SIC 3812
Search, Detection, Navigation, Guidance, Aeronautical Sys
10 companies · 4 with disclosed financials
Total revenue (latest)
$18.94B
Total net income
$2.02B
Avg net margin
13.9%
Median net margin
11.7%
5-year industry trend
Total revenue summed across 2 companies in the most recent fiscal year. Median margin is the cross-sectional median per year.
Largest by revenue
- 1NOCNORTHROP GRUMMAN CORP /DE/
$78.34B cap · 8.9% margin · as of 2026-03-31
$9.88B
revenue
- 2LHXL3HARRIS TECHNOLOGIES, INC. /DE/
$57.41B cap · 8.9% margin · as of 2026-04-03
$5.74B
revenue
- 3GRMNGARMIN LTD
$45.80B cap · 23.1% margin · as of 2026-03-28
$1.75B
revenue
- 4TDYTELEDYNE TECHNOLOGIES INC
$28.74B cap · 14.5% margin · as of 2026-03-29
$1.56B
revenue
- 5DRSLeonardo DRS, Inc.
$11.98B cap
—
revenue
- 6LUNRIntuitive Machines, Inc.
$5.25B cap
—
revenue
- 7NNNEXTNAV INC.
$3.17B cap
—
revenue
- 8MINDMIND TECHNOLOGY, INC
—
revenue
- 9CODACoda Octopus Group, Inc.
—
revenue
- 10AERGPAPPLIED ENERGETICS, INC.
$482.9M cap
—
revenue
Insider activity in this industry · last 12 months
Insider buying
$4.0M
Insider selling
$260.3M
Net flow
−$256.3M
Distinct insiders
57
Open-market trades summed across all 3 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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About the Search, Detection, Navigation, Guidance, Aeronautical Sys industry on ActaClear
ActaClear tracks 10 US-listed public companies classified under SEC SIC code 3812 (Search, Detection, Navigation, Guidance, Aeronautical Sys). Combined latest-period revenue across the sector is $18.94B, with a median net margin of 11.7% 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.