FFNYX vs. LSGSX

Last updated Apr 1, 2026

Compare and contrast key facts about Fidelity SAI 0-5 Year Inflation-Protected Bond Index Fund (FFNYX) and Loomis Sayles Inflation Protected Securities Fund (LSGSX).

FFNYX is a passively managed fund by Fidelity that tracks the performance of the Bloomberg US Treasury 0-5 Year TIPS Index. It was launched on Nov 4, 2025. LSGSX is managed by Loomis Sayles Funds. It was launched on May 19, 1991.

Performance

FFNYX vs. LSGSX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity SAI 0-5 Year Inflation-Protected Bond Index Fund (FFNYX) and Loomis Sayles Inflation Protected Securities Fund (LSGSX). The values are adjusted to include any dividend payments, if applicable.

FFNYX vs. LSGSX - Yearly Performance Comparison

	2026 (YTD)
FFNYX Fidelity SAI 0-5 Year Inflation-Protected Bond Index Fund	-0.10%
LSGSX Loomis Sayles Inflation Protected Securities Fund	-0.82%

Returns By Period

FFNYX

• 1D: 0.30%
• 1M: —
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

LSGSX

• 1D: 0.52%
• 1M: -1.64%
• YTD: -0.21%
• 6M: -0.11%
• 1Y: 1.44%
• 3Y*: 2.45%
• 5Y*: 0.76%
• 10Y*: 2.52%

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

FFNYX vs. LSGSX - Expense Ratio Comparison

FFNYX has a 0.05% expense ratio, which is lower than LSGSX's 0.40% expense ratio.

LSGSX

Loomis Sayles Inflation Protected Securities Fund

FFNYX

Fidelity SAI 0-5 Year Inflation-Protected Bond Index Fund

Return for Risk

FFNYX vs. LSGSX — Risk / Return Rank

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

LSGSX

LSGSX Risk / Return Rank: 30
LSGSX Sharpe Ratio Rank: 21
LSGSX Sortino Ratio Rank: 18
LSGSX Omega Ratio Rank: 17
LSGSX Calmar Ratio Rank: 58
LSGSX Martin Ratio Rank: 36

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.

FFNYX vs. LSGSX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity SAI 0-5 Year Inflation-Protected Bond Index Fund (FFNYX) and Loomis Sayles Inflation Protected Securities Fund (LSGSX). 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.

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

Sharpe Ratios by Period

	FFNYX	LSGSX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	0.58	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.13	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.46	—
Sharpe Ratio (All Time) Calculated using the full available price history	-1.03	0.75	-1.79

Correlation

The correlation between FFNYX and LSGSX is 0.62, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

FFNYX vs. LSGSX - Dividend Comparison

FFNYX has not paid dividends to shareholders, while LSGSX's dividend yield for the trailing twelve months is around 2.69%.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FFNYX Fidelity SAI 0-5 Year Inflation-Protected Bond Index Fund	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
LSGSX Loomis Sayles Inflation Protected Securities Fund	2.69%	3.53%	3.52%	3.88%	8.23%	5.60%	0.99%	1.96%	2.90%	2.38%	1.48%	0.75%

Drawdowns

FFNYX vs. LSGSX - Drawdown Comparison

The maximum FFNYX drawdown since its inception was -0.69%, smaller than the maximum LSGSX drawdown of -17.20%. Use the drawdown chart below to compare losses from any high point for FFNYX and LSGSX.

Drawdown Indicators

	FFNYX	LSGSX	Difference
Max Drawdown Largest peak-to-trough decline	-0.69%	-17.20%	+16.51%
Max Drawdown (1Y) Largest decline over 1 year	—	-3.36%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-15.23%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-15.23%	—
Current Drawdown Current decline from peak	-0.30%	-3.46%	+3.16%
Average Drawdown Average peak-to-trough decline	-0.40%	-4.60%	+4.20%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	1.20%	—

Volatility

Volatility by Period

	FFNYX	LSGSX	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	1.29%	—
Volatility (6M) Calculated over the trailing 6-month period	—	2.81%	—
Volatility (1Y) Calculated over the trailing 1-year period	2.51%	4.98%	-2.47%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	2.51%	6.31%	-3.80%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	2.51%	5.62%	-3.11%