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Who

Karin-Joyce Tjon

Director

Company insider

Files Form 4 as: Director, Solidion Technology; Director, LivePerson; Director, Empery Digital.

In numbers

Trades disclosed
16
Buys
1
Sells
0
Bought
$72K
Sold
$0
Companies
3
Companies where not an officer
3
First trade
26 Jul 2022
Last trade
14 Sep 2026
Last filed
15 Sep 2026

Companies traded

Everywhere else they filed: board seats, 10% stakes, other companies
STI Solidion TechnologyDirector · Battery & Lithium · last 14 Sep 20261 buy · 0 sells
LivePersonDirector · Software · last 4 Sep 20260 buys · 0 sells
EMPD Empery DigitalDirector · Consumer & Specialty Finance · last 21 Jul 20250 buys · 0 sells

Activity over time

1 Sep – 1 Oct
011 Sep1 Oct

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
14 Sep 2026filed 15 Sep 2026STI Solidion TechnologyBattery & LithiumSEC FORM 4 Bought$36K5,000 at $7.20filing
14 Sep 2026filed 15 Sep 2026STI Solidion TechnologyBattery & LithiumSEC FORM 4 Bought$36K5,000 at $7.20filing
4 Sep 2026filed 4 Sep 2026LivePersonSoftwareSEC FORM 4 Code D—18,666filing
4 Sep 2026filed 4 Sep 2026LivePersonSoftwareSEC FORM 4 Code D—18,666filing
1 Sep 2026filed 3 Sep 2026STI Solidion TechnologyBattery & LithiumSEC FORM 4 Code A—12,853 at $0.00filing
1 Sep 2026filed 3 Sep 2026STI Solidion TechnologyBattery & LithiumSEC FORM 4 Code J—200 at $0.00filing
1 Sep 2026filed 3 Sep 2026STI Solidion TechnologyBattery & LithiumSEC FORM 4 Code A—12,853 at $0.00filing
1 Sep 2026filed 3 Sep 2026STI Solidion TechnologyBattery & LithiumSEC FORM 4 Code J—200 at $0.00filing
9 Oct 2025filed 15 Oct 2025STI Solidion TechnologyBattery & LithiumSEC FORM 4 Code A—40,000 at $0.00filing
25 Aug 2025filed 27 Aug 2025LivePersonSoftwareSEC FORM 4 Code A—200,000 at $0.00filing
21 Jul 2025filed 21 Jul 2025EMPD Empery DigitalConsumer & Specialty FinanceSEC FORM 4 Code A$200K20,000 at $10.00filing
17 Jul 2025filed 21 Jul 2025EMPD Empery Digitaloption or derivative · Consumer & Specialty FinanceSEC FORM 4 Code A—10,000filing
16 Dec 2024filed 18 Dec 2024LivePersonSoftwareSEC FORM 4 Code A—80,000 at $0.00filing
12 Jul 2023filed 14 Jul 2023EMPD Empery Digitaloption or derivative · Consumer & Specialty FinanceSEC FORM 4 Code A—200,000 at $0.00filing
26 Jul 2022filed 16 Mar 2023EMPD Empery Digitaloption or derivative · Consumer & Specialty FinanceSEC FORM 4 Code A—101,250 at $0.00filing
26 Jul 2022filed 12 Aug 2022EMPD Empery Digitaloption or derivative · Consumer & Specialty FinanceSEC FORM 4 Code A—101,250 at $0.00filing

News

Sectors

Materials1

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

Related people

John Linzy DavisDirector · Director at Solidion Technology, filing Form 4 there in the last year
Vlad PrantsevichChief Financial Officer · Chief Financial Officer at Solidion Technology, filing Form 4 there in the last year
Jaymes WintersChief Executive Officer · Chief Executive Officer at Solidion Technology, filing Form 4 there in the last year
Monica L. GreenbergEVP, Policy & General Counsel · EVP, Policy & General Counsel at Liveperson, filing Form 4 there in the last year
Ryan L. VardemanDirector · Director at Liveperson, filing Form 4 there in the last year