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Side-by-side financial comparison of Phathom Pharmaceuticals, Inc. (PHAT) and SunPower Inc. (SPWR). Click either name above to swap in a different company.

SunPower Inc. is the larger business by last-quarter revenue ($79.7M vs $57.6M, roughly 1.4× Phathom Pharmaceuticals, Inc.). On growth, Phathom Pharmaceuticals, Inc. posted the faster year-over-year revenue change (94.1% vs -10.1%).

Phathom Pharmaceuticals is a clinical-stage biopharmaceutical firm focused on developing and commercializing innovative therapies for gastrointestinal diseases. Its lead product candidates address acid-related disorders, inflammatory bowel disease, and other GI conditions, serving patients mainly across North America and Europe.

SunPower Corporation is an American provider of photovoltaic solar energy generation systems and battery energy storage products, primarily for residential customers. The company, headquartered in San Jose, California, was founded in 1985 by Richard Swanson, an electrical engineering professor from Stanford University. Cypress Semiconductor bought a majority interest in the company in 2002, growing it quickly until SunPower went public in 2005. TotalEnergies, a French energy and oil company p...

PHAT vs SPWR — Head-to-Head

Bigger by revenue
SPWR
SPWR
1.4× larger
SPWR
$79.7M
$57.6M
PHAT
Growing faster (revenue YoY)
PHAT
PHAT
+104.2% gap
PHAT
94.1%
-10.1%
SPWR

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
PHAT
PHAT
SPWR
SPWR
Revenue
$57.6M
$79.7M
Net Profit
$-14.2M
Gross Margin
86.7%
35.5%
Operating Margin
-27.4%
Net Margin
-17.8%
Revenue YoY
94.1%
-10.1%
Net Profit YoY
71.6%
-130.1%
EPS (diluted)
$-0.05

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
PHAT
PHAT
SPWR
SPWR
Q4 25
$57.6M
$79.7M
Q3 25
$49.5M
$22.0M
Q2 25
$39.5M
$67.5M
Q1 25
$28.5M
$82.7M
Q4 24
$29.7M
$88.7M
Q3 24
$16.4M
Q2 24
$7.3M
Q4 23
$24.6M
Net Profit
PHAT
PHAT
SPWR
SPWR
Q4 25
$-14.2M
Q3 25
$-30.0M
$-16.9M
Q2 25
$-75.8M
$-22.4M
Q1 25
$-94.3M
$8.1M
Q4 24
$47.0M
Q3 24
$-85.6M
Q2 24
$-91.4M
Q4 23
$-206.9M
Gross Margin
PHAT
PHAT
SPWR
SPWR
Q4 25
86.7%
35.5%
Q3 25
87.5%
Q2 25
87.2%
42.6%
Q1 25
86.9%
48.5%
Q4 24
87.1%
46.5%
Q3 24
85.6%
Q2 24
81.2%
Q4 23
25.4%
Operating Margin
PHAT
PHAT
SPWR
SPWR
Q4 25
-27.4%
Q3 25
-30.8%
-15.7%
Q2 25
-151.7%
-4.0%
Q1 25
-276.5%
1.3%
Q4 24
-24.2%
Q3 24
-433.0%
Q2 24
-1055.4%
Q4 23
-45.1%
Net Margin
PHAT
PHAT
SPWR
SPWR
Q4 25
-17.8%
Q3 25
-60.5%
-76.9%
Q2 25
-191.9%
-33.2%
Q1 25
-330.7%
9.8%
Q4 24
53.0%
Q3 24
-523.3%
Q2 24
-1248.6%
Q4 23
-841.3%
EPS (diluted)
PHAT
PHAT
SPWR
SPWR
Q4 25
$-0.05
Q3 25
$-0.41
$-0.19
Q2 25
$-1.05
$-0.28
Q1 25
$-1.31
$0.00
Q4 24
$0.27
Q3 24
$-1.32
Q2 24
$-1.56
Q4 23
$-5.20

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
PHAT
PHAT
SPWR
SPWR
Cash + ST InvestmentsLiquidity on hand
$130.0M
$9.6M
Total DebtLower is stronger
$209.1M
$164.8M
Stockholders' EquityBook value
$-438.2M
$-90.1M
Total Assets
$259.1M
$241.2M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
PHAT
PHAT
SPWR
SPWR
Q4 25
$130.0M
$9.6M
Q3 25
$135.2M
$5.1M
Q2 25
$149.6M
$11.1M
Q1 25
$212.3M
$10.6M
Q4 24
$297.3M
$13.4M
Q3 24
$334.7M
Q2 24
$276.2M
Q4 23
Total Debt
PHAT
PHAT
SPWR
SPWR
Q4 25
$209.1M
$164.8M
Q3 25
$207.1M
$204.3M
Q2 25
$205.1M
$152.9M
Q1 25
$203.2M
Q4 24
$201.4M
$147.3M
Q3 24
$175.7M
Q2 24
$174.4M
Q4 23
Stockholders' Equity
PHAT
PHAT
SPWR
SPWR
Q4 25
$-438.2M
$-90.1M
Q3 25
$-422.5M
$-112.3M
Q2 25
$-405.8M
$-107.2M
Q1 25
$-338.4M
$-89.0M
Q4 24
$-253.6M
$-97.5M
Q3 24
$-187.1M
Q2 24
$-233.8M
Q4 23
$-50.8M
Total Assets
PHAT
PHAT
SPWR
SPWR
Q4 25
$259.1M
$241.2M
Q3 25
$240.3M
$208.3M
Q2 25
$250.2M
$163.1M
Q1 25
$294.2M
$147.8M
Q4 24
$378.3M
$144.5M
Q3 24
$387.0M
Q2 24
$319.4M
Q4 23

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
PHAT
PHAT
SPWR
SPWR
Operating Cash FlowLast quarter
$-166.8M
$-1.9M
Free Cash FlowOCF − Capex
$-167.0M
FCF MarginFCF / Revenue
-290.0%
Capex IntensityCapex / Revenue
0.4%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-328.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
PHAT
PHAT
SPWR
SPWR
Q4 25
$-166.8M
$-1.9M
Q3 25
$-14.1M
$-6.4M
Q2 25
$-62.7M
$-4.4M
Q1 25
$-84.9M
$-2.6M
Q4 24
$-266.8M
$-25.6M
Q3 24
$-63.6M
Q2 24
$-70.7M
Q4 23
Free Cash Flow
PHAT
PHAT
SPWR
SPWR
Q4 25
$-167.0M
Q3 25
$-14.1M
Q2 25
$-62.8M
Q1 25
$-84.9M
Q4 24
$-266.9M
Q3 24
$-63.6M
Q2 24
$-70.8M
Q4 23
FCF Margin
PHAT
PHAT
SPWR
SPWR
Q4 25
-290.0%
Q3 25
-28.6%
Q2 25
-159.0%
Q1 25
-297.9%
Q4 24
-899.8%
Q3 24
-389.0%
Q2 24
-966.2%
Q4 23
Capex Intensity
PHAT
PHAT
SPWR
SPWR
Q4 25
0.4%
Q3 25
0.1%
Q2 25
0.2%
Q1 25
0.1%
Q4 24
0.5%
Q3 24
0.3%
Q2 24
0.6%
Q4 23
2.0%
Cash Conversion
PHAT
PHAT
SPWR
SPWR
Q4 25
Q3 25
Q2 25
Q1 25
-0.32×
Q4 24
-0.54×
Q3 24
Q2 24
Q4 23

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

PHAT
PHAT

Segment breakdown not available.

SPWR
SPWR

Residential Solar Installation$46.9M59%
New Homes Business$22.7M29%
Other$10.1M13%

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