American Tower Corporation (REIT) (AMT): EVP, Chief Admin Ofr, GC & Sec Dowling Ruth T sold $290,823 worth of shares (1,578 units at $184.30) as part of a pre-agreed trading plan (SEC Form 4)

Historical context for AMT

Across the 28 sessions after earlier AMT headlines, the stock closed higher 14 times and lower 14 times, with a median move of 1.3% in either direction. This shows timing only: many things move a stock in a session, and these figures do not show that any headline caused a move.

Earlier insider filings at AMT

• Oct 22, 2026Director Clarke Teresa Hillary bought $63,718 worth of shares (338 units at $188.38) (SEC Form 4)
• Oct 5, 2026SEC Form 4 filed by American Tower Corporation (REIT)
• Aug 25, 2026Director Kalathur Rajesh bought $500,733 worth of shares (2,829 units at $177.00), increasing direct ownership by 57% to 7,765 units (SEC Form 4)
• Jul 31, 2026SVP & Advisor to the CFO Meyer Robert Joseph sold $894,450 worth of shares (5,000 units at $178.89), decreasing direct ownership by 19% to 21,428 units (SEC Form 4)
• Jul 30, 2026EVP, Chief Admin Ofr, GC & Sec Dowling Ruth T sold $309,641 worth of shares (1,791 units at $172.89) as part of a pre-agreed trading plan, decreasing direct ownership by 6% to 27,711 units (SEC Form 4)