vs

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

SOUNDHOUND AI, INC. is the larger business by last-quarter revenue ($55.1M vs $41.8M, roughly 1.3× Neuronetics, Inc.). SOUNDHOUND AI, INC. runs the higher net margin — 72.8% vs -17.2%, a 90.0% gap on every dollar of revenue. On growth, Neuronetics, Inc. posted the faster year-over-year revenue change (85.7% vs 59.4%). Neuronetics, Inc. produced more free cash flow last quarter ($692.0K vs $-22.3M). Over the past eight quarters, SOUNDHOUND AI, INC.'s revenue compounded faster (117.9% CAGR vs 54.9%).

SoundHound AI, Inc. is an American music and speech recognition company based in Santa Clara, California. It was originally founded as Melodis in 2005 before rebranding to SoundHound Inc. in 2010, and SoundHound AI in 2022.

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. 

SOUN vs STIM — Head-to-Head

Bigger by revenue
SOUN
SOUN
1.3× larger
SOUN
$55.1M
$41.8M
STIM
Growing faster (revenue YoY)
STIM
STIM
+26.3% gap
STIM
85.7%
59.4%
SOUN
Higher net margin
SOUN
SOUN
90.0% more per $
SOUN
72.8%
-17.2%
STIM
More free cash flow
STIM
STIM
$23.0M more FCF
STIM
$692.0K
$-22.3M
SOUN
Faster 2-yr revenue CAGR
SOUN
SOUN
Annualised
SOUN
117.9%
54.9%
STIM

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
SOUN
SOUN
STIM
STIM
Revenue
$55.1M
$41.8M
Net Profit
$40.1M
$-7.2M
Gross Margin
47.9%
52.0%
Operating Margin
77.3%
-12.1%
Net Margin
72.8%
-17.2%
Revenue YoY
59.4%
85.7%
Net Profit YoY
115.5%
43.2%
EPS (diluted)
$-0.13
$-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
SOUN
SOUN
STIM
STIM
Q4 25
$55.1M
$41.8M
Q3 25
$42.0M
$37.3M
Q2 25
$42.7M
$38.1M
Q1 25
$29.1M
$32.0M
Q4 24
$34.5M
$22.5M
Q3 24
$25.1M
$18.5M
Q2 24
$13.5M
$16.4M
Q1 24
$11.6M
$17.4M
Net Profit
SOUN
SOUN
STIM
STIM
Q4 25
$40.1M
$-7.2M
Q3 25
$-109.3M
$-9.0M
Q2 25
$-74.7M
$-10.1M
Q1 25
$129.9M
$-12.7M
Q4 24
$-258.6M
$-12.7M
Q3 24
$-21.8M
$-13.3M
Q2 24
$-37.3M
$-9.8M
Q1 24
$-33.0M
$-7.9M
Gross Margin
SOUN
SOUN
STIM
STIM
Q4 25
47.9%
52.0%
Q3 25
42.6%
45.9%
Q2 25
39.0%
46.6%
Q1 25
36.5%
49.2%
Q4 24
39.9%
66.2%
Q3 24
48.6%
75.6%
Q2 24
63.0%
74.0%
Q1 24
59.7%
75.1%
Operating Margin
SOUN
SOUN
STIM
STIM
Q4 25
77.3%
-12.1%
Q3 25
-275.6%
-19.6%
Q2 25
-182.9%
-21.1%
Q1 25
-34.4%
Q4 24
-744.2%
-51.0%
Q3 24
-134.6%
-41.7%
Q2 24
-163.3%
-51.7%
Q1 24
-246.1%
-39.4%
Net Margin
SOUN
SOUN
STIM
STIM
Q4 25
72.8%
-17.2%
Q3 25
-259.9%
-24.3%
Q2 25
-175.1%
-26.6%
Q1 25
446.1%
-39.6%
Q4 24
-748.6%
-56.4%
Q3 24
-86.7%
-72.0%
Q2 24
-277.2%
-59.8%
Q1 24
-284.7%
-45.2%
EPS (diluted)
SOUN
SOUN
STIM
STIM
Q4 25
$-0.13
$-0.10
Q3 25
$-0.27
$-0.13
Q2 25
$-0.19
$-0.15
Q1 25
$0.31
$-0.21
Q4 24
$-0.75
$-0.34
Q3 24
$-0.06
$-0.44
Q2 24
$-0.11
$-0.33
Q1 24
$-0.12
$-0.27

Balance Sheet & Financial Strength

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

Metric
SOUN
SOUN
STIM
STIM
Cash + ST InvestmentsLiquidity on hand
$248.5M
$28.1M
Total DebtLower is stronger
$65.8M
Stockholders' EquityBook value
$463.8M
$22.4M
Total Assets
$688.2M
$141.6M
Debt / EquityLower = less leverage
2.94×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
SOUN
SOUN
STIM
STIM
Q4 25
$248.5M
$28.1M
Q3 25
$268.9M
$28.0M
Q2 25
$230.3M
$11.0M
Q1 25
$245.8M
$20.2M
Q4 24
$198.2M
$18.5M
Q3 24
$135.6M
$20.9M
Q2 24
$200.2M
$42.6M
Q1 24
$211.7M
$47.7M
Total Debt
SOUN
SOUN
STIM
STIM
Q4 25
$65.8M
Q3 25
$65.7M
Q2 25
$55.5M
Q1 25
$55.3M
Q4 24
$0
$55.2M
Q3 24
$46.0M
Q2 24
$59.8M
Q1 24
$85.5M
$59.4M
Stockholders' Equity
SOUN
SOUN
STIM
STIM
Q4 25
$463.8M
$22.4M
Q3 25
$399.2M
$27.4M
Q2 25
$359.8M
$27.1M
Q1 25
$397.0M
$35.5M
Q4 24
$182.7M
$27.7M
Q3 24
$296.0M
$9.4M
Q2 24
$223.9M
$19.4M
Q1 24
$155.5M
$27.7M
Total Assets
SOUN
SOUN
STIM
STIM
Q4 25
$688.2M
$141.6M
Q3 25
$702.2M
$145.5M
Q2 25
$579.5M
$134.7M
Q1 25
$587.5M
$142.0M
Q4 24
$554.0M
$140.9M
Q3 24
$499.7M
Q2 24
$266.7M
$96.8M
Q1 24
$287.4M
$103.8M
Debt / Equity
SOUN
SOUN
STIM
STIM
Q4 25
2.94×
Q3 25
2.40×
Q2 25
2.05×
Q1 25
1.56×
Q4 24
0.00×
1.99×
Q3 24
4.90×
Q2 24
3.08×
Q1 24
0.55×
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
SOUN
SOUN
STIM
STIM
Operating Cash FlowLast quarter
$-21.9M
$908.0K
Free Cash FlowOCF − Capex
$-22.3M
$692.0K
FCF MarginFCF / Revenue
-40.4%
1.7%
Capex IntensityCapex / Revenue
0.7%
0.5%
Cash ConversionOCF / Net Profit
-0.55×
TTM Free Cash FlowTrailing 4 quarters
$-99.1M
$-21.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
SOUN
SOUN
STIM
STIM
Q4 25
$-21.9M
$908.0K
Q3 25
$-32.7M
$-785.0K
Q2 25
$-24.5M
$-3.5M
Q1 25
$-19.2M
$-17.0M
Q4 24
$-33.1M
$-8.6M
Q3 24
$-35.3M
$-5.4M
Q2 24
$-18.5M
$-5.0M
Q1 24
$-21.9M
$-12.0M
Free Cash Flow
SOUN
SOUN
STIM
STIM
Q4 25
$-22.3M
$692.0K
Q3 25
$-32.8M
$-899.0K
Q2 25
$-24.7M
$-3.8M
Q1 25
$-19.3M
$-17.2M
Q4 24
$-33.2M
$-8.7M
Q3 24
$-35.5M
$-5.8M
Q2 24
$-18.7M
$-5.6M
Q1 24
$-22.0M
$-12.4M
FCF Margin
SOUN
SOUN
STIM
STIM
Q4 25
-40.4%
1.7%
Q3 25
-78.1%
-2.4%
Q2 25
-57.8%
-9.9%
Q1 25
-66.4%
-53.8%
Q4 24
-96.1%
-38.6%
Q3 24
-141.6%
-31.3%
Q2 24
-139.1%
-34.0%
Q1 24
-190.2%
-71.1%
Capex Intensity
SOUN
SOUN
STIM
STIM
Q4 25
0.7%
0.5%
Q3 25
0.4%
0.3%
Q2 25
0.4%
0.7%
Q1 25
0.6%
0.7%
Q4 24
0.2%
0.4%
Q3 24
0.9%
2.1%
Q2 24
1.8%
3.7%
Q1 24
0.9%
2.2%
Cash Conversion
SOUN
SOUN
STIM
STIM
Q4 25
-0.55×
Q3 25
Q2 25
Q1 25
-0.15×
Q4 24
Q3 24
Q2 24
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

SOUN
SOUN

Hosted Services$37.7M68%
Licensing$12.6M23%
Professional Service$4.6M8%

STIM
STIM

Segment breakdown not available.

Related Comparisons