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Side-by-side financial comparison of ADC Therapeutics SA (ADCT) and ON24 INC. (ONTF). Click either name above to swap in a different company.

ON24 INC. is the larger business by last-quarter revenue ($34.6M vs $23.1M, roughly 1.5× ADC Therapeutics SA). On growth, ADC Therapeutics SA posted the faster year-over-year revenue change (36.4% vs -5.6%). Over the past eight quarters, ADC Therapeutics SA's revenue compounded faster (13.7% CAGR vs -4.2%).

ADC Telecommunications, Inc. was a communications company in Eden Prairie, Minnesota, a southwest suburb of Minneapolis. It was acquired by TE Connectivity in December 2010 and ceased to exist as a separate entity. ADC products were sold by CommScope after it acquired the Broadband Network Solutions business unit from TE Connectivity in August 2015.

ON24 Inc., a San Francisco-based company, is a cloud-based platform that develops and sells web-based webinar, virtual conferencing, content hub, and landing page applications as a service for marketing and sales teams in B2B organizations. In 2023 it expanded its offerings to include generative AI services.

ADCT vs ONTF — Head-to-Head

Bigger by revenue
ONTF
ONTF
1.5× larger
ONTF
$34.6M
$23.1M
ADCT
Growing faster (revenue YoY)
ADCT
ADCT
+41.9% gap
ADCT
36.4%
-5.6%
ONTF
Faster 2-yr revenue CAGR
ADCT
ADCT
Annualised
ADCT
13.7%
-4.2%
ONTF

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ADCT
ADCT
ONTF
ONTF
Revenue
$23.1M
$34.6M
Net Profit
$-6.5M
Gross Margin
74.9%
Operating Margin
-77.7%
-23.5%
Net Margin
-18.8%
Revenue YoY
36.4%
-5.6%
Net Profit YoY
26.8%
EPS (diluted)
$0.04
$-0.15

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
ADCT
ADCT
ONTF
ONTF
Q4 25
$23.1M
$34.6M
Q3 25
$15.8M
$34.6M
Q2 25
$18.1M
$35.3M
Q1 25
$17.4M
$34.7M
Q4 24
$16.9M
$36.7M
Q3 24
$18.0M
$36.3M
Q2 24
$17.0M
$37.3M
Q1 24
$17.8M
$37.7M
Net Profit
ADCT
ADCT
ONTF
ONTF
Q4 25
$-6.5M
Q3 25
$-41.0M
$-6.4M
Q2 25
$-56.6M
$-7.3M
Q1 25
$-38.6M
$-8.7M
Q4 24
$-8.9M
Q3 24
$-44.0M
$-11.4M
Q2 24
$-36.5M
$-11.2M
Q1 24
$-46.6M
$-10.7M
Gross Margin
ADCT
ADCT
ONTF
ONTF
Q4 25
74.9%
Q3 25
74.7%
Q2 25
75.1%
Q1 25
73.8%
Q4 24
74.5%
Q3 24
74.3%
Q2 24
74.5%
Q1 24
74.1%
Operating Margin
ADCT
ADCT
ONTF
ONTF
Q4 25
-77.7%
-23.5%
Q3 25
-196.6%
-23.1%
Q2 25
-244.1%
-26.0%
Q1 25
-163.5%
-30.1%
Q4 24
-191.8%
-32.1%
Q3 24
-197.4%
-36.7%
Q2 24
-170.5%
-35.0%
Q1 24
-188.3%
-33.1%
Net Margin
ADCT
ADCT
ONTF
ONTF
Q4 25
-18.8%
Q3 25
-260.1%
-18.4%
Q2 25
-313.2%
-20.6%
Q1 25
-221.8%
-25.1%
Q4 24
-24.2%
Q3 24
-244.1%
-31.4%
Q2 24
-214.6%
-29.9%
Q1 24
-261.1%
-28.4%
EPS (diluted)
ADCT
ADCT
ONTF
ONTF
Q4 25
$0.04
$-0.15
Q3 25
$-0.30
$-0.15
Q2 25
$-0.50
$-0.17
Q1 25
$-0.36
$-0.21
Q4 24
$-0.26
$-0.21
Q3 24
$-0.42
$-0.27
Q2 24
$-0.38
$-0.27
Q1 24
$-0.56
$-0.26

Balance Sheet & Financial Strength

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

Metric
ADCT
ADCT
ONTF
ONTF
Cash + ST InvestmentsLiquidity on hand
$261.3M
$37.0M
Total DebtLower is stronger
Stockholders' EquityBook value
$-185.8M
$139.4M
Total Assets
$323.1M
$228.4M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ADCT
ADCT
ONTF
ONTF
Q4 25
$261.3M
$37.0M
Q3 25
$234.7M
$47.2M
Q2 25
$264.6M
$37.7M
Q1 25
$194.7M
$26.8M
Q4 24
$250.9M
$14.9M
Q3 24
$274.3M
$11.0M
Q2 24
$300.1M
$15.5M
Q1 24
$234.3M
$18.3M
Stockholders' Equity
ADCT
ADCT
ONTF
ONTF
Q4 25
$-185.8M
$139.4M
Q3 25
$-238.2M
$144.3M
Q2 25
$-199.2M
$150.0M
Q1 25
$-238.2M
$153.7M
Q4 24
$-202.6M
$159.4M
Q3 24
$-171.9M
$164.9M
Q2 24
$-131.7M
$170.8M
Q1 24
$-194.4M
$174.4M
Total Assets
ADCT
ADCT
ONTF
ONTF
Q4 25
$323.1M
$228.4M
Q3 25
$289.8M
$224.8M
Q2 25
$321.6M
$235.1M
Q1 25
$272.5M
$245.8M
Q4 24
$322.0M
$251.0M
Q3 24
$349.1M
$250.9M
Q2 24
$371.8M
$259.0M
Q1 24
$308.0M
$269.2M

Cash Flow & Capital Efficiency

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

Metric
ADCT
ADCT
ONTF
ONTF
Operating Cash FlowLast quarter
$-31.1M
$-1.1M
Free Cash FlowOCF − Capex
$-2.2M
FCF MarginFCF / Revenue
-6.4%
Capex IntensityCapex / Revenue
0.0%
3.3%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$4.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ADCT
ADCT
ONTF
ONTF
Q4 25
$-31.1M
$-1.1M
Q3 25
$-29.6M
$2.5M
Q2 25
$-24.1M
$2.6M
Q1 25
$-56.3M
$3.4M
Q4 24
$-21.9M
$985.0K
Q3 24
$-25.0M
$295.0K
Q2 24
$-32.8M
$1.4M
Q1 24
$-44.1M
$2.1M
Free Cash Flow
ADCT
ADCT
ONTF
ONTF
Q4 25
$-2.2M
Q3 25
$2.2M
Q2 25
$2.1M
Q1 25
$-56.6M
$1.9M
Q4 24
$-21.9M
$424.0K
Q3 24
$-25.3M
$143.0K
Q2 24
$-32.9M
$898.0K
Q1 24
$-44.6M
$1.1M
FCF Margin
ADCT
ADCT
ONTF
ONTF
Q4 25
-6.4%
Q3 25
6.2%
Q2 25
5.9%
Q1 25
-325.2%
5.6%
Q4 24
-129.8%
1.2%
Q3 24
-140.2%
0.4%
Q2 24
-193.0%
2.4%
Q1 24
-250.0%
2.9%
Capex Intensity
ADCT
ADCT
ONTF
ONTF
Q4 25
0.0%
3.3%
Q3 25
0.0%
1.1%
Q2 25
0.0%
1.4%
Q1 25
1.5%
4.2%
Q4 24
0.5%
1.5%
Q3 24
1.2%
0.4%
Q2 24
0.2%
1.3%
Q1 24
3.0%
2.8%

Financial Flow Comparison

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

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