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Who

Marianna Mancini

Chief Operating Officer

Company insider

Files Form 4 as: Chief Operating Officer, Viking Therapeutics.

In numbers

Trades disclosed
108
Buys
0
Sells
10
Bought
$0
Sold
$34.7M
Companies
1
Companies where not an officer
0
First trade
4 Jan 2021
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 · 10 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$610K18,217 at $33.47filing
29 Jul 2026filed 29 Jul 2026VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Sold$610K18,217 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 $32.29filing
5 Jan 2026filed 5 Jan 2026VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Sold$454K13,600 at $33.37filing
5 Jan 2026filed 5 Jan 2026VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Sold$359K10,500 at $34.22filing
5 Jan 2026filed 5 Jan 2026VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Sold$56K1,600 at $35.07filing
5 Jan 2026filed 5 Jan 2026VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Sold$1.0M31,961 at $32.29filing
5 Jan 2026filed 5 Jan 2026VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Sold$454K13,600 at $33.37filing
5 Jan 2026filed 5 Jan 2026VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Sold$359K10,500 at $34.22filing
5 Jan 2026filed 5 Jan 2026VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Sold$56K1,600 at $35.07filing
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 Care10

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
Greg ZanteChief Financial Officer · Chief Financial Officer 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
Hubert C. ChenChief Medical Officer · Chief Medical Officer at Viking Therapeutics, filing Form 4 there in the last year
Neil William AubuchonChief Commercial Officer · Chief Commercial Officer at Viking Therapeutics, filing Form 4 there in the last year