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Side-by-side financial comparison of NL INDUSTRIES INC (NL) and Ostin Technology Group Co., Ltd. (OST). Click either name above to swap in a different company.

NL INDUSTRIES INC is the larger business by last-quarter revenue ($37.7M vs $20.8M, roughly 1.8× Ostin Technology Group Co., Ltd.). Ostin Technology Group Co., Ltd. runs the higher net margin — -24.8% vs -82.2%, a 57.3% gap on every dollar of revenue. On growth, Ostin Technology Group Co., Ltd. posted the faster year-over-year revenue change (39.2% vs -1.9%).

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.

Ostin Technology Group Co., Ltd. is a provider of display and interactive technology solutions. It develops and manufactures touch panels, interactive whiteboards and custom display modules, serving consumer electronics, education and commercial segments across Asia Pacific, North America and European markets.

NL vs OST — Head-to-Head

Bigger by revenue
NL
NL
1.8× larger
NL
$37.7M
$20.8M
OST
Growing faster (revenue YoY)
OST
OST
+41.1% gap
OST
39.2%
-1.9%
NL
Higher net margin
OST
OST
57.3% more per $
OST
-24.8%
-82.2%
NL

Income Statement — Q4 FY2025 vs Q2 FY2025

Metric
NL
NL
OST
OST
Revenue
$37.7M
$20.8M
Net Profit
$-31.0M
$-5.2M
Gross Margin
32.1%
9.1%
Operating Margin
7.6%
-23.4%
Net Margin
-82.2%
-24.8%
Revenue YoY
-1.9%
39.2%
Net Profit YoY
-287.2%
-11.6%
EPS (diluted)
$-0.63
$-2.98

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
OST
OST
Q4 25
$37.7M
Q3 25
$40.0M
Q2 25
$40.4M
Q1 25
$40.3M
$20.8M
Q4 24
$38.4M
Q3 24
$33.7M
Q2 24
$35.9M
Q1 24
$38.0M
$15.0M
Net Profit
NL
NL
OST
OST
Q4 25
$-31.0M
Q3 25
$-7.9M
Q2 25
$355.0K
Q1 25
$667.0K
$-5.2M
Q4 24
$16.5M
Q3 24
$36.0M
Q2 24
$7.8M
Q1 24
$6.8M
$-4.6M
Gross Margin
NL
NL
OST
OST
Q4 25
32.1%
Q3 25
27.6%
Q2 25
31.9%
Q1 25
30.2%
9.1%
Q4 24
28.8%
Q3 24
28.1%
Q2 24
31.1%
Q1 24
25.5%
5.9%
Operating Margin
NL
NL
OST
OST
Q4 25
7.6%
Q3 25
4.6%
Q2 25
6.9%
Q1 25
7.8%
-23.4%
Q4 24
87.7%
Q3 24
6.0%
Q2 24
2.2%
Q1 24
3.6%
-25.3%
Net Margin
NL
NL
OST
OST
Q4 25
-82.2%
Q3 25
-19.7%
Q2 25
0.9%
Q1 25
1.7%
-24.8%
Q4 24
43.1%
Q3 24
107.0%
Q2 24
21.8%
Q1 24
18.0%
-31.0%
EPS (diluted)
NL
NL
OST
OST
Q4 25
$-0.63
Q3 25
$-0.16
Q2 25
$0.01
Q1 25
$0.01
$-2.98
Q4 24
$0.34
Q3 24
$0.74
Q2 24
$0.16
Q1 24
$0.14
$-0.29

Balance Sheet & Financial Strength

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

Metric
NL
NL
OST
OST
Cash + ST InvestmentsLiquidity on hand
$110.6M
$1.7M
Total DebtLower is stronger
Stockholders' EquityBook value
$358.8M
$2.7M
Total Assets
$464.2M
$52.6M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
NL
NL
OST
OST
Q4 25
$110.6M
Q3 25
$101.9M
Q2 25
$111.5M
Q1 25
$110.0M
$1.7M
Q4 24
$163.2M
Q3 24
$146.0M
Q2 24
$179.4M
Q1 24
$167.9M
$1.7M
Stockholders' Equity
NL
NL
OST
OST
Q4 25
$358.8M
Q3 25
$375.4M
Q2 25
$397.6M
Q1 25
$397.6M
$2.7M
Q4 24
$396.9M
Q3 24
$386.0M
Q2 24
$373.1M
Q1 24
$368.1M
$10.3M
Total Assets
NL
NL
OST
OST
Q4 25
$464.2M
Q3 25
$500.2M
Q2 25
$523.7M
Q1 25
$520.0M
$52.6M
Q4 24
$578.3M
Q3 24
$585.6M
Q2 24
$580.0M
Q1 24
$568.8M
$51.4M

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
OST
OST
Operating Cash FlowLast quarter
$-4.2M
Free Cash FlowOCF − Capex
$-4.7M
FCF MarginFCF / Revenue
-12.6%
Capex IntensityCapex / Revenue
1.6%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-40.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
NL
NL
OST
OST
Q4 25
$-4.2M
Q3 25
$7.9M
Q2 25
$7.3M
Q1 25
$-47.5M
Q4 24
$9.0M
Q3 24
$-5.7M
Q2 24
$15.5M
Q1 24
$6.7M
$-3.9M
Free Cash Flow
NL
NL
OST
OST
Q4 25
$-4.7M
Q3 25
$7.0M
Q2 25
$5.9M
Q1 25
$-48.3M
Q4 24
$8.7M
Q3 24
$-6.1M
Q2 24
$15.1M
Q1 24
$6.4M
$-4.5M
FCF Margin
NL
NL
OST
OST
Q4 25
-12.6%
Q3 25
17.4%
Q2 25
14.7%
Q1 25
-119.9%
Q4 24
22.8%
Q3 24
-18.3%
Q2 24
42.1%
Q1 24
17.0%
-30.1%
Capex Intensity
NL
NL
OST
OST
Q4 25
1.6%
Q3 25
2.5%
Q2 25
3.3%
Q1 25
2.0%
Q4 24
0.6%
Q3 24
1.4%
Q2 24
1.2%
Q1 24
0.8%
4.1%
Cash Conversion
NL
NL
OST
OST
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%

OST
OST

Segment breakdown not available.

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