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Who

Sarah Kathryn Rouan

Director

Company insider

Files Form 4 as: Director, Viking Therapeutics; Director, Navidea Biopharmaceuticals.

In numbers

Trades disclosed
32
Buys
3
Sells
3
Bought
$65K
Sold
$2.3M
Companies
2
Companies where not an officer
2
First trade
2 Jan 2019
Last trade
2 Jan 2026
Last filed
5 Jan 2026

Companies traded

Everywhere else they filed: board seats, 10% stakes, other companies
VKTX Viking TherapeuticsDirector · Biotechnology · last 2 Jan 20262 buys · 3 sells
Navidea BiopharmaceuticalsDirector · last 30 Jun 20211 buy · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
02Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
2 Jan 2026filed 5 Jan 2026VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Code A—3,150 at $0.00filing
2 Jan 2026filed 5 Jan 2026VKTX Viking Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—20,400 at $0.00filing
2 Jan 2026filed 5 Jan 2026VKTX Viking Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—20,400 at $0.00filing
2 Jan 2026filed 5 Jan 2026VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Code A—3,150 at $0.00filing
31 Mar 2025filed 8 Apr 2025VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Bought$30K1,240 at $24.15filing
31 Mar 2025filed 2 Apr 2025VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Bought$30K1,240 at $24.15filing
2 Jan 2025filed 6 Jan 2025VKTX Viking Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—18,800 at $0.00filing
25 Oct 2024filed 25 Oct 2024VKTX Viking Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code M—11,000 at $0.00filing
25 Oct 2024filed 25 Oct 2024VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Code M$54K11,000 at $4.88filing
25 Oct 2024filed 25 Oct 2024VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Sold$890K11,000 at $80.89filing
8 Feb 2024filed 8 Feb 2024VKTX Viking Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code M—25,000 at $0.00filing
8 Feb 2024filed 8 Feb 2024VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Code M$208K25,000 at $8.32filing
8 Feb 2024filed 8 Feb 2024VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Sold$701K25,000 at $28.05filing
19 Jan 2024filed 19 Jan 2024VKTX Viking Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code M—30,000 at $0.00filing
19 Jan 2024filed 19 Jan 2024VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Code M$250K30,000 at $8.32filing
19 Jan 2024filed 19 Jan 2024VKTX Viking TherapeuticsBiotechnologySEC FORM 4 Sold$692K30,000 at $23.05filing
2 Jan 2024filed 4 Jan 2024VKTX Viking Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—32,000 at $0.00filing
3 Jan 2023filed 4 Jan 2023VKTX Viking Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—22,000 at $0.00filing
3 Jan 2022filed 5 Jan 2022VKTX Viking Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—22,000 at $0.00filing
30 Jun 2021filed 7 Jul 2021Navidea BiopharmaceuticalsSEC FORM 4 Code A—4,892 at $0.00filing

Sectors

Health Care5
Not placed1

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
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