Ruth T Dowling

CIK 1960785 · View on SEC EDGAR ↗

Insider

First SEC filing: Jan. 6, 2023 · Latest: Jan. 6, 2023

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Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Initial holdings The stakes this person held when they first started reporting.
Compensation Executive pay disclosed in company proxy statements.

Insider at

AMT selling July 29, 2026

Insider transactions

0 buys (P) 5 sells (S) Net: $-611,297 + 14 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

14 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
July 29, 2026	AMT	S 10b5-1	1,106	$174.96	$193,506	27,711 Direct	-3.84%	Disposed	1.3% (price as of 2026-08-20)
July 28, 2026	AMT	S 10b5-1	685	$169.54	$116,135	28,817 Direct	-2.32%	Disposed	4.6% (price as of 2026-08-20)
April 29, 2026	AMT	S 10b5-1	416	$177.54	$73,857	29,461 Direct	-1.39%	Disposed	-0.1% (price as of 2026-08-20)
April 28, 2026	AMT	S 10b5-1	556	$178.48	$99,235	29,877 Direct	-1.83%	Disposed	-0.7% (price as of 2026-08-20)
March 11, 2026	AMT	F	863	$182.85	$157,800	30,433 Direct	-2.76%	Disposed	-3.0% (price as of 2026-08-20)
March 10, 2026	AMT	F	6,629	$186.12	$1,233,789	31,296 Direct	-17.48%	Disposed	-4.7% (price as of 2026-08-20)
March 10, 2026	AMT	A	6,878	—	—	37,925 Direct	+22.15%	Acquired	(price as of 2026-08-20)
March 4, 2026	AMT	S 10b5-1	682	$188.51	$128,564	31,047 Direct	-2.15%	Disposed	-6.0% (price as of 2026-08-20)
Oct. 1, 2025	AMT	F	55	$193.32	$10,633	21,262 Direct	-0.26%	Disposed	-8.3% (price as of 2026-08-20)
March 11, 2025	AMT	F	905	$209.78	$189,851	21,282 Direct	-4.08%	Disposed	-15.5% (price as of 2026-08-20)
March 10, 2025	AMT	F	1,411	$213.07	$300,642	22,187 Direct	-5.98%	Disposed	-16.8% (price as of 2026-08-20)
March 10, 2025	AMT	A	6,008	—	—	23,598 Direct	+34.16%	Acquired	(price as of 2026-08-20)
Oct. 1, 2024	AMT	F	59	$232.07	$13,692	17,553 Direct	-0.33%	Disposed	-23.6% (price as of 2026-08-20)
March 11, 2024	AMT	A	5,805	—	—	17,573 Direct	+49.33%	Acquired	(price as of 2026-08-20)
March 10, 2024	AMT	F	1,839	$207.31	$381,243	11,768 Direct	-13.52%	Disposed	-14.5% (price as of 2026-08-20)
Oct. 1, 2023	AMT	F	54	$164.45	$8,880	13,572 Direct	-0.40%	Disposed	7.8% (price as of 2026-08-20)
March 11, 2023	AMT	F	195	$191.27	$37,298	13,593 Direct	-1.41%	Disposed	-7.3% (price as of 2026-08-20)
March 10, 2023	AMT	F	638	$191.27	$122,030	13,788 Direct	-4.42%	Disposed	-7.3% (price as of 2026-08-20)
March 10, 2023	AMT	A	4,706	—	—	14,426 Direct	+48.42%	Acquired	(price as of 2026-08-20)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Initial ownership (Form 3) 1 holding

Securities held when first becoming an insider, per SEC Form 3.

Date	Ticker	Security	Shares	Ownership
Jan. 6, 2023	AMT	Common Stock	—	Direct

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

AMT

General Counsel

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2025	$620,000	—	—	—	$883,500	—	$44,466	$4,880,076
2024	$620,000	—	—	—	$914,500	—	$33,628	$4,584,781

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.