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):  March 5, 2019 SPX CORPORATION (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 1-6948 (Commission File Number) 38-1016240 (IRS Employer Identification No.) 13320-A Ballantyne Corporate Place Charlotte, North Carolina 28277 (Address of principal executive offices) (Zip Code) Registrant’s telephone number, including area code  (980) 474-3700 NOT APPLICABLE (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 obligation of the registrant under any of the following provisions: o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) o 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 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. o 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. o Item 7.01.              Regulation FD Disclosure. SPX Corporation (the “Company”) will meet with various investors beginning March 5, 2019 using the presentation materials furnished as Exhibit 99.1 hereto and which are incorporated herein by reference. The Company will also host an analyst and investor event on March 5, 2019 in New York City, NY, which event will be webcast and presentation materials available on the company’s website at Investor Relations—Webcasts and Presentations. The information contained in this report and in Exhibit 99.1 shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such a filing. Item 9.01.              Financial Statements and Exhibits. (d)           Exhibits. Exhibit Number Description 99.1 Road Show Presentation dated March 2019 2 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. SPX CORPORATION (Registrant) Date: March 5, 2019 By: /s/ Scott W. Sproule Scott W. Sproule Vice President, Chief Financial Officer and Treasurer 3