American Tower Corporation (REIT) Institutional Ownership

AMT 
$90.03
*  
2.16
2.34%
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*Delayed - data as of Sep. 1, 2015  -  Find a broker to begin trading AMT now
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 95.44%
Total Shares Outstanding (millions) 423
Total Value of Holdings (millions) $37,242

Active Positions

Holders Shares
Increased Positions 357 30,996,989
Decreased Positions 334 25,528,400
Held Positions 107 347,442,295
Total Institutional Shares 798 403,967,684

New and Sold Out Positions


Holders Shares
New Positions 47 2,016,945
Sold Out Positions 69 3,281,589

798 Institutional Holders
403,967,684 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)
TWIN TREE MANAGEMENT, LP 06/30/2015 14,500 14,500 New 1,337
VERITABLE, L.P. 06/30/2015 14,108 (7,848) (35.74) 1,301
KENTUCKY RETIREMENT SYSTEMS INSURANCE TRUST FUND 06/30/2015 13,802 217 1.60 1,272
PINNACLE SUMMER INVESTMENTS, INC. 06/30/2015 13,574 (456) (3.25) 1,251
GABELLI FUNDS LLC 06/30/2015 13,500 0 0.00 1,245
CONNING INC. 06/30/2015 13,497 10 .07 1,244
ROBECO INSTITUTIONAL ASSET MANAGEMENT B.V. 06/30/2015 13,384 (2,327) (14.81) 1,234
WESTPORT RESOURCES MANAGEMENT INC 06/30/2015 13,252 (75) (0.56) 1,222
MUNICIPAL EMPLOYEES' RETIREMENT SYSTEM OF MICHIGAN 06/30/2015 12,550 150 1.21 1,157
CAPITAL INNOVATIONS LLC 06/30/2015 12,483 (673) (5.12) 1,151
FEDERATED INVESTORS INC /PA/ 06/30/2015 12,473 (7,110) (36.31) 1,150
BALDWIN INVESTMENT MANAGEMENT, LLC 06/30/2015 11,835 (15) (0.13) 1,091
NORINCHUKIN BANK, THE 06/30/2015 11,826 (1,167) (8.98) 1,090
TORONTO DOMINION BANK 06/30/2015 11,673 51 .44 1,076
DAVIDSON & GARRARD INC 06/30/2015 11,643 (2,433) (17.29) 1,073

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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