LOGSX vs. ETHSX

Last updated Jun 24, 2026

LOGSX (Live Oak Health Sciences Fund) and ETHSX (Eaton Vance Worldwide Health Sciences Fund) are both Health & Biotech Equities funds. Over the past 10 years, LOGSX returned 7.08%/yr vs 7.72%/yr for ETHSX. Their correlation of 0.86 suggests significant overlap in exposure. LOGSX charges 1.02%/yr vs 1.20%/yr for ETHSX.

Performance

LOGSX vs. ETHSX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Live Oak Health Sciences Fund (LOGSX) and Eaton Vance Worldwide Health Sciences Fund (ETHSX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, LOGSX achieves a 0.81% return, which is significantly higher than ETHSX's -6.02% return. Over the past 10 years, LOGSX has underperformed ETHSX with an annualized return of 7.08%, while ETHSX has yielded a comparatively higher 7.72% annualized return.

LOGSX

• 1D: 0.81%
• 1M: -0.63%
• YTD: 0.81%
• 6M: -0.39%
• 1Y: 17.95%
• 3Y*: 8.66%
• 5Y*: 5.93%
• 10Y*: 7.08%

ETHSX

• 1D: 1.30%
• 1M: -0.40%
• YTD: -6.02%
• 6M: -6.52%
• 1Y: 6.22%
• 3Y*: 3.49%
• 5Y*: 2.83%
• 10Y*: 7.72%

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

LOGSX vs. ETHSX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
LOGSX Live Oak Health Sciences Fund	0.81%	19.63%	0.16%	1.21%	3.71%	17.59%	6.01%	18.98%	-3.84%	13.42%
ETHSX Eaton Vance Worldwide Health Sciences Fund	-6.02%	10.23%	3.48%	5.67%	-9.41%	22.02%	13.04%	25.99%	5.87%	16.24%

Correlation

The correlation between LOGSX and ETHSX is 0.84, 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	0.84
Correlation (3Y) Calculated over the trailing 3-year period	0.82
Correlation (5Y) Calculated over the trailing 5-year period	0.85
Correlation (10Y) Calculated over the trailing 10-year period	0.86
Correlation (All Time) Calculated using the full available price history since Jun 29, 2001	0.86

The correlation between LOGSX and ETHSX has been stable across timeframes, ranging from 0.82 to 0.86 - a consistent structural relationship.

Return for Risk

LOGSX vs. ETHSX — Risk / Return Rank

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

LOGSX

LOGSX Risk / Return Rank: 26
LOGSX Sharpe Ratio Rank: 22
LOGSX Sortino Ratio Rank: 23
LOGSX Omega Ratio Rank: 20
LOGSX Calmar Ratio Rank: 38
LOGSX Martin Ratio Rank: 24

ETHSX

ETHSX Risk / Return Rank: 6
ETHSX Sharpe Ratio Rank: 6
ETHSX Sortino Ratio Rank: 6
ETHSX Omega Ratio Rank: 6
ETHSX Calmar Ratio Rank: 6
ETHSX Martin Ratio Rank: 6

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.

LOGSX vs. ETHSX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Live Oak Health Sciences Fund (LOGSX) and Eaton Vance Worldwide Health Sciences Fund (ETHSX). 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.

	LOGSX	ETHSX	Difference
Sharpe ratio: Return per unit of total volatility	1.24	0.42	+0.82
Sortino ratio: Return per unit of downside risk	1.85	0.75	+1.11
Omega ratio: Gain probability vs. loss probability	1.22	1.08	+0.13
Calmar ratio: Return relative to maximum drawdown	2.22	0.53	+1.70
Martin ratio: Return relative to average drawdown	5.46	1.21	+4.25

LOGSX vs. ETHSX - Sharpe Ratio Comparison

The current LOGSX Sharpe Ratio is 1.24, which is higher than the ETHSX Sharpe Ratio of 0.42. The chart below compares the historical Sharpe Ratios of LOGSX and ETHSX, 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

LOGSX vs. ETHSX - Drawdown Comparison

The maximum LOGSX drawdown since its inception was -45.85%, smaller than the maximum ETHSX drawdown of -90.06%. Use the drawdown chart below to compare losses from any high point for LOGSX and ETHSX.

Drawdown Indicators

	LOGSX	ETHSX	Difference
Max Drawdown Largest peak-to-trough decline	-45.85%	-90.06%	+44.21%
Max Drawdown (1Y) Largest decline over 1 year	-8.13%	-12.35%	+4.22%
Max Drawdown (3Y) Largest decline over 3 years	-14.33%	-18.91%	+4.58%
Max Drawdown (5Y) Largest decline over 5 years	-15.03%	-19.58%	+4.55%
Max Drawdown (10Y) Largest decline over 10 years	-27.28%	-27.43%	+0.15%
Current Drawdown Current decline from peak	-4.47%	-10.53%	+6.06%
Average Drawdown Average peak-to-trough decline	-7.60%	-43.93%	+36.33%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.31%	5.37%	-2.06%

Volatility

LOGSX vs. ETHSX - Volatility Comparison

Live Oak Health Sciences Fund (LOGSX) and Eaton Vance Worldwide Health Sciences Fund (ETHSX) have volatilities of 5.20% and 5.38%, 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

	LOGSX	ETHSX	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.20%	5.38%	-0.18%
Volatility (6M) Calculated over the trailing 6-month period	10.42%	10.91%	-0.49%
Volatility (1Y) Calculated over the trailing 1-year period	14.57%	15.38%	-0.81%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	14.26%	14.99%	-0.73%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.17%	16.28%	-0.11%

LOGSX vs. ETHSX - Expense Ratio Comparison

LOGSX has a 1.02% expense ratio, which is lower than ETHSX's 1.20% expense ratio.

Dividends

LOGSX vs. ETHSX - Dividend Comparison

LOGSX's dividend yield for the trailing twelve months is around 2.06%, less than ETHSX's 7.84% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ETHSX Eaton Vance Worldwide Health Sciences Fund	7.84%	7.36%	4.81%	2.48%	4.43%	8.25%	7.33%	5.39%	5.51%	2.82%	12.75%	9.70%
LOGSX Live Oak Health Sciences Fund	2.06%	2.07%	2.64%	6.28%	0.55%	7.02%	7.04%	0.85%	15.20%	6.45%	2.10%	15.52%

Frequently Asked Questions

Can I hold both LOGSX and ETHSX in my portfolio?

LOGSX and ETHSX have a correlation of 0.84, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, LOGSX or ETHSX?

ETHSX has higher volatility (5.38%) compared to LOGSX (5.20%). In terms of maximum drawdown, LOGSX dropped -45.85% vs ETHSX's -90.06%.

Which has better risk-adjusted returns?

LOGSX currently has the higher Sharpe Ratio (1.24 vs 0.42), 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.