SI's three largest insider shareholders as of May 30, 2026 are Casey M Tansey (Director, 2.74Mn shares), Geoffrey B Pardo (Director, 2.39Mn shares), Healthcare Holding B.V. Gilde (TenPercentOwner, 2.38Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Paul Buckman | - | 58,704 | 0 | 17 Mar, 2026 |
| Michael A Carusi | - | 7,666 | 1,885,136 | 05 Aug, 2025 |
| Healthcare Holding B.V. Gilde | - | 0 | 2,380,482 | 05 Aug, 2025 |
| Casey M Tansey | - | 47,666 | 2,693,121 | 05 Aug, 2025 |
| Jeffrey S. Points | Chief Financial Officer | 70,785 | 0 | 17 Mar, 2026 |
| Richard Buchholz | - | 13,666 | 0 | 17 Mar, 2026 |
| Geoffrey B Pardo | - | 7,666 | 2,380,482 | 05 Aug, 2025 |
| Associates Ii, Llc Lsv | - | 0 | 1,885,136 | 05 Aug, 2025 |
| Matthew Fraser Ahearn | Chief Operating Officer | 286,765 | 0 | 21 Apr, 2026 |
| Robert Joseph Ball | Ceo Executive Chairman | 278,866 | 0 | 17 Mar, 2026 |
| David Lawrence Blue | - | 139,372 | 0 | 08 Jan, 2026 |
| Kevin K. Sidow | - | 20,010 | 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 |
|---|---|---|---|---|---|---|---|---|
| 20 Apr, 2026 | Matthew Fraser Ahearn | Common Stock | A | 7,421 | $2.48 | 272,522 | D | M |
| 20 Apr, 2026 | Matthew Fraser Ahearn | Common Stock | A | 14,243 | $2.86 | 286,765 | D | M |
| 20 Apr, 2026 | Matthew Fraser Ahearn | Stock Option | D | 7,421 | $0.00 | 8,864 | D | M |
| 20 Apr, 2026 | Matthew Fraser Ahearn | Stock Option | D | 14,243 | $0.00 | 42,731 | D | M |
| 13 Mar, 2026 | Richard Buchholz | Common Stock | A | 1,000 | $14.84 | 13,666 | D | P |
| 13 Mar, 2026 | Jeffrey S. Points | Common Stock | A | 13,264 | $2.48 | 68,785 | D | M |
| 13 Mar, 2026 | Paul Buckman | Common Stock | A | 19,401 | $2.48 | 39,505 | D | M |
| 13 Mar, 2026 | Robert Joseph Ball | Common Stock | A | 2,200 | $15.18 | 278,866 | D | P |
| 13 Mar, 2026 | Jeffrey S. Points | Common Stock | A | 2,000 | $15.00 | 70,785 | D | P |
| 13 Mar, 2026 | Paul Buckman | Common Stock | A | 26,205 | $2.10 | 65,710 | D | M |
| 13 Mar, 2026 | Paul Buckman | Common Stock | D | 3,292 | $14.62 | 62,418 | D | F |
| 13 Mar, 2026 | Jeffrey S. Points | Stock Option | D | 13,264 | $0.00 | 42,004 | D | M |
| 13 Mar, 2026 | Paul Buckman | Common Stock | D | 3,714 | $14.82 | 58,704 | D | F |
| 13 Mar, 2026 | Paul Buckman | Stock Option | D | 19,401 | $0.00 | 1,142 | D | M |
| 13 Mar, 2026 | Paul Buckman | Stock Option | D | 26,205 | $0.00 | 0 | D | M |
| 06 Feb, 2026 | Robert Joseph Ball | Common Stock | A | 10,000 | $2.48 | 274,604 | D | M |
| 06 Feb, 2026 | Robert Joseph Ball | Common Stock | A | 2,062 | $2.10 | 276,666 | D | M |
| 06 Feb, 2026 | Robert Joseph Ball | Stock Option | D | 10,000 | $0.00 | 319,756 | D | M |
| 06 Feb, 2026 | Robert Joseph Ball | Stock Option | D | 2,062 | $0.00 | 181,376 | D | M |
| 30 Jan, 2026 | Jeffrey S. Points | Stock Option | A | 126,357 | $0.00 | 126,357 | D | A |