Over the 90-day window ending February 10, 2026, Oneok's three dominant insider ownership positions are held by Oke Chairman Of The Board John William Gibson (999.12K shares), Evp & Chief Admin. Officer Robert F Martinovich (277.79K shares), Officer Sheridan C Swords (233.09K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| John William Gibson | Oke Chairman Of The Board | 999,116 | 27 May, 2022 |
| Robert F Martinovich | Evp & Chief Admin. Officer | 277,787 | 23 Feb, 2022 |
| Sheridan C Swords | Nan | 233,094 | 17 Jun, 2025 |
| Kevin L Burdick | Nan | 167,313 | 17 Jun, 2025 |
| Walter S Iii Hulse | Nan | 164,700 | 17 Jun, 2025 |
| Charles M Kelley | Nan | 132,277 | 25 Feb, 2025 |
| Pierce Norton | Nan | 117,712 | 17 Jun, 2025 |
| Stephen Brent Allen | Senior Vp General Counsel And | 80,399 | 22 Feb, 2023 |
| Julie H Edwards | 66,785 | 28 May, 2025 | |
| Scott D Schingen | See Remarks | 56,830 | 12 Nov, 2024 |
| Mark W Helderman | 35,665 | 28 May, 2025 | |
| Steven J Malcolm | 34,119 | 26 May, 2023 | |
| Randall J Larson | 29,548 | 24 May, 2024 | |
| Eduardo A Rodriguez | 28,496 | 28 May, 2025 | |
| Mary M Spears | Nan | 26,967 | 17 Jun, 2025 |
| Brian L Derksen | 21,200 | 05 Nov, 2025 | |
| James R Hoskin | Nan | 8,074 | 03 Jan, 2025 |
| Randy N Lentz | Nan | 5,139 | 03 Feb, 2026 |
| Janet L. Hogan | Senior Vice President Hr | 4,779 | 14 Sep, 2023 |
| Wayne Thomas Smith | 2,700 | 01 Mar, 2024 | |
| Mark A Mccollum | 727 | 27 Jan, 2026 | |
| Precious W Owodunni | 727 | 27 Jan, 2026 | |
| Lyndon C Taylor | Nan | 347 | 17 Jun, 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 |
|---|---|---|---|---|---|---|---|---|
| 30 Jan, 2026 | Randy N Lentz | Common Stock, par value $0.01 | A | 6,557 | $79.19 | 6,825 | D | M |
| 30 Jan, 2026 | Randy N Lentz | Common Stock, par value $0.01 | D | 1,686 | $79.19 | 5,139 | D | F |
| 23 Jan, 2026 | Mark A Mccollum | Common Stock, par value $0.01 | A | 727 | $78.00 | 727 | D | A |
| 23 Jan, 2026 | Precious W Owodunni | Common Stock, par value $0.01 | A | 727 | $78.00 | 727 | D | A |
| 03 Nov, 2025 | Brian L Derksen | Common Stock, par value $0.01 | A | 2,500 | $66.00 | 21,200 | D | P |
| 03 Nov, 2025 | Brian L Derksen | - | - | 21,200 | D | |||
| 13 Jun, 2025 | Pierce Norton | Common Stock, par value $0.01 | A | 14 | $83.75 | 117,719 | D | A |
| 13 Jun, 2025 | Pierce Norton | Common Stock, par value $0.01 | D | 7 | $83.75 | 117,712 | D | F |
| 13 Jun, 2025 | Lyndon C Taylor | Common Stock, par value $0.01 | A | 14 | $83.75 | 354 | D | A |
| 13 Jun, 2025 | Lyndon C Taylor | Common Stock, par value $0.01 | D | 7 | $83.75 | 347 | D | F |
| 13 Jun, 2025 | Lyndon C Taylor | - | - | 347 | D | |||
| 13 Jun, 2025 | Walter S Iii Hulse | Common Stock, par value $0.01 | A | 14 | $83.75 | 164,707 | D | A |
| 13 Jun, 2025 | Walter S Iii Hulse | Common Stock, par value $0.01 | D | 7 | $83.75 | 164,700 | D | F |
| 13 Jun, 2025 | Walter S Iii Hulse | - | - | 164,707 | D | |||
| 13 Jun, 2025 | Kevin L Burdick | Common Stock, par value $0.01 | A | 14 | $83.75 | 167,320 | D | A |
| 13 Jun, 2025 | Kevin L Burdick | Common Stock, par value $0.01 | D | 7 | $83.75 | 167,313 | D | F |
| 13 Jun, 2025 | Sheridan C Swords | Common Stock, par value $0.01 | D | 7 | $83.75 | 233,094 | D | F |
| 13 Jun, 2025 | Sheridan C Swords | Common Stock, par value $0.01 | A | 14 | $83.75 | 233,101 | D | A |
| 13 Jun, 2025 | Mary M Spears | Common Stock, par value $0.01 | D | 7 | $83.75 | 26,967 | D | F |
| 13 Jun, 2025 | Mary M Spears | Common Stock, par value $0.01 | A | 14 | $83.75 | 26,974 | D | A |