SEC Form 4 · Updated Daily
NOV
— NOV INC. OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| WILLIAMS CLAY C | Officer | 1,608,855 | 2025-02-23 | F |
| Bayardo Jose A | Director | 745,678 | 2026-03-20 | F |
| MILLER MERRILL A JR | Director | 460,704 | 2014-02-25 | F |
| Rovig Joseph W | Officer | 266,830 | 2026-02-23 | F |
| Shelton Kirk M. | Officer | 262,683 | 2023-02-25 | F |
| Weinstock Craig L. | Officer | 253,757 | 2026-02-23 | F |
| Joseph Isaac H. | Officer | 220,829 | 2023-02-25 | F |
| Reed Rodney C. | Officer | 165,797 | 2026-03-20 | F |
| GUILL BEN A | Director | 163,840 | 2025-05-20 | A |
| HARRISON DAVID D | Director | 126,763 | 2026-07-31 | S |
| Livingston Scott B. | Officer | 118,213 | 2026-02-23 | F |
| ARMSTRONG GREG L | Director | 111,143 | 2025-05-20 | C |
| Donadio Marcela E | Director | 106,882 | 2026-05-20 | A |
| Novak Christy Lynn | Officer | 102,561 | 2026-03-20 | F |
| Thomas William R. | Director | 101,166 | 2026-05-20 | A |
| Duff Scott K. | Officer | 99,019 | 2021-02-27 | F |
| Kendall Christian S | Director | 95,406 | 2026-05-20 | A |
| MATTSON ERIC L | Director | 70,835 | 2025-05-20 | C |
| HACKETT JAMES T | Director | 70,616 | 2022-12-31 | A |
| Welborn Robert S. | Director | 55,429 | 2026-05-20 | A |
| JARVIS ROGER L | Director | 53,051 | 2016-05-18 | A |
| RETTIG DWIGHT W | Officer | 48,978 | 2014-02-25 | F |
| BEAUCHAMP ROBERT E | Director | 48,864 | 2015-05-13 | A |
| SMISEK JEFFREY A | Director | 45,804 | 2015-05-13 | A |
| MEYER MELODY B | Director | 43,402 | 2022-05-24 | A |
| SMITH HAYNES B | Officer | 40,762 | 2007-12-13 | G |
| REESE MARK A | Officer | 35,100 | 2013-03-21 | D |
| MELCHER PATRICIA B | Director | 34,956 | 2026-05-20 | A |
| Martinez Patricia | Director | 34,956 | 2026-05-20 | A |
| BLANCHARD ROBERT W | Officer | 29,722 | 2014-02-25 | F |
| THIGPEN JEREMY D | Director · Officer | 25,334 | 2015-03-19 | F |
| NEVEU KEVIN A | Officer | 21,250 | 2007-06-14 | M |
| Chowbey Sanjay | Officer | 9,457 | 2026-05-20 | A |
| WOODS JAMES D | Director | 6,116 | 2006-01-26 | M |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-07-31 | HARRISON DAVID D | Open-market sale | 9,594 | $19.21 | 126,763 |
| 2026-05-20 | MELCHER PATRICIA B | Grant / award | 9,457 | $0.00 | 34,956 |
| 2026-05-20 | Kendall Christian S | Grant / award | 9,457 | $0.00 | 95,406 |
| 2026-05-20 | HARRISON DAVID D | Grant / award | 9,457 | $0.00 | 136,357 |
| 2026-05-20 | Thomas William R. | Grant / award | 9,457 | $0.00 | 101,166 |
| 2026-05-20 | Welborn Robert S. | Grant / award | 9,457 | $0.00 | 55,429 |
| 2026-05-20 | Martinez Patricia | Grant / award | 9,457 | $0.00 | 34,956 |
| 2026-05-20 | Chowbey Sanjay | Grant / award | 9,457 | $0.00 | 9,457 |
| 2026-05-20 | Donadio Marcela E | Grant / award | 9,457 | $0.00 | 106,882 |
| 2026-03-20 | Reed Rodney C. | Tax withholding | 4,995 | $18.68 | 165,797 |
| 2026-03-20 | Novak Christy Lynn | Tax withholding | 869 | $18.68 | 102,561 |
| 2026-03-20 | Bayardo Jose A | Tax withholding | 4,995 | $18.68 | 745,678 |
| 2026-02-23 | Rovig Joseph W | Option exercise (derivative) | 79,086 | $0.00 | 0 |
| 2026-02-23 | Rovig Joseph W | Open-market sale | 151,086 | $20.17 | 269,694 |
| 2026-02-23 | Rovig Joseph W | Option exercise | 72,000 | $16.73 | 420,780 |
| 2026-02-23 | Rovig Joseph W | Option exercise | 79,086 | $15.00 | 348,780 |
| 2026-02-23 | Weinstock Craig L. | Option exercise (derivative) | 30,000 | $0.00 | 21,178 |
| 2026-02-23 | Weinstock Craig L. | Option exercise (derivative) | 20,000 | $0.00 | 51,178 |
| 2026-02-23 | Weinstock Craig L. | Open-market sale | 9,505 | $19.95 | 256,319 |
| 2026-02-23 | Weinstock Craig L. | Open-market sale | 10,495 | $19.94 | 265,824 |
| 2026-02-23 | Weinstock Craig L. | Open-market sale | 30,000 | $20.00 | 276,319 |
| 2026-02-23 | Weinstock Craig L. | Open-market sale | 20,000 | $20.32 | 306,319 |
| 2026-02-23 | Weinstock Craig L. | Option exercise | 30,000 | $15.00 | 326,319 |
| 2026-02-23 | Weinstock Craig L. | Option exercise | 20,000 | $15.00 | 296,319 |
| 2026-02-23 | Livingston Scott B. | Tax withholding | 1,259 | $20.28 | 118,213 |
| 2026-02-23 | Rovig Joseph W | Tax withholding | 2,864 | $20.28 | 266,830 |
| 2026-02-23 | Bayardo Jose A | Tax withholding | 4,220 | $20.28 | 750,673 |
| 2026-02-23 | Novak Christy Lynn | Tax withholding | 3,843 | $20.28 | 103,430 |
| 2026-02-23 | Reed Rodney C. | Tax withholding | 2,035 | $20.28 | 170,792 |
| 2026-02-23 | Weinstock Craig L. | Tax withholding | 2,562 | $20.28 | 253,757 |
| 2026-02-19 | Weinstock Craig L. | Tax withholding | 5,838 | $20.24 | 276,319 |
| 2026-02-19 | Bayardo Jose A | Tax withholding | 9,615 | $20.24 | 754,893 |
| 2026-02-19 | Livingston Scott B. | Tax withholding | 3,188 | $20.24 | 119,472 |
| 2026-02-19 | Rovig Joseph W | Tax withholding | 6,525 | $20.24 | 269,694 |
| 2026-02-19 | Novak Christy Lynn | Tax withholding | 6,568 | $20.24 | 107,273 |
| 2026-02-19 | Reed Rodney C. | Tax withholding | 3,477 | $20.24 | 172,827 |
| 2026-02-18 | Bayardo Jose A | Tax withholding | 21,779 | $19.99 | 764,508 |
| 2026-02-18 | Bayardo Jose A | Grant / award | 55,345 | $0.00 | 786,287 |
| 2026-02-18 | Bayardo Jose A | Grant / award | 131,316 | $0.00 | 730,942 |
| 2026-02-18 | Rovig Joseph W | Tax withholding | 13,767 | $19.99 | 276,219 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.