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

Total Real Returns

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

VO real return snapshot: after CPI-U inflation, VO returned +8.54% over the past year and +2.38% YTD, with dividends reinvested. Since Jan. 30, 2004, VO is up +372.63% in real purchasing-power return, or +7.21%/yr, and is currently āˆ’2.69% below its real total-return high on May 6, 2026.

Fri 2004-01-30? to Tue 2026-05-19 YTD
Return 		1 Year
Return
VO × 		+2.38%
2026-05-19 		+8.54%
2026-05-19
Vanguard Mid-Cap Index Fund ETF Shares Exchange-Traded Fund

Returns

Fri 2004-01-30? to Tue 2026-05-19 Overall
Return 		Exponential
Trendline
VO × 		+372.63%
+7.21%/yr 		+7.76%/yr
(R2=0.899)
Vanguard Mid-Cap Index Fund ETF Shares Exchange-Traded Fund

Growth of $10,000

Fri 2004-01-30? to Tue 2026-05-19 Start
Value 		End
Value
VO × 		$10,000.00
2004-01-30 		$47,262.68
2026-05-19
Vanguard Mid-Cap Index Fund ETF Shares Exchange-Traded Fund

Annual Returns

Year VO
2026 (YTD) +2.38%
2025 +8.72%
2024 +12.08%
2023 +12.27%
2022 āˆ’23.67%
2021 +16.51%
2020 +16.51%
2019 +28.06%
2018 āˆ’10.94%
2017 +16.81%
2016 +9.00%
2015 āˆ’2.07%
2014 +12.90%
2013 +33.05%
2012 +14.23%
2011 āˆ’4.89%
2010 +23.83%
2009 +36.74%
2008 āˆ’41.61%
2007 +1.38%
2006 +11.12%
2005 +10.18%
2004 +14.35%

Drawdowns

Fri 2004-01-30? to Tue 2026-05-19 Current
Drawdown 		Worst
Drawdown
VO × 		āˆ’2.69%
from 2026-05-06 peak 		āˆ’59.75%
2008-11-20
from 2007-07-13 peak
Vanguard Mid-Cap Index Fund ETF Shares Exchange-Traded Fund

Rolling Returns

Period ending Tue 2026-05-19 1
Year 		2
Years 		3
Years 		5
Years 		10
Years
VO × 		+8.54% +18.90%
+9.02%/yr 		+40.47%
+11.99%/yr 		+16.40%
+3.08%/yr 		+113.66%
+7.89%/yr
Vanguard Mid-Cap Index Fund ETF Shares Exchange-Traded Fund