CoverageForm 410-K10-Q8-K13D13G13F

American Tower Corp /Ma/

AMTCIK 0001053507 · Every Form 4 filed by insiders at this issuer. See financials →

Annual report (10-K)

Latest 10-K filed Feb 24, 2026. Sentiment + YoY language diff vs prior year. Read sections →

Signal:Neutral
Risk Factors:tone -0.0371Δ+0.001382% similar+76/-58
MD&A:tone -0.0070Δ+0.000984% similar+141/-211

Sentiment via Loughran-McDonald lexicon · YoY diff via Jaccard similarity + paragraph set difference.

Recent 8-K announcements

Per-item disclosure feed. Item 2.02 is the earnings release.

Top insiders

Most active reporters at American Tower Corp /Ma/

NameRolesFilings
Bartlett Thomas A
OfficerDirector
11
Goel Sanjay
Officer
11
Dowling Ruth T
Officer
10
Thompson Samme L
Director
10
Reeve Pamela D A
Director
8

Showing 6-10 of 27

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Top performers

Insiders ranked by realized 90-day signed return on their open-market trades at American Tower Corp /Ma/. Minimum 3 scored trades. Returns are signed - a sale followed by a rally counts against the insider.

#InsiderTradesWin rateAvgMedianBestWorst
1Puech Olivier10100%+8.8%+9.0%+10.0%+7.9%
2Dolan Raymond P4100%+8.1%+8.1%+9.6%+6.7%
3Thompson Samme L7100%+5.6%+5.4%+12.4%+1.4%
4Noel Eugene M5100%+4.6%+2.3%+13.9%+2.3%
5Vondran Steven O7100%+4.4%+4.5%+9.0%+2.8%
6Smith Rodney M2370%+0.9%+4.0%+9.6%-14.7%
7Goel Sanjay650%+0.6%+4.0%+17.0%-15.6%
8Hormats Robert D729%-11.2%-5.5%+9.7%-35.3%
9Meyer Robert Joseph633%-0.4%-1.6%+9.0%-6.5%

All filings

204 Form 4 / 4-A filings, newest first

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