Results of Operations · Reg FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ​ ​ ​ ​ FORM  8-K ​ CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of Report: May 15, 2025 (Date of earliest event reported) DEERE & COMPANY (Exact name of registrant as specified in its charter) ​ ​ ​ ​ ​ Delaware ​ 1-4121 ​ 36-2382580 (State or other jurisdiction of incorporation) ​ (Commission File Number) ​ (IRS Employer Identification No.) One John Deere Place Moline ,  Illinois 61265 (Address of principal executive offices and zip code) ( 309 ) 765-8000 (Registrant’s telephone number, including area code) ___________________________________________________ (Former name or former address, if changed since last report.) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) SECURITIES REGISTERED PURSUANT TO SECTION 12(b) OF THE ACT: ​ ​ ​ ​ ​ Title of each class ​ Trading symbol ​ Name of each exchange on which registered Common stock, $1 par value ​ DE ​ New York Stock Exchange 6.55% Debentures Due 2028 ​ DE28 ​ New York Stock Exchange ​ Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐ ​ ​ ​ ​ Item 2.02 Results of Operations and Financial Condition ​ On Thursday, May 15, 2025, Deere & Company (the “Company”) issued a press release announcing its results of operations for the second quarter of fiscal 2025. A copy of the press release is furnished herewith as Exhibit 99.1 and is incorporated herein by reference. ​ Item 7.01 Regulation FD ​ On Thursday, May 15, 2025, the Company made available a presentation providing a review of its second quarter of fiscal 2025 in connection with its investor earnings call. A copy of the presentation is furnished herewith as Exhibit 99.2 and is incorporated herein by reference. ​ Item 9.01 Financial Statements and Exhibits (d) Exhibits ​ ​ Number Description of Exhibit 99.1 Press Release and Supplemental Financial Information (Furnished herewith) 99.2 Second Quarter 2025 Earnings Conference Call Information (Furnished herewith) 104 Cover Page Interactive Data File (the cover page XBRL tags are imbedded in the Inline XBRL document) ​ ​ ​ 2 Signature Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. ​ ​ ​ ​ DEERE & COMPANY ​ ​ ​ ​ ​ ​ By: /s/ Edward R. Berk ​ ​ Edward R. Berk ​ ​ Corporate Secretary ​ ​ ​ ​ ​ ​ Dated: May 15, 2025 ​ ​ ​ ​ ​ 3