As of April 22, 2026, the three largest insider holders of WTTR are Partners Ii Gp, L.P. Crestview (Director, 13.79Mn shares), Partners Ii Gp, L.P. Crestview (TenPercentOwner, 13.79Mn shares), Partners, Inc. Scf (TenPercentOwner, 5.15Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Partners Ii Gp, L.P. Crestview | - | 0 | 13,790,861 | 09 Apr, 2026 |
| Partners Ii Gp, L.P. Crestview | - | 0 | 13,790,861 | 10 Apr, 2026 |
| Partners, Inc. Scf | - | 0 | 5,154,217 | 14 Dec, 2022 |
| Partners, Inc. Scf | - | 0 | 4,303,626 | 13 Jun, 2023 |
| Partners Ii Gp, L.P. Crestview | - | 0 | 3,899,195 | 10 May, 2022 |
| Partners Ii Gp, L.P. Crestview | - | 0 | 3,899,195 | 10 May, 2022 |
| John Schmitz | President/Ceo | 0 | 2,825,444 | 26 Feb, 2024 |
| John Schmitz | President Ceo | 0 | 1,684,862 | 08 Dec, 2025 |
| John Schmitz | President Ceo | 1,017,034 | 0 | 09 Mar, 2026 |
| John Schmitz | President Ceo | 0 | 539,387 | 25 Feb, 2026 |
| Michael Skarke | Evp Coo | 470,738 | 0 | 09 Mar, 2026 |
| Michael Skarke | Evp Coo | 470,738 | 0 | 09 Mar, 2026 |
| Michael Skarke | Evp Coo | 470,738 | 0 | 09 Mar, 2026 |
| Cody Ortowski | Evp, Business Strategy | 419,087 | 0 | 09 Mar, 2026 |
| Christopher Kile George | Evp Cfo | 341,005 | 0 | 09 Mar, 2026 |
| Nick L Swyka | Cfo Senior Vp | 272,140 | 0 | 29 Feb, 2024 |
| Nick L Swyka | Cfo Senior Vp | 272,140 | 0 | 29 Feb, 2024 |
| Nick L Swyka | Cfo Senior Vp | 272,140 | 0 | 29 Feb, 2024 |
| John Schmitz | President Ceo | 0 | 249,243 | 10 Feb, 2026 |
| Suzanne Colbert | Chief Technology Officer | 200,813 | 0 | 21 Aug, 2023 |
| Paul Pistono | Evp Oilfield Chemicals | 155,658 | 0 | 20 Jan, 2022 |
| Michael James Lyons | Evp, Cso Cto | 144,595 | 0 | 09 Mar, 2026 |
| Brian Szymanski | Chief Accounting Officer | 134,752 | 0 | 09 Mar, 2026 |
| Brian Szymanski | Chief Accounting Officer | 134,752 | 0 | 09 Mar, 2026 |
| Brian Szymanski | Chief Accounting Officer | 134,752 | 0 | 09 Mar, 2026 |
| Adam R. Law | Svp, Gc, Corp. Secretary, Cco | 131,370 | 0 | 15 Nov, 2022 |
| Richard Alan Burnett | - | 127,132 | 0 | 02 May, 2025 |
| Douglas James Wall | - | 122,724 | 0 | 02 May, 2025 |
| Douglas James Wall | - | 122,724 | 0 | 02 May, 2025 |
| Douglas James Wall | - | 122,724 | 0 | 02 May, 2025 |
| Christina M Ibrahim | Svp, Gc, Cco Corp. Sec. | 117,377 | 0 | 06 May, 2025 |
| Troy W Thacker | - | 88,063 | 0 | 09 May, 2024 |
| Troy W Thacker | - | 88,063 | 0 | 09 May, 2024 |
| Gayle Burleson | - | 85,768 | 0 | 05 May, 2025 |
| David A Trice | - | 69,837 | 0 | 10 May, 2022 |
| David A Trice | - | 69,837 | 0 | 10 May, 2022 |
| David A Trice | - | 69,837 | 0 | 10 May, 2022 |
| Luis M Fernandez-Moreno | - | 69,206 | 0 | 02 May, 2025 |
| Robin H Fielder | - | 60,879 | 0 | 02 May, 2025 |
| David C Baldwin | - | 59,787 | 0 | 14 Nov, 2022 |
| Brian Szymanski | Chief Accounting Officer | 54,344 | 0 | 10 Nov, 2021 |
| Brian Szymanski | Chief Accounting Officer | 54,344 | 0 | 10 Nov, 2021 |
| Brian Szymanski | Chief Accounting Officer | 54,344 | 0 | 10 Nov, 2021 |
| Robert Allen Wilson | Svp, General Counsel Cco | 49,690 | 0 | 03 Apr, 2026 |
| Robert Allen Wilson | Svp, General Counsel Cco | 49,690 | 0 | 03 Apr, 2026 |
| Robert Allen Wilson | Svp, General Counsel Cco | 49,690 | 0 | 03 Apr, 2026 |
| Timothy A. Roberts | - | 17,422 | 0 | 02 May, 2025 |
| Bruce E. Cope | - | 17,422 | 0 | 02 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 |
|---|---|---|---|---|---|---|---|---|
| 08 Apr, 2026 | Partners Ii Gp, L.P. Crestview | Class A Common Stock | D | 665,983 | $15.12 | 3,233,212 | I | S |
| 08 Apr, 2026 | Partners Ii Gp, L.P. Crestview | Class A Common Stock | A | 2,430,240 | - | 2,430,240 | I | C |
| 08 Apr, 2026 | Partners Ii Gp, L.P. Crestview | Class B Common Stock | D | 2,430,240 | - | 13,790,861 | I | D |
| 08 Apr, 2026 | Partners Ii Gp, L.P. Crestview | Class A Common Stock | D | 2,430,240 | $15.12 | 0 | I | S |
| 08 Apr, 2026 | Partners Ii Gp, L.P. Crestview | Common LLC Units | D | 2,430,240 | - | 13,790,861 | I | C |
| 08 Apr, 2026 | Partners Ii Gp, L.P. Crestview | Class A Common Stock | D | 665,983 | $15.12 | 3,233,212 | I | S |
| 08 Apr, 2026 | Partners Ii Gp, L.P. Crestview | Class A Common Stock | D | 665,983 | $15.12 | 3,233,212 | I | S |
| 08 Apr, 2026 | Partners Ii Gp, L.P. Crestview | Class A Common Stock | A | 2,430,240 | - | 2,430,240 | I | C |
| 08 Apr, 2026 | Partners Ii Gp, L.P. Crestview | Class A Common Stock | A | 2,430,240 | - | 2,430,240 | I | C |
| 08 Apr, 2026 | Partners Ii Gp, L.P. Crestview | Class B Common Stock | D | 2,430,240 | - | 13,790,861 | I | D |
| 08 Apr, 2026 | Partners Ii Gp, L.P. Crestview | Class B Common Stock | D | 2,430,240 | - | 13,790,861 | I | D |
| 08 Apr, 2026 | Partners Ii Gp, L.P. Crestview | Class A Common Stock | D | 2,430,240 | $15.12 | 0 | I | S |
| 08 Apr, 2026 | Partners Ii Gp, L.P. Crestview | Class A Common Stock | D | 2,430,240 | $15.12 | 0 | I | S |
| 08 Apr, 2026 | Partners Ii Gp, L.P. Crestview | Common LLC Units | D | 2,430,240 | - | 13,790,861 | I | C |
| 08 Apr, 2026 | Partners Ii Gp, L.P. Crestview | Common LLC Units | D | 2,430,240 | - | 13,790,861 | I | C |
| 01 Apr, 2026 | Robert Allen Wilson | Class A Common Stock | A | 24,138 | $0.00 | 24,138 | D | A |
| 01 Apr, 2026 | Robert Allen Wilson | Class A Common Stock | A | 24,138 | $0.00 | 24,138 | D | A |
| 01 Apr, 2026 | Robert Allen Wilson | Class A Common Stock | A | 24,138 | $0.00 | 24,138 | D | A |
| 01 Apr, 2026 | Robert Allen Wilson | Class A Common Stock | A | 25,552 | $0.00 | 49,690 | D | A |
| 01 Apr, 2026 | Robert Allen Wilson | Class A Common Stock | A | 25,552 | $0.00 | 49,690 | D | A |