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Who

Lou Silverman

Director

Company insider

Files Form 4 as: Director, Insight Molecular Diagnostics; Director, STAAR Surgical; Director, Veradigm; Director, Comarco; Director, Questcor Pharmaceuticals; Chief Executive Officer, Quality Systems.

In numbers

Trades disclosed
112
Buys
1
Sells
5
Bought
$12K
Sold
$11.0M
Companies
6
Companies where not an officer
5
First trade
12 Jun 2007
Last trade
1 Jul 2026
Last filed
6 Jul 2026

Companies traded

Where they are an officer
Quality SystemsDirector, Officer · last 18 Jun 20080 buys · 2 sells
Everywhere else they filed: board seats, 10% stakes, other companies
IMDX Insight Molecular DiagnosticsDirector · Diagnostics & Labs · last 1 Jul 20260 buys · 0 sells
STAA STAAR SurgicalDirector · Medical Devices · last 18 Jun 20261 buy · 2 sells
VeradigmDirector · IT Services & Consulting · last 1 Jun 20260 buys · 0 sells
ComarcoDirector · last 27 Oct 20160 buys · 0 sells
Questcor PharmaceuticalsDirector · last 14 Aug 20140 buys · 1 sell

Activity over time

1 Nov 2024 – 1 Oct 2026
101Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
1 Jul 2026filed 6 Jul 2026IMDX Insight Molecular DiagnosticsDiagnostics & LabsSEC FORM 4 Code F$44K7,700 at $5.69filing
1 Jul 2026filed 6 Jul 2026IMDX Insight Molecular DiagnosticsDiagnostics & LabsSEC FORM 4 Code F$44K7,700 at $5.69filing
18 Jun 2026filed 22 Jun 2026STAA STAAR SurgicalMedical DevicesSEC FORM 4 Code M—10,683 at $0.00filing
18 Jun 2026filed 22 Jun 2026STAA STAAR Surgicaloption or derivative · Medical DevicesSEC FORM 4 Code M—10,683 at $0.00filing
18 Jun 2026filed 22 Jun 2026STAA STAAR Surgicaloption or derivative · Medical DevicesSEC FORM 4 Code A—6,182 at $0.00filing
18 Jun 2026filed 22 Jun 2026STAA STAAR Surgicaloption or derivative · Medical DevicesSEC FORM 4 Code M—10,683 at $0.00filing
18 Jun 2026filed 22 Jun 2026STAA STAAR Surgicaloption or derivative · Medical DevicesSEC FORM 4 Code A—6,182 at $0.00filing
18 Jun 2026filed 22 Jun 2026STAA STAAR SurgicalMedical DevicesSEC FORM 4 Code M—10,683 at $0.00filing
11 Jun 2026filed 15 Jun 2026IMDX Insight Molecular DiagnosticsDiagnostics & LabsSEC FORM 4 Code A—26,943 at $0.00filing
11 Jun 2026filed 15 Jun 2026IMDX Insight Molecular DiagnosticsDiagnostics & LabsSEC FORM 4 Code A—26,943 at $0.00filing
1 Jun 2026filed 3 Jun 2026VeradigmIT Services & ConsultingSEC FORM 4 Code A—42,507 at $0.00filing
1 Jun 2026filed 3 Jun 2026VeradigmSEC FORM 4 Code A—42,507 at $0.00filing
1 Jul 2025filed 3 Jul 2025IMDX Insight Molecular DiagnosticsDiagnostics & LabsSEC FORM 4 Code A—35,000 at $0.00filing
18 Jun 2025filed 20 Jun 2025STAA STAAR Surgicaloption or derivative · Medical DevicesSEC FORM 4 Code A—10,683 at $0.00filing
2 Jun 2025filed 3 Jun 2025VeradigmSEC FORM 4 Code A$200K46,512 at $4.30filing
12 May 2025filed 13 May 2025STAA STAAR Surgicaloption or derivative · Medical DevicesSEC FORM 4 Code A—2,440 at $0.00filing
24 Mar 2025filed 26 Mar 2025VeradigmSEC FORM 4 Code A—10,112 at $0.00filing
1 Jul 2024filed 3 Jul 2024IMDX Insight Molecular Diagnosticsoption or derivative · Diagnostics & LabsSEC FORM 4 Code A—30,000 at $0.00filing
23 Jun 2023filed 27 Jun 2023IMDX Insight Molecular Diagnosticsoption or derivative · Diagnostics & LabsSEC FORM 4 Code A—112,500 at $0.00filing
23 Jun 2023filed 27 Jun 2023IMDX Insight Molecular DiagnosticsDiagnostics & LabsSEC FORM 4 Code A—25,000 at $0.00filing

News

Wall Street Zen Upgrades STAAR Surgical (NASDAQ:STAA) to BuySTAA · themarketsdaily.com · 12 Oct 2026STAAR Surgical (NASDAQ:STAA) vs. Sensus Healthcare (NASDAQ:SRTS) Head to Head SurveySTAA · tickerreport.com · 6 Oct 2026

0 headlines in the last 90 days name Lou Silverman; 2 articles from the last 14 days about the 1 company they traded most, at most three about any one of them.

Sectors

Health Care3
Not placed3

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

Related people

Donald J. TrumpPresident · Also traded STAA in the last 90 days