Data spanning the past 90 days through February 19, 2026 reveals that VirnetX Holding's three principal insider shareholders consist of President & Ceo Kendall Larsen (449.28K shares), Chief Scientist Robert D Iii Short (31.85K shares), Chief Financial Officer Katherine Allanson (31.30K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Kendall Larsen | President & Ceo | 449,282 | 14 Nov, 2024 |
| Richard H Nance | Chief Financial Officer | 2,025 | 16 Jun, 2021 |
| Robert D Iii Short | Chief Scientist | 31,848 | 11 Jul, 2025 |
| Katherine Allanson | Chief Financial Officer | 31,305 | 11 Jul, 2025 |
| Heidy Kingwan Chow | 30,000 | 16 Jun, 2025 | |
| Thomas M O'Brien | 27,957 | 03 Dec, 2025 | |
| Michael F Angelo | 21,709 | 26 Nov, 2025 | |
| Gary Feiner | 16,874 | 26 Nov, 2025 | |
| Darl C Mcbride | Chief Operating Officer | 7,969 | 03 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 |
|---|---|---|---|---|---|---|---|---|
| 03 Dec, 2025 | Thomas M O'Brien | Common Stock | A | 625 | $10.10 | 27,957 | D | M |
| 26 Nov, 2025 | Gary Feiner | Common Stock | D | 1,875 | $22.70 | 16,874 | D | S |
| 24 Nov, 2025 | Michael F Angelo | Common Stock | D | 625 | $20.89 | 21,709 | D | S |
| 07 Jul, 2025 | Robert D Iii Short | Common Stock | D | 50 | $12.34 | 31,848 | D | F |
| 07 Jul, 2025 | Robert D Iii Short | - | - | 31,848 | D | |||
| 07 Jul, 2025 | Katherine Allanson | Common Stock | D | 102 | $12.34 | 31,305 | D | F |
| 23 Jun, 2025 | Robert D Iii Short | Common Stock | D | 8 | $8.06 | 31,898 | D | F |
| 12 Jun, 2025 | Thomas M O'Brien | - | - | 27,332 | D | |||
| 12 Jun, 2025 | Thomas M O'Brien | Common Stock | A | 7,500 | $0.00 | 27,332 | D | A |
| 12 Jun, 2025 | Michael F Angelo | Common Stock | A | 7,500 | $0.00 | 22,334 | D | A |
| 12 Jun, 2025 | Gary Feiner | Common Stock | A | 7,500 | $0.00 | 18,749 | D | A |
| 12 Jun, 2025 | Heidy Kingwan Chow | Common Stock | A | 7,500 | $0.00 | 30,000 | D | A |
| 14 Nov, 2024 | Kendall Larsen | Common Stock | A | 50,000 | $0.00 | 374,633 | D | A |
| 14 Nov, 2024 | Kendall Larsen | - | - | 374,633 | D | |||
| 12 Nov, 2024 | Kendall Larsen | Common Stock | A | 30,000 | $0.00 | 74,649 | I | A |
| 12 Nov, 2024 | Robert D Iii Short | Common Stock | A | 30,000 | $0.00 | 31,906 | D | A |
| 12 Nov, 2024 | Katherine Allanson | - | - | 31,407 | D | |||
| 12 Nov, 2024 | Katherine Allanson | Common Stock | A | 30,000 | $0.00 | 31,407 | D | A |
| 16 Jun, 2024 | Thomas M O'Brien | Common Stock | A | 7,500 | $0.00 | 19,832 | D | A |
| 16 Jun, 2024 | Michael F Angelo | Common Stock | A | 7,500 | $0.00 | 14,834 | D | A |