AMTAmerican Tower

$188.94+1.6% 1Y

What is the market doing?

Mixed

No clear lean: rangebound and insiders net selling (often routine).

3 neutral
TrendRangeboundderived · Oct 23, 2026

Choppy, but holding above its 200-day average. Overbought (RSI 77). Price is +8% vs its 200-day average.

Insider conviction−$695K (90 days to Oct 22, 2026)SEC EDGAR · Oct 22, 2026

Insiders were net sellers over the 90 days ending Oct 22, 2026; selling is often routine (taxes, diversification).

Short interest1.6% of sharesFINRA · Sep 30, 2026

Lightly shorted, settled Sep 30, 2026, a few days of normal trading to cover. Up 21% since the previous count, down from 1.6% of shares outstanding three months ago.

Against the whole market›

Percentile against every name Ryufin tracks. Higher is better; the tick marks the middle of the market. Context, not one of the checks above.

1-year returnmiddle of the market
vs 200-day avgbetter than 68% of the market

Where this answer is blind. Insider selling is often routine (taxes, diversification); only cluster buying is a strong tell.

How AMT is trading

American Tower is +1.6% over the past year while the S&P 500 is +16%: 14 points behind the market.

+1.6%

1-year return · S&P 500 +16%

vs 200-day average
+7.7%

vs 200-day average · close to trend

RSI (14)
77

RSI (14) · overbought, bought harder than it has been sold

Below its 52-week high
1.7%

Below its 52-week high

Oct 15, 2024$161.11 – $223.71 · dashed line: 200-day averageOct 23, 2026
Details›
Last close2026-10-23
$188.94
1 monthS&P 500 −0.94%
+13%
1 yearS&P 500 +16%
+1.6%
5 yearsS&P 500 +86%
−16%
vs 50-day average$174.69
+8.2%
52-week high
$192.28
52-week low
$161.11
Annualised volatility
27%
Insider selling, net, 6 monthsForms 3/4/5 to 2026-10-22
$370K
Calendar-year price return
YearReturn
2026 (year to date)+9.7%
2025−0.92%
2024−12%
2023+5.4%
2022−26%
2021+33%
2020−0.48%
2019+48%
2018+13%
2017+38%
Average return by calendar month, 2016–2026
MonthYearsPositiveAverage
Jan107 of 10−0.21%
Feb105 of 10−0.12%
Mar107 of 10+3.8%
Apr106 of 10+1.1%
May108 of 10+2.9%
Jun108 of 10+0.99%
Jul119 of 11+3.1%
Aug116 of 11+0.50%
Sep112 of 11−5.1%
Oct116 of 11+2.1%
Nov106 of 10+0.80%
Dec104 of 10+0.47%

End-of-day closes from IEX; the S&P 500 comparison uses SPY over the same window. Prices are a reference point, not a basis for trading decisions.

Where the price stands

Its trend against the 50-day and 200-day averages, and the levels it keeps coming back to.

What it has returned

With dividends, year by year, month by month, and by calendar month on average.