AMPX vs. VTIP

Last updated Jun 24, 2026

AMPX (Amprius Technologies Inc.) is a stock, while VTIP (Vanguard Short-Term Inflation-Protected Securities ETF) is Inflation-Protected Bonds fund tracking the Bloomberg U.S. Treasury Inflation-Protected Securities (TIPS) 0-5 Year Index. Over the past 3 years, AMPX returned 20.30%/yr vs 5.00%/yr for VTIP. At a 0.00 correlation, their price movements are largely independent.

Performance

AMPX vs. VTIP - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Amprius Technologies Inc. (AMPX) and Vanguard Short-Term Inflation-Protected Securities ETF (VTIP). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, AMPX achieves a 78.96% return, which is significantly higher than VTIP's 1.36% return.

AMPX

• 1D: -9.78%
• 1M: -11.92%
• YTD: 78.96%
• 6M: 61.93%
• 1Y: 309.28%
• 3Y*: 20.30%
• 5Y*: —
• 10Y*: —

VTIP

• 1D: 0.02%
• 1M: -0.22%
• YTD: 1.36%
• 6M: 1.50%
• 1Y: 3.58%
• 3Y*: 5.00%
• 5Y*: 3.28%
• 10Y*: 3.03%

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

AMPX vs. VTIP - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
AMPX Amprius Technologies Inc.	78.96%	181.79%	-47.07%	-33.29%	-11.99%
VTIP Vanguard Short-Term Inflation-Protected Securities ETF	1.36%	6.07%	4.74%	4.62%	-1.21%

Correlation

The correlation between AMPX and VTIP is 0.05, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.05
Correlation (3Y) Calculated over the trailing 3-year period	-0.01
Correlation (All Time) Calculated using the full available price history since Sep 15, 2022	0.00

Return for Risk

AMPX vs. VTIP — Risk / Return Rank

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

AMPX

AMPX Risk / Return Rank: 91
AMPX Sharpe Ratio Rank: 95
AMPX Sortino Ratio Rank: 88
AMPX Omega Ratio Rank: 85
AMPX Calmar Ratio Rank: 95
AMPX Martin Ratio Rank: 94

VTIP

VTIP Risk / Return Rank: 83
VTIP Sharpe Ratio Rank: 74
VTIP Sortino Ratio Rank: 84
VTIP Omega Ratio Rank: 82
VTIP Calmar Ratio Rank: 88
VTIP Martin Ratio Rank: 87

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.

AMPX vs. VTIP - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Amprius Technologies Inc. (AMPX) and Vanguard Short-Term Inflation-Protected Securities ETF (VTIP). 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.

	AMPX	VTIP	Difference
Sharpe ratio: Return per unit of total volatility	2.88	2.28	+0.60
Sortino ratio: Return per unit of downside risk	2.91	3.58	-0.66
Omega ratio: Gain probability vs. loss probability	1.34	1.47	-0.13
Calmar ratio: Return relative to maximum drawdown	6.71	5.03	+1.68
Martin ratio: Return relative to average drawdown	15.72	17.90	-2.18

AMPX vs. VTIP - Sharpe Ratio Comparison

The current AMPX Sharpe Ratio is 2.88, which is comparable to the VTIP Sharpe Ratio of 2.28. The chart below compares the historical Sharpe Ratios of AMPX and VTIP, 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

AMPX vs. VTIP - Drawdown Comparison

The maximum AMPX drawdown since its inception was -94.49%, which is greater than VTIP's maximum drawdown of -6.27%. Use the drawdown chart below to compare losses from any high point for AMPX and VTIP.

Drawdown Indicators

	AMPX	VTIP	Difference
Max Drawdown Largest peak-to-trough decline	-94.49%	-6.27%	-88.22%
Max Drawdown (1Y) Largest decline over 1 year	-46.41%	-0.71%	-45.70%
Max Drawdown (3Y) Largest decline over 3 years	-91.30%	-0.98%	-90.32%
Max Drawdown (5Y) Largest decline over 5 years	—	-5.50%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-6.27%	—
Current Drawdown Current decline from peak	-38.37%	-0.69%	-37.68%
Average Drawdown Average peak-to-trough decline	-54.80%	-1.04%	-53.76%
Ulcer Index Depth and duration of drawdowns from previous peaks	19.78%	0.20%	+19.58%

Volatility

AMPX vs. VTIP - Volatility Comparison

Amprius Technologies Inc. (AMPX) has a higher volatility of 36.18% compared to Vanguard Short-Term Inflation-Protected Securities ETF (VTIP) at 0.65%. This indicates that AMPX's price experiences larger fluctuations and is considered to be riskier than VTIP based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	AMPX	VTIP	Difference
Volatility (1M) Calculated over the trailing 1-month period	36.18%	0.65%	+35.53%
Volatility (6M) Calculated over the trailing 6-month period	79.17%	1.17%	+78.00%
Volatility (1Y) Calculated over the trailing 1-year period	108.60%	1.57%	+107.03%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	128.61%	2.77%	+125.84%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	128.61%	2.74%	+125.87%

Dividends

AMPX vs. VTIP - Dividend Comparison

AMPX has not paid dividends to shareholders, while VTIP's dividend yield for the trailing twelve months is around 3.61%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016
AMPX Amprius Technologies Inc.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
VTIP Vanguard Short-Term Inflation-Protected Securities ETF	3.61%	3.81%	2.70%	2.86%	6.84%	4.68%	1.20%	1.95%	2.45%	1.52%	0.76%

Frequently Asked Questions

Can I hold both AMPX and VTIP in my portfolio?

AMPX and VTIP have a correlation of 0.05, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, AMPX or VTIP?

AMPX has higher volatility (36.18%) compared to VTIP (0.65%). In terms of maximum drawdown, AMPX dropped -94.49% vs VTIP's -6.27%.

Which has better risk-adjusted returns?

AMPX currently has the higher Sharpe Ratio (2.88 vs 2.28), 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.