All charts and data below are CPI-U inflation-adjusted and with dividends reinvested. (Why?)

Total Real Returns

CIG: Total Real Return Chart (Dividends Reinvested, Inflation Adjusted)

CIG real return snapshot: after CPI-U inflation, CIG returned +29.98% over the past year and +11.28% YTD, with dividends reinvested. Since Nov. 18, 1996, CIG is up +125.91% in real purchasing-power return, or +2.80%/yr, and is currently āˆ’38.46% below its real total-return high on Apr. 25, 2012.

Mon 1996-11-18? to Fri 2026-05-22 YTD
Return 		1 Year
Return
CIG × 		+11.28%
2026-05-22 		+29.98%
2026-05-22
Companhia Energetica de Minas Gerais CEMIG Pref ADR NYSE Common Stock

Returns

Mon 1996-11-18? to Fri 2026-05-22 Overall
Return 		Exponential
Trendline
CIG × 		+125.91%
+2.80%/yr 		+1.80%/yr
(R2=0.060)
Companhia Energetica de Minas Gerais CEMIG Pref ADR NYSE Common Stock

Growth of $10,000

Mon 1996-11-18? to Fri 2026-05-22 Start
Value 		End
Value
CIG × 		$10,000.00
1996-11-18 		$22,590.70
2026-05-22
Companhia Energetica de Minas Gerais CEMIG Pref ADR NYSE Common Stock

Annual Returns

Year CIG
2026 (YTD) +11.28%
2025 +28.22%
2024 +73.13%
2023 +22.41%
2022 āˆ’12.78%
2021 āˆ’14.65%
2020 āˆ’13.65%
2019 āˆ’5.00%
2018 +74.71%
2017 āˆ’10.10%
2016 +58.09%
2015 āˆ’69.53%
2014 āˆ’8.07%
2013 āˆ’16.59%
2012 āˆ’17.20%
2011 +9.37%
2010 āˆ’4.57%
2009 +64.15%
2008 āˆ’24.01%
2007 +13.12%
2006 +30.37%
2005 +57.13%
2004 +33.66%
2003 +154.10%
2002 āˆ’48.85%
2001 āˆ’2.45%
2000 āˆ’37.13%
1999 +20.05%
1998 āˆ’48.99%
1997 +23.83%
1996 +4.51%

Drawdowns

Mon 1996-11-18? to Fri 2026-05-22 Current
Drawdown 		Worst
Drawdown
CIG × 		āˆ’38.46%
from 2012-04-25 peak 		āˆ’90.73%
2002-10-16
from 1998-05-13 peak
Companhia Energetica de Minas Gerais CEMIG Pref ADR NYSE Common Stock

Rolling Returns

Period ending Fri 2026-05-22 1
Year 		2
Years 		3
Years 		5
Years 		10
Years
CIG × 		+29.98% +121.92%
+49.01%/yr 		+158.11%
+37.16%/yr 		+167.14%
+21.71%/yr 		+339.62%
+15.95%/yr
Companhia Energetica de Minas Gerais CEMIG Pref ADR NYSE Common Stock