American Tower Ownership | Who Owns American Tower?
American Tower Ownership Summary
American Tower is owned by 25.30% institutional investors, 0.15% insiders, and 74.55% retail investors. Vanguard group is the largest institutional shareholder, holding 13.62% of AMT shares. Vanguard Real Estate Index Investor is the top mutual fund, with 3.75% of its assets in American Tower shares.
AMT Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | American Tower | 25.30% | 0.15% | 74.55% |
| Sector | Real Estate Stocks | 42.56% | 9.05% | 48.39% |
| Industry | Specialty REIT Stocks | 53.72% | 3.97% | 42.31% |
| Idea | 5G Stocks List | 46.02% | 7.90% | 46.08% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 63.76M | 13.62% | $11.19B |
| Blackrock funding, inc. /de | 44.03M | 9.41% | $7.73B |
| Blackrock | 38.11M | 8.17% | $7.41B |
| State street | 20.92M | 4.47% | $4.06B |
| Jpmorgan chase | 14.41M | 3.08% | $2.53B |
| Geode capital management | 13.50M | 2.88% | $2.36B |
| Cohen & steers | 12.49M | 2.67% | $2.19B |
| Fmr | 12.25M | 2.62% | $2.36B |
| Morgan stanley | 9.81M | 2.10% | $1.72B |
| Northwestern mutual wealth management | 9.71M | 2.08% | $315.24M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| B&i capital | 179.06K | 11.18% | $31.44M |
| Heard capital | 1.02M | 9.48% | $195.47M |
| Rockbridge capital management | 88.38K | 9.37% | $15.52M |
| Patrizia pty | 27.94K | 8.55% | $5.43M |
| Avenir | 419.47K | 8.40% | $80.67M |
| Vert asset management | 125.81K | 7.35% | $22.09M |
| American assets capital advisers | 33.21K | 6.74% | $6.39M |
| Maple-brown abbott | 229.14K | 5.12% | $42.03M |
| Uniplan investment counsel | 251.40K | 4.74% | $48.35M |
| Meketa investment group inc /adv | 7.11K | 4.22% | $1.25M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Northwestern mutual wealth management | 9.71M | 0.20% | 9.67M |
| Norges bank | 6.67M | 0.13% | 6.67M |
| Capital investors | 3.87M | 0.11% | 2.36M |
| Blackrock | 38.11M | 0.17% | 1.70M |
| Sg americas securities | 1.11M | 0.25% | 1.10M |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Wellington management group llp | 2.60M | 0.09% | -4.97M |
| Viking global investors lp | - | - | -2.80M |
| Massachusetts financial services co /ma/ | 1.08M | 0.06% | -1.94M |
| Goldman sachs group | 3.86M | 0.08% | -1.48M |
| Price t rowe associates inc /md/ | 6.20M | 0.13% | -1.43M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Norges bank | 6.67M | 0.13% | 6.67M | $1.17B |
| Voloridge investment management | 437.76K | 0.28% | 437.76K | $84.19M |
| Cibc world markets | 373.40K | 0.32% | 373.40K | $65.56M |
| Samlyn capital | 320.59K | 0.85% | 320.59K | $61.66M |
| Axa investment managers | 307.16K | 0.16% | 307.16K | $59.07M |
Sold Out
| Holder | Change |
|---|---|
| Mendota financial group | -1.00 |
| Kohmann bosshard financial services | -1.00 |
| Clean yield group | -1.00 |
| Country trust bank | -1.00 |
| Pacific capital wealth advisors | -1.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec 31, 2025 | 865 | -53.37% | 118,433,349 | -72.35% | 25 | 0.30% | 352 | -54.29% | 417 | -44.77% |
| Sep 30, 2025 | 1,082 | -43.11% | 143,276,334 | -67.10% | 30 | 0.35% | 425 | -51.65% | 467 | -34.41% |
| Jun 30, 2025 | 1,874 | -0.58% | 434,830,940 | 1.20% | 92 | 1.10% | 869 | -2.47% | 698 | -4.51% |
| Mar 31, 2025 | 19 | -98.95% | 2,952,755 | -99.32% | - | 0.01% | 9 | -98.85% | 6 | -99.24% |
| Dec 31, 2024 | 1,735 | -7.57% | 430,567,191 | 1.71% | 92 | 1.12% | 739 | -15.45% | 759 | 7.66% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard Real Estate Index Investor | 17.47M | 3.75% | 52.56K |
| Vanguard US Total Market Shares ETF | 14.80M | 3.17% | 19.94K |
| Vanguard Total Stock Mkt Idx Inv | 14.74M | 3.16% | 31.65K |
| Vanguard Institutional 500 Index Trust | 13.29M | 2.84% | 93.95K |
| Core Plus Full Discretion CIT D | 12.64M | 2.71% | 12.64M |
| Loomis Sayles Inv Grade Bond CIT | 12.64M | 2.71% | 12.64M |
| Loomis Sayles CPFD CIT | 12.64M | 2.71% | 12.64M |
| Vanguard 500 Index Investor | 11.93M | 2.56% | 74.59K |
| iShares Core S&P 500 ETF | 5.96M | 1.28% | 1.12M |
| Fidelity 500 Index | 5.92M | 1.27% | 6.83K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Mar 02, 2026 | Noel Eugene M | EVP & Chief Operating Officer | Sell | $1.34M |
| Mar 02, 2026 | Noel Eugene M | EVP & Chief Operating Officer | Sell | $1.40M |
| Mar 02, 2026 | Noel Eugene M | EVP & Chief Operating Officer | Sell | $992.63K |
| Mar 02, 2026 | Noel Eugene M | EVP & Chief Operating Officer | Sell | $4.14M |
| Feb 27, 2026 | Meyer Robert Joseph | SVP & Chief Accounting Officer | Sell | $831.70K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q1 | - | 9 |
| 2025 Q4 | 1 | - |
| 2025 Q3 | - | 1 |
| 2025 Q2 | - | - |
| 2025 Q1 | - | 8 |
AMT Ownership FAQ
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