All charts and data below are CPI-U inflation-adjusted and with dividends reinvested. (Why?)
IDCC real return snapshot: after CPI-U inflation, IDCC returned −27.47% over the past year and −13.34% YTD, with dividends reinvested. Since Nov. 12, 1981, IDCC is up +3,143.21% in real purchasing-power return, or +8.04%/yr, and is currently −30.34% below its real total-return high on Nov. 3, 2025.
Data ending Fri Nov. 6, 2026
| Thu 1981-11-12💬 to Fri 2026-11-06 |
Overall
Return |
Exponential
Trendline |
||||
|---|---|---|---|---|---|---|
| IDCC × |
+3,143.21%
+8.04%/yr |
+5.84%/yr
R2=0.646 |
||||
| InterDigital Inc NASDAQ Common Stock | ||||||
| Thu 1981-11-12💬 to Fri 2026-11-06 |
Start
Value |
End
Value |
|---|---|---|
| IDCC × |
$10,000.00
1981-11-12 |
$324,321.23
2026-11-06 |
| YTD | YoY | |
|---|---|---|
| IDCC × | −13.34% | −27.47% |
|
Current
Drawdown |
Worst
Drawdown |
|
|---|---|---|
| IDCC × |
−30.34%
on 2026-11-06 from 2025-11-03 peak |
−94.04%
on 2000-12-21 from 1999-12-31 peak |
| Period ending Fri 2026-11-06 | 1 yr | 2 yr | 3 yr | 5 yr | 10 yr |
|---|---|---|---|---|---|
| IDCC × | −27.47% |
+53.14% +23.75%/yr |
+214.37% +46.49%/yr |
+249.74% +28.45%/yr |
+248.35% +13.29%/yr |
| Year | IDCC |
|---|---|
| 2026 (YTD) | −13.34% |
| 2025 | +61.72% |
| 2024 | +75.99% |
| 2023 | +116.43% |
| 2022 | −33.55% |
| 2021 | +12.57% |
| 2020 | +12.74% |
| 2019 | −17.98% |
| 2018 | −12.89% |
| 2017 | −17.10% |
| 2016 | +85.34% |
| 2015 | −6.56% |
| 2014 | +80.85% |
| 2013 | −28.76% |
| 2012 | −2.96% |
| 2011 | +2.75% |
| 2010 | +54.47% |
| 2009 | −5.98% |
| 2008 | +17.77% |
| 2007 | −33.20% |
| 2006 | +78.64% |
| 2005 | −19.85% |
| 2004 | +3.90% |
| 2003 | +38.87% |
| 2002 | +46.62% |
| 2001 | +76.69% |
| 2000 | −93.03% |
| 1999 | +1,500.84% |
| 1998 | +46.62% |
| 1997 | −49.28% |
| 1996 | −22.08% |
| 1995 | −2.48% |
| 1994 | +36.82% |
| 1993 | −44.76% |
| 1992 | +53.01% |
| 1991 | +42.51% |
| 1990 | −35.84% |
| 1989 | −35.84% |
| 1988 | +0.06% |
| 1987 | −40.60% |
| 1986 | +66.92% |
| 1985 | +16.33% |
| 1984 | −22.75% |
| 1983 | −32.35% |
| 1982 | +293.62% |
| 1981 | −11.99% |
