InsiderTrades

Form 4 for AMT American Tower

Accepted 2026-03-12 00:00:00 ET · period of report 2026-03-10 · accession 0001053507-26-000082 · 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
M 2026-03-12 2026-03-10+ AMT Rossi Richard C EVP, Pres, U.S. Tower F - Tax $185.12 -2,228 18.2K -11% -$412.4K
2026-03-12 2026-03-10 AMT Rossi Richard C EVP, Pres, U.S. Tower A - Grant $0.00 +6,448 19.7K +48% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-03-11 F D 684 $182.85 17,518 D — —
2 Common Common Stock 2026-03-10 F D 1,544 $186.12 18,202 D — —
3 Common Common Stock 2026-03-10 A A 6,448 $0.00 19,746 D — — (F1) These restricted stock units ("RSUs") were granted pursuant to the 2007 Equity Incentive Plan, as amended (the "Plan"), and vest 1/3rd annually over three years, commencing one year from the date of grant. Each RSU represents a contingent right to receive one share of Common Stock. (F2) Includes 80 and 40 shares acquired under the issuer's employee stock purchase plan in May 2025 and November 2025, respectively.