PSIX vs. NBIS

Last updated Aug 3, 2026

PSIX (Power Solutions International, Inc.) and NBIS (Nebius Group N.V.) are both stocks. PSIX operates in Specialty Industrial Machinery (Industrials), while NBIS operates in Internet Content & Information (Communication Services). Over the past year, PSIX returned -68.26% vs 266.17% for NBIS. Their 0.38 correlation means their historical movements had little consistent relationship.

Performance

PSIX vs. NBIS - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Power Solutions International, Inc. (PSIX) and Nebius Group N.V. (NBIS). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PSIX achieves a -51.68% return, which is significantly lower than NBIS's 127.48% return.

PSIX

• 1D: -0.79%
• 1M: -25.54%
• 6M: -61.47%
• YTD: -51.68%
• 1Y: -68.26%
• 3Y*: 121.23%
• 5Y*: 29.78%
• 10Y*: 5.61%
• ALL TIME*: 3.45%

NBIS

• 1D: 1.05%
• 1M: -11.69%
• 6M: 123.51%
• YTD: 127.48%
• 1Y: 266.17%
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: 265.05%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
NBIS Nebius Group N.V.	$4.73B	$4.16B	$4.21B
PSIX Power Solutions International, Inc.	$13.05M	$14.34M	$29.49M

PSIX vs. NBIS - Yearly Performance Comparison

	2026 (YTD)	2025	2024
PSIX Power Solutions International, Inc.	-51.68%	92.07%	19.33%
NBIS Nebius Group N.V.	127.48%	202.18%	46.25%

Correlation

The correlation between PSIX and NBIS is 0.37, which is low. Their historical price movements had little consistent relationship.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.37
Correlation (All Time) Calculated using the full available price history since Oct 18, 2024	0.38

Fundamentals

Market Cap PSIX : $636.42M NBIS : $45.70B
EPS PSIX : $4.43 NBIS : $3.08
PE Ratio PSIX : 6.23 NBIS : 61.75
PEG Ratio PSIX : 0.06 NBIS : 21.22
PS Ratio PSIX : 1.08 NBIS : 58.84
PB Ratio PSIX : 3.43 NBIS : 8.12
Total Revenue (TTM) PSIX : $586.96M NBIS : $877.90M
Gross Profit (TTM) PSIX : $172.81M NBIS : $420.60M
EBITDA (TTM) PSIX : $102.78M NBIS : -$52.78M

Return for Risk

PSIX vs. NBIS — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

PSIX

PSIX Risk / Return Rank: 10
PSIX Sharpe Ratio Rank: 13
PSIX Sortino Ratio Rank: 14
PSIX Omega Ratio Rank: 14
PSIX Calmar Ratio Rank: 7
PSIX Martin Ratio Rank: 4

NBIS

NBIS Risk / Return Rank: 92
NBIS Sharpe Ratio Rank: 94
NBIS Sortino Ratio Rank: 92
NBIS Omega Ratio Rank: 88
NBIS Calmar Ratio Rank: 95
NBIS Martin Ratio Rank: 93

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

PSIX vs. NBIS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Power Solutions International, Inc. (PSIX) and Nebius Group N.V. (NBIS). 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	NBIS	Difference
Sharpe ratio: Return per unit of total volatility	-0.71	2.22	-2.93
Sortino ratio: Return per unit of downside risk	-0.91	2.96	-3.86
Omega ratio: Gain probability vs. loss probability	0.89	1.34	-0.45
Calmar ratio: Return relative to maximum drawdown	-0.91	5.21	-6.11
Martin ratio: Return relative to average drawdown	-1.57	11.53	-13.10

PSIX vs. NBIS - Sharpe Ratio Comparison

The current PSIX Sharpe Ratio is -0.71, which is lower than the NBIS Sharpe Ratio of 2.22. The chart below compares the historical Sharpe Ratios of PSIX and NBIS, 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. NBIS - Drawdown Comparison

The maximum PSIX drawdown since its inception was -98.55%, which is greater than NBIS's maximum drawdown of -58.27%. Use the drawdown chart below to compare losses from any high point for PSIX and NBIS.

Drawdown Indicators

	PSIX	NBIS	Difference
Max Drawdown Largest peak-to-trough decline	-98.55%	-58.27%	-40.28%
Max Drawdown (1Y) Largest decline over 1 year	-78.03%	-48.30%	-29.73%
Max Drawdown (3Y) Largest decline over 3 years	-78.03%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-78.07%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-92.09%	—	—
Current Drawdown Current decline from peak	-76.15%	-33.58%	-42.57%
Average Drawdown Average peak-to-trough decline	-68.22%	-19.18%	-49.04%
Ulcer Index Depth and duration of drawdowns from previous peaks	44.85%	21.79%	+23.06%

Volatility

PSIX vs. NBIS - Volatility Comparison

The current volatility for Power Solutions International, Inc. (PSIX) is 21.37%, while Nebius Group N.V. (NBIS) has a volatility of 45.48%. This indicates that PSIX experiences smaller price fluctuations and is considered to be less risky than NBIS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PSIX	NBIS	Difference
Volatility (1M) Calculated over the trailing 1-month period	21.37%	45.48%	-24.11%
Volatility (6M) Calculated over the trailing 6-month period	89.38%	83.51%	+5.87%
Volatility (1Y) Calculated over the trailing 1-year period	100.07%	113.57%	-13.50%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	112.91%	113.26%	-0.35%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	106.00%	113.26%	-7.26%

Dividends

PSIX vs. NBIS - Dividend Comparison

Neither PSIX nor NBIS has paid dividends to shareholders.

Tickers have no history of dividend payments

Financials

Frequently Asked Questions

Can I hold both PSIX and NBIS in my portfolio?

PSIX and NBIS have a correlation of 0.37, 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 NBIS?

NBIS has higher volatility (45.48%) compared to PSIX (21.37%). In terms of maximum drawdown, PSIX dropped -98.55% vs NBIS's -58.27%.

Which has better risk-adjusted returns?

NBIS currently has the higher Sharpe Ratio (2.22 vs -0.71), 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.