RMBSRambus Inc.

$85.63-13% 1Y

What is the market doing?

Mixed

No clear lean: nothing decisive, though in a downtrend (−21% vs 200-day).

1 to watch, 2 neutral
TrendDowntrendderived · Oct 23, 2026

In a downtrend, below its 50- and 200-day averages. Oversold (RSI 23). Price is −21% vs its 200-day average.

Insider conviction−$1.6M (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 interest4.4% of sharesFINRA · Sep 30, 2026

Moderately shorted, settled Sep 30, 2026, a few days of normal trading to cover. Down 23% since the previous count, down from 4.5% 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 76% of the market
vs 200-day avgbehind 86% of the market

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

How RMBS is trading

Rambus Inc. is −13% over the past year while the S&P 500 is +16%: 29 points behind the market.

−13%

1-year return · S&P 500 +16%

vs 200-day average
−21%

vs 200-day average · a clear downtrend

RSI (14)
23

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

Below its 52-week high
50%

Below its 52-week high

Oct 15, 2024$41.18 – $170.66 · dashed line: 200-day averageOct 23, 2026
Details›
Last close2026-10-23
$85.63
1 monthS&P 500 −0.94%
−18%
1 yearS&P 500 +16%
−13%
5 yearsS&P 500 +86%
+287%
vs 50-day average$94.65
−9.5%
52-week high
$170.66
52-week low
$79.73
Annualised volatility
71%
Insider selling, net, 6 monthsForms 3/4/5 to 2026-10-22
$11M
Calendar-year price return
YearReturn
2026 (year to date)−6.8%
2025+74%
2024−23%
2023+91%
2022+22%
2021+68%
2020+27%
2019+80%
2018−46%
2017+3.3%
Average return by calendar month, 2016–2026
MonthYearsPositiveAverage
Jan107 of 10+6.4%
Feb105 of 10−0.93%
Mar106 of 10+0.14%
Apr104 of 10−0.27%
May107 of 10+10%
Jun105 of 10+1.8%
Jul115 of 11+0.73%
Aug115 of 11−2.6%
Sep115 of 11+3.5%
Oct116 of 11+0.62%
Nov108 of 10+9.8%
Dec105 of 10−0.36%

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.