Astronics vs. Heico: Which Aerospace Services Stock Offers More Upside?

Core Insights - Rising air passenger traffic and an expanding global fleet are driving demand for aerospace service stocks like Astronics Corporation (ATRO) and HEICO Corporation (HEI) [1][2] - Increased defense budgets due to geopolitical tensions are boosting demand for advanced avionics and electronics supplied by these companies [1] Company Overview - Astronics specializes in advanced technologies in electrical power, lighting, connectivity, and cabin electronics for both commercial and military clients [3] - HEICO is one of the largest independent aerospace parts manufacturers globally, supplying jet engines and aircraft components [3] Financial Stability & Growth Drivers - Astronics ended June 2025 with cash and cash equivalents of $13 million and long-term debt of $159 million, indicating solid liquidity to meet capital expenditure targets of $40-$50 million in 2025 [5] - HEICO's cash and cash equivalents totaled $0.26 billion as of July 31, 2025, with long-term debt of $2.44 billion, providing flexibility for its acquisition strategy [6] - Both companies are experiencing sales growth due to rising global air passenger traffic, with Astronics reporting a 3.3% year-over-year increase in sales in Q2 2025 and HEICO's Flight Support Group achieving 18% sales growth in Q3 2025 [7] - Military sales for Astronics rose 11% year-over-year in Q2 2025, while HEICO's Electronic Technologies Group saw a 7% organic sales increase in Q3 2025 [8] Stock Performance & Valuation - Astronics outperformed HEICO with a stock increase of 111.9% over the past year compared to HEICO's 20.5% [10] - ATRO trades at a lower forward P/E of 21.55X versus HEI's 61.87X, indicating a more attractive valuation [10][18] - Astronics has a lower long-term debt-to-capital ratio of 36.97 compared to HEICO's 40.62, suggesting less leverage [19] - Return on Equity (ROE) for Astronics is 22.89%, higher than HEICO's 16.29%, indicating better efficiency in generating profits [21] Conclusion - The aerospace services industry is expected to benefit from rising global air traffic, fleet expansion, and increased defense spending [22] - Astronics presents a more compelling investment option due to its attractive valuation metrics, better ROE, and lower leverage compared to HEICO [22]