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Side-by-side financial comparison of PTC THERAPEUTICS, INC. (PTCT) and Via Renewables, Inc. (VIASP). Click either name above to swap in a different company.

PTC THERAPEUTICS, INC. is the larger business by last-quarter revenue ($164.7M vs $127.8M, roughly 1.3× Via Renewables, Inc.). Via Renewables, Inc. runs the higher net margin — 5.4% vs -82.0%, a 87.3% gap on every dollar of revenue. On growth, Via Renewables, Inc. posted the faster year-over-year revenue change (22.5% vs -22.7%). Via Renewables, Inc. produced more free cash flow last quarter ($-4.8M vs $-36.6M). Over the past eight quarters, Via Renewables, Inc.'s revenue compounded faster (5.9% CAGR vs -11.5%).

PTC Therapeutics, Inc. is a US pharmaceutical company focused on the development of orally administered small molecule drugs and gene therapy which regulate gene expression by targeting post-transcriptional control (PTC) mechanisms in orphan diseases.

EDF Power Solutions is a wholly owned subsidiary of the French utility EDF Group, specializing in renewable energy production. As an integrated operator, the Group develops and finances the construction of renewable energy facilities, and manages operations and maintenance for its own account and for third parties.

PTCT vs VIASP — Head-to-Head

Bigger by revenue
PTCT
PTCT
1.3× larger
PTCT
$164.7M
$127.8M
VIASP
Growing faster (revenue YoY)
VIASP
VIASP
+45.3% gap
VIASP
22.5%
-22.7%
PTCT
Higher net margin
VIASP
VIASP
87.3% more per $
VIASP
5.4%
-82.0%
PTCT
More free cash flow
VIASP
VIASP
$31.9M more FCF
VIASP
$-4.8M
$-36.6M
PTCT
Faster 2-yr revenue CAGR
VIASP
VIASP
Annualised
VIASP
5.9%
-11.5%
PTCT

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
PTCT
PTCT
VIASP
VIASP
Revenue
$164.7M
$127.8M
Net Profit
$-135.0M
$6.9M
Gross Margin
34.4%
Operating Margin
-43.3%
15.2%
Net Margin
-82.0%
5.4%
Revenue YoY
-22.7%
22.5%
Net Profit YoY
-104.8%
-30.9%
EPS (diluted)
$-1.63
$1.19

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
PTCT
PTCT
VIASP
VIASP
Q4 25
$164.7M
$127.8M
Q3 25
$211.0M
$103.3M
Q2 25
$178.9M
$90.0M
Q1 25
$1.2B
$142.3M
Q4 24
$213.2M
$104.3M
Q3 24
$196.8M
$93.8M
Q2 24
$186.7M
$86.7M
Q1 24
$210.1M
$114.1M
Net Profit
PTCT
PTCT
VIASP
VIASP
Q4 25
$-135.0M
$6.9M
Q3 25
$15.9M
$757.0K
Q2 25
$-64.8M
$2.7M
Q1 25
$866.6M
$8.8M
Q4 24
$-65.9M
$9.9M
Q3 24
$-106.7M
$2.1M
Q2 24
$-99.2M
$7.6M
Q1 24
$-91.6M
$8.6M
Gross Margin
PTCT
PTCT
VIASP
VIASP
Q4 25
34.4%
Q3 25
23.1%
Q2 25
30.0%
Q1 25
32.9%
Q4 24
51.9%
Q3 24
26.8%
Q2 24
50.4%
Q1 24
39.5%
Operating Margin
PTCT
PTCT
VIASP
VIASP
Q4 25
-43.3%
15.2%
Q3 25
1.4%
3.1%
Q2 25
-19.5%
6.7%
Q1 25
82.5%
17.5%
Q4 24
-76.2%
31.5%
Q3 24
-27.7%
5.3%
Q2 24
-21.5%
23.8%
Q1 24
-21.6%
22.6%
Net Margin
PTCT
PTCT
VIASP
VIASP
Q4 25
-82.0%
5.4%
Q3 25
7.5%
0.7%
Q2 25
-36.3%
3.0%
Q1 25
73.7%
6.2%
Q4 24
-30.9%
9.5%
Q3 24
-54.2%
2.3%
Q2 24
-53.1%
8.8%
Q1 24
-43.6%
7.5%
EPS (diluted)
PTCT
PTCT
VIASP
VIASP
Q4 25
$-1.63
$1.19
Q3 25
$0.20
$-0.41
Q2 25
$-0.83
$0.09
Q1 25
$10.04
$1.83
Q4 24
$-0.85
$2.33
Q3 24
$-1.39
$-0.17
Q2 24
$-1.29
$1.51
Q1 24
$-1.20
$1.81

Balance Sheet & Financial Strength

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

Metric
PTCT
PTCT
VIASP
VIASP
Cash + ST InvestmentsLiquidity on hand
$1.9B
$41.8M
Total DebtLower is stronger
$120.0M
Stockholders' EquityBook value
$-205.3M
$67.7M
Total Assets
$2.9B
$331.3M
Debt / EquityLower = less leverage
1.77×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
PTCT
PTCT
VIASP
VIASP
Q4 25
$1.9B
$41.8M
Q3 25
$1.7B
$53.6M
Q2 25
$2.0B
$62.1M
Q1 25
$2.0B
$64.7M
Q4 24
$1.1B
$53.1M
Q3 24
$1.0B
$66.6M
Q2 24
$1.1B
$53.6M
Q1 24
$884.8M
$50.4M
Total Debt
PTCT
PTCT
VIASP
VIASP
Q4 25
$120.0M
Q3 25
$105.0M
Q2 25
$100.0M
Q1 25
$101.0M
Q4 24
$106.0M
Q3 24
$89.0M
Q2 24
$93.0M
Q1 24
$91.0M
Stockholders' Equity
PTCT
PTCT
VIASP
VIASP
Q4 25
$-205.3M
$67.7M
Q3 25
$-155.8M
$63.7M
Q2 25
$-206.5M
$68.2M
Q1 25
$-185.8M
$72.7M
Q4 24
$-1.1B
$66.7M
Q3 24
$-1.1B
$58.2M
Q2 24
$-980.2M
$58.3M
Q1 24
$-893.9M
$53.2M
Total Assets
PTCT
PTCT
VIASP
VIASP
Q4 25
$2.9B
$331.3M
Q3 25
$2.6B
$304.8M
Q2 25
$2.6B
$316.3M
Q1 25
$2.7B
$347.4M
Q4 24
$1.7B
$344.9M
Q3 24
$1.8B
$298.4M
Q2 24
$1.9B
$299.7M
Q1 24
$1.8B
$302.7M
Debt / Equity
PTCT
PTCT
VIASP
VIASP
Q4 25
1.77×
Q3 25
1.65×
Q2 25
1.47×
Q1 25
1.39×
Q4 24
1.59×
Q3 24
1.53×
Q2 24
1.60×
Q1 24
1.71×

Cash Flow & Capital Efficiency

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

Metric
PTCT
PTCT
VIASP
VIASP
Operating Cash FlowLast quarter
$-34.3M
$-4.2M
Free Cash FlowOCF − Capex
$-36.6M
$-4.8M
FCF MarginFCF / Revenue
-22.3%
-3.7%
Capex IntensityCapex / Revenue
1.4%
0.4%
Cash ConversionOCF / Net Profit
-0.61×
TTM Free Cash FlowTrailing 4 quarters
$702.3M
$39.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
PTCT
PTCT
VIASP
VIASP
Q4 25
$-34.3M
$-4.2M
Q3 25
$-66.3M
$2.4M
Q2 25
$-58.3M
$19.0M
Q1 25
$870.1M
$24.9M
Q4 24
$-30.0M
$2.0M
Q3 24
$-77.0M
$20.1M
Q2 24
$-71.5M
$11.2M
Q1 24
$70.8M
$17.1M
Free Cash Flow
PTCT
PTCT
VIASP
VIASP
Q4 25
$-36.6M
$-4.8M
Q3 25
$-69.7M
$1.9M
Q2 25
$-59.6M
$18.4M
Q1 25
$868.4M
$23.5M
Q4 24
$-33.8M
$1.6M
Q3 24
$-77.5M
$19.7M
Q2 24
$-78.8M
$10.9M
Q1 24
$61.2M
$16.6M
FCF Margin
PTCT
PTCT
VIASP
VIASP
Q4 25
-22.3%
-3.7%
Q3 25
-33.1%
1.9%
Q2 25
-33.3%
20.5%
Q1 25
73.8%
16.5%
Q4 24
-15.8%
1.5%
Q3 24
-39.4%
21.0%
Q2 24
-42.2%
12.6%
Q1 24
29.1%
14.6%
Capex Intensity
PTCT
PTCT
VIASP
VIASP
Q4 25
1.4%
0.4%
Q3 25
1.6%
0.4%
Q2 25
0.7%
0.6%
Q1 25
0.1%
1.0%
Q4 24
1.8%
0.4%
Q3 24
0.3%
0.4%
Q2 24
4.0%
0.3%
Q1 24
4.6%
0.4%
Cash Conversion
PTCT
PTCT
VIASP
VIASP
Q4 25
-0.61×
Q3 25
-4.17×
3.12×
Q2 25
6.94×
Q1 25
1.00×
2.84×
Q4 24
0.20×
Q3 24
9.41×
Q2 24
1.47×
Q1 24
2.00×

Financial Flow Comparison

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

Revenue Breakdown by Segment

PTCT
PTCT

Segment breakdown not available.

VIASP
VIASP

Retail Electricity$79.7M62%
Retail Natural Gas$48.9M38%

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