Form 4 for AMT American Tower
Accepted 2026-03-06 00:00:00 ET · period of report 2026-03-04 · accession 0001053507-26-000045 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2026-03-06 | 2026-03-04 | AMT | Vondran Steven O | Pres, CEO, Dir | S - Sale+OE | $188.46 | -33.5K | 107.1K | -24% | -$6.31M |
| D | 2026-03-06 | 2026-03-04 | AMT | Vondran Steven O | Pres, CEO, Dir | M - OptEx | $94.71 | +33.5K | 138.9K | +32% | +$3.17M |
| D | 2026-03-06 | 2026-03-04 | AMT | Vondran Steven O | Pres, CEO, Dir | M - OptEx | $0.00 | -33.5K | 0 | -100% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-03-04 | S | D | 1,773 | $189.82 | 105,374 | D | — | — | (F4) Represents the weighted average price of shares sold in multiple same-day transactions at prices ranging from $189.58 to $190.09 per share. |
| 2 | Common | Common Stock | 2026-03-04 | S | D | 15,084 | $187.90 | 123,772 | D | — | — | (F2) Represents the weighted average price of shares sold in multiple same-day transactions at prices ranging from $187.31 to $188.30 per share. |
| 3 | Common | Common Stock | 2026-03-04 | M | A | 33,482 | $94.71 | 138,856 | D | — | — | |
| 4 | Common | Common Stock | 2026-03-04 | S | D | 16,625 | $188.82 | 107,147 | D | — | — | (F3) Represents the weighted average price of shares sold in multiple same-day transactions at prices ranging from $188.31 to $189.30 per share. |
| 5 | Derivative | Option to Purchase Common Stock | 2026-03-04 | M | D | 33,482 | $0.00 | 0 | D | $94.71 · — to 2026-03-10 | 33,482 Common Stock | (F5) This option was granted pursuant to the 2007 Equity Incentive Plan, as amended, and is exercisable in 25% cumulative annual increments beginning March 10, 2017. |