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

TSS, Inc. is the larger business by last-quarter revenue ($60.9M vs $41.8M, roughly 1.5× Neuronetics, Inc.). TSS, Inc. runs the higher net margin — 20.0% vs -17.2%, a 37.2% gap on every dollar of revenue. On growth, Neuronetics, Inc. posted the faster year-over-year revenue change (85.7% vs 21.8%). TSS, Inc. produced more free cash flow last quarter ($15.8M vs $692.0K). Over the past eight quarters, TSS, Inc.'s revenue compounded faster (95.8% CAGR vs 54.9%).

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. 

STIM vs TSSI — Head-to-Head

Bigger by revenue
TSSI
TSSI
1.5× larger
TSSI
$60.9M
$41.8M
STIM
Growing faster (revenue YoY)
STIM
STIM
+64.0% gap
STIM
85.7%
21.8%
TSSI
Higher net margin
TSSI
TSSI
37.2% more per $
TSSI
20.0%
-17.2%
STIM
More free cash flow
TSSI
TSSI
$15.1M more FCF
TSSI
$15.8M
$692.0K
STIM
Faster 2-yr revenue CAGR
TSSI
TSSI
Annualised
TSSI
95.8%
54.9%
STIM

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
STIM
STIM
TSSI
TSSI
Revenue
$41.8M
$60.9M
Net Profit
$-7.2M
$12.2M
Gross Margin
52.0%
17.6%
Operating Margin
-12.1%
1.5%
Net Margin
-17.2%
20.0%
Revenue YoY
85.7%
21.8%
Net Profit YoY
43.2%
535.7%
EPS (diluted)
$-0.10
$0.44

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
STIM
STIM
TSSI
TSSI
Q4 25
$41.8M
$60.9M
Q3 25
$37.3M
$41.9M
Q2 25
$38.1M
$44.0M
Q1 25
$32.0M
$99.0M
Q4 24
$22.5M
$50.0M
Q3 24
$18.5M
$70.1M
Q2 24
$16.4M
$12.2M
Q1 24
$17.4M
$15.9M
Net Profit
STIM
STIM
TSSI
TSSI
Q4 25
$-7.2M
$12.2M
Q3 25
$-9.0M
$-1.5M
Q2 25
$-10.1M
$1.5M
Q1 25
$-12.7M
$3.0M
Q4 24
$-12.7M
$1.9M
Q3 24
$-13.3M
$2.6M
Q2 24
$-9.8M
$1.4M
Q1 24
$-7.9M
$15.0K
Gross Margin
STIM
STIM
TSSI
TSSI
Q4 25
52.0%
17.6%
Q3 25
45.9%
11.1%
Q2 25
46.6%
17.8%
Q1 25
49.2%
9.3%
Q4 24
66.2%
14.4%
Q3 24
75.6%
11.3%
Q2 24
74.0%
37.3%
Q1 24
75.1%
17.1%
Operating Margin
STIM
STIM
TSSI
TSSI
Q4 25
-12.1%
1.5%
Q3 25
-19.6%
-2.2%
Q2 25
-21.1%
5.1%
Q1 25
-34.4%
4.2%
Q4 24
-51.0%
0.0%
Q3 24
-41.7%
5.4%
Q2 24
-51.7%
14.0%
Q1 24
-39.4%
1.6%
Net Margin
STIM
STIM
TSSI
TSSI
Q4 25
-17.2%
20.0%
Q3 25
-24.3%
-3.6%
Q2 25
-26.6%
3.4%
Q1 25
-39.6%
3.0%
Q4 24
-56.4%
3.8%
Q3 24
-72.0%
3.8%
Q2 24
-59.8%
11.5%
Q1 24
-45.2%
0.1%
EPS (diluted)
STIM
STIM
TSSI
TSSI
Q4 25
$-0.10
$0.44
Q3 25
$-0.13
$-0.06
Q2 25
$-0.15
$0.06
Q1 25
$-0.21
$0.12
Q4 24
$-0.34
$0.08
Q3 24
$-0.44
$0.10
Q2 24
$-0.33
$0.06
Q1 24
$-0.27
$0.00

Balance Sheet & Financial Strength

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

Metric
STIM
STIM
TSSI
TSSI
Cash + ST InvestmentsLiquidity on hand
$28.1M
$85.5M
Total DebtLower is stronger
$65.8M
Stockholders' EquityBook value
$22.4M
$76.6M
Total Assets
$141.6M
$184.9M
Debt / EquityLower = less leverage
2.94×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
STIM
STIM
TSSI
TSSI
Q4 25
$28.1M
$85.5M
Q3 25
$28.0M
$70.7M
Q2 25
$11.0M
Q1 25
$20.2M
Q4 24
$18.5M
$23.2M
Q3 24
$20.9M
$46.4M
Q2 24
$42.6M
$8.3M
Q1 24
$47.7M
$14.4M
Total Debt
STIM
STIM
TSSI
TSSI
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
STIM
STIM
TSSI
TSSI
Q4 25
$22.4M
$76.6M
Q3 25
$27.4M
$63.4M
Q2 25
$27.1M
$9.5M
Q1 25
$35.5M
$9.4M
Q4 24
$27.7M
$7.1M
Q3 24
$9.4M
$7.7M
Q2 24
$19.4M
$5.2M
Q1 24
$27.7M
$3.7M
Total Assets
STIM
STIM
TSSI
TSSI
Q4 25
$141.6M
$184.9M
Q3 25
$145.5M
$165.4M
Q2 25
$134.7M
$139.5M
Q1 25
$142.0M
$113.5M
Q4 24
$140.9M
$96.6M
Q3 24
$67.3M
Q2 24
$96.8M
$28.9M
Q1 24
$103.8M
$26.8M
Debt / Equity
STIM
STIM
TSSI
TSSI
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
STIM
STIM
TSSI
TSSI
Operating Cash FlowLast quarter
$908.0K
$16.3M
Free Cash FlowOCF − Capex
$692.0K
$15.8M
FCF MarginFCF / Revenue
1.7%
25.9%
Capex IntensityCapex / Revenue
0.5%
0.9%
Cash ConversionOCF / Net Profit
1.34×
TTM Free Cash FlowTrailing 4 quarters
$-21.2M
$2.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
STIM
STIM
TSSI
TSSI
Q4 25
$908.0K
$16.3M
Q3 25
$-785.0K
$-18.4M
Q2 25
$-3.5M
$16.3M
Q1 25
$-17.0M
$20.6M
Q4 24
$-8.6M
$-21.6M
Q3 24
$-5.4M
$38.6M
Q2 24
$-5.0M
$-4.3M
Q1 24
$-12.0M
$2.6M
Free Cash Flow
STIM
STIM
TSSI
TSSI
Q4 25
$692.0K
$15.8M
Q3 25
$-899.0K
$-24.9M
Q2 25
$-3.8M
$5.4M
Q1 25
$-17.2M
$5.8M
Q4 24
$-8.7M
$-28.4M
Q3 24
$-5.8M
$38.6M
Q2 24
$-5.6M
$-6.0M
Q1 24
$-12.4M
$2.6M
FCF Margin
STIM
STIM
TSSI
TSSI
Q4 25
1.7%
25.9%
Q3 25
-2.4%
-59.3%
Q2 25
-9.9%
12.3%
Q1 25
-53.8%
5.8%
Q4 24
-38.6%
-56.7%
Q3 24
-31.3%
55.1%
Q2 24
-34.0%
-49.4%
Q1 24
-71.1%
16.4%
Capex Intensity
STIM
STIM
TSSI
TSSI
Q4 25
0.5%
0.9%
Q3 25
0.3%
15.3%
Q2 25
0.7%
24.8%
Q1 25
0.7%
15.0%
Q4 24
0.4%
13.4%
Q3 24
2.1%
0.1%
Q2 24
3.7%
13.8%
Q1 24
2.2%
0.2%
Cash Conversion
STIM
STIM
TSSI
TSSI
Q4 25
1.34×
Q3 25
Q2 25
11.02×
Q1 25
6.93×
Q4 24
-11.32×
Q3 24
14.60×
Q2 24
-3.09×
Q1 24
176.40×

Financial Flow Comparison

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

Revenue Breakdown by Segment

STIM
STIM

Segment breakdown not available.

TSSI
TSSI

Procurement Revenues Segment$43.2M71%
System Integration Services Segment$14.2M23%
Facilities Segment$3.5M6%

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