SXI's three largest insider shareholders as of March 23, 2026 are David A. Dunbar (President/Ceo/Chairman, 88.97K shares), Alan J Glass (Clo, Vp Secretary, 21.31K shares), Jeffrey S Edwards (Director, 14.42K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| David A. Dunbar | President/Ceo/Chairman | 0 | 88,973 | 18 Feb, 2026 |
| David A. Dunbar | President/Ceo/Chairman | 0 | 88,973 | 18 Feb, 2026 |
| Alan J Glass | Clo, Vp Secretary | 21,306 | 0 | 27 Aug, 2024 |
| Jeffrey S Edwards | 14,424 | 0 | 22 Oct, 2025 | |
| Maschera Flavio | Vice President/Chief Innovatio | 14,116 | 0 | 08 Sep, 2022 |
| Paul C. Burns | Vice Pres. Strategy Business | 13,992 | 0 | 07 Feb, 2023 |
| Charles H Jr Cannon | 0 | 13,046 | 20 Feb, 2026 | |
| Michael A Hickey | 12,905 | 0 | 22 Oct, 2025 | |
| Thomas E Chorman | 12,616 | 0 | 03 Mar, 2026 | |
| Thomas J Hansen | 11,389 | 0 | 22 Oct, 2025 | |
| Ademir Sarcevic | Vice President/Cfo/Treasurer | 9,341 | 0 | 05 Nov, 2025 |
| Andy L Nemeth | 8,639 | 0 | 04 Feb, 2026 | |
| Sean C Valashinas | Vp/Chief Accounting Officer | 7,586 | 0 | 03 Jan, 2024 |
| Annemarie Bell | Vp, Chief Hr Officer | 7,311 | 0 | 27 Oct, 2025 |
| Barbara Joanne Edwards | 6,227 | 0 | 24 Feb, 2026 | |
| James A. Hooven | Vp Operations Supply Chain | 5,777 | 0 | 07 Sep, 2021 |
| Robin J Davenport | 4,698 | 0 | 22 Oct, 2025 | |
| Vineet Kshirsagar | Chief Strategy Officer | 4,647 | 0 | 20 Feb, 2026 |
| Charles H Jr Cannon | 2,280 | 0 | 30 Dec, 2025 | |
| Max Arets | Vp; Chief Information Officer | 1,452 | 0 | 26 Aug, 2025 |
| David A. Dunbar | President/Ceo/Chairman | 1,430 | 0 | 04 Sep, 2025 |
| David A. Dunbar | President/Ceo/Chairman | 1,430 | 0 | 04 Sep, 2025 |
| Amy Gagnon | Vp; Chief Accounting Officer | 1,198 | 0 | 28 Oct, 2024 |
| Michelle Newbury | Chief Hr Officer Vp | 630 | 0 | 12 Nov, 2025 |
| Danielle Rangel | Vp Chief Accounting Officer | 193 | 0 | 02 Oct, 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 |
|---|---|---|---|---|---|---|---|---|
| 02 Mar, 2026 | Thomas E Chorman | Common Stock | D | 50 | $259.00 | 12,616 | D | S |
| 27 Feb, 2026 | Thomas E Chorman | Common Stock | D | 513 | $260.00 | 12,666 | D | S |
| 23 Feb, 2026 | Barbara Joanne Edwards | Common Stock | D | 58 | - | 6,227 | D | G |
| 18 Feb, 2026 | Vineet Kshirsagar | Common Stock | D | 400 | $260.10 | 4,647 | D | S |
| 09 Feb, 2026 | Charles H Jr Cannon | Common Stock | D | 2,000 | $256.64 | 13,046 | I | S |
| 17 Feb, 2026 | David A. Dunbar | Common Stock | D | 10,000 | $255.98 | 93,973 | I | S |
| 17 Feb, 2026 | David A. Dunbar | Common Stock | D | 10,000 | $255.98 | 93,973 | I | S |
| 17 Feb, 2026 | David A. Dunbar | Common Stock | D | 5,000 | $255.87 | 88,973 | I | S |
| 17 Feb, 2026 | David A. Dunbar | Common Stock | D | 5,000 | $255.87 | 88,973 | I | S |
| 04 Feb, 2026 | Thomas E Chorman | Common Stock | D | 50 | $249.86 | 13,179 | D | S |
| 04 Feb, 2026 | Andy L Nemeth | Common Stock | A | 2,000 | $245.00 | 8,639 | D | P |
| 26 Dec, 2025 | Charles H Jr Cannon | Common Stock | D | 1,295 | - | 2,280 | D | G |
| 26 Dec, 2025 | Charles H Jr Cannon | Common Stock | A | 1,295 | - | 15,046 | I | G |
| 20 Nov, 2025 | Thomas E Chorman | Common Stock | D | 1,000 | $223.31 | 13,229 | D | S |
| 10 Nov, 2025 | Michelle Newbury | Common Stock | A | 630 | - | 630 | D | A |
| 10 Nov, 2025 | Michelle Newbury | Phantom Stock Units | A | 378 | - | 378 | D | A |
| 10 Nov, 2025 | Michelle Newbury | Restricted Stock Units | A | 378 | - | 378 | D | A |
| 05 Nov, 2025 | Vineet Kshirsagar | Common Stock | D | 650 | $233.37 | 5,047 | D | S |
| 04 Nov, 2025 | Ademir Sarcevic | Common Stock | D | 1,823 | $230.12 | 9,341 | D | S |
| 24 Oct, 2025 | Annemarie Bell | Common Stock | D | 111 | $244.87 | 7,311 | D | F |