Micro Cap Industrials
Stocks Ranked by
Market Capitalization
Micro Cap Industrials Stocks at a Glance
Industrials companies build and move the physical economy — aerospace and defense, machinery, construction and engineering, and the airlines, railroads, and freight carriers that connect it. Orders track capital spending and trade volumes, making the sector a bellwether for the business cycle, with backlogs offering a window into future demand.
There are 289 micro cap Industrials stocks — companies in the Industrials sector with a market cap under $250M — worth a combined $15.9B.
The largest by market cap are AIRO Group Holdings (AIRO) at $245M, Acme United Corp (ACU) at $242M and Forrester Research (FORR) at $236M.
Among institutional investors, Sidus Space (SIDU) drew the most net new fund positions in Q2 2026: 72 funds opened new positions, taking total fund holders up 52 (85%) quarter-over-quarter.
- Combined market cap: $15.9B across 289 stocks.
- Micro Cap: market cap under $250M.
- Largest constituent: AIRO Group Holdings (AIRO), $245M market cap.
- Most net new fund positions in Q2 2026: Sidus Space (SIDU), +52 holders.
Market caps and prices updated daily; fund activity based on aggregated SEC 13F filings for Q2 2026.