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Who

Greg Zante

Chief Financial Officer

Company insider

Files Form 4 as: Chief Financial Officer, Viking Therapeutics; VP, Finance & Administration, Sangamo Biosciences.

In numbers

Trades disclosed
181
Buys
0
Sells
22
Bought
$0
Sold
$29.4M
Companies
2
Companies where not an officer
0
First trade
12 Dec 2005
Last trade
29 Jul 2026
Last filed
29 Jul 2026

Companies traded

Where they are an officer
VKTX Viking TherapeuticsOfficer · Biotechnology · last 29 Jul 20260 buys · 14 sells
Sangamo BiosciencesOfficer · last 14 Feb 20080 buys · 8 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
10Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
29 Jul 2026filed 29 Jul 2026VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Sold$710K21,217 at $33.47filing
29 Jul 2026filed 29 Jul 2026VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Sold$710K21,217 at $33.47filing
28 Jul 2026filed 29 Jul 2026VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Code A—31,667 at $0.00filing
28 Jul 2026filed 29 Jul 2026VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Code A—31,667 at $0.00filing
5 Jan 2026filed 5 Jan 2026VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Sold$1.0M31,961 at $32.30filing
5 Jan 2026filed 5 Jan 2026VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Sold$464K13,900 at $33.38filing
5 Jan 2026filed 5 Jan 2026VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Sold$353K10,300 at $34.24filing
5 Jan 2026filed 5 Jan 2026VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Sold$48K1,500 at $32.09filing
5 Jan 2026filed 5 Jan 2026VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Sold$1.0M31,961 at $32.30filing
5 Jan 2026filed 5 Jan 2026VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Sold$464K13,900 at $33.38filing
5 Jan 2026filed 5 Jan 2026VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Sold$353K10,300 at $34.24filing
5 Jan 2026filed 5 Jan 2026VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Sold$48K1,500 at $32.09filing
2 Jan 2026filed 5 Jan 2026VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Code A—41,000 at $0.00filing
2 Jan 2026filed 5 Jan 2026VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Code A—32,049 at $0.00filing
2 Jan 2026filed 5 Jan 2026VKTX Viking Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—91,000 at $0.00filing
2 Jan 2026filed 5 Jan 2026VKTX Viking Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—91,000 at $0.00filing
2 Jan 2026filed 5 Jan 2026VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Code A—41,000 at $0.00filing
2 Jan 2026filed 5 Jan 2026VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Code A—32,049 at $0.00filing
28 Oct 2025filed 28 Oct 2025VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Sold$216K6,185 at $35.00filing
27 Oct 2025filed 28 Oct 2025VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Code A—11,117 at $0.00filing

Sectors

Health Care14
Not placed8

Buys in green, sells in red, by the company’s sector.

Related people

Dorothy Elizabeth Kelly-GemmellDirector · Director at Viking Therapeutics, filing Form 4 there in the last year
Brian LianPresident & CEO · President & CEO at Viking Therapeutics, filing Form 4 there in the last year
Marianna ManciniChief Operating Officer · Chief Operating Officer at Viking Therapeutics, filing Form 4 there in the last year
Hubert C. ChenChief Medical Officer · Chief Medical Officer at Viking Therapeutics, filing Form 4 there in the last year
Nikunj JainPrincipal Accounting Officer · Principal Accounting Officer at Sangamo Therapeutics, filing Form 4 there in the last year