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Side-by-side financial comparison of PubMatic, Inc. (PUBM) and Neuronetics, Inc. (STIM). Click either name above to swap in a different company.

PubMatic, Inc. is the larger business by last-quarter revenue ($80.0M vs $41.8M, roughly 1.9× Neuronetics, Inc.). On growth, Neuronetics, Inc. posted the faster year-over-year revenue change (85.7% vs -6.4%). PubMatic, Inc. produced more free cash flow last quarter ($11.3M vs $692.0K). Over the past eight quarters, Neuronetics, Inc.'s revenue compounded faster (54.9% CAGR vs 9.5%).

PubMatic, Inc. develops and implements online advertising software and strategies for the digital publishing and advertising industry. PubMatic's sell-side, real-time programmatic ad transaction advertising software puts publishers of websites, videos, and mobile apps into contact with ad buyers by using automated systems, while allowing users to opt-out of having their personal information collected on internet searches. PubMatic has a number of offices in countries around the world.

Neuronetics is a Malvern, PA based, publicly traded company incorporated in Delaware in April 2003, that develops non-invasive treatments for psychiatric disorders that have shown resistance or lack of improvement using traditional medicine. The treatments are based upon neuromodulation technology. 

PUBM vs STIM — Head-to-Head

Bigger by revenue
PUBM
PUBM
1.9× larger
PUBM
$80.0M
$41.8M
STIM
Growing faster (revenue YoY)
STIM
STIM
+92.1% gap
STIM
85.7%
-6.4%
PUBM
More free cash flow
PUBM
PUBM
$10.6M more FCF
PUBM
$11.3M
$692.0K
STIM
Faster 2-yr revenue CAGR
STIM
STIM
Annualised
STIM
54.9%
9.5%
PUBM

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
PUBM
PUBM
STIM
STIM
Revenue
$80.0M
$41.8M
Net Profit
$-7.2M
Gross Margin
68.2%
52.0%
Operating Margin
10.6%
-12.1%
Net Margin
-17.2%
Revenue YoY
-6.4%
85.7%
Net Profit YoY
43.2%
EPS (diluted)
$0.14
$-0.10

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
PUBM
PUBM
STIM
STIM
Q4 25
$80.0M
$41.8M
Q3 25
$68.0M
$37.3M
Q2 25
$71.1M
$38.1M
Q1 25
$63.8M
$32.0M
Q4 24
$85.5M
$22.5M
Q3 24
$71.8M
$18.5M
Q2 24
$67.3M
$16.4M
Q1 24
$66.7M
$17.4M
Net Profit
PUBM
PUBM
STIM
STIM
Q4 25
$-7.2M
Q3 25
$-6.5M
$-9.0M
Q2 25
$-5.2M
$-10.1M
Q1 25
$-9.5M
$-12.7M
Q4 24
$-12.7M
Q3 24
$-912.0K
$-13.3M
Q2 24
$2.0M
$-9.8M
Q1 24
$-2.5M
$-7.9M
Gross Margin
PUBM
PUBM
STIM
STIM
Q4 25
68.2%
52.0%
Q3 25
62.6%
45.9%
Q2 25
62.6%
46.6%
Q1 25
59.9%
49.2%
Q4 24
70.8%
66.2%
Q3 24
64.5%
75.6%
Q2 24
62.6%
74.0%
Q1 24
61.9%
75.1%
Operating Margin
PUBM
PUBM
STIM
STIM
Q4 25
10.6%
-12.1%
Q3 25
-12.4%
-19.6%
Q2 25
-7.7%
-21.1%
Q1 25
-18.6%
-34.4%
Q4 24
17.3%
-51.0%
Q3 24
-1.9%
-41.7%
Q2 24
-5.9%
-51.7%
Q1 24
-8.3%
-39.4%
Net Margin
PUBM
PUBM
STIM
STIM
Q4 25
-17.2%
Q3 25
-9.5%
-24.3%
Q2 25
-7.3%
-26.6%
Q1 25
-14.9%
-39.6%
Q4 24
-56.4%
Q3 24
-1.3%
-72.0%
Q2 24
2.9%
-59.8%
Q1 24
-3.7%
-45.2%
EPS (diluted)
PUBM
PUBM
STIM
STIM
Q4 25
$0.14
$-0.10
Q3 25
$-0.14
$-0.13
Q2 25
$-0.11
$-0.15
Q1 25
$-0.20
$-0.21
Q4 24
$0.26
$-0.34
Q3 24
$-0.02
$-0.44
Q2 24
$0.04
$-0.33
Q1 24
$-0.05
$-0.27

Balance Sheet & Financial Strength

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

Metric
PUBM
PUBM
STIM
STIM
Cash + ST InvestmentsLiquidity on hand
$145.5M
$28.1M
Total DebtLower is stronger
$65.8M
Stockholders' EquityBook value
$262.6M
$22.4M
Total Assets
$680.2M
$141.6M
Debt / EquityLower = less leverage
2.94×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
PUBM
PUBM
STIM
STIM
Q4 25
$145.5M
$28.1M
Q3 25
$136.5M
$28.0M
Q2 25
$90.5M
$11.0M
Q1 25
$101.8M
$20.2M
Q4 24
$100.5M
$18.5M
Q3 24
$78.9M
$20.9M
Q2 24
$73.5M
$42.6M
Q1 24
$80.2M
$47.7M
Total Debt
PUBM
PUBM
STIM
STIM
Q4 25
$65.8M
Q3 25
$65.7M
Q2 25
$55.5M
Q1 25
$55.3M
Q4 24
$55.2M
Q3 24
$46.0M
Q2 24
$59.8M
Q1 24
$59.4M
Stockholders' Equity
PUBM
PUBM
STIM
STIM
Q4 25
$262.6M
$22.4M
Q3 25
$245.1M
$27.4M
Q2 25
$243.3M
$27.1M
Q1 25
$275.6M
$35.5M
Q4 24
$277.3M
$27.7M
Q3 24
$263.2M
$9.4M
Q2 24
$282.7M
$19.4M
Q1 24
$288.7M
$27.7M
Total Assets
PUBM
PUBM
STIM
STIM
Q4 25
$680.2M
$141.6M
Q3 25
$676.2M
$145.5M
Q2 25
$675.2M
$134.7M
Q1 25
$668.6M
$142.0M
Q4 24
$739.5M
$140.9M
Q3 24
$689.1M
Q2 24
$673.1M
$96.8M
Q1 24
$626.2M
$103.8M
Debt / Equity
PUBM
PUBM
STIM
STIM
Q4 25
2.94×
Q3 25
2.40×
Q2 25
2.05×
Q1 25
1.56×
Q4 24
1.99×
Q3 24
4.90×
Q2 24
3.08×
Q1 24
2.15×

Cash Flow & Capital Efficiency

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

Metric
PUBM
PUBM
STIM
STIM
Operating Cash FlowLast quarter
$18.2M
$908.0K
Free Cash FlowOCF − Capex
$11.3M
$692.0K
FCF MarginFCF / Revenue
14.1%
1.7%
Capex IntensityCapex / Revenue
8.6%
0.5%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$66.7M
$-21.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
PUBM
PUBM
STIM
STIM
Q4 25
$18.2M
$908.0K
Q3 25
$32.4M
$-785.0K
Q2 25
$14.9M
$-3.5M
Q1 25
$15.6M
$-17.0M
Q4 24
$18.0M
$-8.6M
Q3 24
$19.1M
$-5.4M
Q2 24
$11.9M
$-5.0M
Q1 24
$24.3M
$-12.0M
Free Cash Flow
PUBM
PUBM
STIM
STIM
Q4 25
$11.3M
$692.0K
Q3 25
$27.7M
$-899.0K
Q2 25
$13.6M
$-3.8M
Q1 25
$14.2M
$-17.2M
Q4 24
$13.7M
$-8.7M
Q3 24
$7.4M
$-5.8M
Q2 24
$11.2M
$-5.6M
Q1 24
$23.5M
$-12.4M
FCF Margin
PUBM
PUBM
STIM
STIM
Q4 25
14.1%
1.7%
Q3 25
40.8%
-2.4%
Q2 25
19.1%
-9.9%
Q1 25
22.2%
-53.8%
Q4 24
16.1%
-38.6%
Q3 24
10.3%
-31.3%
Q2 24
16.7%
-34.0%
Q1 24
35.2%
-71.1%
Capex Intensity
PUBM
PUBM
STIM
STIM
Q4 25
8.6%
0.5%
Q3 25
6.9%
0.3%
Q2 25
1.9%
0.7%
Q1 25
2.3%
0.7%
Q4 24
5.1%
0.4%
Q3 24
16.3%
2.1%
Q2 24
1.1%
3.7%
Q1 24
1.2%
2.2%
Cash Conversion
PUBM
PUBM
STIM
STIM
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
6.06×
Q1 24

Financial Flow Comparison

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

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