SPWR vs. ENPH

Last updated Jul 11, 2026

SPWR (SunPower Corporation) and ENPH (Enphase Energy, Inc.) are both stocks. Both operate in the Solar industry within the Technology sector. At a 0.38 correlation, their price movements are largely independent.

Performance

SPWR vs. ENPH - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in SunPower Corporation (SPWR) and Enphase Energy, Inc. (ENPH). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

SPWR

• 1D: -1.38%
• 1M: -20.50%
• 6M: —
• YTD: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

ENPH

• 1D: -0.13%
• 1M: -17.88%
• 6M: 27.29%
• YTD: 39.88%
• 1Y: 7.11%
• 3Y*: -36.34%
• 5Y*: -24.59%
• 10Y*: 36.14%

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

SPWR vs. ENPH - Yearly Performance Comparison

	2026 (YTD)
SPWR SunPower Corporation	-40.09%
ENPH Enphase Energy, Inc.	-36.21%

Correlation

The correlation between SPWR and ENPH is 0.38, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (All Time) Calculated using the full available price history since May 28, 2026	0.38

Fundamentals

Market Cap SPWR : $62.90M ENPH : $5.91B
EPS SPWR : -$0.04 ENPH : $0.92
PS Ratio SPWR : 1.76 ENPH : 4.25
Total Revenue (TTM) SPWR : $308.76M ENPH : $1.40B
Gross Profit (TTM) SPWR : $149.79M ENPH : $619.16M
EBITDA (TTM) SPWR : -$3.66M ENPH : $189.48M

Return for Risk

SPWR vs. ENPH — Risk / Return Rank

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

SPWR

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

ENPH

ENPH Risk / Return Rank: 49
ENPH Sharpe Ratio Rank: 48
ENPH Sortino Ratio Rank: 53
ENPH Omega Ratio Rank: 51
ENPH Calmar Ratio Rank: 48
ENPH Martin Ratio Rank: 47

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.

SPWR vs. ENPH - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for SunPower Corporation (SPWR) and Enphase Energy, Inc. (ENPH). 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.

	SPWR	ENPH	Difference
Sharpe ratio: Return per unit of total volatility	—	0.05	—
Sortino ratio: Return per unit of downside risk	—	0.75	—
Omega ratio: Gain probability vs. loss probability	—	1.09	—
Calmar ratio: Return relative to maximum drawdown	—	0.11	—
Martin ratio: Return relative to average drawdown	—	0.19	—

Drawdowns

SPWR vs. ENPH - Drawdown Comparison

The maximum SPWR drawdown since its inception was -45.57%, smaller than the maximum ENPH drawdown of -95.97%. Use the drawdown chart below to compare losses from any high point for SPWR and ENPH.

Drawdown Indicators

	SPWR	ENPH	Difference
Max Drawdown Largest peak-to-trough decline	-45.57%	-95.97%	+50.40%
Max Drawdown (1Y) Largest decline over 1 year	—	-40.56%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-86.23%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-92.23%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-92.23%	—
Current Drawdown Current decline from peak	-41.19%	-86.66%	+45.47%
Average Drawdown Average peak-to-trough decline	-28.22%	-50.75%	+22.53%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	23.00%	—

Volatility

Volatility by Period

	SPWR	ENPH	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	22.51%	—
Volatility (6M) Calculated over the trailing 6-month period	—	68.68%	—
Volatility (1Y) Calculated over the trailing 1-year period	91.15%	83.30%	+7.85%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	91.15%	70.56%	+20.59%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	91.15%	78.31%	+12.84%

Dividends

SPWR vs. ENPH - Dividend Comparison

Neither SPWR nor ENPH has paid dividends to shareholders.

Tickers have no history of dividend payments

Financials

SPWR vs. ENPH - Profitability Comparison

The chart below illustrates the profitability comparison between SunPower Corporation and Enphase Energy, Inc. over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

SPWR - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jul 2026, SunPower Corporation reported a gross profit of 48.85M and revenue of 88.49M. Therefore, the gross margin over that period was 55.2%.

ENPH - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jul 2026, Enphase Energy, Inc. reported a gross profit of 100.39M and revenue of 282.90M. Therefore, the gross margin over that period was 35.5%.

SPWR - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jul 2026, SunPower Corporation reported an operating income of -1.12M and revenue of 88.49M, resulting in an operating margin of -1.3%.

ENPH - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jul 2026, Enphase Energy, Inc. reported an operating income of -29.64M and revenue of 282.90M, resulting in an operating margin of -10.5%.

SPWR - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jul 2026, SunPower Corporation reported a net income of -1.12M and revenue of 88.49M, resulting in a net margin of -1.3%.

ENPH - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jul 2026, Enphase Energy, Inc. reported a net income of -20.31M and revenue of 282.90M, resulting in a net margin of -7.2%.

Frequently Asked Questions

Can I hold both SPWR and ENPH in my portfolio?

SPWR and ENPH have a correlation of 0.38, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.