VTAPX vs. FFNYX

Last updated Jul 14, 2026

VTAPX (Vanguard Short-Term Inflation-Protected Securities Index Fund Admiral Shares) and FFNYX (Fidelity SAI 0-5 Year Inflation-Protected Bond Index Fund) are both Inflation-Protected Bonds funds - VTAPX tracks the Bloomberg U.S. Treasury Inflation-Protected Securities (TIPS) 0-5 Year Index while FFNYX tracks the Bloomberg US Treasury 0-5 Year TIPS Index. Both are passively managed. Their correlation of 0.93 suggests significant overlap in exposure. VTAPX charges 0.06%/yr vs 0.05%/yr for FFNYX.

Performance

VTAPX vs. FFNYX - Performance Comparison

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

Returns By Period

VTAPX

• 1D: -0.08%
• 1M: -0.04%
• 6M: 1.57%
• YTD: 1.73%
• 1Y: 3.56%
• 3Y*: 5.25%
• 5Y*: 3.26%
• 10Y*: 3.03%

FFNYX

• 1D: -1.38%
• 1M: -1.38%
• 6M: —
• YTD: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

VTAPX vs. FFNYX - Yearly Performance Comparison

	2026 (YTD)
VTAPX Vanguard Short-Term Inflation-Protected Securities Index Fund Admiral Shares	0.80%
FFNYX Fidelity SAI 0-5 Year Inflation-Protected Bond Index Fund	-0.65%

Correlation

The correlation between VTAPX and FFNYX is 0.93, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (All Time) Calculated using the full available price history since Mar 16, 2026	0.93

Return for Risk

VTAPX vs. FFNYX — Risk / Return Rank

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

VTAPX

VTAPX Risk / Return Rank: 90
VTAPX Sharpe Ratio Rank: 86
VTAPX Sortino Ratio Rank: 88
VTAPX Omega Ratio Rank: 85
VTAPX Calmar Ratio Rank: 96
VTAPX Martin Ratio Rank: 94

FFNYX

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

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.

VTAPX vs. FFNYX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Vanguard Short-Term Inflation-Protected Securities Index Fund Admiral Shares (VTAPX) and Fidelity SAI 0-5 Year Inflation-Protected Bond Index Fund (FFNYX). 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.

	VTAPX	FFNYX	Difference
Sharpe ratio: Return per unit of total volatility	2.27	—	—
Sortino ratio: Return per unit of downside risk	3.51	—	—
Omega ratio: Gain probability vs. loss probability	1.46	—	—
Calmar ratio: Return relative to maximum drawdown	4.82	—	—
Martin ratio: Return relative to average drawdown	15.94	—	—

Drawdowns

VTAPX vs. FFNYX - Drawdown Comparison

The maximum VTAPX drawdown since its inception was -5.33%, which is greater than FFNYX's maximum drawdown of -1.67%. Use the drawdown chart below to compare losses from any high point for VTAPX and FFNYX.

Drawdown Indicators

	VTAPX	FFNYX	Difference
Max Drawdown Largest peak-to-trough decline	-5.33%	-1.67%	-3.66%
Max Drawdown (1Y) Largest decline over 1 year	-0.75%	—	—
Max Drawdown (3Y) Largest decline over 3 years	-0.92%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-5.33%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-5.33%	—	—
Current Drawdown Current decline from peak	-0.36%	-1.67%	+1.31%
Average Drawdown Average peak-to-trough decline	-1.03%	-0.27%	-0.76%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.23%	—	—

Volatility

Volatility by Period

	VTAPX	FFNYX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.60%	—	—
Volatility (6M) Calculated over the trailing 6-month period	1.26%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	1.59%	3.13%	-1.54%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	2.66%	3.13%	-0.47%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	2.24%	3.13%	-0.89%

VTAPX vs. FFNYX - Expense Ratio Comparison

VTAPX has a 0.06% expense ratio, which is higher than FFNYX's 0.05% 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%.

Dividends

VTAPX vs. FFNYX - Dividend Comparison

VTAPX's dividend yield for the trailing twelve months is around 4.13%, more than FFNYX's 0.04% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016
FFNYX Fidelity SAI 0-5 Year Inflation-Protected Bond Index Fund	0.04%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
VTAPX Vanguard Short-Term Inflation-Protected Securities Index Fund Admiral Shares	4.13%	3.78%	2.68%	2.84%	6.82%	4.67%	1.19%	1.94%	2.45%	1.52%	0.76%

Frequently Asked Questions

Can I hold both VTAPX and FFNYX in my portfolio?

With a correlation of 0.93, VTAPX and FFNYX 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.