Gentex — Apr 25, 2025 release

Second quarter 2025 and calendar years 2025 and 2026 forecasted light vehicle production volumes from S&P Global Mobility are shown below: Light Vehicle Production (per S&P Global Mobility mid-April light vehicle production forecast) (in Millions) Region Q2 2025 Q2 2024 % Change Calendar Year 2026 Calendar Year 2025 Calendar Year 2024 2026 vs 2025 % Change 2025 vs 2024 % Change North America 3.67  4.10  (10) % 14.50  14.01  15.45  3  % (9) % Europe 4.29  4.49  (4) % 16.72  16.64  17.17  —  % (3) % Japan and Korea 2.91  3.02  (4) % 11.19  11.76  11.98  (5) % (2) % China 7.31  6.99  5  % 30.61  30.50  30.09  —  % 1  % Total Light Vehicle Production 18.18  18.60  (2) % 73.02  72.91  74.69  —  % (2) % Based on the current light vehicle production forecast and actual results for the first three months of 2025, as well as the pro-active decision of the Company to halt production and sales of product intended for the China market until customer agreements can be reached, the Company is making Exhibit 99.1 certain changes to its previously provided guidance for calendar year 2025 as shown in the table below. 2025 Annual Guidance - (excluding VOXX Merger) As of January 31, 2025 As of April 25, 2025 Revenue - Primary Markets $2.40 - $2.45 billion $2.10 - $2.2 billion Revenue - China Included above $50 - $120 million Gross Margin 33.5% - 34.5% 33% - 34% Operating Expenses ( excluding severance) $310 - $320 million $300 - $310 million Tax Rate 15% - 17% 15% - 17% Capital Expenditures $125 - $150 million $100 - $125 million Depreciation & Amortization $85 - $90 million $85 - $90 million The Company's revenue guidance has been updated based on the current tariff environment and provides additional detail regarding revenue from the Company's primary markets, while separately identifying revenue from the China market. This additional detail regarding the Company’s revenue is included for the time being to allow investors to better understand the Company's exposure in the China market due to the impact that tariffs are expected to have on this market. Additionally, as noted, the revenue estimates above do not include any revenue from the recently completed merger with VOXX. At this time, the Company is withdrawing revenue guidance for calendar year 2026 due to the significant uncertainty surrounding the China market as a result of the impact of incremental tariffs on Company exports to China; the economic impact of import and export tariffs on the Company's primary markets; and work being done to fi