Astronics Corporation Investor Presentation — August 2021

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Astronics Corporation • 130 Commerce Way • East Aurora, NY • 14052-2164

For more information, contact:

Company: Investor Relations:

David C. Burney, Chief Financial Officer Deborah K. Pawlowski, Kei Advisors LLC

Phone: (716) 805-1599, ext. 159 Phone: (716) 843-3908

Email: david.burney@astronics.com Email: dpawlowski@keiadvisors.com

FOR IMMEDIATE RELEASE

Astronics Corporation Reports

2021 Second Quarter Financial Results

•Sales for the quarter were $111.2 million

•Net loss was $8.1 million

•Adjusted EBITDA* was $0.4 million

•Bookings for the quarter continued sequential improvement to $126.3 million ;

Achieved book-to-bill ratio of 1.14

•Aerospace segment book-to-bill of 1.32 for the quarter

•Backlog increased 5% sequentially to $312.7 million

*Adjusted EBITDA is a Non-GAAP Performance Measure. Please see the attached table for a reconciliation of adjusted

EBITDA to GAAP net income .

EAST AURORA, NY, August 6, 2021 – Astronics Corporation (Nasdaq: ATRO) (“Astronics” or the

“Company”), a leading supplier of advanced technologies and products to the global aerospace,

defense and other mission critical industries, today reported financial results for the three and six

months ended July 3, 2021 .

Peter J. Gundermann, the Company’s President and CEO, commented, “Our second quarter was

one of slow but steady progress. Our core aerospace markets strengthened as vaccinations took