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Side-by-side financial comparison of Navigator Holdings Ltd. (NVGS) and Protagonist Therapeutics, Inc (PTGX). Click either name above to swap in a different company.

Protagonist Therapeutics, Inc is the larger business by last-quarter revenue ($170.6M vs $129.6M, roughly 1.3× Navigator Holdings Ltd.). Protagonist Therapeutics, Inc runs the higher net margin — 77.2% vs 16.5%, a 60.6% gap on every dollar of revenue. On growth, Protagonist Therapeutics, Inc posted the faster year-over-year revenue change (184.4% vs -11.6%).

Navigator Holdings Ltd. is a global maritime transport firm specializing in liquefied gas carrier operations. It offers seaborne transport for liquefied petroleum gas, ammonia, ethylene and other specialty liquefied gases, serving clients across the global energy, petrochemical and industrial manufacturing sectors.

Protagonist Therapeutics, Inc. is a clinical-stage biopharmaceutical company focused on discovering and developing novel peptide-based targeted therapies for unmet medical needs, primarily covering gastrointestinal disorders, inflammatory diseases and rare disease indications. Its lead product candidates target inflammatory bowel disease and other chronic immune-related conditions, with operations spanning global R&D and partnership collaborations.

NVGS vs PTGX — Head-to-Head

Bigger by revenue
PTGX
PTGX
1.3× larger
PTGX
$170.6M
$129.6M
NVGS
Growing faster (revenue YoY)
PTGX
PTGX
+196.0% gap
PTGX
184.4%
-11.6%
NVGS
Higher net margin
PTGX
PTGX
60.6% more per $
PTGX
77.2%
16.5%
NVGS

Income Statement — Q2 FY2025 vs Q4 FY2024

Metric
NVGS
NVGS
PTGX
PTGX
Revenue
$129.6M
$170.6M
Net Profit
$21.5M
$131.7M
Gross Margin
Operating Margin
15.8%
74.3%
Net Margin
16.5%
77.2%
Revenue YoY
-11.6%
184.4%
Net Profit YoY
-7.7%
381.7%
EPS (diluted)
$0.31
$2.01

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
NVGS
NVGS
PTGX
PTGX
Q2 25
$129.6M
Q4 24
$170.6M
Q2 24
$146.7M
Q1 24
$255.0M
Q3 23
$0
Q2 23
$135.3M
$0
Q1 23
$0
Q4 22
$0
Net Profit
NVGS
NVGS
PTGX
PTGX
Q2 25
$21.5M
Q4 24
$131.7M
Q2 24
$23.2M
Q1 24
$207.3M
Q3 23
$-34.1M
Q2 23
$26.6M
$-38.5M
Q1 23
$-33.7M
Q4 22
Operating Margin
NVGS
NVGS
PTGX
PTGX
Q2 25
15.8%
Q4 24
74.3%
Q2 24
26.9%
Q1 24
80.9%
Q3 23
Q2 23
26.6%
Q1 23
Q4 22
Net Margin
NVGS
NVGS
PTGX
PTGX
Q2 25
16.5%
Q4 24
77.2%
Q2 24
15.8%
Q1 24
81.3%
Q3 23
Q2 23
19.7%
Q1 23
Q4 22
EPS (diluted)
NVGS
NVGS
PTGX
PTGX
Q2 25
$0.31
Q4 24
$2.01
Q2 24
$0.32
Q1 24
$3.26
Q3 23
$-0.58
Q2 23
$0.36
$-0.68
Q1 23
$-0.67
Q4 22

Balance Sheet & Financial Strength

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

Metric
NVGS
NVGS
PTGX
PTGX
Cash + ST InvestmentsLiquidity on hand
$238.1M
$418.9M
Total DebtLower is stronger
Stockholders' EquityBook value
$1.2B
$675.3M
Total Assets
$2.4B
$744.7M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
NVGS
NVGS
PTGX
PTGX
Q2 25
$238.1M
Q4 24
$418.9M
Q2 24
Q1 24
$322.6M
Q3 23
$320.8M
Q2 23
$313.4M
Q1 23
$230.8M
Q4 22
$237.4M
Stockholders' Equity
NVGS
NVGS
PTGX
PTGX
Q2 25
$1.2B
Q4 24
$675.3M
Q2 24
$1.2B
Q1 24
$560.4M
Q3 23
$302.1M
Q2 23
$1.2B
$294.1M
Q1 23
$216.2M
Q4 22
$215.6M
Total Assets
NVGS
NVGS
PTGX
PTGX
Q2 25
$2.4B
Q4 24
$744.7M
Q2 24
$2.1B
Q1 24
$629.3M
Q3 23
$330.0M
Q2 23
$2.3B
$320.5M
Q1 23
$239.9M
Q4 22
$247.9M

Cash Flow & Capital Efficiency

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

Metric
NVGS
NVGS
PTGX
PTGX
Operating Cash FlowLast quarter
$184.2M
Free Cash FlowOCF − Capex
$182.8M
FCF MarginFCF / Revenue
107.1%
Capex IntensityCapex / Revenue
0.8%
Cash ConversionOCF / Net Profit
1.40×
TTM Free Cash FlowTrailing 4 quarters
$101.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
NVGS
NVGS
PTGX
PTGX
Q2 25
Q4 24
$184.2M
Q2 24
Q1 24
$-27.4M
Q3 23
$-26.6M
Q2 23
$-26.2M
Q1 23
$-34.3M
Q4 22
$-108.1M
Free Cash Flow
NVGS
NVGS
PTGX
PTGX
Q2 25
Q4 24
$182.8M
Q2 24
Q1 24
$-27.7M
Q3 23
$-27.0M
Q2 23
$-26.4M
Q1 23
$-34.4M
Q4 22
$-108.9M
FCF Margin
NVGS
NVGS
PTGX
PTGX
Q2 25
Q4 24
107.1%
Q2 24
Q1 24
-10.9%
Q3 23
Q2 23
Q1 23
Q4 22
Capex Intensity
NVGS
NVGS
PTGX
PTGX
Q2 25
Q4 24
0.8%
Q2 24
Q1 24
0.1%
Q3 23
Q2 23
Q1 23
Q4 22
Cash Conversion
NVGS
NVGS
PTGX
PTGX
Q2 25
Q4 24
1.40×
Q2 24
Q1 24
-0.13×
Q3 23
Q2 23
Q1 23
Q4 22

Financial Flow Comparison

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

Revenue Breakdown by Segment

NVGS
NVGS

Time Charters$91.5M71%
Voyage Charters$25.7M20%
Other$12.4M10%

PTGX
PTGX

Segment breakdown not available.

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