Micro Cap
Software - Infrastructure
Stocks Ranked by
Market Capitalization
Micro Cap Software - Infrastructure Stocks at a Glance
Infrastructure software companies provide the platforms applications run on — operating systems, cloud services, security, and networking software. Deep integration into customer operations makes the revenue base among the stickiest in technology, with cloud consumption driving growth.
There are 67 micro cap Software - Infrastructure stocks — companies in the Software - Infrastructure industry with a market cap under $250M — worth a combined $3.83B.
The largest by market cap are Arqit Quantum (ARQQ) at $244M, Gorilla Technology Group (GRRR) at $214M and Z Squared Inc (ZSQR) at $214M.
Among institutional investors, Swarmer Inc (SWMR) drew the most net new fund positions in Q2 2026: 53 funds opened new positions, taking total fund holders up 39 (118%) quarter-over-quarter.
- Combined market cap: $3.83B across 67 stocks.
- Micro Cap: market cap under $250M.
- Largest constituent: Arqit Quantum (ARQQ), $244M market cap.
- Most net new fund positions in Q2 2026: Swarmer Inc (SWMR), +39 holders.
Market caps and prices updated daily; fund activity based on aggregated SEC 13F filings for Q2 2026.