AJGArthur J. Gallagher & Co.

$268.06-3.5% 1Y

What is the market doing?

Mixed

No clear lean: nothing decisive, though in an uptrend.

1 good, 2 neutral
TrendUptrendderived · Oct 23, 2026

In an uptrend, above its rising 50- and 200-day averages. Overbought (RSI 83). Price is +16% vs its 200-day average.

Insider conviction−$7.6M (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 interest3.2% of sharesFINRA · Sep 30, 2026

Moderately shorted, settled Sep 30, 2026, about a week of normal trading to cover. Up 29% since the previous count, up from 2.7% 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 returnbehind 68% of the market
vs 200-day avgbetter than 81% of the market

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

How AJG is trading

Arthur J. Gallagher & Co. is −3.5% over the past year while the S&P 500 is +16%: 19 points behind the market.

−3.5%

1-year return · S&P 500 +16%

vs 200-day average
+16%

vs 200-day average · a clear uptrend

RSI (14)
83

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

Below its 52-week high
4.4%

Below its 52-week high

Oct 15, 2024$191.36 – $344.20 · dashed line: 200-day averageOct 23, 2026
Details›
Last close2026-10-23
$268.06
1 monthS&P 500 −0.94%
+18%
1 yearS&P 500 +16%
−3.5%
5 yearsS&P 500 +86%
+79%
vs 50-day average$247.01
+8.5%
52-week high
$280.50
52-week low
$191.36
Annualised volatility
28%
Insider selling, net, 6 monthsForms 3/4/5 to 2026-10-22
$8.2M
Calendar-year price return
YearReturn
2026 (year to date)+4.2%
2025−8.0%
2024+27%
2023+21%
2022+12%
2021+39%
2020+32%
2019+32%
2018+19%
2017+25%
Average return by calendar month, 2016–2026
MonthYearsPositiveAverage
Jan107 of 10+1.7%
Feb107 of 10+1.8%
Mar106 of 10−0.09%
Apr104 of 10+0.74%
May106 of 10+2.6%
Jun107 of 10+2.4%
Jul118 of 11+4.6%
Aug118 of 11+1.8%
Sep116 of 11−0.35%
Oct116 of 11+1.9%
Nov108 of 10+4.7%
Dec105 of 10−0.88%

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.