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 (Date of earliest event reported): February 18, 2025     FLOWSERVE CORPORATION (Exact Name of Registrant as Specified in its Charter)       New York   1-13179   31-0267900 (State or Other Jurisdiction of Incorporation)   (Commission File Number)   (IRS Employer Identification No.)   5215 N. O’Connor Blvd. , Suite 700 , Irving , Texas   75039 (Address of Principal Executive Offices)   (Zip Code) (972) 443-6500 (Registrant’s telephone number, including area code) N/A (Former Name or Former Address, if Changed Since Last Report)     Securities registered pursuant to Section 12(b) of the Act:   Title of each class   Trading Symbol(s)   Name of each exchange on which registered Common Stock, $1.25 Par Value   FLS   New York Stock Exchange 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 ( see General Instruction A.2. below):   ☐ 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)) Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2). 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 February 18, 2025, Flowserve Corporation, a New York corporation (the “Company”), issued a press release announcing financial results for the fourth quarter and full year ended December 31, 2024. A copy of this press release is attached as Exhibit 99.1 and incorporated herein by reference. The information in this Item 2.02 of Form 8-K and in Exhibit 99.1 attached hereto is furnished and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, unless specifically identified therein as being incorporated therein by reference. Item 7.01 Regulation FD Disclosure. On February 19, 2025, the Company will make a presentation about its financial and operating results for the fourth quarter of 2024, as noted in the press release described in Item 2.02 above. The Company has posted the presentation on its website at http://www.flowserve.com under the “Investors” section. The information in this Item 7.01 of Form 8-K and in Exhibit 99.1 attached hereto is furnished and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, unless specifically identified therein as being incorporated therein by reference. Item 9.01 Financial Statements and Exhibits. (d)  Exhibits.   Exhibit No.    Description 99.1    Press Release, dated February 18, 2025. 104    Cover Page Interactive Data File (embedded within the Inline XBRL Document). SIGNATURES 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.       FLOWSERVE CORPORATION Dated: February 18, 2025     By:   /s/ Amy B. Schwetz       Amy B. Schwetz       Senior Vice President, Chief Financial Officer