All charts and data below are CPI-U inflation-adjusted and with dividends reinvested. (Why?)
REGN real return snapshot: after CPI-U inflation, REGN returned +43.01% over the past year and +5.95% YTD, with dividends reinvested. Since Apr. 2, 1991, REGN is up +1,521.85% in real purchasing-power return, or +8.19%/yr, and is currently −33.53% below its real total-return high on Aug. 27, 2024.
Data ending Wed Aug. 19, 2026
| Tue 1991-04-02💬 to Wed 2026-08-19 |
Overall
Return |
Exponential
Trendline |
||||
|---|---|---|---|---|---|---|
| REGN × |
+1,521.85%
+8.19%/yr |
+14.23%/yr
R2=0.764 |
||||
| Regeneron Pharmaceuticals Inc NASDAQ Common Stock | ||||||
| Tue 1991-04-02💬 to Wed 2026-08-19 |
Start
Value |
End
Value |
|---|---|---|
| REGN × |
$10,000.00
1991-04-02 |
$162,184.96
2026-08-19 |
| YTD | YoY | |
|---|---|---|
| REGN × | +5.95% | +43.01% |
|
Current
Drawdown |
Worst
Drawdown |
|
|---|---|---|
| REGN × |
−33.53%
on 2026-08-19 from 2024-08-27 peak |
−92.82%
on 2005-04-14 from 2000-02-29 peak |
| Period ending Wed 2026-08-19 | 1 yr | 2 yr | 3 yr | 5 yr | 10 yr |
|---|---|---|---|---|---|
| REGN × | +43.01% |
−33.28% −18.32%/yr |
−4.27% −1.44%/yr |
+5.80% +1.13%/yr |
+51.12% +4.22%/yr |
| Year | REGN |
|---|---|
| 2026 (YTD) | +5.95% |
| 2025 | +6.12% |
| 2024 | −21.17% |
| 2023 | +17.79% |
| 2022 | +7.31% |
| 2021 | +22.13% |
| 2020 | +26.94% |
| 2019 | −1.72% |
| 2018 | −2.51% |
| 2017 | +0.30% |
| 2016 | −33.75% |
| 2015 | +31.36% |
| 2014 | +47.93% |
| 2013 | +58.51% |
| 2012 | +203.37% |
| 2011 | +63.97% |
| 2010 | +33.77% |
| 2009 | +28.21% |
| 2008 | −24.04% |
| 2007 | +15.60% |
| 2006 | +23.13% |
| 2005 | +66.92% |
| 2004 | −39.36% |
| 2003 | −22.00% |
| 2002 | −35.79% |
| 2001 | −21.37% |
| 2000 | +167.52% |
| 1999 | +68.36% |
| 1998 | −15.23% |
| 1997 | −47.79% |
| 1996 | +22.41% |
| 1995 | +314.45% |
| 1994 | −81.15% |
| 1993 | +25.71% |
| 1992 | −35.66% |
| 1991 | −16.00% |
