Ruth T. Dowling - Mar 10, 2025 Form 4 Insider Report for AMERICAN TOWER CORP /MA/ (AMT)

Role
EVP, Chief Admin Ofr, GC & Sec
Signature
/s/ Marina A. Breed, as attorney-in-fact
Stock symbol
AMT
Transactions as of
Mar 10, 2025
Transactions value $
-$490,493
Form type
4
Date filed
3/12/2025, 05:05 PM
Previous filing
Oct 3, 2024
SEC
View on sec.gov

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction AMT Common Stock Award $0 +6.01K +34.16% $0.00 23.6K Mar 10, 2025 Direct F1, F2
transaction AMT Common Stock Tax liability -$301K -1.41K -5.98% $213.07 22.2K Mar 10, 2025 Direct F3
transaction AMT Common Stock Tax liability -$190K -905 -4.08% $209.78 21.3K Mar 11, 2025 Direct F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
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 37 shares acquired under the issuer's employee stock purchase plan in November 2024.
F3 Shares delivered to the issuer for the payment of withholding taxes in connection with the vesting of RSUs previously granted under the Plan.