SIC 3825
Instruments For Meas & Testing of Electricity & Elec Signals
11 companies · 2 with disclosed financials
Total revenue (latest)
$2.70B
Total net income
$652.9M
Avg net margin
24.5%
Median net margin
24.5%
5-year industry trend
Total revenue summed across 9 companies in the most recent fiscal year. Median margin is the cross-sectional median per year.
Largest by revenue
- 1VLTOVeralto Corp
$21.32B cap · 17.9% margin · as of 2026-04-03
$1.42B
revenue
- 2TERTERADYNE, INC
$50.33B cap · 31.1% margin · as of 2026-03-29
$1.28B
revenue
- 3INTTINTEST CORP
$235.5M cap
—
revenue
- 4ITRIITRON, INC.
$3.68B cap
—
revenue
- 5STAIScanTech AI Systems Inc.
—
revenue
- 6MTMVMotomova Inc
$6.8M cap
—
revenue
- 7COHUCOHU INC
$2.20B cap
—
revenue
- 8ALNTALLIENT INC
$1.08B cap
—
revenue
- 9FEIMFREQUENCY ELECTRONICS INC
$669.3M cap
—
revenue
- 10DAIODATA I/O CORP
—
revenue
- 11AEHRAEHR TEST SYSTEMS
$2.99B cap
—
revenue
Insider activity in this industry · last 12 months
Insider buying
$91.9K
Insider selling
$76.5M
Net flow
−$76.4M
Distinct insiders
39
Open-market trades summed across all 2 companies in the industry where insiders bought. Sales counted across all companies regardless. Filed via SEC Form 4.
Recently filed in this industry
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SIC 3829 · 3 cos
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SIC 3827 · 2 cos
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SIC 3845 · 2 cos
Ophthalmic Goods
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About the Instruments For Meas & Testing of Electricity & Elec Signals industry on ActaClear
ActaClear tracks 11 US-listed public companies classified under SEC SIC code 3825 (Instruments For Meas & Testing of Electricity & Elec Signals). Combined latest-period revenue across the sector is $2.70B, with a median net margin of 24.5% per company.
Every name on this page links to a full company dashboard with 5-year SEC financials, live market data, ratios, AI-summarised business description, insider transactions, and institutional ownership. Data is sourced directly from SEC EDGAR XBRL filings and refreshed continuously.