VKTX
Viking Therapeutics, Inc. · Healthcare · Market cap $4.1B
Insiders sold $6.3M net in the last 90 days ·3 sellers, 0 buyers· latest Form 4 filed Jul 30, 2026
Insider Buying
$150K
reported purchases (SEC code P)
Insider Selling
$22.3M
reported sales (SEC code S)
Unique Insiders
6
in the rolling window
Latest filing
Aug 7, 2026
Lian Brian
Viking Therapeutics, Inc. (VKTX) has 17 SEC Form 4 filings (43 transaction rows) in the rolling window, disclosed by 6 distinct insiders. Most recent filing: Aug 7, 2026.
Inside the rolling window, 6 insiders at Viking Therapeutics, Inc. reported 1 open-market purchase totaling $150K and 11 open-market sales totaling $22.3M. The most active filer is President & CEO Lian Brian with 3 filings. Insiders have net sold $6.1M over the trailing 6 months. The most recent open-market filing is a sale of 148,517 shares by President & CEO Lian Brian, dated Jul 29, 2026, worth $4.9M.
- Industry:Biotechnology
- CEO:Brian Lian
- Employees:53
- HQ:San Diego, CA, US
- IPO:2015-04-28
| Source | |||||||
|---|---|---|---|---|---|---|---|
Lian BrianFirst in 7 months | President & CEO | Sale | 148,517 | $4.9M | Jul 30 | +7.4% | SEC ↗ |
ZANTE GREGFirst in 7 months | Chief Financial Officer | Sale | 21,217 | $710K | Jul 30 | +7.4% | SEC ↗ |
Mancini MariannaFirst in 7 months | Chief Operating Officer | Sale | 18,217 | $610K | Jul 30 | +7.4% | SEC ↗ |
Aubuchon Neil WilliamFirst filing | Chief Commercial Officer | Purchase | 4,475 | $150K | Mar 10 | +2.6% | SEC ↗ |
| Chief Operating Officer | Sale | 57,661 | $1.9M | Jan 5 | +10.6% | SEC ↗ | |
| President & CEO | Sale | 233,409 | $7.7M | Jan 5 | +10.6% | SEC ↗ | |
| Chief Financial Officer | Sale | 57,661 | $1.9M | Jan 5 | — | SEC ↗ | |
| Director | Sale | 16,000 | $562K | Jan 5 | — | SEC ↗ | |
Rowland Charles A JrFirst filing | Director | Sale | 60,000 | $2.1M | Oct 28 | — | SEC ↗ |
ZANTE GREGFirst filing | Chief Financial Officer | Sale | 6,185 | $216K | Oct 28 | — | SEC ↗ |
Mancini MariannaFirst filing | Chief Operating Officer | Sale | 6,185 | $216K | Oct 28 | — | SEC ↗ |
Lian BrianFirst filing | President & CEO | Sale | 38,989 | $1.4M | Oct 28 | — | SEC ↗ |
Earnings: last 7 quarters
Frequently asked questions
How many SEC Form 4 insider filings does VKTX have?
Viking Therapeutics, Inc. (VKTX) has 17 SEC Form 4 filings (43 transaction rows) in the rolling 365-day window, disclosed by 6 distinct insiders. Most recent filing: Aug 7, 2026.
When was the most recent SEC Form 4 filing for VKTX?
The most recent Form 4 filing for VKTX on Tracefour is dated Aug 7, 2026.
Who is the most active insider at VKTX?
The most active SEC Form 4 filer at VKTX in the rolling window is President & CEO Lian Brian, with 3 filings.
What is the net insider flow at VKTX over the last 6 months?
Over the trailing 180 days, insiders at VKTX have net sold $6.1M based on SEC Form 4 disclosures.
What is the total insider buy and sell value at VKTX in the current window?
Inside the rolling window, insiders at VKTX bought $150K and sold $22.3M based on SEC Form 4 filings.
Can I get alerts for VKTX insider trading?
Yes. Tracefour sends a free email when a new SEC Form 4 purchase or sale is filed at Viking Therapeutics, Inc. (VKTX). Alerts are set per company from the page itself, there is no paid tier, and each email links to the original filing on SEC EDGAR.
Related companies
Viking Therapeutics, Inc. is in the Healthcare sector.