Energy sector suffers broad selloff, as NOV's stock tumble and crude oil decline weighMarket Watch • 03/16/21
CORRECTING and REPLACING NOV Inc. Announces Full Redemption of Its Outstanding 2.60% Senior Notes Due 2022Business Wire • 03/11/21
NOV Inc. Announces Full Redemption of Its Outstanding 2.60% Senior Notes Due 2026Business Wire • 03/10/21
National Oilwell Varco (NOV) Surges 12.1%: Is This an Indication of Further Gains?Zacks Investment Research • 03/08/21
National Oilwell Varco, Inc. (NOV) CEO Clay Williams on Q4 2020 Results - Earnings Call TranscriptSeeking Alpha • 02/05/21
Analysts Estimate National Oilwell Varco (NOV) to Report a Decline in Earnings: What to Look Out forZacks Investment Research • 01/28/21
Why Is National Oilwell Varco (NOV) Up 63% Since Last Earnings Report?Zacks Investment Research • 11/25/20