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Notable Holders of American Tower Corp. Cl A (AMT)

  |   Expand Research on AMT   |   * Does Not Fully Represent All Holders
Fund Title Shares % Owned Source
PRICE T ROWE ASSOCIATES INC /MD/ COMM STK 28,130,337 7.16% 13F
Fidelity Investments CL A 24,574,784 6.25% 13F
VANGUARD GROUP INC CL A 15,599,059 3.97% 13F
Goldman Sachs Asset Management, L.P. CMN 14,386,580 3.66% 13F
BlackRock Institutional Trust Company, N.A. CL A 9,353,781 2.38% 13F
WINSLOW CAPITAL MANAGEMENT INC /MN COM 8,588,619 2.19% 13F
WELLS FARGO & CO/MN EQUITY 7,112,286 1.81% 13F
Neuberger Berman Group LLC COMMON STOCK 7,078,946 1.80% 13F
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ CL A 6,216,146 1.58% 13F
TCW GROUP INC CL A 5,900,538 1.50% 13F
EDGEWOOD MANAGEMENT LLC CL A 5,320,681 1.35% 13F
TIAA CREF INVESTMENT MANAGEMENT LLC CL A 5,042,057 1.28% 13F
NORTHERN TRUST CORP COM 4,781,540 1.22% 13F
Viking Global Investors CL A 4,768,487 1.21% 13F
BlackRock Fund Advisors CL A 3,696,197 0.94% 13F
EARNEST PARTNERS LLC COM 3,661,341 0.93% 13F
Wellington CL A 3,594,668 0.91% 13F
RAINIER INVESTMENT MANAGEMENT INC/ CL A 3,307,232 0.84% 13F
Owl Creek CL A 2,803,632 0.71% 13F
BlackRock Group LTD CL A 2,684,592 0.68% 13F
DEUTSCHE BANK AG\ CL A 2,551,601 0.65% 13F
MORGAN STANLEY COM 2,514,310 0.64% 13F
AMERIPRISE FINANCIAL INC COM 2,495,985 0.64% 13F
COHEN & STEERS INC COM 2,458,023 0.63% 13F
GEODE CAPITAL MANAGEMENT LLC CL A 2,331,321 0.59% 13F
ATALANTA SOSNOFF CAPITAL, LLC COM 1,971,498 0.50% 13F
TimesSquare Capital Management, LLC CL A 1,883,030 0.48% 13F
JPMORGAN CHASE & CO COMMON 1,810,910 0.46% 13F
Adage Capital COM 1,635,435 0.42% 13F
LEGAL & GENERAL GROUP PLC CL A 1,623,621 0.41% 13F
BLACKROCK ADVISORS LLC CL A 1,598,741 0.41% 13F
NEW YORK STATE COMMON RETIREMENT FUND COMMON STOCK 1,585,899 0.40% 13F
FIL Ltd CL A 1,576,792 0.40% 13F
Goodman & Company, Investment Counsel Ltd. CL A 1,418,111 0.36% 13F
Sumitomo Mitsui Trust Holdings, Inc. COM 1,379,624 0.35% 13F
AKRE CAPITAL MANAGEMENT LLC CL A 1,372,350 0.35% 13F
ROYAL BANK OF CANADA \ CL A 1,305,555 0.33% 13F
York Capital Management Global Advisors, LLC CL A 1,273,400 0.32% 13F
AVENIR CORP CL A 1,203,195 0.31% 13F
FBR & Co. COM 1,145,595 0.29% 13F
CREDIT AGRICOLE S A CL A 1,131,152 0.29% 13F
UBS AG CL A 1,117,687 0.28% 13F
ALGER FRED MANAGEMENT INC COMMON 1,105,316 0.28% 13F
Pentwater Capital CL A 1,104,000 0.28% 13F
Partner Fund Management, L.P. COM 1,103,556 0.28% 13F
BlackRock Investment Management, LLC CL A 1,103,517 0.28% 13F
MASON STREET ADVISORS LLC CL A 1,096,782 0.28% 13F
PRINCIPAL FINANCIAL GROUP INC CL A 1,080,229 0.27% 13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM * AMERICAN TOWER CORP 1,040,843 0.26% 13F
NEW YORK STATE TEACHERS RETIREMENT SYSTEM CL A 1,027,460 0.26% 13F
BAMCO INC /NY/ CL A 999,220 0.25% 13F
Mitsubishi UFJ Trust & Banking Corp COM 970,872 0.25% 13F
TEACHERS ADVISORS INC CL A 966,414 0.25% 13F
COMMONWEALTH BANK OF AUSTRALIA CL A 962,601 0.24% 13F
Clearbridge Advisors, LLC CL A 912,496 0.23% 13F
CREDIT SUISSE AG/ CL A 870,731 0.22% 13F
Carlson Capital, L.P. CL A 839,564 0.21% 13F
PAX WORLD MANAGEMENT LLC CL A 822,072 0.21% 13F
HOLLAND CAPITAL MANAGEMENT LLC 789,883 0.20% 13F
MAR VISTA INVESTMENT PARTNERS LLC CL A 772,383 0.20% 13F
Crestwood Capital Management, L.P. COMMON STOCK 749,000 0.19% 13F
FARALLON CAPITAL MANAGEMENT LLC CL A 730,000 0.19% 13F
JENNISON ASSOCIATES LLC CL A 719,692 0.18% 13F
RUSSELL FRANK CO/ COMMON STOCKS 702,526 0.18% 13F
COBALT CAPITAL MANAGEMENT INC CL A 700,000 0.18% 13F
Mizuho Trust & Banking Co., Ltd. CL A 670,999 0.17% 13F
SCHWAB CHARLES INVESTMENT MANAGEMENT INC CL A 639,083 0.16% 13F
TD ASSET MANAGEMENT INC CL A 604,498 0.15% 13F
CRAMER ROSENTHAL MCGLYNN LLC COMMON STOCKS 595,470 0.15% 13F
CADENCE CAPITAL MANAGEMENT LLC COM 574,040 0.15% 13F
BlackRock Japan Co. Ltd CL A 573,210 0.15% 13F
PARAMETRIC PORTFOLIO ASSOCIATES Common Stock 571,881 0.15% 13F
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO COM 554,867 0.14% 13F
Invesco Ltd. COMMON 553,169 0.14% 13F
STATE OF WISCONSIN INVESTMENT BOARD CL A 520,236 0.13% 13F
SANTA BARBARA ASSET MANAGEMENT CL A 502,212 0.13% 13F
Highbridge Capital COMMON 455,000 0.12% 13F
Citadel CMN 438,049 0.11% 13F
BlackRock Inc. CL A 429,280 0.11% 13F
JET CAPITAL INVESTORS L P 425,523 0.11% 13F
OZ MANAGEMENT LP (PUT) CL A 424,700 0.11% 13F
Highside Capital COMMON STOCK 415,000 0.11% 13F
CAISSE DE DEPOT ET PLACEMENT DU QUEBEC COMMON 399,200 0.10% 13F
HSBC HOLDINGS PLC 384,595 0.10% 13F
MADISON SQUARE INVESTORS LLC. CL A 380,003 0.10% 13F
Manulife Asset Management (North America) Ltd CL A 379,324 0.10% 13F
BARCLAYS PLC COM 376,804 0.10% 13F
PECONIC PARTNERS LLC CL A 375,226 0.10% 13F
UNITED SERVICES AUTOMOBILE ASSOCIATION COMMON 360,140 0.09% 13F
Barton Investment Management COMMON STOCK 357,201 0.09% 13F
Employees Retirement System of Texas CL A 354,765 0.09% 13F
MACQUARIE GROUP LTD COMMON STOCK 352,700 0.09% 13F
KLINGENSTEIN FIELDS & CO LLC COM 341,368 0.09% 13F
DAVIS SELECTED ADVISERS COMMON 333,568 0.08% 13F
GENERAL ELECTRIC CO CL A 330,902 0.08% 13F
DIMENSIONAL FUND ADVISORS LP CLA 330,767 0.08% 13F
GENEVA INVESTMENT MANAGEMENT OF CHICAGO LLC COM 328,851 0.08% 13F
CONGRESS ASSET MANAGEMENT CO /MA COM 320,377 0.08% 13F
TWO SIGMA INVESTMENTS LLC CL A 316,664 0.08% 13F
SAC Capital COMMON 316,502 0.08% 13F
CITIGROUP INC CL A 269,420 0.07% 13F
BMO FINANCIAL CORP CL A 254,166 0.06% 13F
LOS ANGELES CAPITAL MANAGEMENT & EQUITY RESEARCH INC COM 253,109 0.06% 13F
DAVIS HAMILTON JACKSON & ASSOCIATES LP/DE COM 243,023 0.06% 13F
BROWN ADVISORY HOLDINGS INC CL A 238,764 0.06% 13F
Evercore Wealth Management, LLC CL A 238,574 0.06% 13F
BESSEMER GROUP INC SC 230,276 0.06% 13F
Spot Trading L.L.C (CALL) CL A 218,900 0.06% 13F
RAYMOND JAMES & ASSOCIATES CL A 218,750 0.06% 13F
BNP Paribas Investment Partners S.A. CL A 214,063 0.05% 13F
Natixis Asset Management COMMON STOCK 209,820 0.05% 13F
ING INVESTMENT MANAGEMENT CO CL A 208,518 0.05% 13F
Hutchin Hill Capital, LP CL A 205,000 0.05% 13F
NATIXIS ASSET MANAGEMENT ADVISORS, L.P. CL A 201,395 0.05% 13F
GUGGENHEIM CAPITAL LLC CL A 195,106 0.05% 13F
NEW YORK LIFE INVESTMENT MANAGEMENT LLC CL A 193,752 0.05% 13F
COMERICA BANK COM 186,616 0.05% 13F
THRIVENT FINANCIAL FOR LUTHERANS CL A 184,800 0.05% 13F
MANUFACTURERES LIFE INSURANCE CO CL A 178,753 0.05% 13F
STATE TREASURER STATE OF MICHIGAN CL A 177,624 0.05% 13F
AMERICAN INTERNATIONAL GROUP INC COM 176,241 0.04% 13F
KNIGHT CAPITAL GROUP, INC. (CALL) CALL 173,000 0.04% 13F
Echo Street Capital Management LLC CL A 170,344 0.04% 13F
PNC FINANCIAL SERVICES GROUP INC CL A 169,311 0.04% 13F
PEAK6 Investments, L.P. CL A 169,030 0.04% 13F
TAYLOR INVESTMENT COUNSELORS LLC COM 161,638 0.04% 13F
Parallax Volatility Advisers, LLC (PUT) CL A 150,000 0.04% 13F
PUBLIC SECTOR PENSION INVESTMENT BOARD CLASS A 145,792 0.04% 13F
FAIRVIEW CAPITAL INVESTMENT MANAGEMENT COM 144,201 0.04% 13F
Irish Life Investment Managers COM 142,017 0.04% 13F
WILLIAMS JONES & ASSOCIATES LLC CS 138,980 0.04% 13F
ZWEIG DIMENNA PARTNERS L P COMMON STOCK 137,350 0.03% 13F
JANUS CAPITAL MANAGEMENT LLC COM 134,500 0.03% 13F
F&C Asset Management plc USD0.01 CLASS 133,154 0.03% 13F
CAXTON ASSOCIATES LP CL A 133,023 0.03% 13F
DIAM Co., Ltd. COM 129,025 0.03% 13F
Legg Mason Investment Counsel, LLC CL A 128,455 0.03% 13F
Walleye Trading LLC (CALL) CL A 128,000 0.03% 13F
1798 Global Partners (Cayman Islands) Ltd. CL A 127,000 0.03% 13F
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS 124,529 0.03% 13F
BROOKFIELD ASSET MANAGEMENT INC. COM 124,152 0.03% 13F
Advanced Investment Partners, LLC COM 113,400 0.03% 13F
First Long Island Investors, LLC COM 102,387 0.03% 13F
Sursum Capital Management, LP CL A 100,000 0.03% 13F
MILLENNIUM MANAGEMENT LLC (PUT) CL A 100,000 0.03% 13F
AMERICAN NATIONAL INSURANCE CO /TX/ COM 98,725 0.03% 13F
Her Majesty the Queen in Right of the Province of Alberta as represented by Alberta Investment Management Corp CL A 91,600 0.02% 13F
KBC Group NV CL A 90,830 0.02% 13F
BALYASNY ASSET MANAGEMENT LLC (CALL) CALL 90,000 0.02% 13F
MOORE CAPITAL MANAGEMENT, LP CL A 90,000 0.02% 13F
GRAND JEAN CAPITAL MANAGEMENT INC COM 89,272 0.02% 13F
BOSTON FAMILY OFFICE LLC COM 84,400 0.02% 13F
LANE DOUGLAS C & ASSOCIATES INC COMMON 82,544 0.02% 13F
World Asset Management Inc COM 82,498 0.02% 13F
APPLETON PARTNERS INC/MA COMMON STOCK 79,000 0.02% 13F
GARDNER RUSSO & GARDNER COM 71,330 0.02% 13F
EULAV ASSET MANAGEMENT, LLC CL A 71,000 0.02% 13F
ROYAL LONDON ASSET MANAGEMENT LTD CL A 69,851 0.02% 13F
NOMURA ASSET MANAGEMENT CO LTD 67,997 0.02% 13F
LOGAN CAPITAL MANAGEMENT INC COM 67,681 0.02% 13F
SENTINEL ASSET MANAGEMENT, INC. COM 66,680 0.02% 13F
FIRST REPUBLIC INVESTMENT MANAGEMENT, INC. CL A 65,903 0.02% 13F
JEFFERIES GROUP INC /DE/ CL A 65,800 0.02% 13F
GLG Partners LP CL A 65,551 0.02% 13F
CIBC Global Asset Management Inc CL A 64,850 0.02% 13F
DRIEHAUS CAPITAL MANAGEMENT LLC COM 64,476 0.02% 13F
MAI Wealth Advisors COM 63,097 0.02% 13F
Placemark Investments, Inc. CL A 62,828 0.02% 13F
TORRAY LLC COM 62,819 0.02% 13F
Weiss Multi-Strategy Advisers LLC COM 62,500 0.02% 13F
Shannon River Fund Management CO LLC CL A 60,677 0.02% 13F
Mizuho Asset Management Co.,Ltd. CL A 60,209 0.02% 13F
CHICAGO EQUITY PARTNERS LLC CL A 60,045 0.02% 13F
Friedberg Investment Management CL A 55,730 0.01% 13F
OPPENHEIMER & CO INC CL A 55,711 0.01% 13F
First Western Investment Management, Inc. CL A 53,934 0.01% 13F
Aperio Group, LLC COMMON 52,920 0.01% 13F
Lee Munder Capital Group, LLC CL A 52,128 0.01% 13F
TWO SIGMA ADVISERS, LLC COM 51,548 0.01% 13F
DENVER INVESTMENT ADVISORS LLC CL A 51,526 0.01% 13F
MORGENS WATERFALL VINTIADIS & CO INC CL A 50,000 0.01% 13F
ING GROEP NV CL A 49,948 0.01% 13F
Peloton Wealth Strategists COM 49,200 0.01% 13F
GAM Holding Ltd. 48,600 0.01% 13F
Constellation Wealth Advisors, LLC COMMON STOCK 45,709 0.01% 13F
ALLSTATE CORP COMMON 42,120 0.01% 13F