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Who

Paul Jr Walsh V

Director

Company insider

Files Form 4 as: Director, Semtech; Director, Kopin; Director, Wolfspeed; SVP, CFO & Treasurer, Allegro MicroSystems; Sr Vice President & CFO, Silicon Laboratories.

In numbers

Trades disclosed
168
Buys
1
Sells
73
Bought
$497K
Sold
$23.3M
Companies
5
Companies where not an officer
3
First trade
22 May 2006
Last trade
21 Oct 2026
Last filed
23 Oct 2026

Companies traded

Where they are an officer
ALGM Allegro MicroSystemsOfficer · Semiconductors · last 21 Dec 20210 buys · 13 sells
SLAB Silicon LaboratoriesOfficer · Semiconductors · last 15 Feb 20130 buys · 47 sells
Everywhere else they filed: board seats, 10% stakes, other companies
SMTC SemtechDirector · Semiconductors · last 21 Oct 20261 buy · 13 sells
KOPN KopinDirector · Semiconductors · last 10 Jun 20260 buys · 0 sells
WOLF WolfspeedDirector · Semiconductors · last 17 Dec 20250 buys · 0 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
21 Oct 2026filed 23 Oct 2026SMTC SemtechSemiconductorsSEC FORM 4 Sold$70K500 at $139.44filing
23 Sep 2026filed 25 Sep 2026SMTC SemtechSemiconductorsSEC FORM 4 Sold$86K500 at $172.61filing
23 Sep 2026filed 25 Sep 2026SMTC SemtechSemiconductorsSEC FORM 4 Sold$86K500 at $172.61filing
19 Aug 2026filed 21 Aug 2026SMTC SemtechSemiconductorsSEC FORM 4 Sold$68K500 at $135.48filing
19 Aug 2026filed 21 Aug 2026SMTC SemtechSemiconductorsSEC FORM 4 Sold$68K500 at $135.48filing
22 Jul 2026filed 24 Jul 2026SMTC SemtechSemiconductorsSEC FORM 4 Sold$67K500 at $133.07filing
22 Jul 2026filed 24 Jul 2026SMTC SemtechSemiconductorsSEC FORM 4 Sold$67K500 at $133.07filing
24 Jun 2026filed 26 Jun 2026SMTC SemtechSemiconductorsSEC FORM 4 Sold$82K500 at $164.99filing
24 Jun 2026filed 26 Jun 2026SMTC SemtechSemiconductorsSEC FORM 4 Sold$82K500 at $164.99filing
10 Jun 2026filed 12 Jun 2026KOPN KopinSemiconductorsSEC FORM 4 Code A—64,500 at $0.00filing
10 Jun 2026filed 12 Jun 2026KOPN KopinSemiconductorsSEC FORM 4 Code A—64,500 at $0.00filing
4 Jun 2026filed 5 Jun 2026SMTC Semtechoption or derivative · SemiconductorsSEC FORM 4 Code A—1,180 at $0.00filing
4 Jun 2026filed 5 Jun 2026SMTC Semtechoption or derivative · SemiconductorsSEC FORM 4 Code A—1,180 at $0.00filing
3 Jun 2026filed 5 Jun 2026SMTC SemtechSemiconductorsSEC FORM 4 Code M—5,321 at $0.00filing
3 Jun 2026filed 5 Jun 2026SMTC Semtechoption or derivative · SemiconductorsSEC FORM 4 Code M—5,321 at $0.00filing
3 Jun 2026filed 5 Jun 2026SMTC Semtechoption or derivative · SemiconductorsSEC FORM 4 Code M—5,321 at $0.00filing
3 Jun 2026filed 5 Jun 2026SMTC SemtechSemiconductorsSEC FORM 4 Code M—5,321 at $0.00filing
20 May 2026filed 22 May 2026SMTC SemtechSemiconductorsSEC FORM 4 Sold$69K500 at $138.21filing
20 May 2026filed 22 May 2026SMTC SemtechSemiconductorsSEC FORM 4 Sold$69K500 at $138.21filing
22 Apr 2026filed 24 Apr 2026SMTC SemtechSemiconductorsSEC FORM 4 Sold$53K500 at $105.93filing

Sectors

Technology74

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

Related people

Robert WillettDirector · Director at Allegro Microsystems, filing Form 4 there in the last year
Jennie RaubacherDirector · Director at Allegro Microsystems, filing Form 4 there in the last year
Robert J. ConradSr VP and General Manager · Sr VP and General Manager at Silicon Laboratories, filing Form 4 there in the last year
Erin HagenSVP, Chro · SVP, Chro at Allegro Microsystems, filing Form 4 there in the last year
Mary G. PumaDirector · Director at Allegro Microsystems, filing Form 4 there in the last year
Gilbert Ray Cisneros, Jr.Representative, CA-31 · Also traded SMTC and ALGM in the last 90 days
Jason Elliot GreenEVP and CCO · Also traded SMTC in the last 90 days
Hong Q. HouPresident and CEO · Also traded SMTC in the last 90 days