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Who

William Wesemann

Director

Company insider

Files Form 4 as: Director, LivePerson; Director, Aclarion.

In numbers

Trades disclosed
77
Buys
10
Sells
9
Bought
$746K
Sold
$1.2M
Companies
2
Companies where not an officer
2
First trade
23 May 2006
Last trade
4 Sep 2026
Last filed
4 Sep 2026

Companies traded

Everywhere else they filed: board seats, 10% stakes, other companies
LivePersonDirector · Software · last 4 Sep 20267 buys · 9 sells
ACON AclarionDirector · Diagnostics & Labs · last 13 Aug 20263 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
01Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
4 Sep 2026filed 4 Sep 2026LivePersonSoftwareSEC FORM 4 Code D—43,655filing
4 Sep 2026filed 4 Sep 2026LivePersonoption or derivative · SoftwareSEC FORM 4 Code D—7,067filing
4 Sep 2026filed 4 Sep 2026LivePersonoption or derivative · SoftwareSEC FORM 4 Code D—7,067filing
4 Sep 2026filed 4 Sep 2026LivePersonSoftwareSEC FORM 4 Code D—43,655filing
13 Aug 2026filed 17 Aug 2026ACON AclarionDiagnostics & LabsSEC FORM 4 Bought$5,0312,150 at $2.34filing
13 Aug 2026filed 17 Aug 2026ACON AclarionDiagnostics & LabsSEC FORM 4 Bought$5,0312,150 at $2.34filing
11 Jun 2026filed 12 Jun 2026ACON AclarionDiagnostics & LabsSEC FORM 4 Code A—20,000 at $0.00filing
11 Jun 2026filed 12 Jun 2026ACON AclarionDiagnostics & LabsSEC FORM 4 Code A—20,000 at $0.00filing
6 May 2026filed 8 May 2026ACON AclarionDiagnostics & LabsSEC FORM 4 Bought$5,1551,562 at $3.30filing
6 May 2026filed 8 May 2026ACON AclarionDiagnostics & LabsSEC FORM 4 Bought$5,1551,562 at $3.30filing
25 Aug 2025filed 27 Aug 2025LivePersonSoftwareSEC FORM 4 Code A—200,000 at $0.00filing
16 Dec 2024filed 18 Dec 2024LivePersonSoftwareSEC FORM 4 Code A—80,000 at $0.00filing
12 Mar 2024filed 13 Mar 2024LivePersonSoftwareSEC FORM 4 Bought$100K100,000 at $1.00filing
5 Oct 2023filed 10 Oct 2023LivePersonSoftwareSEC FORM 4 Code A—59,881 at $0.00filing
23 Mar 2023filed 27 Mar 2023LivePersonSoftwareSEC FORM 4 Bought$78K20,000 at $3.91filing
29 Dec 2022filed 29 Dec 2022ACON Aclarionoption or derivative · Diagnostics & LabsSEC FORM 4 Code A—63,000 at $0.00filing
4 Aug 2022filed 22 Sep 2022LivePersonSoftwareSEC FORM 4 Code A—13,124 at $0.00filing
2 May 2022filed 4 May 2022LivePersonoption or derivative · SoftwareSEC FORM 4 Code M—15,000 at $0.00filing
2 May 2022filed 4 May 2022LivePersonSoftwareSEC FORM 4 Code M$268K15,000 at $17.88filing
21 Apr 2022filed 25 Apr 2022ACON Aclarionoption or derivative · Diagnostics & LabsSEC FORM 4 Code P—11,000 at $0.00filing

Sectors

Technology16
Health Care3

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

Related people

Christopher Allen MinaChief Tech Product Officer · Chief Tech Product Officer at Liveperson, filing Form 4 there in the last year
Ryan L. VardemanDirector · Director at Liveperson, filing Form 4 there in the last year
Vanessa PeguerosDirector · Director at Liveperson, filing Form 4 there in the last year
John DeNeen CollinsChief Financial Officer · CFO and COO at Liveperson, filing Form 4 there in the last year
Karin-Joyce TjonDirector · Director at Liveperson, filing Form 4 there in the last year
Amanda M. WilliamsDirector · Also traded ACON in the last 90 days
Gregory A. GouldCFO · Also traded ACON in the last 90 days
Brent NessChief Executive Officer · Also traded ACON in the last 90 days