FFNYX vs. FSKAX

Last updated Apr 2, 2026

Compare and contrast key facts about Fidelity SAI 0-5 Year Inflation-Protected Bond Index Fund (FFNYX) and Fidelity Total Market Index Fund (FSKAX).

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. FSKAX is managed by Fidelity.

Performance

FFNYX vs. FSKAX - 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 Fidelity Total Market Index Fund (FSKAX). The values are adjusted to include any dividend payments, if applicable.

FFNYX vs. FSKAX - Yearly Performance Comparison

	2026 (YTD)
FFNYX Fidelity SAI 0-5 Year Inflation-Protected Bond Index Fund	-0.10%
FSKAX Fidelity Total Market Index Fund	-2.26%

Returns By Period

FFNYX

• 1D: 0.00%
• 1M: —
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

FSKAX

• 1D: 2.99%
• 1M: -5.06%
• YTD: -3.98%
• 6M: -2.04%
• 1Y: 17.68%
• 3Y*: 17.87%
• 5Y*: 10.50%
• 10Y*: 13.56%

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

FFNYX vs. FSKAX - Expense Ratio Comparison

FFNYX has a 0.05% expense ratio, which is higher than FSKAX's 0.02% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

FFNYX

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

FSKAX

Fidelity Total Market Index Fund

Return for Risk

FFNYX vs. FSKAX — Risk / Return Rank

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

FSKAX

FSKAX Risk / Return Rank: 59
FSKAX Sharpe Ratio Rank: 48
FSKAX Sortino Ratio Rank: 53
FSKAX Omega Ratio Rank: 55
FSKAX Calmar Ratio Rank: 64
FSKAX Martin Ratio Rank: 75

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. FSKAX - 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 Fidelity Total Market Index Fund (FSKAX). 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	FSKAX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	0.98	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.61	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.74	—
Sharpe Ratio (All Time) Calculated using the full available price history	-0.99	0.79	-1.78

Correlation

The correlation between FFNYX and FSKAX is 0.26, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

FFNYX vs. FSKAX - Dividend Comparison

FFNYX has not paid dividends to shareholders, while FSKAX's dividend yield for the trailing twelve months is around 1.06%.

	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%
FSKAX Fidelity Total Market Index Fund	1.06%	1.01%	1.19%	1.41%	1.62%	1.15%	1.45%	1.94%	2.54%	2.07%	2.43%	0.82%

Drawdowns

FFNYX vs. FSKAX - Drawdown Comparison

The maximum FFNYX drawdown since its inception was -0.69%, smaller than the maximum FSKAX drawdown of -35.01%. Use the drawdown chart below to compare losses from any high point for FFNYX and FSKAX.

Drawdown Indicators

	FFNYX	FSKAX	Difference
Max Drawdown Largest peak-to-trough decline	-0.69%	-35.01%	+34.32%
Max Drawdown (1Y) Largest decline over 1 year	—	-12.42%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-25.39%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-35.01%	—
Current Drawdown Current decline from peak	-0.30%	-6.20%	+5.90%
Average Drawdown Average peak-to-trough decline	-0.39%	-4.05%	+3.66%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	2.60%	—

Volatility

Volatility by Period

	FFNYX	FSKAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	5.52%	—
Volatility (6M) Calculated over the trailing 6-month period	—	9.85%	—
Volatility (1Y) Calculated over the trailing 1-year period	2.38%	18.69%	-16.31%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	2.38%	17.42%	-15.04%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	2.38%	18.44%	-16.06%