Viking Therapeutics, Inc. (VKTX) has 52 open-market insider trades by 12 insiders since 2015. Over the last six months insiders net sold $6.3M. The most active filer is Brian Lian, CEO & President.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| Brian Lian | CEOPres | — | 11 | $56.6M | 2026-07-29 |
| Greg Zante | CFO | — | 10 | $13.9M | 2026-07-29 |
| Marianna Mancini | COO | — | 8 | $13.3M | 2026-07-29 |
| Ligand Pharmaceuticals Inc. | 10% Owner | — | 3 | $12.6M | 2020-08-26 |
| Charles A. Rowland Jr. | Dir | — | 3 | $3.3M | 2026-01-02 |
| Lawson MacArtney | Dir | — | 5 | $1.8M | 2026-01-02 |
| Matthew W. Foehr | Dir | — | 7 | $1.2M | 2026-01-02 |
| Michael Morneau | VP | — | 1 | $399K | 2021-01-19 |
| Neil William Aubuchon | Chief Commercial Officer | — | 1 | $150K | 2026-03-10 |
| J. Matthew Singleton | Dir | — | 1 | $93K | 2026-01-02 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| Greg Zante | CFO | Sell | $710K | 2026-07-29 |
| Marianna Mancini | COO | Sell | $610K | 2026-07-29 |
| Brian Lian | CEO & President | Sell | $4.9M | 2026-07-29 |
| Neil William Aubuchon | Chief Commercial Officer | Buy | $150K | 2026-03-10 |
| Greg Zante | CFO | Sell | $1.9M | 2026-01-05 |
| Marianna Mancini | COO | Sell | $1.9M | 2026-01-05 |
Companies that share insiders with VKTX, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| Brian Lian | CEO & President | Sell | $7.7M | 2026-01-05 |
| Matthew W. Foehr | Director | Sell | $562K | 2026-01-02 |
| Marianna Mancini | COO | Sell | $216K | 2025-10-28 |
| Brian Lian | CEO & President | Sell | $2.7M | 2025-10-28 |
| Charles A. Rowland Jr. | Director | Sell | $2.1M | 2025-10-27 |
| Brian Lian | CEO & President | Sell | $1.5M | 2025-07-03 |
| Greg Zante | CFO | Sell | $237K | 2025-07-03 |
| Marianna Mancini | COO | Sell | $237K | 2025-07-03 |
| Sarah Kathryn Rouan | Director | Buy | $30K | 2025-03-31 |