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) $37,035

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)
BRAUN STACEY ASSOCIATES INC 09/30/2014 179,793 (4,210) (2.29) 18,094
PDT PARTNERS, LLC 09/30/2014 179,177 105,437 142.99 18,032
BROWN ADVISORY INC 09/30/2014 177,924 1,524 .86 17,906
HOWLAND CAPITAL MANAGEMENT LLC 09/30/2014 172,682 2,416 1.42 17,379
KALMAR INVESTMENTS INC /DE/ 09/30/2014 171,685 0 0.00 17,278
EUCLID ADVISORS LLC 09/30/2014 171,323 15,500 9.95 17,242
NORTHEAST INVESTMENT MANAGEMENT 09/30/2014 168,090 204 .12 16,917
EMPLOYEES RETIREMENT SYSTEM OF TEXAS 09/30/2014 167,100 (2,000) (1.18) 16,817
DIAM CO., LTD. 09/30/2014 166,095 (210,284) (55.87) 16,716
AVIVA PLC 09/30/2014 164,286 810 .50 16,534
ARIZONA STATE RETIREMENT SYSTEM 09/30/2014 163,666 (4,300) (2.56) 16,471
VOYA INVESTMENT MANAGEMENT LLC 09/30/2014 163,354 (7,875) (4.6) 16,440
STATE TREASURER STATE OF MICHIGAN 09/30/2014 162,430 300 .19 16,347
ECHO STREET CAPITAL MANAGEMENT LLC 09/30/2014 162,262 (64,301) (28.38) 16,330
SKYLANDS CAPITAL, LLC 09/30/2014 162,050 (53,200) (24.72) 16,309

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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