AMERICAN TOWER CORP /MA/
AMT- Exchange
- NYSE
- Industry
- Real Estate Investment Trusts
- SEC CIK
- 0001053507
Insider trades, last 90 days
1 buy · 2 sells
- Bought $500.73K
- Sold $1.2M
- Open-market purchases (P) and sales (S), counted by Form 4 filing.
13F holders, Q2 2026
1,755
- −4 vs. Q1 2026
- Total value $75.24B
Superinvestors holding AMT
1
- At the end of Q2 2026
Price chart
Latest insider trades
View all: Latest insider tradesOpen-market purchases and sales by AMT insiders, newest first.
| Filed (ET) | Trade date | Insider | Transaction | Shares | Avg price | Value | Shares after | Holding change | Filing |
|---|---|---|---|---|---|---|---|---|---|
| Aug 25, 20264:23 PM ET | Aug 21, 2026 | Kalathur RajeshDirector | PPurchaseCommon Stock | +2.83K | $177.00 | +$500.73K | 7.77K | +57.3% | SEC |
| Jul 31, 20264:08 PM ET | Jul 29, 2026 | Meyer Robert Joseph JRSVP & Advisor to the CFO | SSaleCommon Stock | −5K | $178.89 | −$894.45K | 21.43K | −18.9% | SEC |
| Jul 30, 20264:11 PM ET | Jul 28 – Jul 29, 2026 | Dowling Ruth TEVP, Chief Admin Ofr, GC & Sec | SSaleCommon Stock | −1.79K | $172.887 | −$309.64K | 27.71K | −6.1% | SEC10b5-1 |
| Apr 30, 2026 | Apr 28 – Apr 29, 2026 | Dowling Ruth TEVP, Chief Admin Ofr, GC & Sec | SSaleCommon Stock | −972 | $178.0777 | −$173.09K | 29.46K | −3.2% | SEC10b5-1 |
| Mar 12, 2026 | Mar 10, 2026 | Kalathur RajeshDirector | PPurchaseCommon Stock | +2.67K | $185.30 | +$494.94K | 4.94K | +117.9% | SEC |
Top 5 13F holders, Q2 2026
View all: Top 5 13F holders, Q2 2026The largest institutional positions in AMT at the end of Q2 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 45,796,561 | $7.49B | 0.11% | +842,424+1.9% | Added |
| VANGUARD CAPITAL MANAGEMENT LLC | 30,437,771 | $4.98B | 0.11% | +75,391+0.2% | Added |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 27,851,812 | $4.56B | 0.21% | +255,653+0.9% | Added |
| STATE STREET CORP | 22,066,202 | $3.65B | 0.11% | +631,593+2.9% | Added |
| Banque Cantonale Vaudoise | 19,506 | $3.19B | 0.44% | −2,043−9.5% | Reduced |