Based on data from the past 90 days ending February 19, 2026, Magnolia Oil & Gas's three largest insider shareholders are Chairman And Ceo And President Stephen I Chazen (7.05Mn shares), Director John B Walker (2.71Mn shares), Director Ltd. Enervest, (2.10Mn shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Stephen I Chazen | Chairman And Ceo And President | 7,045,971 | 05 Aug, 2021 |
| John B Walker | 2,714,888 | 09 May, 2024 | |
| Ltd. Enervest, | 2,099,403 | 25 Sep, 2024 | |
| Christopher G Stavros | Ceo & Chairman | 1,046,409 | 09 Feb, 2026 |
| Timothy D. Yang | Evp General Counsel & Sec | 691,817 | 09 Feb, 2026 |
| Steve Millican | Svp Operations | 328,820 | 05 Mar, 2024 |
| Brian Corales | Svp & Chief Financial Officer | 233,094 | 09 Feb, 2026 |
| Arcilia Acosta | 147,415 | 02 Dec, 2025 | |
| Dan F Smith | 137,204 | 09 May, 2025 | |
| Edward P Djerejian | 128,425 | 09 May, 2025 | |
| Angela M Busch | 94,161 | 05 Mar, 2024 | |
| Valerie Chase | Vp And Cao & Controller | 92,888 | 04 Aug, 2021 |
| James R Larson | 90,975 | 09 May, 2025 | |
| Shandell Szabo | 26,035 | 09 May, 2025 | |
| David M. Khani | 16,302 | 09 May, 2025 | |
| Ralph Lewis Ropp | 14,687 | 12 Nov, 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 |
|---|---|---|---|---|---|---|---|---|
| 05 Feb, 2026 | Christopher G Stavros | Class A Common Stock | D | 54,301 | $23.98 | 925,306 | D | D |
| 05 Feb, 2026 | Christopher G Stavros | Class A Common Stock | A | 108,603 | - | 1,000,975 | D | M |
| 05 Feb, 2026 | Christopher G Stavros | Class A Common Stock | A | 121,103 | $0.00 | 1,046,409 | D | A |
| 05 Feb, 2026 | Christopher G Stavros | Class A Common Stock | D | 21,368 | $26.21 | 979,607 | D | F |
| 05 Feb, 2026 | Timothy D. Yang | Class A Common Stock | D | 24,766 | $23.98 | 649,695 | D | D |
| 05 Feb, 2026 | Timothy D. Yang | Class A Common Stock | A | 49,532 | - | 684,207 | D | M |
| 05 Feb, 2026 | Timothy D. Yang | Class A Common Stock | A | 42,122 | $0.00 | 691,817 | D | A |
| 05 Feb, 2026 | Timothy D. Yang | Class A Common Stock | D | 9,746 | $26.21 | 674,461 | D | F |
| 05 Feb, 2026 | Brian Corales | Class A Common Stock | A | 31,708 | - | 215,171 | D | M |
| 05 Feb, 2026 | Brian Corales | Class A Common Stock | D | 15,854 | $23.98 | 193,078 | D | D |
| 05 Feb, 2026 | Brian Corales | Class A Common Stock | A | 40,016 | $0.00 | 233,094 | D | A |
| 05 Feb, 2026 | Brian Corales | Class A Common Stock | D | 6,239 | $26.21 | 208,932 | D | F |
| 01 Dec, 2025 | Arcilia Acosta | - | - | 147,415 | D | |||
| 01 Dec, 2025 | Arcilia Acosta | Class A Common Stock | A | 76 | $0.00 | 147,415 | D | A |
| 11 Nov, 2025 | Ralph Lewis Ropp | Class A Common Stock | A | 4,500 | $23.10 | 14,687 | D | P |
| 11 Nov, 2025 | Ralph Lewis Ropp | - | - | 14,687 | D | |||
| 02 Sep, 2025 | Arcilia Acosta | Class A Common Stock | A | 71 | $0.00 | 147,339 | D | A |
| 02 Jun, 2025 | Arcilia Acosta | Class A Common Stock | A | 81 | $0.00 | 147,268 | D | A |
| 07 May, 2025 | Edward P Djerejian | Class A Common Stock | A | 7,940 | $0.00 | 128,425 | D | A |
| 07 May, 2025 | Dan F Smith | Class A Common Stock | A | 11,549 | $0.00 | 137,204 | D | A |