American Tower Corporation (REIT) Institutional Ownership

AMT 
$102.47
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0.37
0.36%
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Exchange: NYSE
Industry: Consumer Services
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Ownership Summary Institutional Holdings Insiders
(SEC Form 4)
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Ownership Summary


Institutional Ownership 92.82%
Total Shares Outstanding (millions) 396
Total Value of Holdings (millions) $37,571

Active Positions

Holders Shares
Increased Positions 334 21,924,154
Decreased Positions 302 25,297,582
Held Positions 93 320,761,367
Total Institutional Shares 729 367,983,103

New and Sold Out Positions


Holders Shares
New Positions 67 3,143,196
Sold Out Positions 35 2,443,820

67 New Institutional Holders
3,143,196 New Total Shares Held


Click on the column header links to resort ascending (▲) or descending (▼).
Owner Name Date Shared Held Change (Shares) Change (%) Value (in 1,000s)
VONTOBEL ASSET MANAGEMENT INC 09/30/2014 1,056,533 1,056,533 New 107,872
TWO SIGMA ADVISERS, LLC 09/30/2014 458,798 458,798 New 46,843
RENAISSANCE TECHNOLOGIES LLC 09/30/2014 352,939 352,939 New 36,035
NATIONAL PENSION SERVICE 09/30/2014 151,642 151,642 New 15,483
AJO, LP 09/30/2014 112,500 112,500 New 11,486
VOLORIDGE INVESTMENT MANAGEMENT, LLC 09/30/2014 85,176 85,176 New 8,696
ANGELO GORDON & CO LP 09/30/2014 75,000 75,000 New 7,658
NATIXIS 09/30/2014 75,000 75,000 New 7,658
SOUTH DAKOTA INVESTMENT COUNCIL 09/30/2014 70,900 70,900 New 7,239
TELEMARK ASSET MANAGEMENT, LLC 09/30/2014 70,000 70,000 New 7,147
JACOBS LEVY EQUITY MANAGEMENT, INC 09/30/2014 42,190 42,190 New 4,308
CALAMOS ADVISORS LLC 09/30/2014 40,500 40,500 New 4,135
C M BIDWELL & ASSOCIATES LTD 09/30/2014 38,095 38,095 New 3,890
DRIEHAUS CAPITAL MANAGEMENT LLC 09/30/2014 37,000 37,000 New 3,778
LMR MASTER FUND LTD 12/31/2013 36,769 36,769 New 3,754

Institutional Holdings information for this company is filed by major institutions on form 13-F with the Securities and Exchange Commission.
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