LSIGX vs. LSSAX

Last updated Jun 24, 2026

LSIGX (Loomis Sayles Investment Grade Fixed Income Fund) and LSSAX (Loomis Sayles Securitized Asset Fund) are both mutual funds - LSIGX is a Intermediate Core-Plus Bond fund managed by Loomis Sayles Funds, while LSSAX is a Intermediate Core Bond fund managed by Loomis Sayles Funds. Over the past 10 years, LSIGX returned 2.90%/yr vs 2.47%/yr for LSSAX. A 0.59 correlation means they provide meaningful diversification when combined. LSIGX charges 0.52%/yr vs 0.00%/yr for LSSAX.

Performance

LSIGX vs. LSSAX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Loomis Sayles Investment Grade Fixed Income Fund (LSIGX) and Loomis Sayles Securitized Asset Fund (LSSAX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, LSIGX achieves a 0.18% return, which is significantly lower than LSSAX's 1.24% return. Over the past 10 years, LSIGX has outperformed LSSAX with an annualized return of 2.90%, while LSSAX has yielded a comparatively lower 2.47% annualized return.

LSIGX

• 1D: 0.00%
• 1M: 0.86%
• YTD: 0.18%
• 6M: 0.38%
• 1Y: 3.94%
• 3Y*: 5.12%
• 5Y*: 1.26%
• 10Y*: 2.90%

LSSAX

• 1D: -0.25%
• 1M: 0.60%
• YTD: 1.24%
• 6M: 1.36%
• 1Y: 5.75%
• 3Y*: 5.77%
• 5Y*: 1.40%
• 10Y*: 2.47%

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

LSIGX vs. LSSAX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
LSIGX Loomis Sayles Investment Grade Fixed Income Fund	0.18%	7.15%	3.14%	8.01%	-11.98%	0.80%	7.18%	9.36%	-2.08%	8.42%
LSSAX Loomis Sayles Securitized Asset Fund	1.24%	8.32%	3.94%	7.01%	-11.82%	0.64%	4.68%	6.81%	2.48%	3.40%

Correlation

The correlation between LSIGX and LSSAX is 0.90, 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	0.90
Correlation (3Y) Calculated over the trailing 3-year period	0.92
Correlation (5Y) Calculated over the trailing 5-year period	0.90
Correlation (10Y) Calculated over the trailing 10-year period	0.67
Correlation (All Time) Calculated using the full available price history since Mar 3, 2006	0.59

Over the past year, LSIGX and LSSAX have become more correlated (0.90) than their long-term average of 0.59, meaning their price movements have been converging.

Return for Risk

LSIGX vs. LSSAX — Risk / Return Rank

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

LSIGX

LSIGX Risk / Return Rank: 24
LSIGX Sharpe Ratio Rank: 27
LSIGX Sortino Ratio Rank: 28
LSIGX Omega Ratio Rank: 26
LSIGX Calmar Ratio Rank: 23
LSIGX Martin Ratio Rank: 19

LSSAX

LSSAX Risk / Return Rank: 59
LSSAX Sharpe Ratio Rank: 46
LSSAX Sortino Ratio Rank: 55
LSSAX Omega Ratio Rank: 49
LSSAX Calmar Ratio Rank: 81
LSSAX Martin Ratio Rank: 64

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.

LSIGX vs. LSSAX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Loomis Sayles Investment Grade Fixed Income Fund (LSIGX) and Loomis Sayles Securitized Asset Fund (LSSAX). 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.

	LSIGX	LSSAX	Difference
Sharpe ratio: Return per unit of total volatility	1.35	1.85	-0.50
Sortino ratio: Return per unit of downside risk	2.01	2.87	-0.86
Omega ratio: Gain probability vs. loss probability	1.24	1.35	-0.11
Calmar ratio: Return relative to maximum drawdown	1.60	3.52	-1.92
Martin ratio: Return relative to average drawdown	4.40	11.69	-7.29

LSIGX vs. LSSAX - Sharpe Ratio Comparison

The current LSIGX Sharpe Ratio is 1.35, which is comparable to the LSSAX Sharpe Ratio of 1.85. The chart below compares the historical Sharpe Ratios of LSIGX and LSSAX, 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

LSIGX vs. LSSAX - Drawdown Comparison

The maximum LSIGX drawdown since its inception was -20.94%, which is greater than LSSAX's maximum drawdown of -16.40%. Use the drawdown chart below to compare losses from any high point for LSIGX and LSSAX.

Drawdown Indicators

	LSIGX	LSSAX	Difference
Max Drawdown Largest peak-to-trough decline	-20.94%	-16.40%	-4.54%
Max Drawdown (1Y) Largest decline over 1 year	-3.22%	-2.16%	-1.06%
Max Drawdown (3Y) Largest decline over 3 years	-5.42%	-5.91%	+0.49%
Max Drawdown (5Y) Largest decline over 5 years	-15.98%	-16.40%	+0.42%
Max Drawdown (10Y) Largest decline over 10 years	-15.98%	-16.40%	+0.42%
Current Drawdown Current decline from peak	-1.52%	-0.61%	-0.91%
Average Drawdown Average peak-to-trough decline	-2.40%	-1.97%	-0.43%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.11%	0.73%	+0.38%

Volatility

LSIGX vs. LSSAX - Volatility Comparison

The current volatility for Loomis Sayles Investment Grade Fixed Income Fund (LSIGX) is 1.00%, while Loomis Sayles Securitized Asset Fund (LSSAX) has a volatility of 1.21%. This indicates that LSIGX experiences smaller price fluctuations and is considered to be less risky than LSSAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	LSIGX	LSSAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.00%	1.21%	-0.21%
Volatility (6M) Calculated over the trailing 6-month period	2.78%	2.77%	+0.01%
Volatility (1Y) Calculated over the trailing 1-year period	3.82%	4.12%	-0.30%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	5.26%	5.80%	-0.54%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.68%	4.43%	+0.25%

LSIGX vs. LSSAX - Expense Ratio Comparison

LSIGX has a 0.52% expense ratio, which is higher than LSSAX's 0.00% expense ratio.

Dividends

LSIGX vs. LSSAX - Dividend Comparison

LSIGX's dividend yield for the trailing twelve months is around 4.72%, more than LSSAX's 4.34% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
LSIGX Loomis Sayles Investment Grade Fixed Income Fund	4.72%	4.76%	4.69%	4.06%	4.14%	5.95%	6.24%	2.59%	3.42%	4.27%	4.32%	3.81%
LSSAX Loomis Sayles Securitized Asset Fund	4.34%	4.23%	4.54%	5.65%	6.47%	6.38%	5.95%	5.48%	5.62%	5.42%	5.12%	5.20%

Frequently Asked Questions

Can I hold both LSIGX and LSSAX in my portfolio?

With a correlation of 0.90, LSIGX and LSSAX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, LSIGX or LSSAX?

LSSAX has higher volatility (1.21%) compared to LSIGX (1.00%). In terms of maximum drawdown, LSIGX dropped -20.94% vs LSSAX's -16.40%.

Which has better risk-adjusted returns?

LSSAX currently has the higher Sharpe Ratio (1.85 vs 1.35), 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.