As of June 02, 2026, the three largest insider holders of MPTI are Mario J Gabelli (TenPercentOwner, 198.00K shares), Mario J Gabelli (TenPercentOwner, 171.20K shares), Mario J Gabelli (TenPercentOwner, 110.17K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Mario J Gabelli | - | 0 | 198,000 | 04 Jan, 2024 |
| Marc Gabelli | - | 0 | 68,321 | 28 Nov, 2023 |
| David M Goldman | - | 2,599 | 0 | 23 Mar, 2026 |
| Michael J Jr Ferrantino | Chief Executive Officer | 19,611 | 0 | 13 Dec, 2023 |
| James William Tivy | Chief Financial Officer | 25,004 | 0 | 20 Nov, 2023 |
| Bel Lazar | - | 6,845 | 0 | 23 Mar, 2026 |
| John S Mega | - | 5,586 | 0 | 23 Mar, 2026 |
| Robert V Jr Lapenta | - | 4,509 | 0 | 23 Mar, 2026 |
| Hendi Susanto | - | 9,154 | 0 | 23 Apr, 2026 |
| Ivan Arteaga | - | 1,115 | 0 | 23 Mar, 2026 |
| Linda M Biles | Executive Vp Finance | 28,682 | 0 | 15 Apr, 2026 |
| Cameron Pforr | Ceo And Cfo | 27,746 | 0 | 23 Apr, 2026 |
| William Arnold Drafts | President | 11,209 | 0 | 23 Dec, 2025 |
| Madonna Educational Foundation Inc. Emg | - | 40,097 | 0 | 12 Jan, 2024 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 07 Apr, 2026 | Cameron Pforr | Common Stock | A | 100 | $59.00 | 27,746 | D | X |
| 14 Apr, 2026 | Hendi Susanto | Common Stock | A | 454 | $59.00 | 8,083 | D | X |
| 07 Apr, 2026 | Cameron Pforr | Common Stock | A | 100 | $59.00 | 27,746 | D | X |
| 20 Apr, 2026 | Hendi Susanto | Common Stock | A | 1,071 | $59.00 | 9,154 | D | X |
| 14 Apr, 2026 | Hendi Susanto | Subscription Rights (right to purchase) | A | 2,274 | $0.00 | 5,355 | D | X |
| 07 Apr, 2026 | Cameron Pforr | Subscription Rights (right to purchase) | A | 500 | $0.00 | 21,500 | D | X |
| 07 Apr, 2026 | Cameron Pforr | Subscription Rights (right to purchase) | A | 500 | $0.00 | 21,500 | D | X |
| 07 Apr, 2026 | Cameron Pforr | Subscription Rights (right to purchase) | A | 21,500 | $0.00 | 0 | D | S |
| 07 Apr, 2026 | Cameron Pforr | Subscription Rights (right to purchase) | A | 21,500 | $0.00 | 0 | D | S |
| 20 Apr, 2026 | Hendi Susanto | Subscription Rights (right to purchase) | A | 5,355 | $0.00 | 0 | D | X |
| 14 Apr, 2026 | Linda M Biles | Common Stock | D | 720 | $0.00 | 28,682 | D | S |
| 14 Apr, 2026 | Linda M Biles | Subscription Rights (right to purchase) | D | 2,700 | $0.00 | 24,643 | D | S |
| 02 Apr, 2026 | Cameron Pforr | Common Stock | A | 5,646 | $0.00 | 27,646 | D | A |
| 02 Apr, 2026 | Cameron Pforr | Common Stock | A | 5,646 | $0.00 | 27,646 | D | A |
| 02 Apr, 2026 | Cameron Pforr | Common Stock | A | 5,646 | $0.00 | 27,646 | D | A |
| 02 Apr, 2026 | Cameron Pforr | Common Stock | A | 5,646 | $0.00 | 27,646 | D | A |
| 19 Mar, 2026 | John S Mega | Common Stock | A | 242 | $0.00 | 5,586 | D | A |
| 19 Mar, 2026 | David M Goldman | Common Stock | A | 242 | $0.00 | 2,599 | D | A |
| 19 Mar, 2026 | John S Mega | Common Stock | A | 242 | $0.00 | 5,586 | D | A |
| 19 Mar, 2026 | John S Mega | Common Stock | A | 242 | $0.00 | 5,586 | D | A |