VKTX Viking Therapeutics, Inc.
Nasdaq · SEC CIK 1607678 · EDGAR
- Bought, last 12 months
- $149.9K 1 purchases by 1 insiders
- Sold, last 12 months
- $22.25M 11 sales by 5 insiders
- Filings on record
- 106 since 2021-09-30, latest 2026-08-07 16:34
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| Lian Brian | Pres, CEO, Dir | — | $14.01M |
| ZANTE GREG | CFO | — | $2.82M |
| Mancini Marianna | COO | — | $2.73M |
| Rowland Charles A Jr | Dir | — | $2.13M |
| FOEHR MATTHEW W | Dir | — | $561.8K |
| Aubuchon Neil William | Chief Commercial Off | $149.9K | — |
| Kelly-Gemmell Dorothy Elizabeth | Dir | — | — |
| Rouan Sarah Kathryn | Dir | — | — |
| MACARTNEY LAWSON | Dir | — | — |
| SINGLETON J MATTHEW | Dir | — | — |
Transactions 160
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-08-07 16:34 | 2026-08-01 | VKTX | Kelly-Gemmell Dorothy Elizabeth | Dir | A - Grant | $0.00 | +6,333 | 6,333 | New | $0 |
| 2026-07-29 20:07 | 2026-07-28 | VKTX | Lian Brian | Pres, CEO, Dir | A - Grant | $0.00 | +221.7K | 2.72M | +9% | $0 | |
| 2026-07-29 20:07 | 2026-07-29 | VKTX | Lian Brian | Pres, CEO, Dir | S - Sale | $33.32 | -148.5K | 2.57M | -5% | -$4.95M | |
| 2026-07-29 20:06 | 2026-07-28 | VKTX | ZANTE GREG | CFO | A - Grant | $0.00 | +31.7K | 233.4K | +16% | $0 | |
| 2026-07-29 20:06 | 2026-07-29 | VKTX | ZANTE GREG | CFO | S - Sale | $33.47 | -21.2K | 212.2K | -9% | -$710.1K | |
| 2026-07-29 20:06 | 2026-07-28 | VKTX | Mancini Marianna | COO | A - Grant | $0.00 | +31.7K | 441.0K | +8% | $0 | |
| 2026-07-29 20:06 | 2026-07-29 | VKTX | Mancini Marianna | COO | S - Sale | $33.47 | -18.2K | 422.8K | -4% | -$609.6K | |
| 2026-03-10 | 2026-03-10 | VKTX | Aubuchon Neil William | Chief Commercial Off | P - Purchase | $33.50 | +4,475 | 4,475 | New | +$149.9K | |
| D | 2026-01-05 | 2026-01-02 | VKTX | FOEHR MATTHEW W | Dir | A - Grant | $0.00 | +3,150 | 135.2K | +2% | $0 |
| D | 2026-01-05 | 2026-01-02 | VKTX | FOEHR MATTHEW W | Dir | M - OptEx | $3.33 | +16.0K | 148.0K | +12% | +$53.3K |
| D | 2026-01-05 | 2026-01-02 | VKTX | FOEHR MATTHEW W | Dir | S - Sale+OE | $35.11 | -16.0K | 132.0K | -11% | -$561.8K |
| DM | 2026-01-05 | 2026-01-02 | VKTX | Lian Brian | Pres, CEO, Dir | A - Grant | $0.00 | +302.5K | 2.51M | +14% | $0 |
| DM | 2026-01-05 | 2026-01-05 | VKTX | Lian Brian | Pres, CEO, Dir | S - Sale | $32.96 | -233.4K | 2.60M | -8% | -$7.69M |
| DM | 2026-01-05 | 2026-01-02 | VKTX | Mancini Marianna | COO | A - Grant | $0.00 | +73.0K | 466.9K | +19% | $0 |
| DM | 2026-01-05 | 2026-01-05 | VKTX | Mancini Marianna | COO | S - Sale | $32.97 | -57.7K | 409.2K | -12% | -$1.90M |
| DM | 2026-01-05 | 2026-01-02 | VKTX | ZANTE GREG | CFO | A - Grant | $0.00 | +73.0K | 247.5K | +42% | $0 |
| DM | 2026-01-05 | 2026-01-05 | VKTX | ZANTE GREG | CFO | S - Sale | $32.90 | -57.7K | 189.9K | -23% | -$1.90M |
| D | 2026-01-05 | 2026-01-02 | VKTX | Rowland Charles A Jr | Dir | A - Grant | $0.00 | +3,150 | 33.1K | +10% | $0 |
| D | 2026-01-05 | 2026-01-02 | VKTX | MACARTNEY LAWSON | Dir | A - Grant | $0.00 | +3,150 | 51.1K | +7% | $0 |
| D | 2026-01-05 | 2026-01-02 | VKTX | SINGLETON J MATTHEW | Dir | A - Grant | $0.00 | +3,150 | 12.7K | +33% | $0 |
| D | 2026-01-05 | 2026-01-02 | VKTX | Rouan Sarah Kathryn | Dir | A - Grant | $0.00 | +3,150 | 4,390 | +254% | $0 |
| D | 2025-10-28 | 2025-10-27 | VKTX | Rowland Charles A Jr | Dir | S - Sale | $35.57 | -60.0K | 30.0K | -67% | -$2.13M |
| DM | 2025-10-28 | 2025-10-27 | VKTX | Rowland Charles A Jr | Dir | A - Grant | $5.11 | +60.0K | 46.0K | New | +$306.6K |
| 2025-10-28 | 2025-10-28 | VKTX | ZANTE GREG | CFO | S - Sale | $35.00 | -6,185 | 173.6K | -3% | -$216.5K | |
| 2025-10-28 | 2025-10-27 | VKTX | ZANTE GREG | CFO | A - Grant | $0.00 | +11.1K | 179.8K | +7% | $0 | |
| 2025-10-28 | 2025-10-27 | VKTX | Lian Brian | Pres, CEO, Dir | A - Grant | $0.00 | +70.1K | 2.46M | +3% | $0 | |
| 2025-10-28 | 2025-10-28 | VKTX | Lian Brian | Pres, CEO, Dir | S - Sale | $35.01 | -39.0K | 2.42M | -2% | -$1.37M | |
| 2025-10-28 | 2025-10-27 | VKTX | Mancini Marianna | COO | A - Grant | $0.00 | +11.1K | 388.7K | +3% | $0 | |
| 2025-10-28 | 2025-10-28 | VKTX | Mancini Marianna | COO | S - Sale | $35.00 | -6,185 | 382.5K | -2% | -$216.5K | |
| 2025-07-03 | 2025-07-03 | VKTX | ZANTE GREG | CFO | S - Sale | $27.76 | -4,266 | 168.7K | -2% | -$118.4K | |
| 2025-07-03 | 2025-07-02 | VKTX | ZANTE GREG | CFO | A - Grant | $0.00 | +7,667 | 172.9K | +5% | $0 | |
| 2025-07-03 | 2025-07-02 | VKTX | Mancini Marianna | COO | A - Grant | $0.00 | +7,667 | 381.8K | +2% | $0 | |
| 2025-07-03 | 2025-07-03 | VKTX | Mancini Marianna | COO | S - Sale | $27.77 | -4,266 | 377.5K | -1% | -$118.5K | |
| 2025-07-03 | 2025-07-03 | VKTX | Lian Brian | Pres, CEO, Dir | S - Sale | $27.80 | -26.9K | 2.39M | -1% | -$747.5K | |
| 2025-07-03 | 2025-07-02 | VKTX | Lian Brian | Pres, CEO, Dir | A - Grant | $0.00 | +48.3K | 2.41M | +2% | $0 | |
| D | 2025-04-14 | 2025-04-11 | VKTX | FOEHR MATTHEW W | Dir | M - OptEx | $8.00 | +20.8K | 132.0K | +19% | +$166.3K |
| A | 2025-04-08 | 2025-03-31 | VKTX | Rouan Sarah Kathryn | Dir | P - Purchase | $24.15 | +1,240 | 1,240 | New | +$29.9K |
| 2025-04-02 | 2025-03-31 | VKTX | Rouan Sarah Kathryn | Dir | P - Purchase | $24.15 | +1,240 | 1,240 | New | +$29.9K | |
| DM | 2025-01-06 | 2025-01-03 | VKTX | Mancini Marianna | COO | A - Grant | $0.00 | +66.2K | 406.7K | +19% | $0 |
| DM | 2025-01-06 | 2025-01-06 | VKTX | Mancini Marianna | COO | S - Sale | $42.75 | -54.2K | 374.1K | -13% | -$2.32M |
| DM | 2025-01-06 | 2025-01-03 | VKTX | ZANTE GREG | CFO | A - Grant | $0.00 | +66.2K | 215.6K | +44% | $0 |
| DM | 2025-01-06 | 2025-01-06 | VKTX | ZANTE GREG | CFO | S - Sale | $42.75 | -50.3K | 170.0K | -23% | -$2.15M |
| DM | 2025-01-06 | 2025-01-06 | VKTX | Lian Brian | Pres, CEO, Dir | S - Sale | $42.74 | -194.5K | 2.39M | -8% | -$8.31M |
| DM | 2025-01-06 | 2025-01-03 | VKTX | Lian Brian | Pres, CEO, Dir | A - Grant | $0.00 | +256.1K | 2.56M | +11% | $0 |
| D | 2024-11-08 | 2024-11-08 | VKTX | MACARTNEY LAWSON | Dir | M - OptEx | $5.80 | +2,000 | 50.0K | +4% | +$11.6K |
| D | 2024-11-08 | 2024-11-08 | VKTX | MACARTNEY LAWSON | Dir | S - Sale+OE | $68.67 | -2,000 | 48.0K | -4% | -$137.3K |
| DMT | 2024-10-28 | 2024-10-28 | VKTX | ZANTE GREG | CFO | M - OptEx | $7.49 | +94.0K | 199.8K | +89% | +$704.3K |
| DMT | 2024-10-28 | 2024-10-28 | VKTX | ZANTE GREG | CFO | S - Sale+OE | $76.62 | -131.7K | 158.5K | -45% | -$10.09M |
| DT | 2024-10-25 | 2024-10-25 | VKTX | SINGLETON J MATTHEW | Dir | S - Sale+OE | $79.50 | -16.0K | 9,500 | -63% | -$1.27M |
| DT | 2024-10-25 | 2024-10-25 | VKTX | SINGLETON J MATTHEW | Dir | M - OptEx | $4.48 | +16.0K | 25.5K | +168% | +$71.7K |
| DT | 2024-10-25 | 2024-10-25 | VKTX | Rouan Sarah Kathryn | Dir | M - OptEx | $4.88 | +11.0K | 11.0K | New | +$53.7K |
| DT | 2024-10-25 | 2024-10-25 | VKTX | Rouan Sarah Kathryn | Dir | S - Sale+OE | $80.89 | -11.0K | 0 | -100% | -$889.8K |
| DT | 2024-09-20 | 2024-09-20 | VKTX | SINGLETON J MATTHEW | Dir | M - OptEx | $1.19 | +10.3K | 19.8K | +108% | +$12.3K |
| DT | 2024-09-20 | 2024-09-20 | VKTX | SINGLETON J MATTHEW | Dir | S - Sale+OE | $69.50 | -10.3K | 9,500 | -52% | -$715.9K |
| DMT | 2024-09-20 | 2024-09-20 | VKTX | Lian Brian | Pres, CEO, Dir | S - Sale+OE | $70.83 | -216.1K | 2.43M | -8% | -$15.31M |
| DT | 2024-09-20 | 2024-09-20 | VKTX | Lian Brian | Pres, CEO, Dir | M - OptEx | $7.77 | +166.1K | 2.52M | +7% | +$1.29M |
| DT | 2024-08-22 | 2024-08-21 | VKTX | Lian Brian | Pres, CEO, Dir | S - Sale+OE | $69.90 | -1,000 | 2.35M | -0.0% | -$69.9K |
| DT | 2024-08-22 | 2024-08-21 | VKTX | Lian Brian | Pres, CEO, Dir | M - OptEx | $7.77 | +1,000 | 2.36M | +0.0% | +$7,770 |
| DT | 2024-08-22 | 2024-08-21 | VKTX | SINGLETON J MATTHEW | Dir | M - OptEx | $1.19 | +5,700 | 15.2K | +60% | +$6,783 |
| DT | 2024-08-22 | 2024-08-21 | VKTX | SINGLETON J MATTHEW | Dir | S - Sale+OE | $69.72 | -5,700 | 9,500 | -38% | -$397.4K |
| DMT | 2024-08-19 | 2024-08-19 | VKTX | Lian Brian | Pres, CEO, Dir | S - Sale+OE | $65.80 | -112.9K | 2.35M | -5% | -$7.43M |
| DT | 2024-08-19 | 2024-08-19 | VKTX | Lian Brian | Pres, CEO, Dir | M - OptEx | $7.77 | +112.9K | 2.47M | +5% | +$877.0K |
| DT | 2024-08-19 | 2024-08-19 | VKTX | SINGLETON J MATTHEW | Dir | M - OptEx | $3.33 | +16.0K | 25.5K | +168% | +$53.3K |
| DMT | 2024-08-19 | 2024-08-19 | VKTX | SINGLETON J MATTHEW | Dir | S - Sale+OE | $62.22 | -16.0K | 23.0K | -41% | -$995.4K |
| DMT | 2024-08-14 | 2024-08-14 | VKTX | SINGLETON J MATTHEW | Dir | S - Sale+OE | $57.53 | -20.8K | 9,500 | -69% | -$1.20M |
| DT | 2024-08-14 | 2024-08-14 | VKTX | SINGLETON J MATTHEW | Dir | M - OptEx | $8.00 | +20.8K | 30.3K | +219% | +$166.3K |
| M | 2024-07-31 | 2024-07-29 | VKTX | ZANTE GREG | CFO | A - Grant | $0.00 | +28.3K | 181.5K | +18% | $0 |
| M | 2024-07-31 | 2024-07-30 | VKTX | ZANTE GREG | CFO | S - Sale | $57.15 | -16.1K | 187.1K | -8% | -$922.2K |
| M | 2024-07-31 | 2024-07-29 | VKTX | Lian Brian | Pres, CEO, Dir | A - Grant | $0.00 | +204.3K | 2.47M | +9% | $0 |
| M | 2024-07-31 | 2024-07-30 | VKTX | Lian Brian | Pres, CEO, Dir | S - Sale | $57.58 | -115.9K | 2.35M | -5% | -$6.67M |
| M | 2024-07-31 | 2024-07-29 | VKTX | Mancini Marianna | COO | A - Grant | $0.00 | +31.7K | 380.2K | +9% | $0 |
| M | 2024-07-31 | 2024-07-30 | VKTX | Mancini Marianna | COO | S - Sale | $57.13 | -18.0K | 362.1K | -5% | -$1.03M |
| DM | 2024-05-03 | 2024-05-03 | VKTX | ZANTE GREG | CFO | M - OptEx | $4.86 | +34.2K | 211.6K | +19% | +$166.3K |
| DM | 2024-05-03 | 2024-05-03 | VKTX | ZANTE GREG | CFO | S - Sale+OE | $74.69 | -66.8K | 192.9K | -26% | -$4.99M |
| DM | 2024-05-02 | 2024-05-01 | VKTX | Mancini Marianna | COO | M - OptEx | $6.18 | +281.4K | 366.5K | +331% | +$1.74M |
| DM | 2024-05-02 | 2024-05-01 | VKTX | Mancini Marianna | COO | S - Sale+OE | $78.66 | -281.4K | 354.8K | -44% | -$22.14M |
| 2024-03-27 | 2024-03-27 | VKTX | ZANTE GREG | CFO | F - Tax | $83.34 | -16.6K | 207.4K | -7% | -$1.38M | |
| 2024-03-27 | 2024-03-27 | VKTX | ZANTE GREG | CFO | A - Grant | $0.00 | +31.7K | 224.0K | +16% | $0 | |
| 2024-03-27 | 2024-03-27 | VKTX | Mancini Marianna | COO | F - Tax | $83.34 | -16.6K | 363.6K | -4% | -$1.38M | |
| 2024-03-27 | 2024-03-27 | VKTX | Mancini Marianna | COO | A - Grant | $0.00 | +31.7K | 380.2K | +9% | $0 | |
| 2024-03-27 | 2024-03-27 | VKTX | Lian Brian | Pres, CEO, Dir | A - Grant | $0.00 | +221.7K | 2.42M | +10% | $0 | |
| 2024-03-27 | 2024-03-27 | VKTX | Lian Brian | Pres, CEO, Dir | F - Tax | $83.34 | -153.9K | 2.27M | -6% | -$12.83M | |
| 2024-03-04 | 2024-03-01 | VKTX | Mancini Marianna | COO | F - Tax | $85.22 | -17.0K | 348.5K | -5% | -$1.45M | |
| 2024-03-04 | 2024-03-01 | VKTX | Mancini Marianna | COO | A - Grant | $0.00 | +31.7K | 365.5K | +9% | $0 | |
| 2024-03-04 | 2024-03-01 | VKTX | ZANTE GREG | CFO | F - Tax | $85.22 | -20.1K | 192.3K | -9% | -$1.71M | |
| 2024-03-04 | 2024-03-01 | VKTX | ZANTE GREG | CFO | A - Grant | $0.00 | +31.7K | 212.4K | +18% | $0 | |
| 2024-03-04 | 2024-03-01 | VKTX | Lian Brian | Pres, CEO, Dir | F - Tax | $85.22 | -162.8K | 2.20M | -7% | -$13.88M | |
| 2024-03-04 | 2024-03-01 | VKTX | Lian Brian | Pres, CEO, Dir | A - Grant | $0.00 | +221.7K | 2.36M | +10% | $0 | |
| 2024-02-09 | 2024-02-09 | VKTX | Lian Brian | Pres, CEO, Dir | S - Sale | $29.90 | -45.0K | 2.14M | -2% | -$1.35M | |
| D | 2024-02-08 | 2024-02-08 | VKTX | Rouan Sarah Kathryn | Dir | M - OptEx | $8.32 | +25.0K | 25.0K | New | +$208.0K |
| D | 2024-02-08 | 2024-02-08 | VKTX | Rouan Sarah Kathryn | Dir | S - Sale+OE | $28.05 | -25.0K | 0 | -100% | -$701.2K |
| DM | 2024-02-08 | 2024-02-08 | VKTX | Lian Brian | Pres, CEO, Dir | S - Sale+OE | $26.87 | -269.1K | 2.26M | -11% | -$7.23M |
| DM | 2024-02-08 | 2024-02-08 | VKTX | Lian Brian | Pres, CEO, Dir | M - OptEx | $3.76 | +189.1K | 2.31M | +9% | +$711.4K |
| DM | 2024-01-31 | 2024-01-31 | VKTX | Lian Brian | Pres, CEO, Dir | S - Sale+OE | $24.71 | -85.0K | 2.26M | -4% | -$2.10M |
| D | 2024-01-31 | 2024-01-31 | VKTX | Lian Brian | Pres, CEO, Dir | M - OptEx | $1.23 | +85.0K | 2.35M | +4% | +$104.5K |
| D | 2024-01-30 | 2024-01-30 | VKTX | Lian Brian | Pres, CEO, Dir | M - OptEx | $1.23 | +35.0K | 2.30M | +2% | +$43.0K |
| D | 2024-01-30 | 2024-01-30 | VKTX | Lian Brian | Pres, CEO, Dir | S - Sale+OE | $23.95 | -35.0K | 2.26M | -2% | -$838.2K |
| D | 2024-01-19 | 2024-01-19 | VKTX | Rouan Sarah Kathryn | Dir | S - Sale+OE | $23.05 | -30.0K | 0 | -100% | -$691.5K |
| D | 2024-01-19 | 2024-01-19 | VKTX | Rouan Sarah Kathryn | Dir | M - OptEx | $8.32 | +30.0K | 30.0K | New | +$249.6K |
| DM | 2024-01-04 | 2024-01-03 | VKTX | Mancini Marianna | COO | A - Grant | $0.00 | +98.3K | 380.7K | +35% | $0 |
Purchase Sale Sale after option exercise All abbreviations