FORMFormFactor, Inc.

$139.65+296% 1Y

What is the market doing?

Mixed

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

1 good, 2 neutral
TrendUptrendderived · Oct 9, 2026

In an uptrend, above its rising 50- and 200-day averages. Overbought (RSI 70). Price is +31% vs its 200-day average.

Insider conviction−$4.7M (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 interest4.1% of sharesFINRA · Sep 15, 2026

Moderately shorted, settled Sep 15, 2026, a few days of normal trading to cover. Up 8.9% since the previous count, unchanged over three months.

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 returntop 1% of the market
vs 200-day avgtop 8% of the market

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

How FORM is trading

FormFactor, Inc. is +296% over the past year while the S&P 500 is +18%: 278 points ahead of the market.

+296%

1-year return · S&P 500 +18%

vs 200-day average
+31%

vs 200-day average · a clear uptrend

RSI (14)
70

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

Below its 52-week high
11%

Below its 52-week high

Sep 18, 2024$23.18 – $156.66 · dashed line: 200-day averageOct 9, 2026
Details›
Last close2026-10-09
$139.65
1 monthS&P 500 +2.7%
+25%
1 yearS&P 500 +18%
+296%
5 yearsS&P 500 +88%
+256%
vs 50-day average$119.19
+17%
52-week high
$156.66
52-week low
$35.28
Annualised volatility
73%
Insider buying, net, 6 monthsForms 3/4/5 to 2026-10-08
−$3.6M
Calendar-year price return
YearReturn
2026 (year to date)+150%
2025+27%
2024+5.5%
2023+88%
2022−51%
2021+6.3%
2020+66%
2019+84%
2018−10.0%
2017+40%
Average return by calendar month, 2016–2026
MonthYearsPositiveAverage
Jan104 of 10+3.2%
Feb105 of 10+1.8%
Mar106 of 10+0.49%
Apr103 of 10+1.2%
May107 of 10+6.7%
Jun107 of 10+6.1%
Jul115 of 11−5.0%
Aug117 of 11+2.5%
Sep115 of 11+5.3%
Oct115 of 11+2.0%
Nov109 of 10+14%
Dec106 of 10+2.6%

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.