Three small-cap aerospace stocks to add to your 2026 watchlist

Subscribe to enjoy similar stories. India’s aerospace and defence manufacturing ecosystem is entering a decisive phase. Rising defence spending, a sharper focus on indigenization and growing export ambition are creating a longer runway for domestic suppliers.

Large public sector players have already captured investor attention, and their valuations reflect that optimism. The opportunity now lies further down the value chain. A new set of small and mid-sized companies is quietly building capabilities in aerospace electronics, precision manufacturing and complex systems integration.

These businesses may not be headline grabbers, but they sit at critical points in aircraft and platform programmes. They are also seeing improving order visibility and the potential to compound steadily over the years ahead. Here are three such aerospace-focused stocks worth tracking as part of a 2026 watchlist.

Astra Microwave Products operates in the high-precision end of electronics manufacturing. It focuses on radio frequency and microwave systems used in defence, aerospace, and space applications. Over the years, the company has moved steadily up the value chain, expanding from component supply to building complex subsystems and integrated solutions.

A key pillar of Astra’s business is aerospace and space electronics. The company designs and supplies RF and microwave subsystems that are deployed in airborne radars, electronic warfare systems and satellite payloads. It participates across aircraft platforms, space missions and strategic aerospace programmes.

Financially, Astra reported H1 FY26 revenue growth of approximately 7% year-over-year. Operating margins improved to around 20.6% in H1 FY26, up from 18.8% a year ago. The margin