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Side-by-side financial comparison of H2O AMERICA (HTO) and PTC THERAPEUTICS, INC. (PTCT). Click either name above to swap in a different company.

H2O AMERICA is the larger business by last-quarter revenue ($199.4M vs $164.7M, roughly 1.2× PTC THERAPEUTICS, INC.). H2O AMERICA runs the higher net margin — 8.1% vs -82.0%, a 90.1% gap on every dollar of revenue. On growth, H2O AMERICA posted the faster year-over-year revenue change (1.5% vs -22.7%). Over the past eight quarters, H2O AMERICA's revenue compounded faster (15.3% CAGR vs -11.5%).

H2O Wireless is a United States-based prepaid cell phone service, that utilizes the AT&T network. It is a brand of the mobile virtual network operator (MVNO) Locus Telecommunications, a subsidiary of Telrite Holdings, Inc., since 2019. Locus was formerly a subsidiary of KDDI America corporation, starting in 2010. H2O Wireless is primarily advertised as a non-restrictive phone service for customers to bring or buy unlocked smartphones, although AT&T contract/locked phones may be accepted as well.

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.

HTO vs PTCT — Head-to-Head

Bigger by revenue
HTO
HTO
1.2× larger
HTO
$199.4M
$164.7M
PTCT
Growing faster (revenue YoY)
HTO
HTO
+24.2% gap
HTO
1.5%
-22.7%
PTCT
Higher net margin
HTO
HTO
90.1% more per $
HTO
8.1%
-82.0%
PTCT
Faster 2-yr revenue CAGR
HTO
HTO
Annualised
HTO
15.3%
-11.5%
PTCT

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
HTO
HTO
PTCT
PTCT
Revenue
$199.4M
$164.7M
Net Profit
$16.2M
$-135.0M
Gross Margin
Operating Margin
16.6%
-43.3%
Net Margin
8.1%
-82.0%
Revenue YoY
1.5%
-22.7%
Net Profit YoY
-29.2%
-104.8%
EPS (diluted)
$0.45
$-1.63

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
HTO
HTO
PTCT
PTCT
Q4 25
$199.4M
$164.7M
Q3 25
$243.5M
$211.0M
Q2 25
$197.8M
$178.9M
Q1 25
$164.9M
$1.2B
Q4 24
$196.5M
$213.2M
Q3 24
$216.7M
$196.8M
Q2 24
$173.1M
$186.7M
Q1 24
$150.0M
$210.1M
Net Profit
HTO
HTO
PTCT
PTCT
Q4 25
$16.2M
$-135.0M
Q3 25
$45.1M
$15.9M
Q2 25
$24.7M
$-64.8M
Q1 25
$16.6M
$866.6M
Q4 24
$22.9M
$-65.9M
Q3 24
$38.7M
$-106.7M
Q2 24
$20.7M
$-99.2M
Q1 24
$11.7M
$-91.6M
Operating Margin
HTO
HTO
PTCT
PTCT
Q4 25
16.6%
-43.3%
Q3 25
26.5%
1.4%
Q2 25
22.2%
-19.5%
Q1 25
21.8%
82.5%
Q4 24
22.2%
-76.2%
Q3 24
26.9%
-27.7%
Q2 24
23.4%
-21.5%
Q1 24
18.6%
-21.6%
Net Margin
HTO
HTO
PTCT
PTCT
Q4 25
8.1%
-82.0%
Q3 25
18.5%
7.5%
Q2 25
12.5%
-36.3%
Q1 25
10.0%
73.7%
Q4 24
11.7%
-30.9%
Q3 24
17.8%
-54.2%
Q2 24
12.0%
-53.1%
Q1 24
7.8%
-43.6%
EPS (diluted)
HTO
HTO
PTCT
PTCT
Q4 25
$0.45
$-1.63
Q3 25
$1.27
$0.20
Q2 25
$0.71
$-0.83
Q1 25
$0.49
$10.04
Q4 24
$0.70
$-0.85
Q3 24
$1.17
$-1.39
Q2 24
$0.64
$-1.29
Q1 24
$0.36
$-1.20

Balance Sheet & Financial Strength

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

Metric
HTO
HTO
PTCT
PTCT
Cash + ST InvestmentsLiquidity on hand
$20.7M
$1.9B
Total DebtLower is stronger
$1.9B
Stockholders' EquityBook value
$1.5B
$-205.3M
Total Assets
$5.1B
$2.9B
Debt / EquityLower = less leverage
1.23×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
HTO
HTO
PTCT
PTCT
Q4 25
$20.7M
$1.9B
Q3 25
$11.3M
$1.7B
Q2 25
$19.8M
$2.0B
Q1 25
$23.7M
$2.0B
Q4 24
$11.1M
$1.1B
Q3 24
$4.0M
$1.0B
Q2 24
$22.8M
$1.1B
Q1 24
$4.5M
$884.8M
Total Debt
HTO
HTO
PTCT
PTCT
Q4 25
$1.9B
Q3 25
Q2 25
Q1 25
Q4 24
$1.7B
Q3 24
Q2 24
Q1 24
Stockholders' Equity
HTO
HTO
PTCT
PTCT
Q4 25
$1.5B
$-205.3M
Q3 25
$1.5B
$-155.8M
Q2 25
$1.5B
$-206.5M
Q1 25
$1.4B
$-185.8M
Q4 24
$1.4B
$-1.1B
Q3 24
$1.3B
$-1.1B
Q2 24
$1.3B
$-980.2M
Q1 24
$1.2B
$-893.9M
Total Assets
HTO
HTO
PTCT
PTCT
Q4 25
$5.1B
$2.9B
Q3 25
$5.0B
$2.6B
Q2 25
$4.8B
$2.6B
Q1 25
$4.7B
$2.7B
Q4 24
$4.7B
$1.7B
Q3 24
$4.6B
$1.8B
Q2 24
$4.4B
$1.9B
Q1 24
$4.4B
$1.8B
Debt / Equity
HTO
HTO
PTCT
PTCT
Q4 25
1.23×
Q3 25
Q2 25
Q1 25
Q4 24
1.26×
Q3 24
Q2 24
Q1 24

Cash Flow & Capital Efficiency

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

Metric
HTO
HTO
PTCT
PTCT
Operating Cash FlowLast quarter
$63.5M
$-34.3M
Free Cash FlowOCF − Capex
$-36.6M
FCF MarginFCF / Revenue
-22.3%
Capex IntensityCapex / Revenue
1.4%
Cash ConversionOCF / Net Profit
3.92×
TTM Free Cash FlowTrailing 4 quarters
$702.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
HTO
HTO
PTCT
PTCT
Q4 25
$63.5M
$-34.3M
Q3 25
$77.3M
$-66.3M
Q2 25
$60.8M
$-58.3M
Q1 25
$43.2M
$870.1M
Q4 24
$41.5M
$-30.0M
Q3 24
$53.5M
$-77.0M
Q2 24
$49.3M
$-71.5M
Q1 24
$51.2M
$70.8M
Free Cash Flow
HTO
HTO
PTCT
PTCT
Q4 25
$-36.6M
Q3 25
$-69.7M
Q2 25
$-59.6M
Q1 25
$868.4M
Q4 24
$-33.8M
Q3 24
$-77.5M
Q2 24
$-78.8M
Q1 24
$61.2M
FCF Margin
HTO
HTO
PTCT
PTCT
Q4 25
-22.3%
Q3 25
-33.1%
Q2 25
-33.3%
Q1 25
73.8%
Q4 24
-15.8%
Q3 24
-39.4%
Q2 24
-42.2%
Q1 24
29.1%
Capex Intensity
HTO
HTO
PTCT
PTCT
Q4 25
1.4%
Q3 25
1.6%
Q2 25
0.7%
Q1 25
0.1%
Q4 24
1.8%
Q3 24
0.3%
Q2 24
4.0%
Q1 24
4.6%
Cash Conversion
HTO
HTO
PTCT
PTCT
Q4 25
3.92×
Q3 25
1.71×
-4.17×
Q2 25
2.47×
Q1 25
2.61×
1.00×
Q4 24
1.81×
Q3 24
1.39×
Q2 24
2.38×
Q1 24
4.38×

Financial Flow Comparison

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

Revenue Breakdown by Segment

HTO
HTO

Water Utility Services$191.0M96%
Other$8.4M4%

PTCT
PTCT

Segment breakdown not available.

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