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Saturday, November 28, 2009, 11:20AM ET - U.S. Markets Closed. Dow Down 1.48% Nasdaq Down 1.73%
American Tower Corp. (AMT)On Nov 27: 40.88  Down 0.37 (0.90%)  
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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: 99%
% of Float Held by Institutional & Mutual Fund Owners: 99%
Number of Institutions Holding Shares: 508

MAJOR DIRECT HOLDERS (FORMS 3 & 4)
HolderSharesReported
MOSKOWITZ STEVEN J114,71626-Nov-08
TAICLET JAMES D JR14,76117-Mar-09
THOMPSON SAMME L11,89010-Mar-09
LARA GUSTAVO5,73210-Mar-09
SINGER BRADLEY E5,00014-May-08


TOP INSTITUTIONAL HOLDERS
HolderShares% OutValue*Reported
GOLDMAN SACHS GROUP INC18,898,6114.71$687,909,44030-Sep-09
FMR LLC17,245,5084.30$627,736,49130-Sep-09
Barclays Global Investors UK Holdings Ltd15,039,8463.75$547,450,39430-Sep-09
VANGUARD GROUP, INC. (THE)14,059,6993.50$511,773,04330-Sep-09
STATE STREET CORPORATION12,927,7153.22$470,568,82630-Sep-09
NEUBERGER BERMAN GROUP, LLC10,614,5392.64$386,369,21930-Sep-09
WELLS FARGO & COMPANY9,599,7422.39$349,430,60830-Sep-09
CAPITAL GUARDIAN TRUST COMPANY9,359,6202.33$340,690,16830-Sep-09
EDGEWOOD MANAGEMENT COMPANY9,315,6142.32$339,088,34930-Sep-09
PRICE (T.ROWE) ASSOCIATES INC42,284,38910.53$1,539,151,75930-Sep-09

TOP MUTUAL FUND HOLDERS
HolderShares% OutValue*Reported
PRICE (T.ROWE) GROWTH STOCK FUND INC.8,117,1412.02$295,463,93230-Sep-09
PRICE (T.ROWE) BLUE CHIP GROWTH FUND INC.4,320,0001.08$157,248,00030-Sep-09
PRICE (T.ROWE) MID CAP GROWTH FUND4,250,0001.06$154,700,00030-Sep-09
VANGUARD 500 INDEX FUND3,812,531.95$120,209,10230-Jun-09
VANGUARD TOTAL STOCK MARKET INDEX FUND3,676,642.92$115,924,52230-Jun-09
SPDR TRUST SERIES 13,596,076.90$129,350,85330-Sep-08
FBR Focus Fund3,074,000.77$104,792,66031-Jul-09
VANGUARD INSTITUTIONAL INDEX FUND-INSTITUTIONAL INDEX FD2,715,704.68$85,626,14730-Jun-09
VARIABLE INSURANCE PRODUCTS FD II-CONTRAFUND PORTFOLIO2,628,398.65$95,673,68730-Sep-09
PRICE (T.ROWE) MEDIA & TELECOMMUNICATIONS FUND2,093,800.52$76,214,32030-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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