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Side-by-side financial comparison of Kodiak Gas Services, Inc. (KGS) and ONTO INNOVATION INC. (ONTO). Click either name above to swap in a different company.

Kodiak Gas Services, Inc. is the larger business by last-quarter revenue ($332.9M vs $218.2M, roughly 1.5× ONTO INNOVATION INC.). ONTO INNOVATION INC. runs the higher net margin — 12.9% vs 7.4%, a 5.5% gap on every dollar of revenue. On growth, Kodiak Gas Services, Inc. posted the faster year-over-year revenue change (7.5% vs -13.5%). Kodiak Gas Services, Inc. produced more free cash flow last quarter ($142.0M vs $82.0M). Over the past eight quarters, Kodiak Gas Services, Inc.'s revenue compounded faster (24.3% CAGR vs 2.6%).

Kodiak Gas Services, Inc. is a leading natural gas compression services provider operating primarily across North America. It serves upstream and midstream energy sector clients, offering custom compression equipment, regular maintenance, and operational support to optimize natural gas gathering, processing, and transportation workflows for onshore oil and gas production operations.

Onto Innovation Inc. is an American semiconductor company formed in 2019 from the merger of Rudolph Technologies, Inc. and Nanometrics Incorporated. It is a provider of process and process control equipment and software for microelectronic manufacturing industries.

KGS vs ONTO — Head-to-Head

Bigger by revenue
KGS
KGS
1.5× larger
KGS
$332.9M
$218.2M
ONTO
Growing faster (revenue YoY)
KGS
KGS
+21.0% gap
KGS
7.5%
-13.5%
ONTO
Higher net margin
ONTO
ONTO
5.5% more per $
ONTO
12.9%
7.4%
KGS
More free cash flow
KGS
KGS
$60.0M more FCF
KGS
$142.0M
$82.0M
ONTO
Faster 2-yr revenue CAGR
KGS
KGS
Annualised
KGS
24.3%
2.6%
ONTO

Income Statement — Q4 FY2025 vs Q3 FY2025

Metric
KGS
KGS
ONTO
ONTO
Revenue
$332.9M
$218.2M
Net Profit
$24.6M
$28.2M
Gross Margin
50.7%
Operating Margin
26.1%
10.9%
Net Margin
7.4%
12.9%
Revenue YoY
7.5%
-13.5%
Net Profit YoY
29.0%
-46.8%
EPS (diluted)
$0.30
$0.57

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
KGS
KGS
ONTO
ONTO
Q4 25
$332.9M
Q3 25
$322.7M
$218.2M
Q2 25
$322.8M
$253.6M
Q1 25
$329.6M
$266.6M
Q4 24
$309.5M
$263.9M
Q3 24
$324.6M
$252.2M
Q2 24
$309.7M
$242.3M
Q1 24
$215.5M
$228.8M
Net Profit
KGS
KGS
ONTO
ONTO
Q4 25
$24.6M
Q3 25
$-14.0M
$28.2M
Q2 25
$39.5M
$33.9M
Q1 25
$30.4M
$64.1M
Q4 24
$19.1M
$48.8M
Q3 24
$-5.6M
$53.1M
Q2 24
$6.2M
$52.9M
Q1 24
$30.2M
$46.9M
Gross Margin
KGS
KGS
ONTO
ONTO
Q4 25
Q3 25
50.7%
Q2 25
48.2%
Q1 25
53.7%
Q4 24
50.2%
Q3 24
37.5%
54.1%
Q2 24
36.5%
52.9%
Q1 24
39.4%
51.7%
Operating Margin
KGS
KGS
ONTO
ONTO
Q4 25
26.1%
Q3 25
19.9%
10.9%
Q2 25
30.9%
12.7%
Q1 25
27.1%
23.7%
Q4 24
22.3%
16.1%
Q3 24
20.4%
21.0%
Q2 24
17.5%
20.2%
Q1 24
27.9%
18.7%
Net Margin
KGS
KGS
ONTO
ONTO
Q4 25
7.4%
Q3 25
-4.3%
12.9%
Q2 25
12.2%
13.4%
Q1 25
9.2%
24.0%
Q4 24
6.2%
18.5%
Q3 24
-1.7%
21.0%
Q2 24
2.0%
21.9%
Q1 24
14.0%
20.5%
EPS (diluted)
KGS
KGS
ONTO
ONTO
Q4 25
$0.30
Q3 25
$-0.17
$0.57
Q2 25
$0.43
$0.69
Q1 25
$0.33
$1.30
Q4 24
$0.18
$0.98
Q3 24
$-0.07
$1.07
Q2 24
$0.06
$1.07
Q1 24
$0.39
$0.94

Balance Sheet & Financial Strength

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

Metric
KGS
KGS
ONTO
ONTO
Cash + ST InvestmentsLiquidity on hand
$3.2M
$603.1M
Total DebtLower is stronger
$2.6B
Stockholders' EquityBook value
$1.2B
$2.0B
Total Assets
$4.3B
$2.2B
Debt / EquityLower = less leverage
2.12×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
KGS
KGS
ONTO
ONTO
Q4 25
$3.2M
Q3 25
$724.0K
$603.1M
Q2 25
$5.4M
$217.5M
Q1 25
$1.9M
$203.7M
Q4 24
$4.8M
$212.9M
Q3 24
$7.4M
$188.7M
Q2 24
$3.9M
$172.6M
Q1 24
$9.3M
$190.9M
Total Debt
KGS
KGS
ONTO
ONTO
Q4 25
$2.6B
Q3 25
$2.6B
Q2 25
$2.5B
Q1 25
$2.6B
Q4 24
$2.6B
Q3 24
$2.6B
Q2 24
$2.5B
Q1 24
Stockholders' Equity
KGS
KGS
ONTO
ONTO
Q4 25
$1.2B
Q3 25
$1.3B
$2.0B
Q2 25
$1.3B
$2.0B
Q1 25
$1.4B
$1.9B
Q4 24
$1.4B
$1.9B
Q3 24
$1.4B
$1.9B
Q2 24
$1.5B
$1.8B
Q1 24
$1.1B
$1.8B
Total Assets
KGS
KGS
ONTO
ONTO
Q4 25
$4.3B
Q3 25
$4.4B
$2.2B
Q2 25
$4.4B
$2.1B
Q1 25
$4.4B
$2.1B
Q4 24
$4.4B
$2.1B
Q3 24
$4.5B
$2.1B
Q2 24
$4.4B
$2.0B
Q1 24
$3.3B
$2.0B
Debt / Equity
KGS
KGS
ONTO
ONTO
Q4 25
2.12×
Q3 25
2.08×
Q2 25
1.89×
Q1 25
1.91×
Q4 24
1.88×
Q3 24
1.86×
Q2 24
1.71×
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
KGS
KGS
ONTO
ONTO
Operating Cash FlowLast quarter
$194.9M
$83.4M
Free Cash FlowOCF − Capex
$142.0M
$82.0M
FCF MarginFCF / Revenue
42.7%
37.6%
Capex IntensityCapex / Revenue
15.9%
0.6%
Cash ConversionOCF / Net Profit
7.91×
2.95×
TTM Free Cash FlowTrailing 4 quarters
$284.3M
$261.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
KGS
KGS
ONTO
ONTO
Q4 25
$194.9M
Q3 25
$113.4M
$83.4M
Q2 25
$177.2M
$57.9M
Q1 25
$114.3M
$92.0M
Q4 24
$118.5M
$56.0M
Q3 24
$36.9M
$67.2M
Q2 24
$121.1M
$65.3M
Q1 24
$51.5M
$57.1M
Free Cash Flow
KGS
KGS
ONTO
ONTO
Q4 25
$142.0M
Q3 25
$10.9M
$82.0M
Q2 25
$94.6M
$44.2M
Q1 25
$36.8M
$83.7M
Q4 24
$45.2M
$51.4M
Q3 24
$-49.7M
$59.2M
Q2 24
$4.0M
$53.0M
Q1 24
$-8.6M
$50.2M
FCF Margin
KGS
KGS
ONTO
ONTO
Q4 25
42.7%
Q3 25
3.4%
37.6%
Q2 25
29.3%
17.4%
Q1 25
11.2%
31.4%
Q4 24
14.6%
19.5%
Q3 24
-15.3%
23.5%
Q2 24
1.3%
21.9%
Q1 24
-4.0%
21.9%
Capex Intensity
KGS
KGS
ONTO
ONTO
Q4 25
15.9%
Q3 25
31.7%
0.6%
Q2 25
25.6%
5.4%
Q1 25
23.5%
3.1%
Q4 24
23.7%
1.8%
Q3 24
26.7%
3.2%
Q2 24
37.8%
5.1%
Q1 24
27.9%
3.0%
Cash Conversion
KGS
KGS
ONTO
ONTO
Q4 25
7.91×
Q3 25
2.95×
Q2 25
4.49×
1.71×
Q1 25
3.76×
1.44×
Q4 24
6.21×
1.15×
Q3 24
1.27×
Q2 24
19.44×
1.23×
Q1 24
1.70×
1.22×

Financial Flow Comparison

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

Revenue Breakdown by Segment

KGS
KGS

Other Services$126.8M38%
Other$112.2M34%
Transferred At Point In Time$93.8M28%

ONTO
ONTO

Systems And Software Revenue$173.8M80%
Parts Revenue$23.9M11%
Service Revenue$20.5M9%

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