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Side-by-side financial comparison of 8X8 INC (EGHT) and Protagonist Therapeutics, Inc (PTGX). Click either name above to swap in a different company.

8X8 INC is the larger business by last-quarter revenue ($185.1M vs $170.6M, roughly 1.1× Protagonist Therapeutics, Inc). Protagonist Therapeutics, Inc runs the higher net margin — 77.2% vs 2.8%, a 74.4% gap on every dollar of revenue. On growth, Protagonist Therapeutics, Inc posted the faster year-over-year revenue change (184.4% vs 3.4%). Protagonist Therapeutics, Inc produced more free cash flow last quarter ($182.8M vs $19.1M).

8x8, Inc. is an American provider of cloud communications and customer experience software for businesses. The company offers unified communications, contact center, and communications platform as a service (CPaaS) delivered via a cloud-based architecture. 8x8 is headquartered in Campbell, California. Its common stock trades on the Nasdaq under the ticker symbol EGHT, and the company is led by Samuel Wilson.

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.

EGHT vs PTGX — Head-to-Head

Bigger by revenue
EGHT
EGHT
1.1× larger
EGHT
$185.1M
$170.6M
PTGX
Growing faster (revenue YoY)
PTGX
PTGX
+180.9% gap
PTGX
184.4%
3.4%
EGHT
Higher net margin
PTGX
PTGX
74.4% more per $
PTGX
77.2%
2.8%
EGHT
More free cash flow
PTGX
PTGX
$163.7M more FCF
PTGX
$182.8M
$19.1M
EGHT

Income Statement — Q3 FY2026 vs Q4 FY2024

Metric
EGHT
EGHT
PTGX
PTGX
Revenue
$185.1M
$170.6M
Net Profit
$5.1M
$131.7M
Gross Margin
63.9%
Operating Margin
5.2%
74.3%
Net Margin
2.8%
77.2%
Revenue YoY
3.4%
184.4%
Net Profit YoY
68.4%
381.7%
EPS (diluted)
$0.04
$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
EGHT
EGHT
PTGX
PTGX
Q4 25
$185.1M
Q3 25
$184.1M
Q2 25
$181.4M
Q1 25
$177.0M
Q4 24
$178.9M
$170.6M
Q3 24
$181.0M
Q2 24
$178.1M
Q1 24
$179.4M
$255.0M
Net Profit
EGHT
EGHT
PTGX
PTGX
Q4 25
$5.1M
Q3 25
$767.0K
Q2 25
$-4.3M
Q1 25
$-5.4M
Q4 24
$3.0M
$131.7M
Q3 24
$-14.5M
Q2 24
$-10.3M
Q1 24
$-23.6M
$207.3M
Gross Margin
EGHT
EGHT
PTGX
PTGX
Q4 25
63.9%
Q3 25
64.8%
Q2 25
66.4%
Q1 25
67.8%
Q4 24
67.7%
Q3 24
68.1%
Q2 24
67.9%
Q1 24
68.2%
Operating Margin
EGHT
EGHT
PTGX
PTGX
Q4 25
5.2%
Q3 25
2.9%
Q2 25
0.3%
Q1 25
0.2%
Q4 24
5.0%
74.3%
Q3 24
4.0%
Q2 24
-0.8%
Q1 24
-7.9%
80.9%
Net Margin
EGHT
EGHT
PTGX
PTGX
Q4 25
2.8%
Q3 25
0.4%
Q2 25
-2.4%
Q1 25
-3.1%
Q4 24
1.7%
77.2%
Q3 24
-8.0%
Q2 24
-5.8%
Q1 24
-13.1%
81.3%
EPS (diluted)
EGHT
EGHT
PTGX
PTGX
Q4 25
$0.04
Q3 25
$0.01
Q2 25
$-0.03
Q1 25
$-0.04
Q4 24
$0.02
$2.01
Q3 24
$-0.11
Q2 24
$-0.08
Q1 24
$-0.20
$3.26

Balance Sheet & Financial Strength

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

Metric
EGHT
EGHT
PTGX
PTGX
Cash + ST InvestmentsLiquidity on hand
$86.9M
$418.9M
Total DebtLower is stronger
$321.2M
Stockholders' EquityBook value
$142.9M
$675.3M
Total Assets
$661.5M
$744.7M
Debt / EquityLower = less leverage
2.25×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
EGHT
EGHT
PTGX
PTGX
Q4 25
$86.9M
Q3 25
$75.9M
Q2 25
$81.3M
Q1 25
$88.0M
Q4 24
$104.2M
$418.9M
Q3 24
$117.4M
Q2 24
$130.8M
Q1 24
$117.3M
$322.6M
Total Debt
EGHT
EGHT
PTGX
PTGX
Q4 25
$321.2M
Q3 25
$325.8M
Q2 25
$335.4M
Q1 25
$350.0M
Q4 24
$364.5M
Q3 24
$396.9M
Q2 24
Q1 24
$409.7M
Stockholders' Equity
EGHT
EGHT
PTGX
PTGX
Q4 25
$142.9M
Q3 25
$133.2M
Q2 25
$128.2M
Q1 25
$122.2M
Q4 24
$113.0M
$675.3M
Q3 24
$109.8M
Q2 24
$104.6M
Q1 24
$102.0M
$560.4M
Total Assets
EGHT
EGHT
PTGX
PTGX
Q4 25
$661.5M
Q3 25
$670.8M
Q2 25
$684.3M
Q1 25
$683.2M
Q4 24
$698.2M
$744.7M
Q3 24
$740.1M
Q2 24
$755.7M
Q1 24
$756.0M
$629.3M
Debt / Equity
EGHT
EGHT
PTGX
PTGX
Q4 25
2.25×
Q3 25
2.45×
Q2 25
2.62×
Q1 25
2.86×
Q4 24
3.23×
Q3 24
3.61×
Q2 24
Q1 24
4.02×

Cash Flow & Capital Efficiency

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

Metric
EGHT
EGHT
PTGX
PTGX
Operating Cash FlowLast quarter
$20.7M
$184.2M
Free Cash FlowOCF − Capex
$19.1M
$182.8M
FCF MarginFCF / Revenue
10.3%
107.1%
Capex IntensityCapex / Revenue
0.9%
0.8%
Cash ConversionOCF / Net Profit
4.07×
1.40×
TTM Free Cash FlowTrailing 4 quarters
$43.8M
$101.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
EGHT
EGHT
PTGX
PTGX
Q4 25
$20.7M
Q3 25
$8.8M
Q2 25
$11.9M
Q1 25
$5.9M
Q4 24
$27.2M
$184.2M
Q3 24
$12.3M
Q2 24
$18.1M
Q1 24
$12.7M
$-27.4M
Free Cash Flow
EGHT
EGHT
PTGX
PTGX
Q4 25
$19.1M
Q3 25
$7.7M
Q2 25
$11.5M
Q1 25
$5.5M
Q4 24
$26.8M
$182.8M
Q3 24
$11.1M
Q2 24
$17.8M
Q1 24
$12.3M
$-27.7M
FCF Margin
EGHT
EGHT
PTGX
PTGX
Q4 25
10.3%
Q3 25
4.2%
Q2 25
6.3%
Q1 25
3.1%
Q4 24
15.0%
107.1%
Q3 24
6.1%
Q2 24
10.0%
Q1 24
6.9%
-10.9%
Capex Intensity
EGHT
EGHT
PTGX
PTGX
Q4 25
0.9%
Q3 25
0.6%
Q2 25
0.2%
Q1 25
0.2%
Q4 24
0.3%
0.8%
Q3 24
0.7%
Q2 24
0.2%
Q1 24
0.2%
0.1%
Cash Conversion
EGHT
EGHT
PTGX
PTGX
Q4 25
4.07×
Q3 25
11.52×
Q2 25
Q1 25
Q4 24
9.01×
1.40×
Q3 24
Q2 24
Q1 24
-0.13×

Financial Flow Comparison

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

Revenue Breakdown by Segment

EGHT
EGHT

Services$179.7M97%
Other$5.4M3%

PTGX
PTGX

Segment breakdown not available.

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