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Side-by-side financial comparison of T Stamp Inc (IDAI) and Pulmatrix, Inc. (PULM). Click either name above to swap in a different company.

Pulmatrix, Inc. is the larger business by last-quarter revenue ($1.6M vs $908.9K, roughly 1.7× T Stamp Inc). T Stamp Inc runs the higher net margin — -279.9% vs -374.4%, a 94.5% gap on every dollar of revenue. On growth, Pulmatrix, Inc. posted the faster year-over-year revenue change (-15.8% vs -39.3%). T Stamp Inc produced more free cash flow last quarter ($2.0M vs $-3.9M). Over the past eight quarters, T Stamp Inc's revenue compounded faster (25.9% CAGR vs -8.9%).

T Stamp Inc, trading under ticker IDAI, develops AI-powered identity verification, trust scoring, and fraud prevention solutions. It serves clients across fintech, healthcare, and e-commerce segments, primarily operating in North America to help organizations securely authenticate user identities and mitigate fraud risks.

Pulmatrix, Inc. is a clinical-stage biopharmaceutical firm specializing in developing innovative inhaled therapies for severe respiratory diseases including chronic obstructive pulmonary disease, cystic fibrosis and idiopathic pulmonary fibrosis. It uses its proprietary dry powder platform to improve inhaled medication efficacy and safety, advancing its product candidate pipeline via partnerships with global pharmaceutical players.

IDAI vs PULM — Head-to-Head

Bigger by revenue
PULM
PULM
1.7× larger
PULM
$1.6M
$908.9K
IDAI
Growing faster (revenue YoY)
PULM
PULM
+23.5% gap
PULM
-15.8%
-39.3%
IDAI
Higher net margin
IDAI
IDAI
94.5% more per $
IDAI
-279.9%
-374.4%
PULM
More free cash flow
IDAI
IDAI
$5.9M more FCF
IDAI
$2.0M
$-3.9M
PULM
Faster 2-yr revenue CAGR
IDAI
IDAI
Annualised
IDAI
25.9%
-8.9%
PULM

Income Statement — Q4 FY2025 vs Q2 FY2024

Metric
IDAI
IDAI
PULM
PULM
Revenue
$908.9K
$1.6M
Net Profit
$-2.5M
$-5.8M
Gross Margin
Operating Margin
-224.9%
-380.2%
Net Margin
-279.9%
-374.4%
Revenue YoY
-39.3%
-15.8%
Net Profit YoY
57.7%
-52.3%
EPS (diluted)
$-0.37
$-1.59

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
IDAI
IDAI
PULM
PULM
Q4 25
$908.9K
Q3 25
$872.5K
Q2 25
$812.7K
Q1 25
$545.5K
Q4 24
$1.5M
Q3 24
$511.1K
Q2 24
$500.4K
$1.6M
Q1 24
$573.7K
$5.9M
Net Profit
IDAI
IDAI
PULM
PULM
Q4 25
$-2.5M
Q3 25
$-1.9M
Q2 25
$-1.7M
Q1 25
$-2.2M
Q4 24
$-6.0M
Q3 24
$-1.3M
Q2 24
$-2.6M
$-5.8M
Q1 24
$-2.7M
$825.0K
Operating Margin
IDAI
IDAI
PULM
PULM
Q4 25
-224.9%
Q3 25
-203.0%
Q2 25
-207.0%
Q1 25
-396.5%
Q4 24
-81.2%
Q3 24
-523.7%
Q2 24
-524.7%
-380.2%
Q1 24
-496.7%
12.7%
Net Margin
IDAI
IDAI
PULM
PULM
Q4 25
-279.9%
Q3 25
-219.1%
Q2 25
-210.7%
Q1 25
-395.5%
Q4 24
-401.5%
Q3 24
-245.7%
Q2 24
-519.3%
-374.4%
Q1 24
-466.9%
14.0%
EPS (diluted)
IDAI
IDAI
PULM
PULM
Q4 25
$-0.37
Q3 25
$-0.72
Q2 25
$-0.69
Q1 25
$-0.89
Q4 24
$-3.14
Q3 24
$-1.06
Q2 24
$-3.19
$-1.59
Q1 24
$-3.97
$0.23

Balance Sheet & Financial Strength

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

Metric
IDAI
IDAI
PULM
PULM
Cash + ST InvestmentsLiquidity on hand
$6.0M
$12.4M
Total DebtLower is stronger
Stockholders' EquityBook value
$8.7M
$13.3M
Total Assets
$11.2M
$15.8M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IDAI
IDAI
PULM
PULM
Q4 25
$6.0M
Q3 25
$5.4M
Q2 25
$292.1K
Q1 25
$1.1M
Q4 24
$2.8M
Q3 24
$598.0K
Q2 24
$659.5K
$12.4M
Q1 24
$816.7K
$16.3M
Stockholders' Equity
IDAI
IDAI
PULM
PULM
Q4 25
$8.7M
Q3 25
$6.1M
Q2 25
$2.4M
Q1 25
$4.1M
Q4 24
$3.0M
Q3 24
$5.4M
Q2 24
$750.4K
$13.3M
Q1 24
$1.4M
$19.0M
Total Assets
IDAI
IDAI
PULM
PULM
Q4 25
$11.2M
Q3 25
$11.2M
Q2 25
$5.7M
Q1 25
$6.6M
Q4 24
$8.6M
Q3 24
$10.6M
Q2 24
$5.2M
$15.8M
Q1 24
$5.6M
$30.4M

Cash Flow & Capital Efficiency

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

Metric
IDAI
IDAI
PULM
PULM
Operating Cash FlowLast quarter
$2.0M
$-3.7M
Free Cash FlowOCF − Capex
$2.0M
$-3.9M
FCF MarginFCF / Revenue
215.4%
-252.6%
Capex IntensityCapex / Revenue
0.8%
15.7%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-5.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IDAI
IDAI
PULM
PULM
Q4 25
$2.0M
Q3 25
$-4.0M
Q2 25
$-2.1M
Q1 25
$-1.5M
Q4 24
$-2.7M
Q3 24
$-2.4M
Q2 24
$-1.6M
$-3.7M
Q1 24
$-2.2M
$-2.7M
Free Cash Flow
IDAI
IDAI
PULM
PULM
Q4 25
$2.0M
Q3 25
$-4.0M
Q2 25
$-2.1M
Q1 25
$-1.6M
Q4 24
$-2.7M
Q3 24
$-2.4M
Q2 24
$-1.6M
$-3.9M
Q1 24
$-2.2M
$-2.9M
FCF Margin
IDAI
IDAI
PULM
PULM
Q4 25
215.4%
Q3 25
-459.6%
Q2 25
-258.6%
Q1 25
-289.2%
Q4 24
-182.9%
Q3 24
-475.4%
Q2 24
-320.9%
-252.6%
Q1 24
-376.6%
-48.8%
Capex Intensity
IDAI
IDAI
PULM
PULM
Q4 25
0.8%
Q3 25
0.0%
Q2 25
0.2%
Q1 25
6.8%
Q4 24
0.1%
Q3 24
0.7%
Q2 24
1.3%
15.7%
Q1 24
0.5%
2.6%
Cash Conversion
IDAI
IDAI
PULM
PULM
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
-3.30×

Financial Flow Comparison

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

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