As of June 18, 2026, the three largest insider holders of VKTX are Brian Lian (President Ceo, 2.50Mn shares), Marianna Mancini (Chief Operating Officer, 409.19K shares), Greg Zante (Chief Financial Officer, 189.89K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Matthew W Foehr | - | 135,186 | 0 | 05 Jan, 2026 |
| J Matthew Singleton | - | 12,650 | 0 | 05 Jan, 2026 |
| Greg Zante | Chief Financial Officer | 189,891 | 0 | 05 Jan, 2026 |
| Charles A Jr Rowland | - | 33,150 | 0 | 05 Jan, 2026 |
| Lawson Macartney | - | 51,115 | 0 | 05 Jan, 2026 |
| Brian Lian | President Ceo | 2,499,291 | 0 | 05 Jan, 2026 |
| Sarah Kathryn Rouan | - | 4,390 | 0 | 05 Jan, 2026 |
| Marianna Mancini | Chief Operating Officer | 409,190 | 0 | 05 Jan, 2026 |
| Neil William Aubuchon | Chief Commercial Officer | 4,475 | 0 | 10 Mar, 2026 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 10 Mar, 2026 | Neil William Aubuchon | Common Stock, par value $0.00001 per share | A | 4,475 | $33.50 | 4,475 | D | P |
| 12 Jan, 2026 | Neil William Aubuchon | Stock Option (Right to Buy) | A | 180,000 | $0.00 | 180,000 | D | A |
| 02 Jan, 2026 | Brian Lian | Common Stock, par value $0.00001 per share | A | 78,400 | $0.00 | 2,508,620 | D | A |
| 02 Jan, 2026 | Sarah Kathryn Rouan | Common Stock, par value $0.00001 per share | A | 3,150 | $0.00 | 4,390 | D | A |
| 02 Jan, 2026 | Greg Zante | Common Stock, par value $0.00001 per share | A | 41,000 | $0.00 | 215,483 | D | A |
| 02 Jan, 2026 | Lawson Macartney | Common Stock, par value $0.00001 per share | A | 3,150 | $0.00 | 51,115 | D | A |
| 02 Jan, 2026 | Marianna Mancini | Common Stock, par value $0.00001 per share | A | 41,000 | $0.00 | 434,802 | D | A |
| 02 Jan, 2026 | Matthew W Foehr | Common Stock, par value $0.00001 per share | A | 16,000 | $3.33 | 148,036 | D | M |
| 02 Jan, 2026 | J Matthew Singleton | Common Stock, par value $0.00001 per share | A | 3,150 | $0.00 | 12,650 | D | A |
| 02 Jan, 2026 | Greg Zante | Common Stock, par value $0.00001 per share | A | 41,000 | $0.00 | 215,483 | D | A |
| 02 Jan, 2026 | Charles A Jr Rowland | Common Stock, par value $0.00001 per share | A | 3,150 | $0.00 | 33,150 | D | A |
| 02 Jan, 2026 | Greg Zante | Common Stock, par value $0.00001 per share | A | 32,049 | $0.00 | 247,532 | D | A |
| 02 Jan, 2026 | J Matthew Singleton | Stock Option (Right to Buy) | A | 20,400 | $0.00 | 20,400 | D | A |
| 02 Jan, 2026 | Greg Zante | Common Stock, par value $0.00001 per share | A | 32,049 | $0.00 | 247,532 | D | A |
| 02 Jan, 2026 | Marianna Mancini | Common Stock, par value $0.00001 per share | A | 32,049 | $0.00 | 466,851 | D | A |
| 02 Jan, 2026 | Sarah Kathryn Rouan | Stock Option (Right to Buy) | A | 20,400 | $0.00 | 20,400 | D | A |
| 02 Jan, 2026 | Lawson Macartney | Stock Option (Right to Buy) | A | 20,400 | $0.00 | 20,400 | D | A |
| 02 Jan, 2026 | Brian Lian | Common Stock, par value $0.00001 per share | A | 224,080 | $0.00 | 2,732,700 | D | A |
| 02 Jan, 2026 | Matthew W Foehr | Common Stock, par value $0.00001 per share | D | 16,000 | $35.11 | 132,036 | D | S |
| 02 Jan, 2026 | Charles A Jr Rowland | Stock Option (Right to Buy) | A | 20,400 | $0.00 | 20,400 | D | A |