All charts and data below are with dividends reinvested. (Inflation adjustment is OFF !)

Total Real Returns

GSK: Total Return Chart (with Dividends Reinvested)

GSK total return snapshot: GSK returned +32.14% over the past year and +3.65% YTD, with dividends reinvested. Since Mar. 28, 1980, GSK is up +45,000.18% in nominal total return, or +14.08%/yr, and is currently −99.97% below its total-return high on Sep. 27, 1985.

Data ending Fri Aug. 14, 2026

Growth of $10,000

Fri 1980-03-28💬 to Fri 2026-08-14 Overall
Return 		Exponential
Trendline
GSK × 		+45,000.18%
+14.08%/yr 		+10.53%/yr
R2=0.788
GlaxoSmithKline PLC ADR NYSE Common Stock

Growth of $10,000 Summary

Fri 1980-03-28💬 to Fri 2026-08-14 Start
Value 		End
Value
GSK × 		$10,000.00
1980-03-28 		$4,510,018.21
2026-08-14

This Year’s Performance

through 2026-08-14

  YTD YoY
GSK × 		+3.65% +32.14%

Drawdowns

  Current
Drawdown 		Worst
Drawdown
GSK × 		−99.97%
on 2026-08-14
from 1985-09-27 peak 		−100.00%
on 1985-09-30
from 1985-09-27 peak

Rolling Returns

Period ending Fri 2026-08-14 1 yr 2 yr 3 yr 5 yr 10 yr
GSK × 		+32.14% +31.31%
+14.59%/yr 		+58.68%
+16.64%/yr 		+46.29%
+7.91%/yr 		+78.27%
+5.95%/yr

Annual Returns

Year GSK
2026 (YTD) +3.65%
2025 +51.23%
2024 −5.14%
2023 +9.71%
2022 −16.77%
2021 +26.76%
2020 −17.71%
2019 +29.24%
2018 +13.79%
2017 −2.98%
2016 +2.09%
2015 −0.26%
2014 −15.69%
2013 +28.92%
2012 +0.65%
2011 +22.60%
2010 −2.12%
2009 +19.33%
2008 −22.26%
2007 −0.77%
2006 +7.94%
2005 +9.87%
2004 +5.61%
2003 +28.75%
2002 −21.59%
2001 −9.64%
2000 +4.16%
1999 −17.93%
1998 +48.18%
1997 +55.86%
1996 +17.92%
1995 +45.30%
1994 +3.08%
1993 −10.43%
1992 −22.91%
1991 +98.94%
1990 +30.45%
1989 +38.71%
1988 +6.99%
1987 +20.98%
1986 +44.00%
1985 +87.19%
1984 +31.19%
1983 −1.83%
1982 +158.67%
1981 +26.00%
1980 +25.05%