LSBDX vs. LSMIX

Last updated Jun 4, 2026

LSBDX (Loomis Sayles Bond Fund) and LSMIX (Loomis Sayles Small/Mid Cap Growth Fund) are both mutual funds - LSBDX is a Multisector Bonds fund managed by Loomis Sayles Funds, while LSMIX is a Mid Cap Growth Equities fund managed by Loomis Sayles Funds. Over the past 10 years, LSBDX returned 3.34%/yr vs 11.17%/yr for LSMIX. At a 0.46 correlation, their price movements are largely independent. LSBDX charges 0.67%/yr vs 0.99%/yr for LSMIX.

Performance

LSBDX vs. LSMIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Loomis Sayles Bond Fund (LSBDX) and Loomis Sayles Small/Mid Cap Growth Fund (LSMIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, LSBDX achieves a -0.19% return, which is significantly lower than LSMIX's 10.17% return. Over the past 10 years, LSBDX has underperformed LSMIX with an annualized return of 3.34%, while LSMIX has yielded a comparatively higher 11.17% annualized return.

LSBDX

• 1D: 0.00%
• 1M: 0.18%
• YTD: -0.19%
• 6M: 0.13%
• 1Y: 5.12%
• 3Y*: 7.01%
• 5Y*: 2.24%
• 10Y*: 3.34%

LSMIX

• 1D: 0.89%
• 1M: 0.82%
• YTD: 10.17%
• 6M: 9.19%
• 1Y: 20.70%
• 3Y*: 13.22%
• 5Y*: 4.08%
• 10Y*: 11.17%

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

LSBDX vs. LSMIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
LSBDX Loomis Sayles Bond Fund	-0.19%	8.67%	6.70%	8.05%	-12.50%	3.23%	2.14%	11.72%	-2.87%	7.47%
LSMIX Loomis Sayles Small/Mid Cap Growth Fund	10.17%	5.71%	17.74%	6.71%	-27.08%	17.40%	31.56%	35.21%	-7.32%	31.80%

Correlation

The correlation between LSBDX and LSMIX is 0.48, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.48
Correlation (3Y) Calculated over the trailing 3-year period	0.34
Correlation (5Y) Calculated over the trailing 5-year period	0.41
Correlation (10Y) Calculated over the trailing 10-year period	0.45
Correlation (All Time) Calculated using the full available price history since Jan 5, 2016	0.46

The correlation between LSBDX and LSMIX shifts across timeframes, from 0.34 (3 years) to 0.48 (1 year), reflecting how their relationship changes across market environments.

Return for Risk

LSBDX vs. LSMIX — Risk / Return Rank

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

LSBDX

LSBDX Risk / Return Rank: 35
LSBDX Sharpe Ratio Rank: 39
LSBDX Sortino Ratio Rank: 42
LSBDX Omega Ratio Rank: 41
LSBDX Calmar Ratio Rank: 26
LSBDX Martin Ratio Rank: 26

LSMIX

LSMIX Risk / Return Rank: 32
LSMIX Sharpe Ratio Rank: 25
LSMIX Sortino Ratio Rank: 30
LSMIX Omega Ratio Rank: 23
LSMIX Calmar Ratio Rank: 40
LSMIX Martin Ratio Rank: 43

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.

LSBDX vs. LSMIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Loomis Sayles Bond Fund (LSBDX) and Loomis Sayles Small/Mid Cap Growth Fund (LSMIX). 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.

	LSBDX	LSMIX	Difference
Sharpe ratio Return per unit of total volatility	1.79	1.42	+0.38
Sortino ratio Return per unit of downside risk	2.70	2.26	+0.44
Omega ratio Gain probability vs. loss probability	1.34	1.25	+0.09
Calmar ratio Return relative to maximum drawdown	1.90	2.41	-0.51
Martin ratio Return relative to average drawdown	6.36	9.14	-2.79
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

LSBDX vs. LSMIX - Sharpe Ratio Comparison

The current LSBDX Sharpe Ratio is 1.79, which is comparable to the LSMIX Sharpe Ratio of 1.42. The chart below compares the historical Sharpe Ratios of LSBDX and LSMIX, 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

	LSBDX	LSMIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.79	1.42	+0.38
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.47	0.20	+0.27
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.70	0.53	+0.17
Sharpe Ratio (All Time) Calculated using the full available price history	1.41	0.53	+0.88

Drawdowns

LSBDX vs. LSMIX - Drawdown Comparison

The maximum LSBDX drawdown since its inception was -30.58%, smaller than the maximum LSMIX drawdown of -36.96%. Use the drawdown chart below to compare losses from any high point for LSBDX and LSMIX.

Drawdown Indicators

	LSBDX	LSMIX	Difference
Max Drawdown Largest peak-to-trough decline	-30.58%	-36.96%	+6.38%
Max Drawdown (1Y) Largest decline over 1 year	-3.25%	-11.07%	+7.82%
Max Drawdown (3Y) Largest decline over 3 years	-5.55%	-24.39%	+18.84%
Max Drawdown (5Y) Largest decline over 5 years	-16.60%	-35.49%	+18.89%
Max Drawdown (10Y) Largest decline over 10 years	-16.60%	-36.96%	+20.36%
Current Drawdown Current decline from peak	-1.59%	-2.03%	+0.44%
Average Drawdown Average peak-to-trough decline	-2.80%	-10.01%	+7.21%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.98%	3.45%	-2.47%

Volatility

LSBDX vs. LSMIX - Volatility Comparison

The current volatility for Loomis Sayles Bond Fund (LSBDX) is 1.28%, while Loomis Sayles Small/Mid Cap Growth Fund (LSMIX) has a volatility of 4.94%. This indicates that LSBDX experiences smaller price fluctuations and is considered to be less risky than LSMIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	LSBDX	LSMIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.28%	4.94%	-3.66%
Volatility (6M) Calculated over the trailing 6-month period	2.58%	15.11%	-12.53%
Volatility (1Y) Calculated over the trailing 1-year period	3.44%	18.81%	-15.37%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	5.01%	21.41%	-16.40%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.88%	21.45%	-16.57%

LSBDX vs. LSMIX - Expense Ratio Comparison

LSBDX has a 0.67% expense ratio, which is lower than LSMIX's 0.99% expense ratio.

Dividends

LSBDX vs. LSMIX - Dividend Comparison

LSBDX's dividend yield for the trailing twelve months is around 3.87%, while LSMIX has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
LSBDX Loomis Sayles Bond Fund	3.87%	4.15%	5.51%	5.09%	5.13%	2.88%	3.83%	3.97%	3.78%	5.86%	3.13%	7.37%
LSMIX Loomis Sayles Small/Mid Cap Growth Fund	0.00%	0.00%	0.00%	0.00%	0.00%	9.95%	0.68%	4.40%	46.82%	0.00%	0.18%	0.00%

Frequently Asked Questions

Can I hold both LSBDX and LSMIX in my portfolio?

LSBDX and LSMIX have a correlation of 0.48, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, LSBDX or LSMIX?

LSMIX has higher volatility (4.94%) compared to LSBDX (1.28%). In terms of maximum drawdown, LSBDX dropped -30.58% vs LSMIX's -36.96%.

Which has better risk-adjusted returns?

LSBDX currently has the higher Sharpe Ratio (1.79 vs 1.42), 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.