KAUFX vs. VO

Last updated Jul 14, 2026

KAUFX (Federated Hermes Kaufmann Fd) and VO (Vanguard Mid-Cap ETF) are both funds - KAUFX is a Mid Cap Growth Equities fund managed by Federated, while VO is a Mid Cap Blend Equities fund tracking the CRSP US Mid Cap Index. Over the past 10 years, KAUFX returned 11.78%/yr vs 11.46%/yr for VO. Their correlation of 0.84 suggests significant overlap in exposure. KAUFX charges 1.96%/yr vs 0.03%/yr for VO.

Performance

KAUFX vs. VO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Federated Hermes Kaufmann Fd (KAUFX) and Vanguard Mid-Cap ETF (VO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, KAUFX achieves a 11.21% return, which is significantly lower than VO's 12.19% return. Both investments have delivered pretty close results over the past 10 years, with KAUFX having a 11.78% annualized return and VO not far behind at 11.46%.

KAUFX

• 1D: -0.95%
• 1M: 5.57%
• 6M: 10.04%
• YTD: 11.21%
• 1Y: 13.86%
• 3Y*: 19.99%
• 5Y*: 4.94%
• 10Y*: 11.78%

VO

• 1D: -0.12%
• 1M: 1.60%
• 6M: 8.84%
• YTD: 12.19%
• 1Y: 16.23%
• 3Y*: 14.65%
• 5Y*: 8.18%
• 10Y*: 11.46%

*Multi-year figures are annualized to reflect compound growth (CAGR)

KAUFX vs. VO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
KAUFX Federated Hermes Kaufmann Fd	11.21%	12.18%	29.84%	14.88%	-30.30%	2.46%	28.54%	32.56%	4.03%	27.65%
VO Vanguard Mid-Cap ETF	12.19%	11.62%	15.31%	16.03%	-18.73%	24.70%	18.10%	30.98%	-9.24%	19.28%

Correlation

The correlation between KAUFX and VO is 0.32, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.32
Correlation (3Y) Calculated over the trailing 3-year period	0.54
Correlation (5Y) Calculated over the trailing 5-year period	0.71
Correlation (10Y) Calculated over the trailing 10-year period	0.75
Correlation (All Time) Calculated using the full available price history since Jan 30, 2004	0.84

Over the past year, the correlation between KAUFX and VO has dropped to 0.32 - well below their long-term average of 0.84, suggesting their price drivers have been diverging.

Return for Risk

KAUFX vs. VO — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

KAUFX

KAUFX Risk / Return Rank: 15
KAUFX Sharpe Ratio Rank: 13
KAUFX Sortino Ratio Rank: 14
KAUFX Omega Ratio Rank: 15
KAUFX Calmar Ratio Rank: 13
KAUFX Martin Ratio Rank: 18

VO

VO Risk / Return Rank: 48
VO Sharpe Ratio Rank: 45
VO Sortino Ratio Rank: 46
VO Omega Ratio Rank: 43
VO Calmar Ratio Rank: 50
VO Martin Ratio Rank: 55

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

KAUFX vs. VO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Federated Hermes Kaufmann Fd (KAUFX) and Vanguard Mid-Cap ETF (VO). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	KAUFX	VO	Difference
Sharpe ratio: Return per unit of total volatility	0.72	1.28	-0.56
Sortino ratio: Return per unit of downside risk	1.15	1.86	-0.71
Omega ratio: Gain probability vs. loss probability	1.15	1.23	-0.08
Calmar ratio: Return relative to maximum drawdown	0.89	2.00	-1.11
Martin ratio: Return relative to average drawdown	3.42	7.53	-4.11

KAUFX vs. VO - Sharpe Ratio Comparison

The current KAUFX Sharpe Ratio is 0.72, which is lower than the VO Sharpe Ratio of 1.28. The chart below compares the historical Sharpe Ratios of KAUFX and VO, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

KAUFX vs. VO - Drawdown Comparison

The maximum KAUFX drawdown since its inception was -54.66%, smaller than the maximum VO drawdown of -58.87%. Use the drawdown chart below to compare losses from any high point for KAUFX and VO.

Drawdown Indicators

	KAUFX	VO	Difference
Max Drawdown Largest peak-to-trough decline	-54.66%	-58.87%	+4.21%
Max Drawdown (1Y) Largest decline over 1 year	-14.83%	-8.17%	-6.66%
Max Drawdown (3Y) Largest decline over 3 years	-22.58%	-19.02%	-3.56%
Max Drawdown (5Y) Largest decline over 5 years	-40.76%	-27.57%	-13.19%
Max Drawdown (10Y) Largest decline over 10 years	-40.76%	-39.37%	-1.39%
Current Drawdown Current decline from peak	-3.10%	-0.12%	-2.98%
Average Drawdown Average peak-to-trough decline	-11.17%	-7.83%	-3.34%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.85%	2.16%	+1.69%

Volatility

KAUFX vs. VO - Volatility Comparison

Federated Hermes Kaufmann Fd (KAUFX) has a higher volatility of 7.54% compared to Vanguard Mid-Cap ETF (VO) at 3.38%. This indicates that KAUFX's price experiences larger fluctuations and is considered to be riskier than VO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	KAUFX	VO	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.54%	3.38%	+4.16%
Volatility (6M) Calculated over the trailing 6-month period	15.32%	9.62%	+5.70%
Volatility (1Y) Calculated over the trailing 1-year period	18.32%	12.74%	+5.58%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	21.21%	17.64%	+3.57%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	20.86%	18.87%	+1.99%

KAUFX vs. VO - Expense Ratio Comparison

KAUFX has a 1.96% expense ratio, which is higher than VO's 0.03% expense ratio.

Dividends

KAUFX vs. VO - Dividend Comparison

KAUFX's dividend yield for the trailing twelve months is around 9.68%, more than VO's 1.32% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
KAUFX Federated Hermes Kaufmann Fd	9.68%	10.76%	22.39%	1.89%	0.00%	9.77%	6.94%	11.75%	15.74%	11.76%	10.48%	16.34%
VO Vanguard Mid-Cap ETF	1.32%	1.52%	1.49%	1.52%	1.60%	1.12%	1.45%	1.48%	1.82%	1.35%	1.45%	1.47%

Frequently Asked Questions

Can I hold both KAUFX and VO in my portfolio?

KAUFX and VO have a correlation of 0.32, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, KAUFX or VO?

KAUFX has higher volatility (7.54%) compared to VO (3.38%). In terms of maximum drawdown, KAUFX dropped -54.66% vs VO's -58.87%.

Which has better risk-adjusted returns?

VO currently has the higher Sharpe Ratio (1.28 vs 0.72), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.