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

Neuronetics, Inc. is the larger business by last-quarter revenue ($41.8M vs $37.7M, roughly 1.1× NL INDUSTRIES INC). Neuronetics, Inc. runs the higher net margin — -17.2% vs -82.2%, a 64.9% gap on every dollar of revenue. On growth, Neuronetics, Inc. posted the faster year-over-year revenue change (85.7% vs -1.9%). Neuronetics, Inc. produced more free cash flow last quarter ($692.0K vs $-4.7M). Over the past eight quarters, Neuronetics, Inc.'s revenue compounded faster (54.9% CAGR vs -0.4%).

NL Industries, formerly known as the National Lead Company, is a lead smelting company currently based in Houston, Texas. National Lead was one of the 12 original stocks included in the Dow Jones Industrial Average at the time of its creation on May 26, 1896.

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. 

NL vs STIM — Head-to-Head

Bigger by revenue
STIM
STIM
1.1× larger
STIM
$41.8M
$37.7M
NL
Growing faster (revenue YoY)
STIM
STIM
+87.6% gap
STIM
85.7%
-1.9%
NL
Higher net margin
STIM
STIM
64.9% more per $
STIM
-17.2%
-82.2%
NL
More free cash flow
STIM
STIM
$5.4M more FCF
STIM
$692.0K
$-4.7M
NL
Faster 2-yr revenue CAGR
STIM
STIM
Annualised
STIM
54.9%
-0.4%
NL

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
NL
NL
STIM
STIM
Revenue
$37.7M
$41.8M
Net Profit
$-31.0M
$-7.2M
Gross Margin
32.1%
52.0%
Operating Margin
7.6%
-12.1%
Net Margin
-82.2%
-17.2%
Revenue YoY
-1.9%
85.7%
Net Profit YoY
-287.2%
43.2%
EPS (diluted)
$-0.63
$-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
NL
NL
STIM
STIM
Q4 25
$37.7M
$41.8M
Q3 25
$40.0M
$37.3M
Q2 25
$40.4M
$38.1M
Q1 25
$40.3M
$32.0M
Q4 24
$38.4M
$22.5M
Q3 24
$33.7M
$18.5M
Q2 24
$35.9M
$16.4M
Q1 24
$38.0M
$17.4M
Net Profit
NL
NL
STIM
STIM
Q4 25
$-31.0M
$-7.2M
Q3 25
$-7.9M
$-9.0M
Q2 25
$355.0K
$-10.1M
Q1 25
$667.0K
$-12.7M
Q4 24
$16.5M
$-12.7M
Q3 24
$36.0M
$-13.3M
Q2 24
$7.8M
$-9.8M
Q1 24
$6.8M
$-7.9M
Gross Margin
NL
NL
STIM
STIM
Q4 25
32.1%
52.0%
Q3 25
27.6%
45.9%
Q2 25
31.9%
46.6%
Q1 25
30.2%
49.2%
Q4 24
28.8%
66.2%
Q3 24
28.1%
75.6%
Q2 24
31.1%
74.0%
Q1 24
25.5%
75.1%
Operating Margin
NL
NL
STIM
STIM
Q4 25
7.6%
-12.1%
Q3 25
4.6%
-19.6%
Q2 25
6.9%
-21.1%
Q1 25
7.8%
-34.4%
Q4 24
87.7%
-51.0%
Q3 24
6.0%
-41.7%
Q2 24
2.2%
-51.7%
Q1 24
3.6%
-39.4%
Net Margin
NL
NL
STIM
STIM
Q4 25
-82.2%
-17.2%
Q3 25
-19.7%
-24.3%
Q2 25
0.9%
-26.6%
Q1 25
1.7%
-39.6%
Q4 24
43.1%
-56.4%
Q3 24
107.0%
-72.0%
Q2 24
21.8%
-59.8%
Q1 24
18.0%
-45.2%
EPS (diluted)
NL
NL
STIM
STIM
Q4 25
$-0.63
$-0.10
Q3 25
$-0.16
$-0.13
Q2 25
$0.01
$-0.15
Q1 25
$0.01
$-0.21
Q4 24
$0.34
$-0.34
Q3 24
$0.74
$-0.44
Q2 24
$0.16
$-0.33
Q1 24
$0.14
$-0.27

Balance Sheet & Financial Strength

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

Metric
NL
NL
STIM
STIM
Cash + ST InvestmentsLiquidity on hand
$110.6M
$28.1M
Total DebtLower is stronger
$65.8M
Stockholders' EquityBook value
$358.8M
$22.4M
Total Assets
$464.2M
$141.6M
Debt / EquityLower = less leverage
2.94×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
NL
NL
STIM
STIM
Q4 25
$110.6M
$28.1M
Q3 25
$101.9M
$28.0M
Q2 25
$111.5M
$11.0M
Q1 25
$110.0M
$20.2M
Q4 24
$163.2M
$18.5M
Q3 24
$146.0M
$20.9M
Q2 24
$179.4M
$42.6M
Q1 24
$167.9M
$47.7M
Total Debt
NL
NL
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
NL
NL
STIM
STIM
Q4 25
$358.8M
$22.4M
Q3 25
$375.4M
$27.4M
Q2 25
$397.6M
$27.1M
Q1 25
$397.6M
$35.5M
Q4 24
$396.9M
$27.7M
Q3 24
$386.0M
$9.4M
Q2 24
$373.1M
$19.4M
Q1 24
$368.1M
$27.7M
Total Assets
NL
NL
STIM
STIM
Q4 25
$464.2M
$141.6M
Q3 25
$500.2M
$145.5M
Q2 25
$523.7M
$134.7M
Q1 25
$520.0M
$142.0M
Q4 24
$578.3M
$140.9M
Q3 24
$585.6M
Q2 24
$580.0M
$96.8M
Q1 24
$568.8M
$103.8M
Debt / Equity
NL
NL
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
NL
NL
STIM
STIM
Operating Cash FlowLast quarter
$-4.2M
$908.0K
Free Cash FlowOCF − Capex
$-4.7M
$692.0K
FCF MarginFCF / Revenue
-12.6%
1.7%
Capex IntensityCapex / Revenue
1.6%
0.5%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-40.1M
$-21.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
NL
NL
STIM
STIM
Q4 25
$-4.2M
$908.0K
Q3 25
$7.9M
$-785.0K
Q2 25
$7.3M
$-3.5M
Q1 25
$-47.5M
$-17.0M
Q4 24
$9.0M
$-8.6M
Q3 24
$-5.7M
$-5.4M
Q2 24
$15.5M
$-5.0M
Q1 24
$6.7M
$-12.0M
Free Cash Flow
NL
NL
STIM
STIM
Q4 25
$-4.7M
$692.0K
Q3 25
$7.0M
$-899.0K
Q2 25
$5.9M
$-3.8M
Q1 25
$-48.3M
$-17.2M
Q4 24
$8.7M
$-8.7M
Q3 24
$-6.1M
$-5.8M
Q2 24
$15.1M
$-5.6M
Q1 24
$6.4M
$-12.4M
FCF Margin
NL
NL
STIM
STIM
Q4 25
-12.6%
1.7%
Q3 25
17.4%
-2.4%
Q2 25
14.7%
-9.9%
Q1 25
-119.9%
-53.8%
Q4 24
22.8%
-38.6%
Q3 24
-18.3%
-31.3%
Q2 24
42.1%
-34.0%
Q1 24
17.0%
-71.1%
Capex Intensity
NL
NL
STIM
STIM
Q4 25
1.6%
0.5%
Q3 25
2.5%
0.3%
Q2 25
3.3%
0.7%
Q1 25
2.0%
0.7%
Q4 24
0.6%
0.4%
Q3 24
1.4%
2.1%
Q2 24
1.2%
3.7%
Q1 24
0.8%
2.2%
Cash Conversion
NL
NL
STIM
STIM
Q4 25
Q3 25
Q2 25
20.53×
Q1 25
-71.18×
Q4 24
0.54×
Q3 24
-0.16×
Q2 24
1.98×
Q1 24
0.99×

Financial Flow Comparison

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

Revenue Breakdown by Segment

NL
NL

Security Products$29.5M78%
Marine Components$8.2M22%

STIM
STIM

Segment breakdown not available.

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