GFFGriffon Corporation

$90.56+20% 1Y

What is the market doing?

Mixed

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

3 neutral
TrendRangeboundderived · Oct 9, 2026

Choppy, but holding above its 200-day average. Price is +4% vs its 200-day average.

Insider conviction−$19.2M (90 days to Oct 8, 2026)SEC EDGAR · Oct 8, 2026

Insiders were net sellers over the 90 days ending Oct 8, 2026; selling is often routine (taxes, diversification).

Short interest3.9% of sharesFINRA · Sep 15, 2026

Moderately shorted, settled Sep 15, 2026, about a week of normal trading to cover. Up 5.9% since the previous count, up from 3.0% 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 avgmiddle of the market

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

How GFF is trading

Griffon Corporation is +20% over the past year while the S&P 500 is +18%: 2.1 points ahead of the market.

+20%

1-year return · S&P 500 +18%

vs 200-day average
+4.5%

vs 200-day average · close to trend

RSI (14)
36

RSI (14) · neutral

Below its 52-week high
15%

Below its 52-week high

Sep 18, 2024$61.78 – $107.13 · dashed line: 200-day averageOct 9, 2026
Details›
Last close2026-10-09
$90.56
1 monthS&P 500 +2.7%
−4.9%
1 yearS&P 500 +18%
+20%
5 yearsS&P 500 +88%
+377%
vs 50-day average$97.58
−7.2%
52-week high
$107.13
52-week low
$66.26
Annualised volatility
38%
Insider buying, net, 6 monthsForms 3/4/5 to 2026-10-08
−$10M
Calendar-year price return
YearReturn
2026 (year to date)+24%
2025+4.4%
2024+18%
2023+84%
2022+37%
2021+42%
2020+1.8%
2019+98%
2018−45%
2017−21%
Average return by calendar month, 2016–2026
MonthYearsPositiveAverage
Jan106 of 10+6.6%
Feb105 of 10+1.5%
Mar104 of 10−5.1%
Apr104 of 10+3.4%
May106 of 10+7.1%
Jun106 of 10+2.9%
Jul117 of 11+4.3%
Aug117 of 11−0.32%
Sep114 of 11+0.85%
Oct116 of 11−1.1%
Nov107 of 10+11%
Dec104 of 10−0.01%

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.