1 SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K/A- No.1 /X/ Annual Report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 for the fiscal year ended December 31, 1998. / / Transition report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 for the transition period from............... to .............. Commission File Number 1-13699 RAYTHEON COMPANY (Exact Name of Registrant as Specified in its Charter) DELAWARE 95-1778500 (State or Other Jurisdiction of Incorporation or Organization) (I.R.S. Employer Identification No.) 141 SPRING STREET, LEXINGTON, MASSACHUSETTS 02421 (Address of Principal Executive Offices) (Zip Code) Registrant's telephone number, including area code (781) 862-6600 Securities registered pursuant to Section 12(b) of the Act: Title of Each Class Name of Each Exchange on Which Registered Class A Common Stock, $.01 par value New York Stock Exchange Class B Common Stock, $.01 par value Chicago Stock Exchange Series A Junior Participating Preferred Pacific Exchange Stock purchase rights Securities registered pursuant to Section 12(g) of the Act: NONE Indicate by check mark whether the Registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the Registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes .X. No ... Indicate by check mark if disclosure of delinquent filers pursuant to Item 405 of Regulation S-K is not contained herein, and will not be contained, to the best of Registrant's knowledge, in definitive proxy or information statements incorporated by reference in Part III of this Form 10-K or any amendment to this Form 10-K. [ ] 2 The aggregate market value of the voting stock held by non-affiliates of the Registrant, as of February 28, 1999, was approximately $17,823,904,334. For purposes of this disclosure, non-affiliates are deemed to be all persons other than members of the Board of Directors of the Registrant. Number of shares of Common Stock outstanding as of February 28, 1999: 336,184,525, consisting of 101,255,005 shares of Class A Common Stock and 234,929,520 shares of Class B Common Stock. Documents incorporated by reference and made a part of this Form 10-K: Portions of Raytheon's Annual Report Part I, Part II, Part IV to Stockholders for the fiscal year ended December 31, 1998. Portions of the Proxy Statement for Part III Raytheon's 1999 Annual Meeting filed with the Commission within 120 days after the close of Raytheon's fiscal year. The sole purpose of this Form 10-K/A is to file Annual Reports for the Registrant's various savings and investment plans. Pursuant to the requirements of Section 12 of the Securities Exchange Act of 1934, the registrant has caused this amendment to be signed on its behalf by the undersigned, thereunto duly authorized. RAYTHEON COMPANY (REGISTRANT) By: /s/ Thomas D. Hyde Thomas D. Hyde Senior Vice President and General Counsel Date: June 30, 1999