As of May 04, 2026, the three largest insider holders of MPX are Inc Lor (TenPercentOwner, 19.14Mn shares), Richard A Hubbell (Executive Chairman Of Board, 1.32Mn shares), Richard A Hubbell (Executive Chairman Of Board, 1.32Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Inc Lor | - | 19,138,233 | 0 | 16 Aug, 2022 |
| Richard A Hubbell | Executive Chairman Of Board | 1,321,465 | 0 | 29 Jan, 2026 |
| Richard A Hubbell | Executive Chairman Of Board | 1,316,299 | 0 | 30 Jan, 2026 |
| Ben M Palmer | President And Ceo | 603,096 | 0 | 30 Jan, 2026 |
| Ben M Palmer | President And Ceo | 529,892 | 0 | 27 Jan, 2026 |
| Ben M Palmer | President And Ceo | 473,052 | 0 | 24 Jan, 2025 |
| Pam R Rollins | - | 126,542 | 0 | 30 Apr, 2024 |
| Amy Rollins Kreisler | - | 90,058 | 0 | 29 Apr, 2025 |
| Michael Schmit | Cfo And Corporate Secretary | 78,238 | 0 | 30 Jan, 2026 |
| Timothy Curtis Rollins | - | 67,835 | 0 | 29 Apr, 2025 |
| Michael Schmit | Cfo And Corporate Secretary | 57,002 | 0 | 27 Jan, 2026 |
| Susan R. Bell | - | 18,409 | 0 | 28 Apr, 2025 |
| Patrick J. Gunning | - | 17,909 | 0 | 28 Apr, 2025 |
| John F Wilson | - | 16,909 | 0 | 28 Apr, 2025 |
| Stephen E Lewis | - | 5,801 | 0 | 28 Apr, 2025 |
| Gary A Kolstad | - | 4,651 | 0 | 05 Aug, 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 |
|---|---|---|---|---|---|---|---|---|
| 28 Jan, 2026 | Michael Schmit | Common Stock $.10 Par Value | D | 2,619 | $9.44 | 78,238 | D | F |
| 28 Jan, 2026 | Ben M Palmer | Common Stock $.10 Par Value | D | 8,958 | $9.44 | 603,096 | D | F |
| 28 Jan, 2026 | Richard A Hubbell | Common Stock $.10 Par Value | D | 5,166 | $9.44 | 1,316,299 | D | F |
| 27 Jan, 2026 | Richard A Hubbell | Common Stock, $.10 Par Value | A | 44,000 | - | 1,321,465 | D | A |
| 27 Jan, 2026 | Michael Schmit | Common Stock $.10 Par Value | A | 24,900 | - | 80,857 | D | A |
| 27 Jan, 2026 | Ben M Palmer | Common Stock $.10 Par Value | A | 85,300 | - | 612,054 | D | A |
| 26 Jan, 2026 | Michael Schmit | Common Stock $.10 Par Value | D | 1,045 | $9.25 | 55,957 | D | F |
| 26 Jan, 2026 | Richard A Hubbell | Common Stock, $.10 Par Value | D | 2,613 | $9.25 | 1,277,465 | D | F |
| 26 Jan, 2026 | Ben M Palmer | Common Stock $.10 Par Value | D | 3,138 | $9.25 | 526,754 | D | F |
| 23 Jan, 2026 | Richard A Hubbell | Common Stock, $.10 Par Value | D | 5,378 | $9.63 | 1,280,078 | D | F |
| 23 Jan, 2026 | Ben M Palmer | Common Stock, $. 10 Par Value | D | 8,643 | $9.63 | 529,892 | D | F |
| 23 Jan, 2026 | Michael Schmit | Common Stock, $.10 Par Value | D | 3,112 | $9.63 | 57,002 | D | F |
| 01 Aug, 2025 | Gary A Kolstad | Common Stock, $.10 Par Value | A | 4,651 | - | 4,651 | D | A |
| 25 Apr, 2025 | Timothy Curtis Rollins | Common Stock, $.10 Par Value | A | 5,801 | $0.00 | 67,835 | D | A |
| 25 Apr, 2025 | Amy Rollins Kreisler | Common Stock, $.10 Par Value | A | 5,801 | $0.00 | 90,058 | D | A |
| 25 Apr, 2025 | Patrick J. Gunning | Common Stock, $.10 Par Value | A | 5,801 | - | 17,909 | D | A |
| 25 Apr, 2025 | John F Wilson | Common Stock, $.10 Par Value | A | 5,801 | - | 16,909 | D | A |
| 25 Apr, 2025 | Susan R. Bell | Common Stock, $.10 Par Value | A | 5,801 | - | 18,409 | D | A |
| 25 Apr, 2025 | Stephen E Lewis | Common Stock, $.10 Par Value | A | 5,801 | - | 5,801 | D | A |
| 28 Jan, 2025 | Richard A Hubbell | Common Stock, $.10 Par Value | A | 42,720 | - | 1,286,423 | D | A |