UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the Quarter Ended September 30, 1999 Commission File No. 1-14501 PENNZOIL-QUAKER STATE COMPANY (Exact name of registrant as specified in its charter) Delaware 76-0200625 (State or other jurisdiction of (I.R.S. Employer incorporation or organization) Identification No.) Pennzoil Place, P.O. Box 2967 Houston, Texas 77252-2967 (Address of principal executive offices) EXHIBIT PENNZOIL-QUAKER STATE COMPANY AND SUBSIDIARIES INDEX TO EXHIBITS Exhibit No. - ----------- 12 Computation of Ratio of Earnings to Fixed Charges for the nine months ended September 30, 1999 and 1998. 27 Financial Data Schedule