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American Tower Shares Outstanding 2010-2025 | AMT

American Tower shares outstanding history from 2010 to 2025. Shares outstanding can be defined as the number of shares held by shareholders (including insiders) assuming conversion of all convertible debt, securities, warrants and options. This metric excludes the company's treasury shares.
  • American Tower shares outstanding for the quarter ending March 31, 2025 were 0.469B, a 0.18% increase year-over-year.
  • American Tower 2024 shares outstanding were 0.468B, a 0.21% increase from 2023.
  • American Tower 2023 shares outstanding were 0.467B, a 0.95% increase from 2022.
  • American Tower 2022 shares outstanding were 0.463B, a 2.09% increase from 2021.
  
American Tower Annual Shares Outstanding
(Millions of Shares)
2024 468
2023 467
2022 463
2021 453
2020 446
2019 446
2018 443
2017 432
2016 429
2015 423
2014 400
2013 399
2012 399
2011 400
2010 404
2009 407
American Tower Quarterly Shares Outstanding
(Millions of Shares)
2025-03-31 469
2024-12-31 468
2024-09-30 468
2024-06-30 468
2024-03-31 468
2023-12-31 467
2023-09-30 467
2023-06-30 467
2023-03-31 467
2022-12-31 463
2022-09-30 467
2022-06-30 460
2022-03-31 457
2021-12-31 453
2021-09-30 457
2021-06-30 452
2021-03-31 446
2020-12-31 446
2020-09-30 446
2020-06-30 446
2020-03-31 446
2019-12-31 446
2019-09-30 446
2019-06-30 445
2019-03-31 445
2018-12-31 443
2018-09-30 444
2018-06-30 444
2018-03-31 439
2017-12-31 432
2017-09-30 433
2017-06-30 430
2017-03-31 430
2016-12-31 429
2016-09-30 430
2016-06-30 429
2016-03-31 428
2015-12-31 423
2015-09-30 427
2015-06-30 427
2015-03-31 409
2014-12-31 400
2014-09-30 400
2014-06-30 400
2014-03-31 399
2013-12-31 399
2013-09-30 398
2013-06-30 399
2013-03-31 400
2012-12-31 399
2012-09-30 399
2012-06-30 399
2012-03-31 398
2011-12-31 400
2011-09-30 395
2011-06-30 400
2011-03-31 402
2010-12-31 404
2010-09-30 403
2010-06-30 405
2010-03-31 406
2009-12-31 407
2009-09-30 406
2009-06-30 409
2009-03-31 408
Sector Industry Market Cap Revenue
Finance REIT - Other Equity Trusts $103.753B $10.127B
American Tower Corporation, one of the largest global REITs, is a leading independent owner, operator and developer of multitenant communications real estate. In addition to leasing space on towers, they provide customized collocation solutions through our in-building systems, outdoor distributed antenna systems and other right-of-way options, managed rooftops and services that speed network deployment. Headquartered in Boston, Massachusetts, American Tower has offices across the United States and in Argentina, Brazil, Chile, Columbia, Costa Rica, France, Germany, Ghana, India, Mexico, Nigeria, Paraguay, Peru, South Africa and Uganda.
Stock Name Country Market Cap PE Ratio
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Public Storage (PSA) United States $51.710B 17.59
Crown Castle (CCI) United States $44.648B 16.12
VICI Properties (VICI) United States $34.671B 14.33
Extra Space Storage Inc (EXR) United States $31.613B 18.26
Ventas (VTR) United States $28.671B 19.55
SBA Communications (SBAC) United States $25.157B 17.68
Brookfield Infrastructure Partners LP (BIP) Bermuda $15.173B 10.31
W.P Carey (WPC) United States $14.131B 13.64
SEGRO (SEGXF) United Kingdom $13.123B 0.00
Gaming And Leisure Properties (GLPI) United States $12.975B 12.42
Alexandria Real Estate Equities (ARE) United States $12.614B 7.74
Lamar Advertising (LAMR) United States $12.381B 15.04
Healthpeak Properties (DOC) United States $12.151B 9.61
BXP (BXP) United States $11.239B 10.13
Host Hotels & Resorts (HST) United States $10.940B 7.85
Omega Healthcare Investors (OHI) United States $10.794B 12.69
Lineage (LINE) United States $10.417B 13.29
CubeSmart (CUBE) United States $9.777B 16.31
EastGroup Properties (EGP) United States $9.112B 20.53
Rexford Industrial Realty (REXR) United States $8.746B 15.46
NNN REIT (NNN) United States $8.161B 12.88
Vornado Realty Trust (VNO) United States $7.597B 16.99
Stag Industrial (STAG) United States $6.879B 15.17
First Industrial Realty Trust (FR) United States $6.635B 18.35
Ryman Hospitality Properties (RHP) United States $6.054B 11.29
Terreno Realty (TRNO) United States $6.013B 23.56
CareTrust REIT (CTRE) United States $5.879B 19.66
American Healthcare REIT (AHR) United States $5.841B 24.91
Healthcare Realty Trust (HR) United States $5.440B 9.92
Cousins Properties (CUZ) United States $5.108B 10.94
Americold Realty Trust (COLD) United States $4.820B 11.76
SL Green Realty (SLG) United States $4.511B 10.49
Sabra Healthcare REIT (SBRA) United States $4.423B 12.73
Kilroy Realty (KRC) United States $4.140B 7.80
Highwoods Properties (HIW) United States $3.386B 8.82
National Health Investors (NHI) United States $3.378B 16.11
COPT Defense Properties (CDP) United States $3.263B 11.16
Four Corners Property Trust (FCPT) United States $2.798B 16.01
Apple Hospitality REIT (APLE) United States $2.791B 7.38
Medical Properties Trust (MPW) United States $2.668B 6.25
OUTFRONT Media (OUT) United States $2.651B 8.71
Keppel REIT (KREVF) Singapore $2.537B 0.00
National Storage Affiliates Trust (NSA) United States $2.519B 13.84
Douglas Emmett (DEI) United States $2.505B 8.96
CoreCivic (CXW) United States $2.237B 12.12
InvenTrust Properties (IVT) United States $2.179B 15.96
Smartstop Self Storage REIT Inc (SMA) United States $2.057B 0.00
Park Hotels & Resorts (PK) United States $2.053B 5.16
Global Net Lease (GNL) United States $1.748B 5.97
Sunstone Hotel Investors (SHO) United States $1.734B 10.51
Innovative Industrial Properties (IIPR) United States $1.631B 6.69
LTC Properties (LTC) United States $1.627B 12.65
Getty Realty (GTY) United States $1.623B 12.40
DiamondRock Hospitality (DRH) United States $1.593B 7.50
Empire State Realty Trust (ESRT) United States $1.427B 9.11
Paramount (PGRE) United States $1.410B 8.57
NETSTREIT (NTST) United States $1.385B 13.24
Sila Realty Trust (SILA) United States $1.337B 11.12
Alexander & Baldwin Holdings (ALEX) United States $1.320B 13.65
JBG SMITH Properties (JBGS) United States $1.281B 27.39
Xenia Hotels & Resorts (XHR) United States $1.232B 7.47
Alexander's (ALX) United States $1.165B 15.99
Pebblebrook Hotel Trust (PEB) United States $1.133B 5.82
RLJ Lodging Trust (RLJ) United States $1.108B 4.71
Uniti Group (UNIT) United States $1.028B 3.06
Easterly Government Properties (DEA) United States $1.017B 7.73
Piedmont Office Realty Trust (PDM) United States $0.922B 5.08
Diversified Healthcare Trust (DHC) United States $0.888B 28.31
Plymouth Industrial REIT (PLYM) United States $0.762B 9.19
Brandywine Realty Trust (BDN) United States $0.747B 5.68
Gladstone Commercial (GOOD) United States $0.674B 10.19
Whitestone REIT (WSR) United States $0.640B 12.33
CTO Realty Growth (CTO) United States $0.603B 9.29
Universal Health Realty Income Trust (UHT) United States $0.568B 11.95
Summit Hotel Properties (INN) United States $0.553B 5.30
One Liberty Properties (OLP) United States $0.549B 13.24
Farmland Partners (FPI) United States $0.528B 41.00
Net Lease Office Properties (NLOP) United States $0.495B 8.65
Peakstone Realty Trust (PKST) United States $0.493B 5.12
Community Healthcare Trust (CHCT) United States $0.483B 7.81
Claros Mortgage Trust (CMTG) United States $0.432B 12.36
Global Medical REIT (GMRE) United States $0.419B 7.12
Service Properties Trust (SVC) United States $0.407B 2.42
Hudson Pacific Properties (HPP) United States $0.396B 5.96
Gladstone Land (LAND) United States $0.378B 27.67
Postal Realty Trust (PSTL) United States $0.365B 12.48
Chatham Lodging Trust (REIT) (CLDT) United States $0.344B 6.50
Industrial Logistics Properties Trust (ILPT) United States $0.310B 7.93
FrontView REIT (FVR) United States $0.225B 0.00
City Office REIT (CIO) Canada $0.225B 4.94
Alpine Income Property Trust (PINE) United States $0.218B 8.67
BRAEMAR HOTELS & RESORTS INC (BHR) United States $0.171B 12.75
Seritage Growth Properties (SRG) United States $0.169B 0.00
Orion Office REIT (ONL) United States $0.137B 2.93
Clipper Realty (CLPR) United States $0.063B 5.33
Global Self Storage (SELF) United States $0.062B 13.57
Ashford Hospitality Trust Inc (AHT) United States $0.035B 0.00
Sotherly Hotels (SOHO) United States $0.022B 1.78
Medalist Diversified REIT (MDRR) United States $0.015B 0.00
Mackenzie Realty Capital (MKZR) United States $0.010B 0.00
Creative Media & Community Trust (CMCT) United States $0.007B 0.00
Granite Real Estate (GRP.U) Canada $0.000B 0.00