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

ONTO INNOVATION INC. is the larger business by last-quarter revenue ($218.2M vs $142.9M, roughly 1.5× Piedmont Realty Trust, Inc.). ONTO INNOVATION INC. runs the higher net margin — 12.9% vs -30.3%, a 43.2% gap on every dollar of revenue. On growth, Piedmont Realty Trust, Inc. posted the faster year-over-year revenue change (-0.3% vs -13.5%). Over the past eight quarters, ONTO INNOVATION INC.'s revenue compounded faster (2.6% CAGR vs -0.6%).

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.

Piedmont Realty Trust, Inc. is a publicly traded real estate investment trust (REIT) that owns, operates, and invests in high-quality office properties primarily located in high-growth metropolitan areas across the United States. It serves corporate tenants across multiple industry sectors including technology, professional services, and healthcare, and pursues stable long-term returns for stakeholders via strategic property management and portfolio optimization.

ONTO vs PDM — Head-to-Head

Bigger by revenue
ONTO
ONTO
1.5× larger
ONTO
$218.2M
$142.9M
PDM
Growing faster (revenue YoY)
PDM
PDM
+13.2% gap
PDM
-0.3%
-13.5%
ONTO
Higher net margin
ONTO
ONTO
43.2% more per $
ONTO
12.9%
-30.3%
PDM
Faster 2-yr revenue CAGR
ONTO
ONTO
Annualised
ONTO
2.6%
-0.6%
PDM

Income Statement — Q3 FY2025 vs Q4 FY2025

Metric
ONTO
ONTO
PDM
PDM
Revenue
$218.2M
$142.9M
Net Profit
$28.2M
$-43.2M
Gross Margin
50.7%
Operating Margin
10.9%
Net Margin
12.9%
-30.3%
Revenue YoY
-13.5%
-0.3%
Net Profit YoY
-46.8%
-44.3%
EPS (diluted)
$0.57
$-0.34

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
PDM
PDM
Q4 25
$142.9M
Q3 25
$218.2M
$139.2M
Q2 25
$253.6M
$140.3M
Q1 25
$266.6M
$142.7M
Q4 24
$263.9M
$143.2M
Q3 24
$252.2M
$139.3M
Q2 24
$242.3M
$143.3M
Q1 24
$228.8M
$144.5M
Net Profit
ONTO
ONTO
PDM
PDM
Q4 25
$-43.2M
Q3 25
$28.2M
$-13.5M
Q2 25
$33.9M
$-16.8M
Q1 25
$64.1M
$-10.1M
Q4 24
$48.8M
$-30.0M
Q3 24
$53.1M
$-11.5M
Q2 24
$52.9M
$-9.8M
Q1 24
$46.9M
$-27.8M
Gross Margin
ONTO
ONTO
PDM
PDM
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%
Q1 24
51.7%
Operating Margin
ONTO
ONTO
PDM
PDM
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%
Q1 24
18.7%
Net Margin
ONTO
ONTO
PDM
PDM
Q4 25
-30.3%
Q3 25
12.9%
-9.7%
Q2 25
13.4%
-12.0%
Q1 25
24.0%
-7.1%
Q4 24
18.5%
-20.9%
Q3 24
21.0%
-8.3%
Q2 24
21.9%
-6.8%
Q1 24
20.5%
-19.2%
EPS (diluted)
ONTO
ONTO
PDM
PDM
Q4 25
$-0.34
Q3 25
$0.57
$-0.11
Q2 25
$0.69
$-0.14
Q1 25
$1.30
$-0.08
Q4 24
$0.98
$-0.25
Q3 24
$1.07
$-0.09
Q2 24
$1.07
$-0.08
Q1 24
$0.94
$-0.22

Balance Sheet & Financial Strength

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

Metric
ONTO
ONTO
PDM
PDM
Cash + ST InvestmentsLiquidity on hand
$603.1M
$731.0K
Total DebtLower is stronger
$2.2B
Stockholders' EquityBook value
$2.0B
$1.5B
Total Assets
$2.2B
$4.0B
Debt / EquityLower = less leverage
1.49×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ONTO
ONTO
PDM
PDM
Q4 25
$731.0K
Q3 25
$603.1M
$3.0M
Q2 25
$217.5M
$3.3M
Q1 25
$203.7M
$2.9M
Q4 24
$212.9M
$109.6M
Q3 24
$188.7M
$133.6M
Q2 24
$172.6M
$138.5M
Q1 24
$190.9M
$3.5M
Total Debt
ONTO
ONTO
PDM
PDM
Q4 25
$2.2B
Q3 25
$2.2B
Q2 25
$2.2B
Q1 25
$2.2B
Q4 24
$2.2B
Q3 24
$2.2B
Q2 24
$2.2B
Q1 24
$2.1B
Stockholders' Equity
ONTO
ONTO
PDM
PDM
Q4 25
$1.5B
Q3 25
$2.0B
$1.5B
Q2 25
$2.0B
$1.5B
Q1 25
$1.9B
$1.6B
Q4 24
$1.9B
$1.6B
Q3 24
$1.9B
$1.6B
Q2 24
$1.8B
$1.7B
Q1 24
$1.8B
$1.7B
Total Assets
ONTO
ONTO
PDM
PDM
Q4 25
$4.0B
Q3 25
$2.2B
$4.0B
Q2 25
$2.1B
$4.0B
Q1 25
$2.1B
$4.0B
Q4 24
$2.1B
$4.1B
Q3 24
$2.1B
$4.1B
Q2 24
$2.0B
$4.2B
Q1 24
$2.0B
$4.0B
Debt / Equity
ONTO
ONTO
PDM
PDM
Q4 25
1.49×
Q3 25
1.43×
Q2 25
1.41×
Q1 25
1.40×
Q4 24
1.40×
Q3 24
1.36×
Q2 24
1.34×
Q1 24
1.23×

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
PDM
PDM
Operating Cash FlowLast quarter
$83.4M
$140.6M
Free Cash FlowOCF − Capex
$82.0M
FCF MarginFCF / Revenue
37.6%
Capex IntensityCapex / Revenue
0.6%
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
PDM
PDM
Q4 25
$140.6M
Q3 25
$83.4M
$35.8M
Q2 25
$57.9M
$50.1M
Q1 25
$92.0M
$3.7M
Q4 24
$56.0M
$198.1M
Q3 24
$67.2M
$42.9M
Q2 24
$65.3M
$66.8M
Q1 24
$57.1M
$23.4M
Free Cash Flow
ONTO
ONTO
PDM
PDM
Q4 25
Q3 25
$82.0M
Q2 25
$44.2M
Q1 25
$83.7M
Q4 24
$51.4M
Q3 24
$59.2M
Q2 24
$53.0M
Q1 24
$50.2M
FCF Margin
ONTO
ONTO
PDM
PDM
Q4 25
Q3 25
37.6%
Q2 25
17.4%
Q1 25
31.4%
Q4 24
19.5%
Q3 24
23.5%
Q2 24
21.9%
Q1 24
21.9%
Capex Intensity
ONTO
ONTO
PDM
PDM
Q4 25
Q3 25
0.6%
Q2 25
5.4%
Q1 25
3.1%
Q4 24
1.8%
Q3 24
3.2%
Q2 24
5.1%
Q1 24
3.0%
Cash Conversion
ONTO
ONTO
PDM
PDM
Q4 25
Q3 25
2.95×
Q2 25
1.71×
Q1 25
1.44×
Q4 24
1.15×
Q3 24
1.27×
Q2 24
1.23×
Q1 24
1.22×

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%

PDM
PDM

Atlanta GA$45.7M32%
Dallas TX$24.1M17%
Orlando FL$19.3M13%
New York NY$14.7M10%
Northern Virginia Washington D.C.$12.9M9%
Minneapolis MN$11.4M8%
Boston MA$9.8M7%
Real Estate Other$7.8M5%

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