Vanguard Mid-Cap Growth Index Fund ETF Maintains Upward Momentum Vanguard Mid-Cap Growth Index Fund ETF Shares (VOT) closed at $233.06, marking a 0.51% increase. The ETF continues to benefit from strong long-term growth prospects, favorable tech exposure, and a reasonable valuation, even as some peers outperform. Its 52-week range is $209.64 to $277.35, reflecting notable volatility.2