SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 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 27, 2000 KEYSPAN CORPORATION (Exact Name of Registrant as Specified in Its Charter) New York (State or Other Jurisdiction of Incorporation) 1-14161 11-3431358 (Commission File Number) (IRS Employer Identification No.) 175 East Old Country Road, Hicksville, New York 11801 One MetroTech Center, Brooklyn, New York 11201 (Address of Principal Executive Offices) (Zip Code) (516) 755-6650 (Hicksville) (718) 403-1000 (Brooklyn) (Registrant's Telephone Number, Including Area Code) N/A (Former Name or Former Address, if Changed Since Last Report) 1 Item 5. Other Events. ----- ------ On March 24, 2000, KeySpan Corporation d/b/a KeySpan Energy ("the Company") issued a press release concerning, among other things, its anticipated earnings for the first quarter of 2000. The Company's press release is attached hereto as Exhibit 99.1 and is incorporated herein by reference. On March 27, 2000, the Company announced that it has made an investment in MyHomeKey.com, a personalized, Internet-based home management system. For additional information concerning this transaction, please refer to the Company's press release, attached hereto as Exhibit 99.2, which is incorporated herein by reference. Item 7. Financial Statements, Pro Forma Financial Information and Exhibits. --------- ----------- --- ----- --------- ----------- --- -------- (c) Exhibits (1) Press Release of the Company dated March 24, 2000. (2) Press Release of the Company dated March 27, 2000. 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. KEYSPAN CORPORATION Dated: March 27, 2000 By: /s/ Robert R. Wieczorek ------------------------- Name: Robert R. Wieczorek Title: Vice President, Secretary and Treasurer 3 INDEX TO EXHIBITS ----------------- Exhibit No. Exhibit Page ----------- ------- ----- 99.1 Press Release, dated March 24, 2000 5 99.2 Press Release, dated March 27, 2000 7 4