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

STAG Industrial, Inc. is the larger business by last-quarter revenue ($224.2M vs $218.2M, roughly 1.0× ONTO INNOVATION INC.). STAG Industrial, Inc. runs the higher net margin — 27.6% vs 12.9%, a 14.7% gap on every dollar of revenue. On growth, STAG Industrial, Inc. posted the faster year-over-year revenue change (9.1% vs -13.5%). Over the past eight quarters, STAG Industrial, Inc.'s revenue compounded faster (8.7% CAGR vs 2.6%).

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.

Stag Arms is a firearms manufacturer founded in May 2003 and located in Cheyenne, Wyoming. Stag Arms is a manufacturer of the AR-15 type rifle, marketed as Stag-15 rifles. Stag advertises that all their weapons and accessories are made in the United States. They are best known for their left-handed AR-15 rifles, which use a mirror imaged upper receiver and have the ejection port reversed for left-handed shooters and the safety selector control on the right side of the lower receiver.

ONTO vs STAG — Head-to-Head

Bigger by revenue
STAG
STAG
1.0× larger
STAG
$224.2M
$218.2M
ONTO
Growing faster (revenue YoY)
STAG
STAG
+22.6% gap
STAG
9.1%
-13.5%
ONTO
Higher net margin
STAG
STAG
14.7% more per $
STAG
27.6%
12.9%
ONTO
Faster 2-yr revenue CAGR
STAG
STAG
Annualised
STAG
8.7%
2.6%
ONTO

Income Statement — Q3 FY2025 vs Q1 FY2026

Metric
ONTO
ONTO
STAG
STAG
Revenue
$218.2M
$224.2M
Net Profit
$28.2M
$62.0M
Gross Margin
50.7%
Operating Margin
10.9%
Net Margin
12.9%
27.6%
Revenue YoY
-13.5%
9.1%
Net Profit YoY
-46.8%
EPS (diluted)
$0.57
$0.32

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
ONTO
ONTO
STAG
STAG
Q1 26
$224.2M
Q4 25
$220.9M
Q3 25
$218.2M
$211.1M
Q2 25
$253.6M
$207.6M
Q1 25
$266.6M
$205.6M
Q4 24
$263.9M
$199.3M
Q3 24
$252.2M
$190.7M
Q2 24
$242.3M
$189.8M
Net Profit
ONTO
ONTO
STAG
STAG
Q1 26
$62.0M
Q4 25
$83.5M
Q3 25
$28.2M
$48.6M
Q2 25
$33.9M
$50.0M
Q1 25
$64.1M
$91.4M
Q4 24
$48.8M
$51.0M
Q3 24
$53.1M
$41.9M
Q2 24
$52.9M
$59.8M
Gross Margin
ONTO
ONTO
STAG
STAG
Q1 26
Q4 25
Q3 25
50.7%
Q2 25
48.2%
Q1 25
53.7%
Q4 24
50.2%
Q3 24
54.1%
Q2 24
52.9%
Operating Margin
ONTO
ONTO
STAG
STAG
Q1 26
Q4 25
Q3 25
10.9%
Q2 25
12.7%
Q1 25
23.7%
Q4 24
16.1%
Q3 24
21.0%
Q2 24
20.2%
Net Margin
ONTO
ONTO
STAG
STAG
Q1 26
27.6%
Q4 25
37.8%
Q3 25
12.9%
23.0%
Q2 25
13.4%
24.1%
Q1 25
24.0%
44.5%
Q4 24
18.5%
25.6%
Q3 24
21.0%
21.9%
Q2 24
21.9%
31.5%
EPS (diluted)
ONTO
ONTO
STAG
STAG
Q1 26
$0.32
Q4 25
Q3 25
$0.57
Q2 25
$0.69
Q1 25
$1.30
Q4 24
$0.98
Q3 24
$1.07
Q2 24
$1.07

Balance Sheet & Financial Strength

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

Metric
ONTO
ONTO
STAG
STAG
Cash + ST InvestmentsLiquidity on hand
$603.1M
$8.9M
Total DebtLower is stronger
Stockholders' EquityBook value
$2.0B
$3.6B
Total Assets
$2.2B
$7.2B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ONTO
ONTO
STAG
STAG
Q1 26
$8.9M
Q4 25
$14.9M
Q3 25
$603.1M
$17.3M
Q2 25
$217.5M
$15.4M
Q1 25
$203.7M
$9.3M
Q4 24
$212.9M
$36.3M
Q3 24
$188.7M
$70.0M
Q2 24
$172.6M
$33.3M
Total Debt
ONTO
ONTO
STAG
STAG
Q1 26
Q4 25
$3.3B
Q3 25
$3.1B
Q2 25
$3.0B
Q1 25
$3.0B
Q4 24
$3.0B
Q3 24
$2.9B
Q2 24
$2.8B
Stockholders' Equity
ONTO
ONTO
STAG
STAG
Q1 26
$3.6B
Q4 25
$3.6B
Q3 25
$2.0B
$3.4B
Q2 25
$2.0B
$3.4B
Q1 25
$1.9B
$3.5B
Q4 24
$1.9B
$3.5B
Q3 24
$1.9B
$3.3B
Q2 24
$1.8B
$3.3B
Total Assets
ONTO
ONTO
STAG
STAG
Q1 26
$7.2B
Q4 25
$7.2B
Q3 25
$2.2B
$6.9B
Q2 25
$2.1B
$6.8B
Q1 25
$2.1B
$6.8B
Q4 24
$2.1B
$6.8B
Q3 24
$2.1B
$6.6B
Q2 24
$2.0B
$6.4B
Debt / Equity
ONTO
ONTO
STAG
STAG
Q1 26
Q4 25
0.91×
Q3 25
0.91×
Q2 25
0.88×
Q1 25
0.87×
Q4 24
0.88×
Q3 24
0.89×
Q2 24
0.84×

Cash Flow & Capital Efficiency

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

Metric
ONTO
ONTO
STAG
STAG
Operating Cash FlowLast quarter
$83.4M
Free Cash FlowOCF − Capex
$82.0M
FCF MarginFCF / Revenue
37.6%
Capex IntensityCapex / Revenue
0.6%
3.9%
Cash ConversionOCF / Net Profit
2.95×
TTM Free Cash FlowTrailing 4 quarters
$261.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ONTO
ONTO
STAG
STAG
Q1 26
Q4 25
$104.5M
Q3 25
$83.4M
$143.5M
Q2 25
$57.9M
$111.9M
Q1 25
$92.0M
$103.5M
Q4 24
$56.0M
$104.9M
Q3 24
$67.2M
$128.0M
Q2 24
$65.3M
$122.2M
Free Cash Flow
ONTO
ONTO
STAG
STAG
Q1 26
Q4 25
$43.8M
Q3 25
$82.0M
$95.5M
Q2 25
$44.2M
$62.3M
Q1 25
$83.7M
$57.2M
Q4 24
$51.4M
$37.6M
Q3 24
$59.2M
$86.7M
Q2 24
$53.0M
$105.0M
FCF Margin
ONTO
ONTO
STAG
STAG
Q1 26
Q4 25
19.8%
Q3 25
37.6%
45.2%
Q2 25
17.4%
30.0%
Q1 25
31.4%
27.8%
Q4 24
19.5%
18.8%
Q3 24
23.5%
45.5%
Q2 24
21.9%
55.3%
Capex Intensity
ONTO
ONTO
STAG
STAG
Q1 26
3.9%
Q4 25
27.4%
Q3 25
0.6%
22.7%
Q2 25
5.4%
23.9%
Q1 25
3.1%
22.5%
Q4 24
1.8%
33.8%
Q3 24
3.2%
21.6%
Q2 24
5.1%
9.1%
Cash Conversion
ONTO
ONTO
STAG
STAG
Q1 26
Q4 25
1.25×
Q3 25
2.95×
2.95×
Q2 25
1.71×
2.24×
Q1 25
1.44×
1.13×
Q4 24
1.15×
2.06×
Q3 24
1.27×
3.06×
Q2 24
1.23×
2.04×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ONTO
ONTO

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

STAG
STAG

Segment breakdown not available.

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