UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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, par value $.01 per share NOV New York Stock Exchange FORM 10-Q (Mark one) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED MARCH 31, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXC ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark one) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE YEAR ENDED DECEMBER 31, 2018 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number 1-12317 NATIONAL OILWELL VARCO, INC. (Exact name of registrant as specified in its charter) Delaware 76-0475815 (State or other jurisdiction of incorporation or organization)(IRS ...

National Oilwell Varco, Inc. (NYSE:NOV) Q4 2018 Results Conference Call February 7, 2019 11:00 AM ET Company Participants Loren Singletary - Chief Investor and Industry Relations Officer Clay Williams - Chairman, President and Chief Executive Officer Jose Bayardo - Senior Vice President and Chief Financial Officer Conference Call Participants Marshall Adkins - Raymond James Byron Pope - Tudor Pickering Holt James Wicklund - Credit Suisse Chase Mulvehill - Bank of America Merrill Lynch Jud Bailey - Wells Far ...