As of April 28, 2026, the three largest insider holders of MBI are William C Fallon (Ceo President, 2.83Mn shares), Anthony Mckiernan (Evp Chief Financial Officer, 1.32Mn shares), Adam T. Bergonzi (Assistant Vice President, 943.26K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| William C Fallon | Ceo President | 2,826,660 | 0 | 05 Mar, 2026 |
| Anthony Mckiernan | Evp Chief Financial Officer | 1,324,338 | 0 | 06 Mar, 2024 |
| Adam T. Bergonzi | Assistant Vice President | 943,262 | 0 | 05 Mar, 2026 |
| Jonathan C. Harris | General Counsel And Secretary | 654,564 | 0 | 07 Mar, 2023 |
| Christopher H. Young | Assistant Vice President | 651,544 | 0 | 05 Mar, 2026 |
| Daniel M. Avitabile | Assistant Vice President | 650,527 | 0 | 05 Mar, 2026 |
| Daniel M. Avitabile | Assistant Vice President | 635,352 | 0 | 08 Mar, 2023 |
| Joseph R. Schachinger | Evp, Cfo And Treasurer | 248,057 | 0 | 05 Mar, 2026 |
| Richard C Vaughan | - | 111,960 | 0 | 14 May, 2025 |
| Diane L Dewbrey | - | 109,992 | 0 | 14 May, 2025 |
| Steven J Gilbert | - | 109,242 | 0 | 14 May, 2025 |
| Diane L Dewbrey | - | 105,017 | 0 | 25 Aug, 2025 |
| Theodore Shasta | - | 104,030 | 0 | 16 May, 2024 |
| Richard C Vaughan | - | 101,686 | 0 | 16 May, 2024 |
| Diane L Dewbrey | - | 86,897 | 0 | 16 May, 2024 |
| Richard C Vaughan | - | 86,874 | 0 | 12 Aug, 2025 |
| Steven J Gilbert | - | 86,147 | 0 | 16 May, 2024 |
| Theodore Shasta | - | 84,889 | 0 | 14 May, 2025 |
| Steven J Gilbert | - | 69,645 | 0 | 16 May, 2023 |
| Janice L. Innis-Thompson | - | 67,144 | 0 | 14 May, 2025 |
| Theodore Shasta | - | 50,146 | 0 | 28 Aug, 2025 |
| Janice L. Innis-Thompson | - | 44,049 | 0 | 16 May, 2024 |
| Janice L. Innis-Thompson | - | 27,547 | 0 | 16 May, 2023 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 04 Mar, 2026 | Daniel M. Avitabile | Common Stock | D | 8,668 | $6.88 | 650,527 | D | F |
| 04 Mar, 2026 | Adam T. Bergonzi | Common Stock | D | 13,280 | $6.88 | 943,262 | D | F |
| 04 Mar, 2026 | Joseph R. Schachinger | Common Stock | D | 2,400 | $6.88 | 248,057 | D | F |
| 04 Mar, 2026 | Christopher H. Young | Common Stock | D | 8,668 | $6.88 | 651,544 | D | F |
| 04 Mar, 2026 | William C Fallon | Common Stock | D | 39,658 | $6.88 | 2,826,660 | D | F |
| 03 Mar, 2026 | Christopher H. Young | Common Stock | A | 80,769 | $6.50 | 666,273 | D | A |
| 03 Mar, 2026 | Daniel M. Avitabile | Common Stock | A | 80,769 | $6.50 | 665,256 | D | A |
| 03 Mar, 2026 | Joseph R. Schachinger | Common Stock | A | 50,000 | $6.50 | 253,257 | D | A |
| 03 Mar, 2026 | Adam T. Bergonzi | Common Stock | A | 115,385 | $6.50 | 965,640 | D | A |
| 03 Mar, 2026 | William C Fallon | Common Stock | A | 242,038 | $6.50 | 2,894,044 | D | A |
| 03 Mar, 2026 | William C Fallon | Common Stock | A | 242,308 | $6.50 | 2,894,044 | D | A |
| 03 Mar, 2026 | Christopher H. Young | Common Stock | D | 6,061 | $6.50 | 660,212 | D | F |
| 03 Mar, 2026 | William C Fallon | Common Stock | D | 27,726 | $6.50 | 2,866,318 | D | F |
| 03 Mar, 2026 | Joseph R. Schachinger | Common Stock | D | 2,800 | $6.50 | 250,457 | D | F |
| 03 Mar, 2026 | Daniel M. Avitabile | Common Stock | D | 6,061 | $6.50 | 659,195 | D | F |
| 03 Mar, 2026 | William C Fallon | Common Stock | D | 27,726 | $6.50 | 2,866,318 | D | F |
| 03 Mar, 2026 | Adam T. Bergonzi | Common Stock | D | 9,098 | $6.50 | 956,542 | D | F |
| 31 Dec, 2025 | William C Fallon | Common Stock | A | 14,220 | $7.16 | 2,651,736 | D | A |
| 31 Dec, 2025 | Christopher H. Young | Common Stock | A | 4,402 | $7.16 | 585,504 | D | A |
| 31 Dec, 2025 | Daniel M. Avitabile | Common Stock | A | 4,402 | $7.16 | 584,487 | D | A |