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Side-by-side financial comparison of C3.ai, Inc. (AI) and UNITED STATES LIME & MINERALS INC (USLM). Click either name above to swap in a different company.

UNITED STATES LIME & MINERALS INC is the larger business by last-quarter revenue ($87.9M vs $75.1M, roughly 1.2× C3.ai, Inc.). UNITED STATES LIME & MINERALS INC runs the higher net margin — 34.7% vs -139.3%, a 174.0% gap on every dollar of revenue. On growth, UNITED STATES LIME & MINERALS INC posted the faster year-over-year revenue change (9.8% vs -20.3%). UNITED STATES LIME & MINERALS INC produced more free cash flow last quarter ($25.7M vs $-46.9M). Over the past eight quarters, UNITED STATES LIME & MINERALS INC's revenue compounded faster (10.8% CAGR vs -2.1%).

C3.ai, Inc. is a leading enterprise artificial intelligence software provider that develops and delivers scalable AI applications, platform tools, and industry-specific solutions for clients across sectors including manufacturing, energy, financial services, healthcare and public sector. Its offerings help organizations optimize operations, reduce costs, mitigate risks, and realize data-driven decision making.

United States Lime & Minerals Inc is a leading US-based natural resources enterprise that produces high-calcium lime, dolomitic lime, limestone and related mineral products. Its core client segments cover infrastructure construction, steel manufacturing, agricultural soil amendment, environmental emission control and industrial processing, serving customers across North America.

AI vs USLM — Head-to-Head

Bigger by revenue
USLM
USLM
1.2× larger
USLM
$87.9M
$75.1M
AI
Growing faster (revenue YoY)
USLM
USLM
+30.2% gap
USLM
9.8%
-20.3%
AI
Higher net margin
USLM
USLM
174.0% more per $
USLM
34.7%
-139.3%
AI
More free cash flow
USLM
USLM
$72.5M more FCF
USLM
$25.7M
$-46.9M
AI
Faster 2-yr revenue CAGR
USLM
USLM
Annualised
USLM
10.8%
-2.1%
AI

Income Statement — Q2 FY2026 vs Q4 FY2025

Metric
AI
AI
USLM
USLM
Revenue
$75.1M
$87.9M
Net Profit
$-104.7M
$30.5M
Gross Margin
40.4%
48.0%
Operating Margin
-149.2%
41.0%
Net Margin
-139.3%
34.7%
Revenue YoY
-20.3%
9.8%
Net Profit YoY
-58.7%
13.2%
EPS (diluted)
$-0.75
$1.06

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
AI
AI
USLM
USLM
Q4 25
$75.1M
$87.9M
Q3 25
$70.3M
$102.0M
Q2 25
$108.7M
$91.5M
Q1 25
$98.8M
$91.3M
Q4 24
$94.3M
$80.1M
Q3 24
$87.2M
$89.4M
Q2 24
$86.6M
$76.5M
Q1 24
$78.4M
$71.7M
Net Profit
AI
AI
USLM
USLM
Q4 25
$-104.7M
$30.5M
Q3 25
$-116.8M
$38.8M
Q2 25
$-79.7M
$30.8M
Q1 25
$-80.2M
$34.1M
Q4 24
$-66.0M
$27.0M
Q3 24
$-62.8M
$33.4M
Q2 24
$-72.9M
$26.1M
Q1 24
$-72.6M
$22.4M
Gross Margin
AI
AI
USLM
USLM
Q4 25
40.4%
48.0%
Q3 25
37.6%
51.2%
Q2 25
62.1%
45.8%
Q1 25
59.1%
50.6%
Q4 24
61.3%
44.3%
Q3 24
59.8%
48.2%
Q2 24
59.6%
45.5%
Q1 24
57.8%
42.7%
Operating Margin
AI
AI
USLM
USLM
Q4 25
-149.2%
41.0%
Q3 25
-177.7%
45.3%
Q2 25
-81.8%
39.0%
Q1 25
-88.7%
43.7%
Q4 24
-79.8%
38.8%
Q3 24
-83.2%
42.6%
Q2 24
-95.1%
39.1%
Q1 24
-105.3%
35.9%
Net Margin
AI
AI
USLM
USLM
Q4 25
-139.3%
34.7%
Q3 25
-166.2%
38.0%
Q2 25
-73.3%
33.7%
Q1 25
-81.2%
37.4%
Q4 24
-69.9%
33.7%
Q3 24
-72.0%
37.3%
Q2 24
-84.2%
34.0%
Q1 24
-92.6%
31.3%
EPS (diluted)
AI
AI
USLM
USLM
Q4 25
$-0.75
$1.06
Q3 25
$-0.86
$1.35
Q2 25
$-0.60
$1.07
Q1 25
$-0.62
$1.19
Q4 24
$-0.52
$-2.20
Q3 24
$-0.50
$1.16
Q2 24
$-0.59
$0.91
Q1 24
$-0.60
$3.92

Balance Sheet & Financial Strength

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

Metric
AI
AI
USLM
USLM
Cash + ST InvestmentsLiquidity on hand
$675.0M
$371.1M
Total DebtLower is stronger
$0
Stockholders' EquityBook value
$771.9M
$630.8M
Total Assets
$961.3M
$681.0M
Debt / EquityLower = less leverage
0.00×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AI
AI
USLM
USLM
Q4 25
$675.0M
$371.1M
Q3 25
$711.9M
$349.5M
Q2 25
$742.7M
$319.9M
Q1 25
$724.3M
$300.6M
Q4 24
$730.4M
$278.0M
Q3 24
$762.5M
$255.0M
Q2 24
$750.4M
$222.5M
Q1 24
$723.3M
$207.0M
Total Debt
AI
AI
USLM
USLM
Q4 25
$0
Q3 25
$0
Q2 25
$0
Q1 25
$0
Q4 24
$0
Q3 24
$0
Q2 24
$0
Q1 24
$0
Stockholders' Equity
AI
AI
USLM
USLM
Q4 25
$771.9M
$630.8M
Q3 25
$798.8M
$602.3M
Q2 25
$838.3M
$563.3M
Q1 25
$860.2M
$532.2M
Q4 24
$859.0M
$497.7M
Q3 24
$874.9M
$474.2M
Q2 24
$873.4M
$441.1M
Q1 24
$898.0M
$415.3M
Total Assets
AI
AI
USLM
USLM
Q4 25
$961.3M
$681.0M
Q3 25
$968.7M
$652.8M
Q2 25
$1.0B
$607.4M
Q1 25
$1.1B
$585.3M
Q4 24
$1.0B
$543.2M
Q3 24
$1.1B
$521.8M
Q2 24
$1.0B
$484.2M
Q1 24
$1.1B
$464.0M
Debt / Equity
AI
AI
USLM
USLM
Q4 25
0.00×
Q3 25
0.00×
Q2 25
0.00×
Q1 25
0.00×
Q4 24
0.00×
Q3 24
0.00×
Q2 24
0.00×
Q1 24
0.00×

Cash Flow & Capital Efficiency

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

Metric
AI
AI
USLM
USLM
Operating Cash FlowLast quarter
$-46.5M
$45.6M
Free Cash FlowOCF − Capex
$-46.9M
$25.7M
FCF MarginFCF / Revenue
-62.4%
29.2%
Capex IntensityCapex / Revenue
0.5%
22.6%
Cash ConversionOCF / Net Profit
1.49×
TTM Free Cash FlowTrailing 4 quarters
$-93.2M
$102.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AI
AI
USLM
USLM
Q4 25
$-46.5M
$45.6M
Q3 25
$-33.5M
$45.9M
Q2 25
$11.3M
$34.0M
Q1 25
$-22.0M
$39.4M
Q4 24
$-38.7M
$38.6M
Q3 24
$8.0M
$39.0M
Q2 24
$21.3M
$21.2M
Q1 24
$-39.1M
$27.2M
Free Cash Flow
AI
AI
USLM
USLM
Q4 25
$-46.9M
$25.7M
Q3 25
$-34.3M
$31.3M
Q2 25
$10.3M
$20.8M
Q1 25
$-22.4M
$24.6M
Q4 24
$-39.5M
$27.6M
Q3 24
$7.1M
$33.9M
Q2 24
$18.8M
$16.8M
Q1 24
$-45.1M
$20.3M
FCF Margin
AI
AI
USLM
USLM
Q4 25
-62.4%
29.2%
Q3 25
-48.8%
30.7%
Q2 25
9.5%
22.7%
Q1 25
-22.7%
26.9%
Q4 24
-41.9%
34.4%
Q3 24
8.2%
37.9%
Q2 24
21.7%
21.9%
Q1 24
-57.6%
28.4%
Capex Intensity
AI
AI
USLM
USLM
Q4 25
0.5%
22.6%
Q3 25
1.1%
14.4%
Q2 25
0.9%
14.5%
Q1 25
0.4%
16.3%
Q4 24
0.9%
13.8%
Q3 24
1.1%
5.8%
Q2 24
2.9%
5.7%
Q1 24
7.8%
9.5%
Cash Conversion
AI
AI
USLM
USLM
Q4 25
1.49×
Q3 25
1.18×
Q2 25
1.10×
Q1 25
1.16×
Q4 24
1.43×
Q3 24
1.17×
Q2 24
0.81×
Q1 24
1.21×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AI
AI

License And Service$70.2M93%
Professional Services$4.9M7%

USLM
USLM

Segment breakdown not available.

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