BOGSX vs. VITAX

Last updated Jun 5, 2026

BOGSX (Black Oak Emerging Technology Fund) and VITAX (Vanguard Information Technology Index Fund Admiral Shares) are both Technology Equities funds. Over the past 10 years, BOGSX returned 17.86%/yr vs 25.78%/yr for VITAX. Their correlation of 0.88 suggests significant overlap in exposure. BOGSX charges 1.03%/yr vs 0.09%/yr for VITAX.

Performance

BOGSX vs. VITAX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Black Oak Emerging Technology Fund (BOGSX) and Vanguard Information Technology Index Fund Admiral Shares (VITAX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BOGSX achieves a 43.19% return, which is significantly higher than VITAX's 31.69% return. Over the past 10 years, BOGSX has underperformed VITAX with an annualized return of 17.86%, while VITAX has yielded a comparatively higher 25.78% annualized return.

BOGSX

• 1D: 0.00%
• 1M: 13.74%
• YTD: 43.19%
• 6M: 42.16%
• 1Y: 62.18%
• 3Y*: 25.08%
• 5Y*: 13.51%
• 10Y*: 17.86%

VITAX

• 1D: -1.47%
• 1M: 15.99%
• YTD: 31.69%
• 6M: 29.88%
• 1Y: 59.67%
• 3Y*: 33.49%
• 5Y*: 22.22%
• 10Y*: 25.78%

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

BOGSX vs. VITAX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
BOGSX Black Oak Emerging Technology Fund	43.19%	19.06%	9.25%	17.79%	-27.30%	26.89%	45.16%	38.20%	-4.94%	19.05%
VITAX Vanguard Information Technology Index Fund Admiral Shares	31.69%	21.78%	29.26%	52.69%	-29.67%	30.36%	45.93%	48.72%	2.51%	37.07%

Correlation

The correlation between BOGSX and VITAX is 0.87, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.87
Correlation (3Y) Calculated over the trailing 3-year period	0.87
Correlation (5Y) Calculated over the trailing 5-year period	0.90
Correlation (10Y) Calculated over the trailing 10-year period	0.89
Correlation (All Time) Calculated using the full available price history since Feb 3, 2004	0.88

The correlation between BOGSX and VITAX has been stable across timeframes, ranging from 0.87 to 0.90 - a consistent structural relationship.

Return for Risk

BOGSX vs. VITAX — Risk / Return Rank

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

BOGSX

BOGSX Risk / Return Rank: 85
BOGSX Sharpe Ratio Rank: 89
BOGSX Sortino Ratio Rank: 76
BOGSX Omega Ratio Rank: 72
BOGSX Calmar Ratio Rank: 95
BOGSX Martin Ratio Rank: 93

VITAX

VITAX Risk / Return Rank: 74
VITAX Sharpe Ratio Rank: 88
VITAX Sortino Ratio Rank: 73
VITAX Omega Ratio Rank: 70
VITAX Calmar Ratio Rank: 81
VITAX Martin Ratio Rank: 59

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.

BOGSX vs. VITAX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Black Oak Emerging Technology Fund (BOGSX) and Vanguard Information Technology Index Fund Admiral Shares (VITAX). 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.

	BOGSX	VITAX	Difference
Sharpe ratio: Return per unit of total volatility	2.93	2.93	-0.01
Sortino ratio: Return per unit of downside risk	3.65	3.61	+0.04
Omega ratio: Gain probability vs. loss probability	1.47	1.47	0.00
Calmar ratio: Return relative to maximum drawdown	5.68	3.69	+1.99
Martin ratio: Return relative to average drawdown	19.50	11.77	+7.73
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BOGSX vs. VITAX - Sharpe Ratio Comparison

The current BOGSX Sharpe Ratio is 2.93, which is comparable to the VITAX Sharpe Ratio of 2.93. The chart below compares the historical Sharpe Ratios of BOGSX and VITAX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	BOGSX	VITAX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.93	2.93	-0.01
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.54	0.88	-0.34
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.73	1.04	-0.31
Sharpe Ratio (All Time) Calculated using the full available price history	0.11	0.67	-0.56

Drawdowns

BOGSX vs. VITAX - Drawdown Comparison

The maximum BOGSX drawdown since its inception was -92.80%, which is greater than VITAX's maximum drawdown of -54.81%. Use the drawdown chart below to compare losses from any high point for BOGSX and VITAX.

Drawdown Indicators

	BOGSX	VITAX	Difference
Max Drawdown Largest peak-to-trough decline	-92.80%	-54.81%	-37.99%
Max Drawdown (1Y) Largest decline over 1 year	-11.04%	-16.38%	+5.34%
Max Drawdown (3Y) Largest decline over 3 years	-24.78%	-27.38%	+2.60%
Max Drawdown (5Y) Largest decline over 5 years	-33.93%	-35.10%	+1.17%
Max Drawdown (10Y) Largest decline over 10 years	-33.93%	-35.10%	+1.17%
Current Drawdown Current decline from peak	0.00%	-1.47%	+1.47%
Average Drawdown Average peak-to-trough decline	-58.95%	-8.02%	-50.93%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.21%	5.13%	-1.92%

Volatility

BOGSX vs. VITAX - Volatility Comparison

Black Oak Emerging Technology Fund (BOGSX) and Vanguard Information Technology Index Fund Admiral Shares (VITAX) have volatilities of 6.72% and 6.42%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BOGSX	VITAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.72%	6.42%	+0.30%
Volatility (6M) Calculated over the trailing 6-month period	16.72%	16.18%	+0.54%
Volatility (1Y) Calculated over the trailing 1-year period	21.46%	20.67%	+0.79%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	25.21%	25.39%	-0.18%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	24.60%	24.84%	-0.24%

BOGSX vs. VITAX - Expense Ratio Comparison

BOGSX has a 1.03% expense ratio, which is higher than VITAX's 0.09% expense ratio.

Dividends

BOGSX vs. VITAX - Dividend Comparison

BOGSX's dividend yield for the trailing twelve months is around 4.02%, more than VITAX's 0.31% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BOGSX Black Oak Emerging Technology Fund	4.02%	5.76%	7.96%	3.79%	1.87%	11.31%	6.30%	5.47%	11.71%	7.71%	4.00%	3.09%
VITAX Vanguard Information Technology Index Fund Admiral Shares	0.31%	0.40%	0.60%	0.65%	0.91%	0.63%	0.82%	1.11%	1.29%	0.99%	1.31%	1.28%

Frequently Asked Questions

Can I hold both BOGSX and VITAX in my portfolio?

BOGSX and VITAX have a correlation of 0.87, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, BOGSX or VITAX?

BOGSX has higher volatility (6.72%) compared to VITAX (6.42%). In terms of maximum drawdown, BOGSX dropped -92.80% vs VITAX's -54.81%.

Which has better risk-adjusted returns?

VITAX currently has the higher Sharpe Ratio (2.93 vs 2.93), 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.