Added 11.44%2.62%2.72%
11.)WELLINGTON MANAGEMENT CO LLP5,813,057Added 23.91%0.25%2.41%
12.)AMERIPRISE FINANCIAL INC5,572,607Cut -9.29%0.47%2.31%
13.)INVESCO LTD3,613,298Cut -4.09%0.23%1.50%
14.)BLACKROCK ADVISORS LLC3,301,612Added 3.18%0.40%1.37%
15.)JANUS CAPITAL MANAGEMENT LLC3,267,169New0.42%1.35%
16.)MORGAN STANLEY3,196,943Added 71.22%0.21%1.32%
17.)BANK OF NEW YORK MELLON CORP3,133,158Cut -1.43%0.15%1.30%
18.)NORTHERN TRUST CORP2,814,438Added 0.54%0.16%1.16%
19.)BLACKROCK FUND ADVISORS2,598,241Added 1.25%0.15%1.08%
20.)WINSLOW CAPITAL MANAGEMENT INC MN2,382,627New1.02%0.99%



3. Top 20 Funds Held BIIB in this Quarter (By % of Portfolio) Add to Yahoo Finance Message Board

No.FundSharesPut/CallActivity(Shr)% Port.% Out. Shrs
1.)GLAXIS CAPITAL MANAGEMENT LLC18,800New6.38%0.01%
2.)RIDGEBACK CAPITAL INVESTMENTS LP86,000New6.32%0.04%
3.)NORTHCOAST ASSET MANAGEMENT LLC386,098New5.97%0.16%
4.)TIRSCHWELL & LOEWY INC173,504Cut -4.13%5.54%0.07%
5.)PRIMECAP MANAGEMENT CO CA 23,835,526Cut -3.52%4.19%9.86%
6.)ARGENT CAPITAL MANAGEMENT LLC306,584Added 0.23%3.61%0.13%
7.)MARVIN & PALMER ASSOCIATES INC210,150Cut -35.26%3.41%0.09%
8.)PERESS INVESTMENT ADVISORS LTD34,875Added 1.96%3.39%0.01%
9.)ALPHAMARK ADVISORS LLC41,908Cut -8.20%3.30%0.02%
10.)CLEARBRIDGE ADVISORS LLC11,946,794Cut -10.19%2.67%4.94%
11.)MARSICO CAPITAL MANAGEMENT LLC6,564,100Added 11.44%2.62%2.72%
12.)RED GRANITE ADVISORS LLC52,485New2.54%0.02%
13.)ARVEST TRUST CO N A150,672Unchanged2.48%0.06%
14.)HIGHVISTA STRATEGIES LLC52,696Cut -32.64%2.33%0.02%
15.)HAMBRECHT & QUIST CAPITAL MANAGEMENT LLC99,866Cut -25.00%2.31%0.04%
16.)MCINTYRE FREEDMAN & FLYNN INVESTMENT ADVISERS INC10,650Unchanged2.21%0.00%
17.)HUSSMAN ECONOMETRICS ADVISORS INC1,163,000Cut -2.43%2.05%0.48%
18.)ORIGIN ASSET MANAGEMENT LLP319,969Cut -2.53%2.02%0.13%
19.)GARGOYLE SERVICES LLC31,947Unchanged2.01%0.01%
20.)OPTIMUM GROWTH ADVISORS LLC17,145Added 0.73%1.90%0.01%

4. Top 20 Funds BOUGHT NEW BIIB in this Quarter (By Shares) Add to Yahoo Finance Message Board

No.FundSharesPut/Call% Port.% Out. Shrs
1.)JANUS CAPITAL MANAGEMENT LLC3,267,1690.42%1.35%
2.)WINSLOW CAPITAL MANAGEMENT INC MN2,382,6271.02%0.99%
3.)NORTHCOAST ASSET MANAGEMENT LLC386,0985.97%0.16%
4.)MADISON SQUARE INVESTORS LLC220,0620.26%0.09%
5.)CADENCE CAPITAL MANAGEMENT LLC170,5900.49%0.07%
6.)MASSACHUSETTS FINANCIAL SERVICES CO MA 165,0500.02%0.07%
7.)SAC CAPITAL ADVISORS LP100,000CALL0.07%0.04%
8.)ALYDAR PARTNERS LLC100,000CALL0.59%0.04%
9.)RIDGEBACK CAPITAL INVESTMENTS LP86,0006.32%0.04%
10.)FJARDE AP FONDEN (THE FOURTH SWEDISH NATIONAL PENSIONFUND)81,2160.21%0.03%
11.)APEX CAPITAL LLC80,2000.52%0.03%
12.)COWEN GROUP INC80,000PUT0.67%0.03%
13.)TD SECURITIES (USA) LLC77,9670.23%0.03%
14.)UBS OCONNOR LLC76,8000.13%0.03%
15.)MOORE CAPITAL MANAGEMENT LLC75,0000.29%0.03%
16.)PERCEPTIVE ADVISORS LLC70,0001.78%0.03%
17.)TOBAM64,3001.23%0.03%
18.)ANDRA AP FONDEN63,8000.23%0.03%
19.)ZURCHER KANTONALBANK (ZURICH CANTONALBANK)54,7430.28%0.02%
20.)RED GRANITE ADVISORS LLC52,4852.54%0.02%

5. Top 20 Funds SOLD OUT BIIB in this Quarter (By Shares) Add to Yahoo Finance Message Board

No.FundSharesPut/Call% Port.% Out. Shrs
1.)JANUS CAPITAL MANAGEMENT LLC2,259,4200.26%0.94%
2.)SECTORAL ASSET MANAGEMENT INC1,409,6035.81%0.58%
3.)CALAMOS ADVISORS LLC515,9100.24%0.21%
4.)MADISON SQUARE INVESTORS LLC317,8000.33%0.13%
5.)TIMBER HILL LLC267,200PUT0.06%0.11%
6.)WEDGE CAPITAL MANAGEMENT L L P NC256,5420.39%0.11%
7.)PARTNER FUND MANAGEMENT LP230,8461.96%0.10%
8.)ALYESKA INVESTMENT GROUP LP225,3470.58%0.09%
9.)SOROS FUND MANAGEMENT LLC201,0000.32%0.08%
10.)KINGDON CAPITAL MANAGEMENT LLC200,000PUT0.70%0.08%
11.)SOROS FUND MANAGEMENT LLC200,000PUT0.32%0.08%
12.)TIMBER HILL LLC186,300CALL0.04%0.08%
13.)JEFFERIES GROUP INC DE 97,600CALL0.09%0.04%
14.)BAM CAPITAL LLC93,0008.90%0.04%
15.)OAKBROOK INVESTMENTS LLC90,5500.39%0.04%
16.)PARTNER INVESTMENT MANAGEMENT LP89,2092.25%0.04%
17.)TYNDALL CAPITAL PARTNERS L P81,1177.74%0.03%
18.)MM CAPITAL LLC79,900PUT0.18%0.03%
19.)ING INVESTMENT MANAGEMENT (EUROPE) BV63,4580.07%0.03%
20.)AXA FINANCIAL INC62,0110.04%0.03%