VKTX · Viking Therapeutics Inc. Common Stock
View on chartInsiders & Stakes
| Brian Lian President & CEO | ▼ Sell | Open Market | 2,572,441 Shares held | 7/29/2026 | View profile |
| Marianna Mancini Chief Operating Officer | ▼ Sell | Open Market | 422,760 Shares held | 7/29/2026 | View profile |
| Greg Zante Chief Financial Officer | ▼ Sell | Open Market | 212,204 Shares held | 7/29/2026 | View profile |
| Matthew W. Foehr Director | ▲ Buy | Grant | 135,186 Shares held | 1/2/2026 | View profile |
| Lawson MacArtney Director | ▲ Buy | Grant | 51,115 Shares held | 1/2/2026 | View profile |
| Charles A. Rowland Jr. Director | ▲ Buy | Grant | 33,150 Shares held | 1/2/2026 | View profile |
| J. Matthew Singleton | ▲ Buy | Grant | 12,650 Shares held | 1/2/2026 | View profile |
| Dorothy Elizabeth Kelly-Gemmell | ▲ Buy | Grant | 6,333 Shares held | 8/1/2026 | View profile |
| Neil William Aubuchon Chief Commercial Officer | ▲ Buy | Open Market | 4,475 Shares held | 3/10/2026 | View profile |
| Sarah Kathryn Rouan Director | ▲ Buy | Grant | 4,390 Shares held | 1/2/2026 | View profile |
Transaction History
| Dorothy Elizabeth Kelly-Gemmell | ▲ Buy | Grant | 6,333 | $0 | 8/1/2026 |
| Brian Lian | ▼ Sell | Open Market | 148,517 | $4.9M | 7/29/2026 |
| Greg Zante | ▼ Sell | Open Market | 21,217 | $710K | 7/29/2026 |
| Marianna Mancini | ▼ Sell | Open Market | 18,217 | $610K | 7/29/2026 |
| Brian Lian | ▲ Buy | Grant | 221,667 | $0 | 7/28/2026 |
| Greg Zante | ▲ Buy | Grant | 31,667 | $0 | 7/28/2026 |
| Marianna Mancini | ▲ Buy | Grant | 31,667 | $0 | 7/28/2026 |
| Neil William Aubuchon | ▲ Buy | Open Market | 4,475 | $150K | 3/10/2026 |
| Marianna Mancini | ▼ Sell | Open Market | 31,961 | $1.0M | 1/5/2026 |
| Marianna Mancini | ▼ Sell | Open Market | 13,600 | $454K | 1/5/2026 |
| Marianna Mancini | ▼ Sell | Open Market | 10,500 | $359K | 1/5/2026 |
| Marianna Mancini | ▼ Sell | Open Market | 1,600 | $56K | 1/5/2026 |
| Brian Lian | ▼ Sell | Open Market | 132,454 | $4.3M | 1/5/2026 |
| Brian Lian | ▼ Sell | Open Market | 53,279 | $1.8M | 1/5/2026 |
| Brian Lian | ▼ Sell | Open Market | 41,276 | $1.4M | 1/5/2026 |
| Brian Lian | ▼ Sell | Open Market | 6,400 | $224K | 1/5/2026 |
| Greg Zante | ▼ Sell | Open Market | 31,961 | $1.0M | 1/5/2026 |
| Greg Zante | ▼ Sell | Open Market | 13,900 | $464K | 1/5/2026 |
| Greg Zante | ▼ Sell | Open Market | 10,300 | $353K | 1/5/2026 |
| Greg Zante | ▼ Sell | Open Market | 1,500 | $48K | 1/5/2026 |
| Sarah Kathryn Rouan | ▲ Buy | Grant | 3,150 | $0 | 1/2/2026 |
| Matthew W. Foehr | ▲ Buy | Grant | 3,150 | $0 | 1/2/2026 |
| Marianna Mancini | ▲ Buy | Grant | 41,000 | $0 | 1/2/2026 |
| Marianna Mancini | ▲ Buy | Grant | 32,049 | $0 | 1/2/2026 |
| Brian Lian | ▲ Buy | Grant | 224,080 | $0 | 1/2/2026 |
| J. Matthew Singleton | ▲ Buy | Grant | 3,150 | $0 | 1/2/2026 |
| Lawson MacArtney | ▲ Buy | Grant | 3,150 | $0 | 1/2/2026 |
| Charles A. Rowland Jr. | ▲ Buy | Grant | 3,150 | $0 | 1/2/2026 |
| Matthew W. Foehr | ▲ Buy | Option Exercise | 16,000 | $53K | 1/2/2026 |
| Matthew W. Foehr | ▼ Sell | Open Market | 16,000 | $562K | 1/2/2026 |
| Greg Zante | ▲ Buy | Grant | 41,000 | $0 | 1/2/2026 |
| Greg Zante | ▲ Buy | Grant | 32,049 | $0 | 1/2/2026 |
| Brian Lian | ▲ Buy | Grant | 78,400 | $0 | 1/2/2026 |
| Marianna Mancini | ▼ Sell | Open Market | 6,185 | $216K | 10/28/2025 |
| Brian Lian | ▼ Sell | Open Market | 38,989 | $1.4M | 10/28/2025 |
| Greg Zante | ▼ Sell | Open Market | 6,185 | $216K | 10/28/2025 |
| Charles A. Rowland Jr. | ▼ Sell | Open Market | 60,000 | $2.1M | 10/27/2025 |
| Charles A. Rowland Jr. | ▲ Buy | Grant | 16,000 | $72K | 10/27/2025 |
| Charles A. Rowland Jr. | ▲ Buy | Grant | 22,000 | $128K | 10/27/2025 |
| Charles A. Rowland Jr. | ▲ Buy | Grant | 22,000 | $107K | 10/27/2025 |
| Marianna Mancini | ▲ Buy | Grant | 11,117 | $0 | 10/27/2025 |
| Brian Lian | ▲ Buy | Grant | 70,084 | $0 | 10/27/2025 |
| Greg Zante | ▲ Buy | Grant | 11,117 | $0 | 10/27/2025 |
| Brian Lian | ▼ Sell | Open Market | 26,889 | $748K | 7/3/2025 |
| Greg Zante | ▼ Sell | Open Market | 4,266 | $118K | 7/3/2025 |
| Marianna Mancini | ▼ Sell | Open Market | 4,266 | $118K | 7/3/2025 |
| Brian Lian | ▲ Buy | Grant | 48,333 | $0 | 7/2/2025 |
| Greg Zante | ▲ Buy | Grant | 7,667 | $0 | 7/2/2025 |
| Marianna Mancini | ▲ Buy | Grant | 7,667 | $0 | 7/2/2025 |
| Matthew W. Foehr | ▲ Buy | Option Exercise | 20,786 | $166K | 4/11/2025 |
| Sarah Kathryn Rouan | ▲ Buy | Open Market | 1,240 | $30K | 3/31/2025 |
| Brian Lian | ▼ Sell | Open Market | 175,490 | $7.5M | 1/6/2025 |
| Brian Lian | ▼ Sell | Open Market | 19,000 | $823K | 1/6/2025 |
| Marianna Mancini | ▼ Sell | Open Market | 49,115 | $2.1M | 1/6/2025 |
| Marianna Mancini | ▼ Sell | Open Market | 5,100 | $221K | 1/6/2025 |
| Greg Zante | ▼ Sell | Open Market | 45,609 | $1.9M | 1/6/2025 |
| Greg Zante | ▼ Sell | Open Market | 4,700 | $204K | 1/6/2025 |
| Marianna Mancini | ▲ Buy | Grant | 44,533 | $0 | 1/3/2025 |
| Marianna Mancini | ▲ Buy | Grant | 21,667 | $0 | 1/3/2025 |
| Greg Zante | ▲ Buy | Grant | 44,533 | $0 | 1/3/2025 |
| Greg Zante | ▲ Buy | Grant | 21,667 | $0 | 1/3/2025 |
| Brian Lian | ▲ Buy | Grant | 92,800 | $0 | 1/3/2025 |
| Brian Lian | ▲ Buy | Grant | 163,333 | $0 | 1/3/2025 |
| Lawson MacArtney | ▲ Buy | Option Exercise | 2,000 | $12K | 11/8/2024 |
| Lawson MacArtney | ▼ Sell | Open Market | 2,000 | $137K | 11/8/2024 |
| Greg Zante | ▼ Sell | Open Market | 7,967 | $643K | 10/28/2024 |
| Greg Zante | ▼ Sell | Open Market | 1,206 | $98K | 10/28/2024 |
| Greg Zante | ▼ Sell | Open Market | 49,672 | $3.7M | 10/28/2024 |
| Greg Zante | ▼ Sell | Open Market | 18,620 | $1.4M | 10/28/2024 |
| Greg Zante | ▼ Sell | Open Market | 9,265 | $713K | 10/28/2024 |
| Greg Zante | ▼ Sell | Open Market | 23,082 | $1.8M | 10/28/2024 |
| Greg Zante | ▼ Sell | Open Market | 15,825 | $1.2M | 10/28/2024 |
| Greg Zante | ▼ Sell | Open Market | 6,050 | $483K | 10/28/2024 |
| Greg Zante | ▲ Buy | Option Exercise | 12,750 | $99K | 10/28/2024 |
| Greg Zante | ▲ Buy | Option Exercise | 4,251 | $20K | 10/28/2024 |
| Greg Zante | ▲ Buy | Option Exercise | 26,000 | $151K | 10/28/2024 |
| Greg Zante | ▲ Buy | Option Exercise | 51,000 | $435K | 10/28/2024 |
| Sarah Kathryn Rouan | ▲ Buy | Option Exercise | 11,000 | $54K | 10/25/2024 |
| Sarah Kathryn Rouan | ▼ Sell | Open Market | 11,000 | $890K | 10/25/2024 |
| J. Matthew Singleton | ▲ Buy | Option Exercise | 16,000 | $72K | 10/25/2024 |
| J. Matthew Singleton | ▼ Sell | Open Market | 16,000 | $1.3M | 10/25/2024 |
| J. Matthew Singleton | ▲ Buy | Option Exercise | 10,300 | $12K | 9/20/2024 |
| J. Matthew Singleton | ▼ Sell | Open Market | 10,300 | $716K | 9/20/2024 |
| Brian Lian | ▲ Buy | Option Exercise | 166,130 | $1.3M | 9/20/2024 |
| Brian Lian | ▼ Sell | Open Market | 96,056 | $6.8M | 9/20/2024 |
| Brian Lian | ▼ Sell | Open Market | 119,874 | $8.5M | 9/20/2024 |
| Brian Lian | ▼ Sell | Open Market | 200 | $14K | 9/20/2024 |
| Brian Lian | ▲ Buy | Option Exercise | 1,000 | $8K | 8/21/2024 |
| Brian Lian | ▼ Sell | Open Market | 1,000 | $70K | 8/21/2024 |
| J. Matthew Singleton | ▲ Buy | Option Exercise | 5,700 | $7K | 8/21/2024 |
| J. Matthew Singleton | ▼ Sell | Open Market | 5,700 | $397K | 8/21/2024 |
| Brian Lian | ▼ Sell | Open Market | 70,132 | $4.6M | 8/19/2024 |
| J. Matthew Singleton | ▲ Buy | Option Exercise | 16,000 | $53K | 8/19/2024 |
| J. Matthew Singleton | ▼ Sell | Open Market | 2,500 | $150K | 8/19/2024 |
| J. Matthew Singleton | ▼ Sell | Open Market | 2,055 | $130K | 8/19/2024 |
| Brian Lian | ▼ Sell | Open Market | 11,296 | $758K | 8/19/2024 |
| J. Matthew Singleton | ▼ Sell | Open Market | 3,047 | $186K | 8/19/2024 |
| J. Matthew Singleton | ▼ Sell | Open Market | 4,509 | $279K | 8/19/2024 |
| J. Matthew Singleton | ▼ Sell | Open Market | 1,501 | $97K | 8/19/2024 |
| J. Matthew Singleton | ▼ Sell | Open Market | 2,388 | $153K | 8/19/2024 |
| Brian Lian | ▼ Sell | Open Market | 31,442 | $2.1M | 8/19/2024 |
| Brian Lian | ▲ Buy | Option Exercise | 112,870 | $877K | 8/19/2024 |
| J. Matthew Singleton | ▼ Sell | Open Market | 20,626 | $1.2M | 8/14/2024 |
| J. Matthew Singleton | ▲ Buy | Option Exercise | 20,786 | $166K | 8/14/2024 |
| J. Matthew Singleton | ▼ Sell | Open Market | 160 | $9K | 8/14/2024 |
| Greg Zante | ▼ Sell | Open Market | 500 | $29K | 7/30/2024 |
| Brian Lian | ▼ Sell | Open Market | 19,501 | $1.1M | 7/30/2024 |
| Brian Lian | ▼ Sell | Open Market | 30,417 | $1.8M | 7/30/2024 |
| Marianna Mancini | ▼ Sell | Open Market | 14,704 | $838K | 7/30/2024 |
| Brian Lian | ▼ Sell | Open Market | 65,941 | $3.8M | 7/30/2024 |
| Greg Zante | ▼ Sell | Open Market | 2,974 | $172K | 7/30/2024 |
| Greg Zante | ▼ Sell | Open Market | 12,662 | $721K | 7/30/2024 |
| Marianna Mancini | ▼ Sell | Open Market | 3,322 | $192K | 7/30/2024 |
| Marianna Mancini | ▲ Buy | Grant | 21,667 | $0 | 7/29/2024 |
| Marianna Mancini | ▲ Buy | Grant | 10,000 | $0 | 7/29/2024 |
| Brian Lian | ▲ Buy | Grant | 163,333 | $0 | 7/29/2024 |
| Brian Lian | ▲ Buy | Grant | 41,000 | $0 | 7/29/2024 |
| Greg Zante | ▲ Buy | Grant | 21,667 | $0 | 7/29/2024 |
| Greg Zante | ▲ Buy | Grant | 6,667 | $0 | 7/29/2024 |
| Greg Zante | ▲ Buy | Option Exercise | 30,000 | $146K | 5/3/2024 |
| Greg Zante | ▼ Sell | Open Market | 17,238 | $1.3M | 5/3/2024 |
| Greg Zante | ▼ Sell | Open Market | 847 | $64K | 5/3/2024 |
| Greg Zante | ▲ Buy | Option Exercise | 4,249 | $20K | 5/3/2024 |
| Greg Zante | ▼ Sell | Open Market | 3,101 | $228K | 5/3/2024 |
| Greg Zante | ▼ Sell | Open Market | 45,570 | $3.4M | 5/3/2024 |
| Marianna Mancini | ▲ Buy | Option Exercise | 17,999 | $84K | 5/1/2024 |
| Marianna Mancini | ▲ Buy | Option Exercise | 87,000 | $425K | 5/1/2024 |
| Marianna Mancini | ▲ Buy | Option Exercise | 90,000 | $522K | 5/1/2024 |
| Marianna Mancini | ▲ Buy | Option Exercise | 35,426 | $275K | 5/1/2024 |
| Marianna Mancini | ▲ Buy | Option Exercise | 51,000 | $435K | 5/1/2024 |
| Marianna Mancini | ▼ Sell | Open Market | 23,746 | $1.8M | 5/1/2024 |
| Marianna Mancini | ▼ Sell | Open Market | 26,142 | $2.0M | 5/1/2024 |
| Marianna Mancini | ▼ Sell | Open Market | 105,343 | $8.3M | 5/1/2024 |
| Marianna Mancini | ▼ Sell | Open Market | 119,946 | $9.5M | 5/1/2024 |
| Marianna Mancini | ▼ Sell | Open Market | 6,248 | $500K | 5/1/2024 |
| Greg Zante | ▼ Sell | Tax Withholding | 16,610 | $1.4M | 3/27/2024 |
| Marianna Mancini | ▲ Buy | Grant | 31,667 | $0 | 3/27/2024 |
| Marianna Mancini | ▼ Sell | Tax Withholding | 16,610 | $1.4M | 3/27/2024 |
| Brian Lian | ▲ Buy | Grant | 221,667 | $0 | 3/27/2024 |
| Brian Lian | ▼ Sell | Tax Withholding | 153,948 | $12.8M | 3/27/2024 |
| Greg Zante | ▲ Buy | Grant | 31,667 | $0 | 3/27/2024 |
| Brian Lian | ▼ Sell | Tax Withholding | 162,815 | $13.9M | 3/1/2024 |
| Marianna Mancini | ▼ Sell | Tax Withholding | 16,958 | $1.4M | 3/1/2024 |
| Greg Zante | ▼ Sell | Tax Withholding | 20,093 | $1.7M | 3/1/2024 |
| Greg Zante | ▲ Buy | Grant | 31,667 | $0 | 3/1/2024 |
| Marianna Mancini | ▲ Buy | Grant | 31,667 | $0 | 3/1/2024 |
| Brian Lian | ▲ Buy | Grant | 221,667 | $0 | 3/1/2024 |
| Brian Lian | ▼ Sell | Open Market | 45,000 | $1.3M | 2/9/2024 |
| Brian Lian | ▲ Buy | Option Exercise | 49,079 | $60K | 2/8/2024 |
| Brian Lian | ▲ Buy | Option Exercise | 140,000 | $651K | 2/8/2024 |
| Sarah Kathryn Rouan | ▲ Buy | Option Exercise | 25,000 | $208K | 2/8/2024 |
| Sarah Kathryn Rouan | ▼ Sell | Open Market | 25,000 | $701K | 2/8/2024 |
| Brian Lian | ▼ Sell | Open Market | 40,000 | $1.1M | 2/8/2024 |
| Brian Lian | ▼ Sell | Open Market | 80,000 | $2.2M | 2/8/2024 |
| Brian Lian | ▼ Sell | Open Market | 40,000 | $1.2M | 2/8/2024 |
| Brian Lian | ▼ Sell | Open Market | 60,000 | $1.6M | 2/8/2024 |
| Brian Lian | ▼ Sell | Open Market | 49,079 | $1.3M | 2/8/2024 |
| Brian Lian | ▲ Buy | Option Exercise | 85,000 | $105K | 1/31/2024 |
| Brian Lian | ▼ Sell | Open Market | 45,000 | $1.1M | 1/31/2024 |
| Brian Lian | ▼ Sell | Open Market | 40,000 | $978K | 1/31/2024 |
| Brian Lian | ▲ Buy | Option Exercise | 35,000 | $43K | 1/30/2024 |
| Brian Lian | ▼ Sell | Open Market | 35,000 | $838K | 1/30/2024 |
| Sarah Kathryn Rouan | ▲ Buy | Option Exercise | 30,000 | $250K | 1/19/2024 |
| Sarah Kathryn Rouan | ▼ Sell | Open Market | 30,000 | $692K | 1/19/2024 |
| Greg Zante | ▼ Sell | Tax Withholding | 13,872 | $258K | 1/4/2024 |
| Greg Zante | ▼ Sell | Open Market | 15,000 | $269K | 1/4/2024 |
| Brian Lian | ▼ Sell | Tax Withholding | 39,552 | $735K | 1/4/2024 |
| Marianna Mancini | ▼ Sell | Tax Withholding | 14,199 | $264K | 1/4/2024 |
| Greg Zante | ▼ Sell | Tax Withholding | 18,233 | $317K | 1/3/2024 |
| Greg Zante | ▼ Sell | Tax Withholding | 30,889 | $537K | 1/3/2024 |
| Brian Lian | ▼ Sell | Tax Withholding | 108,525 | $1.9M | 1/3/2024 |
| Brian Lian | ▼ Sell | Tax Withholding | 106,115 | $1.8M | 1/3/2024 |
| Greg Zante | ▲ Buy | Grant | 70,000 | $0 | 1/3/2024 |
| Marianna Mancini | ▲ Buy | Grant | 28,334 | $0 | 1/3/2024 |
| Brian Lian | ▲ Buy | Grant | 160,000 | $0 | 1/3/2024 |
| Marianna Mancini | ▼ Sell | Tax Withholding | 16,533 | $288K | 1/3/2024 |
| Marianna Mancini | ▲ Buy | Grant | 70,000 | $0 | 1/3/2024 |
| Marianna Mancini | ▼ Sell | Tax Withholding | 32,677 | $569K | 1/3/2024 |
| Greg Zante | ▲ Buy | Grant | 28,334 | $0 | 1/3/2024 |
| Brian Lian | ▲ Buy | Grant | 150,000 | $0 | 1/3/2024 |
| Charles A. Rowland Jr. | ▲ Buy | Option Exercise | 40,000 | $43K | 5/16/2023 |
| Lawson MacArtney | ▲ Buy | Option Exercise | 16,000 | $19K | 5/16/2023 |
| Lawson MacArtney | ▼ Sell | Open Market | 16,000 | $384K | 5/16/2023 |
| Charles A. Rowland Jr. | ▼ Sell | Open Market | 40,000 | $1.0M | 5/16/2023 |
| Brian Lian | ▼ Sell | Open Market | 45,000 | $1.0M | 5/1/2023 |
| Lawson MacArtney | ▼ Sell | Open Market | 16,000 | $352K | 4/24/2023 |
| Lawson MacArtney | ▲ Buy | Option Exercise | 16,000 | $53K | 4/24/2023 |
| Brian Lian | ▼ Sell | Open Market | 35,000 | $751K | 4/19/2023 |
| Lawson MacArtney | ▲ Buy | Option Exercise | 20,786 | $166K | 4/17/2023 |
| Brian Lian | ▲ Buy | Option Exercise | 125,000 | $269K | 4/17/2023 |
| Brian Lian | ▼ Sell | Open Market | 155,000 | $3.2M | 4/17/2023 |
| Marianna Mancini | ▲ Buy | Option Exercise | 12,500 | $163K | 4/17/2023 |
| Lawson MacArtney | ▼ Sell | Open Market | 20,786 | $416K | 4/17/2023 |
| Marianna Mancini | ▼ Sell | Open Market | 12,500 | $250K | 4/17/2023 |
| Greg Zante | ▼ Sell | Open Market | 7,500 | $150K | 4/17/2023 |
| Greg Zante | ▲ Buy | Option Exercise | 7,500 | $98K | 4/17/2023 |
| Brian Lian | ▲ Buy | Option Exercise | 54,336 | $102K | 4/13/2023 |
| Brian Lian | ▼ Sell | Open Market | 79,336 | $1.5M | 4/13/2023 |
| Greg Zante | ▲ Buy | Option Exercise | 37,447 | $217K | 4/12/2023 |
| Greg Zante | ▼ Sell | Open Market | 41,544 | $748K | 4/12/2023 |
AI Market Commentary
AI-generatedAll commentary →Synthesized from recent news and fundamentals/technical data -- not human analyst commentary or trader sentiment.
October 10, 2026
Viking Therapeutics Launches New Oral Obesity Study
Viking Therapeutics announced a new oral maintenance study for its obesity program, a key step in its drug development pipeline. This news comes as the stock has fallen over 30% in the last three months, trading near its 52-week low. While an analyst recently maintained a buy rating with a lowered price target, the broader market view remains mixed given the recent price decline.
Viking Therapeutics Launches New Oral Obesity Study. Viking Therapeutics announced a new oral maintenance study for its obesity program, a key step in its drug development pipeline. This news comes as the stock has fallen over 30% in the last three months, trading near its 52-week low. While an analyst recently maintained a buy rating with a lowered price target, the broader market view remains mixed given the recent price decline.