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Medicines Co. (MDCO)

At 2:52PM ET: 8.03   0.33 (4.29%)

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Major Holders Get Major Holders for:
BREAKDOWN % of Shares Held by All Insider and 5% Owners: 17% % of Shares Held by Institutional & Mutual Fund Owners: 90% % of Float Held by Institutional & Mutual Fund Owners: 109% Number of Institutions Holding Shares: 131 MAJOR DIRECT HOLDERS (FORMS 3 & 4) Holder Shares Reported MEANWELL CLIVE 298,576 31-Aug-09 KESSLER ARMIN M 99,935 28-May-09 SBLENDORIO GLENN 69,504 31-Aug-09 KELLEY JOHN P 55,615 20-Feb-09 JOHNSON T SCOTT 36,783 21-Jul-09
TOP INSTITUTIONAL HOLDERS Holder Shares % Out Value* Reported SHAW D.E. & CO., INC. 5,084,366 9.62 $55,978,869 30-Sep-09 SECTORAL ASSET MANAGEMENT, INC. 4,934,175 9.33 $54,325,266 30-Sep-09 DEERFIELD MANAGEMENT 4,308,372 8.15 $47,435,175 30-Sep-09 Barclays Global Investors UK Holdings Ltd 3,244,752 6.14 $35,724,719 30-Sep-09 ORBIMED ADVISORS LLC. 3,180,000 6.01 $35,011,800 30-Sep-09 AXA 2,158,557 4.08 $23,765,712 30-Sep-09 VANGUARD GROUP, INC. (THE) 2,102,245 3.98 $23,145,717 30-Sep-09 HEALTHCOR MANAGEMENT LP 1,391,500 2.63 $15,320,415 30-Sep-09 WELLINGTON MANAGEMENT COMPANY, LLP 6,582,386 12.45 $72,472,069 30-Sep-09 PRICE (T.ROWE) ASSOCIATES INC 5,779,241 10.93 $63,629,443 30-Sep-09 TOP MUTUAL FUND HOLDERS Holder Shares % Out Value* Reported PRICE (T.ROWE) HEALTH SCIENCES FUND 2,228,100 4.21 $18,693,759 30-Jun-09 PRICE (T.ROWE) NEW HORIZONS FUND 1,046,600 1.98 $11,523,066 30-Sep-09 PRICE (T.ROWE) SMALL CAP STOCK FUND 947,900 1.79 $10,436,379 30-Sep-09 EATON VANCE WORLDWIDE HEALTH SCIENCES FD 858,600 1.62 $9,453,186 30-Sep-09 ISHARES RUSSELL 2000 INDEX FD 775,066 1.47 $8,533,476 30-Sep-09 VANGUARD SMALL-CAP INDEX FUND 636,779 1.20 $5,342,575 30-Jun-09 ROYCE MICRO-CAP FUND 596,400 1.13 $5,003,796 30-Jun-09 VANGUARD TOTAL STOCK MARKET INDEX FUND 478,971 .91 $4,018,566 30-Jun-09 VANGUARD SMALL-CAP GROWTH INDEX FUND 403,589 .76 $3,386,111 30-Jun-09 HARTFORD GLOBAL HEALTH FUND 385,900 .73 $3,129,649 31-Jul-09 View Transactions for Insiders & Institutional Holders * Value shown is computed using the security's price on the report date given.
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