American Tower Corporation (REIT) Institutional Ownership

AMT 
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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) $37,075

Active Positions

Holders Shares
Increased Positions 333 21,933,571
Decreased Positions 303 25,300,468
Held Positions 93 320,757,989
Total Institutional Shares 729 367,992,028

New and Sold Out Positions


Holders Shares
New Positions 66 3,141,801
Sold Out Positions 36 2,445,215

729 Institutional Holders
367,992,028 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)
MUNICIPAL EMPLOYEES' RETIREMENT SYSTEM OF MICHIGAN 09/30/2014 13,700 300 2.24 1,380
CONNING INC. 09/30/2014 13,607 (160) (1.16) 1,371
STUX CAPITAL MANAGEMENT, LLC 06/30/2014 13,300 (5,500) (29.26) 1,340
DAVIDSON D A & CO 09/30/2014 13,033 129 1 1,313
GABELLI FUNDS LLC 09/30/2014 13,000 0 0.00 1,310
CIPHER CAPITAL LP 09/30/2014 12,940 5,065 64.32 1,304
WESTPORT RESOURCES MANAGEMENT INC 09/30/2014 12,820 650 5.34 1,292
AMALGAMATED BANK 09/30/2014 12,172 751 6.58 1,226
GENERAL MOTORS INVESTMENT MANAGEMENT CORP 09/30/2014 12,158 0 0.00 1,225
FULTON FINANCIAL ADVISORS N A 09/30/2014 12,110 (367) (2.94) 1,220
QUANTITATIVE INVESTMENT MANAGEMENT, LLC 09/30/2014 12,100 12,100 New 1,219
DINSMORE CAPITAL MANAGEMENT CO/NJ 09/30/2014 12,000 0 0.00 1,209
PENNSYLVANIA TRUST CO 09/30/2014 11,856 250 2.15 1,194
BALDWIN INVESTMENT MANAGEMENT, LLC 09/30/2014 11,633 522 4.70 1,172
RAYMOND JAMES FINANCIAL SERVICES ADVISORS, INC. 09/30/2014 11,423 133 1.18 1,151

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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