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Side-by-side financial comparison of TIGO ENERGY, INC. (TYGO) and Vistra Corp. (VST). Click either name above to swap in a different company.

TIGO ENERGY, INC. is the larger business by last-quarter revenue ($9.2B vs $4.8B, roughly 1.9× Vistra Corp.). Vistra Corp. produced more free cash flow last quarter ($596.0M vs $-39.3M).

Tigo Energy is an American private corporation, headquartered in Los Gatos, California, United States. It provides products, technologies, software, and services to installers, distributors, and original equipment manufacturers within the photovoltaic industry. It specializes in module-level power optimizers and smart module power electronics.

Vistra may refer to either of two companies:Vistra, a corporate services company based in Hong Kong Vistra Corp, an energy company based in Texas

TYGO vs VST — Head-to-Head

Bigger by revenue
TYGO
TYGO
1.9× larger
TYGO
$9.2B
$4.8B
VST
More free cash flow
VST
VST
$635.3M more FCF
VST
$596.0M
$-39.3M
TYGO

Income Statement — Q4 FY2023 vs Q4 FY2025

Metric
TYGO
TYGO
VST
VST
Revenue
$9.2B
$4.8B
Net Profit
$233.0M
Gross Margin
0.0%
Operating Margin
9.9%
Net Margin
4.8%
Revenue YoY
31.2%
Net Profit YoY
-1736.1%
-47.2%
EPS (diluted)
$0.55

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
TYGO
TYGO
VST
VST
Q4 25
$4.8B
Q3 25
$4.8B
Q2 25
$3.8B
Q1 25
$4.3B
Q4 24
$3.7B
Q3 24
$4.3B
Q2 24
$3.6B
Q1 24
$3.2B
Net Profit
TYGO
TYGO
VST
VST
Q4 25
$233.0M
Q3 25
$652.0M
Q2 25
$327.0M
Q1 25
$-268.0M
Q4 24
$441.0M
Q3 24
$1.9B
Q2 24
$365.0M
Q1 24
$-35.0M
Operating Margin
TYGO
TYGO
VST
VST
Q4 25
9.9%
Q3 25
21.7%
Q2 25
13.7%
Q1 25
-2.8%
Q4 24
16.4%
Q3 24
59.6%
Q2 24
22.5%
Q1 24
2.7%
Net Margin
TYGO
TYGO
VST
VST
Q4 25
4.8%
Q3 25
13.6%
Q2 25
8.7%
Q1 25
-6.3%
Q4 24
12.0%
Q3 24
43.5%
Q2 24
10.1%
Q1 24
-1.1%
EPS (diluted)
TYGO
TYGO
VST
VST
Q4 25
$0.55
Q3 25
$1.75
Q2 25
$0.81
Q1 25
$-0.93
Q4 24
$1.09
Q3 24
$5.25
Q2 24
$0.90
Q1 24
$-0.24

Balance Sheet & Financial Strength

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

Metric
TYGO
TYGO
VST
VST
Cash + ST InvestmentsLiquidity on hand
$31.2M
$785.0M
Total DebtLower is stronger
$50.0M
$15.8B
Stockholders' EquityBook value
$62.8M
$5.1B
Total Assets
$127.8M
$41.5B
Debt / EquityLower = less leverage
0.80×
3.11×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
TYGO
TYGO
VST
VST
Q4 25
$785.0M
Q3 25
$602.0M
Q2 25
$458.0M
Q1 25
$561.0M
Q4 24
$1.2B
Q3 24
$905.0M
Q2 24
$1.6B
Q1 24
$1.1B
Total Debt
TYGO
TYGO
VST
VST
Q4 25
$15.8B
Q3 25
$15.8B
Q2 25
$15.5B
Q1 25
$15.4B
Q4 24
$15.4B
Q3 24
$13.9B
Q2 24
$13.9B
Q1 24
$14.7B
Stockholders' Equity
TYGO
TYGO
VST
VST
Q4 25
$5.1B
Q3 25
$5.2B
Q2 25
$4.8B
Q1 25
$4.8B
Q4 24
$5.6B
Q3 24
$5.4B
Q2 24
$5.6B
Q1 24
$5.7B
Total Assets
TYGO
TYGO
VST
VST
Q4 25
$41.5B
Q3 25
$38.0B
Q2 25
$38.1B
Q1 25
$38.2B
Q4 24
$37.8B
Q3 24
$37.9B
Q2 24
$39.1B
Q1 24
$38.2B
Debt / Equity
TYGO
TYGO
VST
VST
Q4 25
3.11×
Q3 25
3.02×
Q2 25
3.22×
Q1 25
3.20×
Q4 24
2.77×
Q3 24
2.56×
Q2 24
2.49×
Q1 24
2.60×

Cash Flow & Capital Efficiency

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

Metric
TYGO
TYGO
VST
VST
Operating Cash FlowLast quarter
$-37.2M
$1.4B
Free Cash FlowOCF − Capex
$-39.3M
$596.0M
FCF MarginFCF / Revenue
-0.4%
12.4%
Capex IntensityCapex / Revenue
0.0%
17.4%
Cash ConversionOCF / Net Profit
6.15×
TTM Free Cash FlowTrailing 4 quarters
$-70.6M
$1.3B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
TYGO
TYGO
VST
VST
Q4 25
$1.4B
Q3 25
$1.5B
Q2 25
$572.0M
Q1 25
$599.0M
Q4 24
$1.4B
Q3 24
$1.7B
Q2 24
$1.2B
Q1 24
$312.0M
Free Cash Flow
TYGO
TYGO
VST
VST
Q4 25
$596.0M
Q3 25
$1.0B
Q2 25
$-118.0M
Q1 25
$-169.0M
Q4 24
$923.0M
Q3 24
$1.0B
Q2 24
$698.0M
Q1 24
$-153.0M
FCF Margin
TYGO
TYGO
VST
VST
Q4 25
12.4%
Q3 25
21.1%
Q2 25
-3.1%
Q1 25
-4.0%
Q4 24
25.2%
Q3 24
23.4%
Q2 24
19.4%
Q1 24
-4.8%
Capex Intensity
TYGO
TYGO
VST
VST
Q4 25
17.4%
Q3 25
9.6%
Q2 25
18.4%
Q1 25
18.1%
Q4 24
11.7%
Q3 24
15.8%
Q2 24
13.8%
Q1 24
14.7%
Cash Conversion
TYGO
TYGO
VST
VST
Q4 25
6.15×
Q3 25
2.25×
Q2 25
1.75×
Q1 25
Q4 24
3.07×
Q3 24
0.90×
Q2 24
3.28×
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

TYGO
TYGO

Segment breakdown not available.

VST
VST

Retail Energy Charge In ERCOT$2.1B43%
Retail Energy Charge In Northeast Midwest$1.2B24%
East Segment$1.1B24%
Hedging Revenue Realized$170.0M4%
Revenue From Other Wholesale Contracts$116.0M2%
Transferable Production Tax Credit Revenues$78.0M2%
West Segment$77.0M2%
Intersegment Sales$25.0M1%

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