IDCCInterDigital, Inc.

$326.97-11% 1Y

What is the market doing?

Mixed

No clear lean: nothing decisive, though heavily shorted (+11% of shares).

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

Choppy, but holding above its 200-day average. Price is +3% 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 interest11% of sharesFINRA · Sep 30, 2026

Heavily shorted, settled Sep 30, 2026, more than a week of normal trading to cover, a crowded exit.

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 74% 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 IDCC is trading

InterDigital, Inc. is −11% over the past year while the S&P 500 is +16%: 27 points behind the market.

−11%

1-year return · S&P 500 +16%

vs 200-day average
+2.9%

vs 200-day average · close to trend

RSI (14)
41

RSI (14) · neutral

Below its 52-week high
17%

Below its 52-week high

Oct 15, 2024$114.10 – $394.78 · dashed line: 200-day averageOct 23, 2026
Details›
Last close2026-10-23
$326.97
1 monthS&P 500 −0.94%
−0.37%
1 yearS&P 500 +16%
−11%
5 yearsS&P 500 +86%
+422%
vs 50-day average$333.87
−2.1%
52-week high
$394.78
52-week low
$250.75
Annualised volatility
44%
Calendar-year price return
YearReturn
2026 (year to date)+3.2%
2025+66%
2024+81%
2023+124%
2022−29%
2021+20%
2020+14%
2019−16%
2018−11%
2017−15%
Average return by calendar month, 2016–2026
MonthYearsPositiveAverage
Jan107 of 10+5.8%
Feb104 of 10+0.08%
Mar103 of 10−3.8%
Apr104 of 10+1.8%
May106 of 10+5.1%
Jun107 of 10+2.0%
Jul117 of 11+1.1%
Aug117 of 11+2.6%
Sep115 of 11+0.45%
Oct115 of 11+0.89%
Nov109 of 10+9.9%
Dec105 of 10+0.15%

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.