PSIX vs. VTIP

Last updated Jul 17, 2026

PSIX (Power Solutions International, 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 10 years, PSIX returned 4.90%/yr vs 3.06%/yr for VTIP. At a correlation of -0.00, they often move in opposite directions.

Performance

PSIX vs. VTIP - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Power Solutions International, Inc. (PSIX) 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, PSIX achieves a -44.42% return, which is significantly lower than VTIP's 1.77% return. Over the past 10 years, PSIX has outperformed VTIP with an annualized return of 4.90%, while VTIP has yielded a comparatively lower 3.06% annualized return.

PSIX

• 1D: -5.08%
• 1M: -18.61%
• 6M: -57.92%
• YTD: -44.42%
• 1Y: -61.40%
• 3Y*: 117.19%
• 5Y*: 39.19%
• 10Y*: 4.90%

VTIP

• 1D: 0.00%
• 1M: -0.03%
• 6M: 1.73%
• YTD: 1.77%
• 1Y: 3.42%
• 3Y*: 5.10%
• 5Y*: 3.18%
• 10Y*: 3.06%

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

PSIX vs. VTIP - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
PSIX Power Solutions International, Inc.	-44.42%	92.07%	1,351.22%	-31.67%	0.00%	-9.09%	-58.23%	-14.59%	23.33%	0.00%
VTIP Vanguard Short-Term Inflation-Protected Securities ETF	1.77%	6.07%	4.74%	4.62%	-2.94%	5.36%	4.95%	4.86%	0.56%	0.82%

Correlation

The correlation between PSIX and VTIP is -0.11, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.11
Correlation (3Y) Calculated over the trailing 3-year period	-0.05
Correlation (5Y) Calculated over the trailing 5-year period	-0.02
Correlation (10Y) Calculated over the trailing 10-year period	-0.01
Correlation (All Time) Calculated using the full available price history since Oct 16, 2012	-0.00

The correlation between PSIX and VTIP shifts across timeframes, from -0.11 (1 year) to -0.00 (all time), reflecting how their relationship changes across market environments.

Return for Risk

PSIX vs. VTIP — Risk / Return Rank

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

PSIX

PSIX Risk / Return Rank: 15
PSIX Sharpe Ratio Rank: 16
PSIX Sortino Ratio Rank: 21
PSIX Omega Ratio Rank: 20
PSIX Calmar Ratio Rank: 10
PSIX Martin Ratio Rank: 7

VTIP

VTIP Risk / Return Rank: 89
VTIP Sharpe Ratio Rank: 85
VTIP Sortino Ratio Rank: 90
VTIP Omega Ratio Rank: 89
VTIP Calmar Ratio Rank: 92
VTIP Martin Ratio Rank: 89

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.

PSIX vs. VTIP - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Power Solutions International, Inc. (PSIX) 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.

	PSIX	VTIP	Difference
Sharpe ratio: Return per unit of total volatility	-0.62	2.20	-2.82
Sortino ratio: Return per unit of downside risk	-0.57	3.43	-4.00
Omega ratio: Gain probability vs. loss probability	0.93	1.45	-0.52
Calmar ratio: Return relative to maximum drawdown	-0.85	4.81	-5.66
Martin ratio: Return relative to average drawdown	-1.46	15.42	-16.88

PSIX vs. VTIP - Sharpe Ratio Comparison

The current PSIX Sharpe Ratio is -0.62, which is lower than the VTIP Sharpe Ratio of 2.20. The chart below compares the historical Sharpe Ratios of PSIX 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

PSIX vs. VTIP - Drawdown Comparison

The maximum PSIX drawdown since its inception was -98.55%, which is greater than VTIP's maximum drawdown of -6.27%. Use the drawdown chart below to compare losses from any high point for PSIX and VTIP.

Drawdown Indicators

	PSIX	VTIP	Difference
Max Drawdown Largest peak-to-trough decline	-98.55%	-6.27%	-92.28%
Max Drawdown (1Y) Largest decline over 1 year	-72.57%	-0.71%	-71.86%
Max Drawdown (3Y) Largest decline over 3 years	-72.57%	-0.98%	-71.59%
Max Drawdown (5Y) Largest decline over 5 years	-84.37%	-5.50%	-78.87%
Max Drawdown (10Y) Largest decline over 10 years	-93.43%	-6.27%	-87.16%
Current Drawdown Current decline from peak	-72.57%	-0.29%	-72.28%
Average Drawdown Average peak-to-trough decline	-68.21%	-1.03%	-67.18%
Ulcer Index Depth and duration of drawdowns from previous peaks	42.07%	0.22%	+41.85%

Volatility

PSIX vs. VTIP - Volatility Comparison

Power Solutions International, Inc. (PSIX) has a higher volatility of 15.05% compared to Vanguard Short-Term Inflation-Protected Securities ETF (VTIP) at 0.63%. This indicates that PSIX'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

	PSIX	VTIP	Difference
Volatility (1M) Calculated over the trailing 1-month period	15.05%	0.63%	+14.42%
Volatility (6M) Calculated over the trailing 6-month period	87.98%	1.20%	+86.78%
Volatility (1Y) Calculated over the trailing 1-year period	99.77%	1.57%	+98.20%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	112.80%	2.77%	+110.03%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	105.88%	2.74%	+103.14%

Dividends

PSIX vs. VTIP - Dividend Comparison

PSIX has not paid dividends to shareholders, while VTIP's dividend yield for the trailing twelve months is around 4.16%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016
PSIX Power Solutions International, 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	4.16%	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 PSIX and VTIP in my portfolio?

PSIX and VTIP have a correlation of -0.11, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, PSIX or VTIP?

PSIX has higher volatility (15.05%) compared to VTIP (0.63%). In terms of maximum drawdown, PSIX dropped -98.55% vs VTIP's -6.27%.

Which has better risk-adjusted returns?

VTIP currently has the higher Sharpe Ratio (2.20 vs -0.62), 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.