American Tower Corp /Ma/ (AMT) Insider Ownership

Historic Insider Ownership Trends

Based on data from the past 90 days ending February 19, 2026, American Tower's three largest insider shareholders are Spl. Adv. To Ceo & Chm. Apac Amit Sharma (363.75K shares), Other Thomas A Bartlett (269.56K shares), Other Edmund Disanto (161.67K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Amit Sharma Spl. Adv. To Ceo & Chm. Apac 363,750 18 May, 2021
Thomas A Bartlett 269,557 03 May, 2024
Edmund Disanto 161,670 14 Mar, 2023
Steven O Vondran President And Ceo 80,748 12 Mar, 2025
Rodney M Smith Evp And Cfo & Treasurer 74,195 12 Mar, 2025
Joann A Reed 62,940 12 Mar, 2025
Olivier Puech Evp & President And International 38,023 12 Mar, 2025
Eugene M Noel Evp & Chief Operating Officer 29,473 12 Mar, 2025
Robert Joseph Jr Meyer Svp & Chief Accounting Officer 28,794 03 Jun, 2025
Sanjay Goel Evp & President And Asia Pacific 25,408 19 Mar, 2025
Samme L Thompson 24,260 12 Mar, 2024
Juan Font Svp And Pres. & Ceo And Coresite 23,054 06 Jan, 2026
Ruth T Dowling Evp And Chief Admin Ofr And Gc & Sec 21,262 03 Oct, 2025
Pamela D A Reeve 20,690 12 Mar, 2025
Raymond P Dolan 19,634 12 Mar, 2024
Craig Macnab 14,106 12 Mar, 2025
Richard C Rossi Evp & President And U.S. Tower 13,178 12 Mar, 2025
Gustavo Lara 12,530 14 Mar, 2022
Robert D Hormats 8,388 12 Mar, 2025
Grace Lieblein 7,932 12 Mar, 2025
Bruce L Tanner 5,731 12 Mar, 2025
Eugene F Reilly 5,689 04 Nov, 2025
Kenneth R Frank 4,979 12 Mar, 2025
Teresa Hillary Clarke 4,098 12 Mar, 2025
Kelly C Chambliss 3,217 12 Mar, 2025
David E Sharbutt 2,858 14 Mar, 2023
Rajesh Kalathur 1,056 12 Mar, 2025
Neville R Ray 1,056 12 Mar, 2025

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
03 Jan, 2026 Juan Font Common Stock D 419 $174.80 23,054 D F
31 Oct, 2025 Eugene F Reilly Common Stock A 5,554 $178.99 5,689 D P
31 Oct, 2025 Eugene F Reilly - - 5,689 D
01 Oct, 2025 Ruth T Dowling - - 21,262 D
01 Oct, 2025 Ruth T Dowling Common Stock D 55 $193.32 21,262 D F
31 Jul, 2025 Juan Font Common Stock D 720 $208.33 23,425 D S
31 Jul, 2025 Juan Font - - 23,425 D
01 Jun, 2025 Robert Joseph Jr Meyer - - 28,794 D
01 Jun, 2025 Robert Joseph Jr Meyer Common Stock D 162 $214.65 28,794 D F
17 Mar, 2025 Sanjay Goel Common Stock D 4,000 $215.92 25,408 D S
11 Mar, 2025 Robert Joseph Jr Meyer Common Stock D 717 $209.78 28,956 D F
11 Mar, 2025 Juan Font Common Stock D 981 $209.78 24,104 D F
11 Mar, 2025 Steven O Vondran Common Stock D 2,262 $209.78 80,748 D F
11 Mar, 2025 Steven O Vondran - - 80,748 D
11 Mar, 2025 Olivier Puech Common Stock D 1,209 $209.78 38,023 D F
11 Mar, 2025 Rodney M Smith Common Stock D 1,358 $209.78 74,195 D F
11 Mar, 2025 Ruth T Dowling Common Stock D 905 $209.78 21,282 D F
11 Mar, 2025 Eugene M Noel Common Stock D 755 $209.78 29,473 D F
11 Mar, 2025 Richard C Rossi Common Stock D 717 $209.78 13,178 D F
10 Mar, 2025 Craig Macnab Common Stock A 1,056 $0.00 14,106 D A