Exhibit 99.1 (Furnished herewith) News Release Contact: Jen Hartmann Director, Public Relations HartmannJenniferA@JohnDeere.com Deere Reports Third Quarter Net Income of 1.289 Billion MOLINE, Illinois (August 14, 2025) — Deere & Company reported net income of 1.289 billion for the third quarter ended July 27, 2025, or $4.75 per share, compared with net income of$1.734 billion, or $6.29 per share, for the quarter ended July 28, 2024. For the first nine months of the year, net income attributable to Deere ...