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Viking Therapeutics, Inc. (VKTX)

Viking Therapeutics, Inc. (VKTX) Insider Trading

Directors, officers and holders of more than 10% of VKTX report their trades in its stock on SEC Form 4, within two business days. Each row below is one Form 4 transaction line. The one-letter code says what kind of transaction it was: only P (purchase) and S (sale) are open-market or private trades; awards, option exercises, tax withholding and gifts carry other codes.

Recent Form 4 transactions

The 50 most recent of 120 transactions on file: 1 with code P, 19 with code S and 30 with other codes.

DateInsiderCodeShares
Aug 1, 2026Kelly-Gemmell Dorothy ElizabethA Award40,800
Aug 1, 2026Kelly-Gemmell Dorothy ElizabethA Award6,333
Jul 29, 2026Mancini MariannaS Sale18,217
Jul 29, 2026ZANTE GREGS Sale21,217
Jul 29, 2026Lian BrianS Sale148,517
Jul 28, 2026Lian BrianA Award221,667
Jul 28, 2026Mancini MariannaA Award31,667
Jul 28, 2026ZANTE GREGA Award31,667
Jun 1, 2026Chen Hubert CA Award190,000
Mar 10, 2026Aubuchon Neil WilliamP Purchase4,475
Jan 12, 2026Aubuchon Neil WilliamA Award180,000
Jan 5, 2026Lian BrianS Sale132,454
Jan 5, 2026ZANTE GREGS Sale1,500
Jan 5, 2026Mancini MariannaS Sale1,600
Jan 5, 2026ZANTE GREGS Sale31,961
Jan 5, 2026Mancini MariannaS Sale13,600
Jan 5, 2026Mancini MariannaS Sale31,961
Jan 5, 2026Lian BrianS Sale6,400
Jan 5, 2026Mancini MariannaS Sale10,500
Jan 5, 2026Lian BrianS Sale41,276
Jan 5, 2026Lian BrianS Sale53,279
Jan 5, 2026ZANTE GREGS Sale13,900
Jan 5, 2026ZANTE GREGS Sale10,300
Jan 2, 2026MACARTNEY LAWSONA Award20,400
Jan 2, 2026FOEHR MATTHEW WA Award20,400
Jan 2, 2026FOEHR MATTHEW WM Exercise16,000
Jan 2, 2026Lian BrianA Award78,400
Jan 2, 2026Lian BrianA Award224,080
Jan 2, 2026Rowland Charles A JrA Award20,400
Jan 2, 2026Mancini MariannaA Award41,000
Jan 2, 2026Lian BrianA Award176,300
Jan 2, 2026FOEHR MATTHEW WM Exercise16,000
Jan 2, 2026SINGLETON J MATTHEWA Award20,400
Jan 2, 2026MACARTNEY LAWSONA Award3,150
Jan 2, 2026Rouan Sarah KathrynA Award20,400
Jan 2, 2026FOEHR MATTHEW WA Award3,150
Jan 2, 2026Rowland Charles A JrA Award3,150
Jan 2, 2026ZANTE GREGA Award32,049
Jan 2, 2026ZANTE GREGA Award91,000
Jan 2, 2026SINGLETON J MATTHEWA Award3,150
Jan 2, 2026Mancini MariannaA Award32,049
Jan 2, 2026FOEHR MATTHEW WS Sale16,000
Jan 2, 2026ZANTE GREGA Award41,000
Jan 2, 2026Mancini MariannaA Award91,000
Jan 2, 2026Rouan Sarah KathrynA Award3,150
Oct 28, 2025ZANTE GREGS Sale6,185
Oct 28, 2025Mancini MariannaS Sale6,185
Oct 28, 2025Lian BrianS Sale38,989
Oct 27, 2025Mancini MariannaA Award11,117
Oct 27, 2025Rowland Charles A JrA Award16,000

The full Form 4 history is on the VKTX company page (Insider Trades card, View all).

Questions about this data

Which insider transactions are open-market trades?

Code P (open market or private purchase) and code S (open market or private sale). Code F is shares withheld to pay tax on vesting stock, A is an award from the company, M and X are option exercises and G is a gift. None of those is the insider choosing to buy or sell in the market.

How quickly are insider trades reported?

A Form 4 is due before the end of the second business day after the trade. The date shown is the transaction date from the form.

Who has to file Form 4?

Officers, directors and beneficial owners of more than 10% of a class of the company’s registered equity, under Section 16 of the Securities Exchange Act.

Look up any code in the Form 4 transaction code reference, or read Form 4 codes explained.