Based on data from the past 90 days ending February 19, 2026, Nov's three largest insider shareholders are Chairman And President And Ceo Clay C Williams (1.61Mn shares), Chairman And President And And Ceo Jose A Bayardo (599.63K shares), Officer Kirk M. Shelton (262.68K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Clay C Williams | Chairman And President And Ceo | 1,608,855 | 24 Feb, 2025 |
| Jose A Bayardo | Chairman And President And And Ceo | 599,626 | 09 Feb, 2026 |
| Kirk M. Shelton | Nan | 262,683 | 28 Feb, 2023 |
| Craig L. Weinstock | Sr. Vp. & Gen. Counsel | 232,013 | 09 Feb, 2026 |
| Isaac H. Joseph | Nan | 220,829 | 28 Feb, 2023 |
| Joseph W Rovig | President Energy Equipment | 219,164 | 09 Feb, 2026 |
| Ben A Guill | 163,840 | 22 May, 2025 | |
| Rodney C. Reed | Senior Vp And Cfo | 143,913 | 09 Feb, 2026 |
| David D Harrison | 126,900 | 22 May, 2025 | |
| Greg L Armstrong | 111,143 | 22 May, 2025 | |
| Marcela E Donadio | 97,425 | 22 May, 2025 | |
| Scott B. Livingston | Nan | 94,646 | 09 Feb, 2026 |
| William R. Thomas | 91,709 | 22 May, 2025 | |
| Christy Lynn Novak | Vp And Corp. Controller And Cao | 86,702 | 09 Feb, 2026 |
| Christian S Kendall | 85,949 | 24 Nov, 2025 | |
| Eric L Mattson | 70,835 | 22 May, 2025 | |
| James T Hackett | 70,616 | 03 Jan, 2023 | |
| Robert S. Welborn | 45,972 | 22 May, 2025 | |
| Melody B Meyer | 43,402 | 26 May, 2022 | |
| Patricia Martinez | 25,499 | 22 May, 2025 | |
| Patricia B Melcher | 25,499 | 22 May, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 06 Feb, 2026 | Jose A Bayardo | Common Stock | D | 5,241 | $18.91 | 599,626 | D | F |
| 06 Feb, 2026 | Joseph W Rovig | Common Stock | D | 2,201 | $18.91 | 219,164 | D | F |
| 06 Feb, 2026 | Craig L. Weinstock | Common Stock | D | 3,182 | $18.91 | 232,013 | D | F |
| 06 Feb, 2026 | Christy Lynn Novak | Common Stock | D | 4,773 | $18.91 | 86,702 | D | F |
| 06 Feb, 2026 | Scott B. Livingston | Common Stock | D | 1,738 | $18.91 | 94,646 | D | F |
| 06 Feb, 2026 | Rodney C. Reed | Common Stock | D | 2,527 | $18.91 | 143,913 | D | F |
| 24 Nov, 2025 | Joseph W Rovig | Common Stock | D | 40,000 | $14.75 | 221,365 | D | D |
| 24 Nov, 2025 | Craig L. Weinstock | Common Stock | D | 39,179 | $15.03 | 235,195 | D | D |
| 24 Nov, 2025 | Christy Lynn Novak | Common Stock | D | 450 | $15.04 | 0 | I | D |
| 24 Nov, 2025 | Christy Lynn Novak | Common Stock | D | 21,435 | $14.75 | 91,475 | D | D |
| 24 Nov, 2025 | Christy Lynn Novak | - | - | 0 | I | |||
| 21 Nov, 2025 | Christian S Kendall | Common Stock | A | 20,000 | $14.36 | 35,949 | D | P |
| 21 Nov, 2025 | Christian S Kendall | Common Stock | A | 50,000 | $14.50 | 85,949 | D | P |
| 21 Nov, 2025 | Christian S Kendall | - | - | 85,949 | D | |||
| 21 Nov, 2025 | Christian S Kendall | - | - | 35,949 | D | |||
| 20 May, 2025 | Greg L Armstrong | Common Stock | A | 6,869 | $0.00 | 111,143 | D | C |
| 20 May, 2025 | David D Harrison | Common Stock | A | 15,949 | $0.00 | 126,900 | D | A |
| 20 May, 2025 | Ben A Guill | Common Stock | A | 15,949 | $0.00 | 163,840 | D | A |
| 20 May, 2025 | Eric L Mattson | Common Stock | A | 2,685 | $0.00 | 70,835 | D | C |
| 20 May, 2025 | Patricia B Melcher | Common Stock | A | 15,949 | $0.00 | 25,499 | D | A |