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Wednesday, November 25, 2009, 7:00AM ET - U.S. Markets open in 2 hours and 30 minutes. Dow Down 0.16% Nasdaq  0.00%
Genzyme Corp. (GENZ)On Nov 24: 50.38   0.00 (0.00%)  
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Major HoldersGet Major Holders for:
BREAKDOWN
% of Shares Held by All Insider and 5% Owners: 0%
% of Shares Held by Institutional & Mutual Fund Owners: 98%
% of Float Held by Institutional & Mutual Fund Owners: 98%
Number of Institutions Holding Shares: 650

MAJOR DIRECT HOLDERS (FORMS 3 & 4)
HolderSharesReported
TERMEER HENRI A624,63026-May-09
BERTHIAUME DOUGLAS A68,65822-May-09
SMITH ALAN E30,7832-Jun-09
CARPENTER ROBERT J29,52522-May-09
MOSCICKI RICHARD A15,47823-Sep-08


TOP INSTITUTIONAL HOLDERS
HolderShares% OutValue*Reported
Clearbridge Advisors, LLC13,602,6285.13$771,677,08630-Sep-09
SANDS CAPITAL MANAGEMENT, INC.11,593,9944.37$657,727,27930-Sep-09
Barclays Global Investors UK Holdings Ltd11,142,9604.20$632,140,12030-Sep-09
WELLINGTON MANAGEMENT COMPANY, LLP10,362,3853.90$587,858,10130-Sep-09
VANGUARD GROUP, INC. (THE)9,397,7683.54$533,135,37830-Sep-09
STATE STREET CORPORATION9,000,2553.39$510,584,46630-Sep-09
JANUS CAPITAL MANAGEMENT, LLC8,438,8563.18$478,736,30030-Sep-09
PUTNAM INVESTMENT MANAGEMENT, LLC8,283,2063.12$469,906,27630-Sep-09
FMR LLC7,169,6102.70$406,731,97530-Sep-09
TCW GROUP, INC. (THE)7,163,2492.70$406,371,11530-Sep-09

TOP MUTUAL FUND HOLDERS
HolderShares% OutValue*Reported
VANGUARD SPECIALIZED-HEALTH CARE FUND5,519,3402.08$286,398,55231-Jul-09
Legg Mason Partners Aggressive Growth Fd5,268,6601.99$298,891,08130-Sep-09
Powershares Exhg Traded Fd Tr-Powershares QQQ Tr, Series 14,454,9421.68$360,360,25830-Sep-08
VANGUARD/PRIMECAP FUND4,400,0001.66$244,948,00030-Jun-09
VANGUARD 500 INDEX FUND2,586,158.97$143,971,41530-Jun-09
VANGUARD TOTAL STOCK MARKET INDEX FUND2,504,324.94$139,415,71730-Jun-09
SPDR TRUST SERIES 12,457,355.93$198,775,44530-Sep-08
VANGUARD INSTITUTIONAL INDEX FUND-INSTITUTIONAL INDEX FD1,841,472.69$102,514,74630-Jun-09
PUTNAM VOYAGER FUND1,602,900.60$83,174,48131-Jul-09
FIDELITY MAGELLAN FUND INC1,500,000.57$85,095,00030-Sep-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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