Form4insider filings, from the source

Company · CIK 0000355948 · SIC 5065 — Wholesale-Electronic Parts & Equipment, NEC · Nasdaq

RICHARDSON ELECTRONICS, LTD. · RELL

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $2.8M · 12net −$2.8M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesMar 27Apr 26May 27Jun 27Jul 27Aug 27Sep 27

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 20, 2026 SForm 4 →Aug 24, 12:58 pm EDTKenneth HalversonDirector1,500$17.47$26,20410,865−12.1%
Aug 19, 2026 SForm 4 →Aug 21, 9:29 am EDTJames BenhamDirector3,020$17.99$54,33019,345−13.5%
Aug 4, 2026 SForm 4 →Aug 6, 4:42 pm EDTJacques BelinDirector5,000$21.46$107,30122,365−18.3%
Aug 4, 2026 MForm 4 →Aug 6, 4:42 pm EDTJacques BelinDirector5,000$9.10$45,50027,365—
Aug 4, 2026 SForm 4 →Aug 6, 4:38 pm EDTRobert J BenCFO, CAO, Corporate Secretary9,000$21.61$194,49060,534−12.9%
Aug 4, 2026 MForm 4 →Aug 6, 4:38 pm EDTRobert J BenCFO, CAO, Corporate Secretary9,000$15.59$140,31069,534—
Aug 4, 2026 SForm 4 →Aug 6, 9:00 am EDTWendy DiddellCOO, Director23,901$20.00$478,020114,150−17.3%
Aug 3, 2026 SForm 4 →Aug 5, 3:21 pm EDTKenneth HalversonDirector5,000$18.77$93,85412,365−28.8%
Aug 3, 2026 SForm 4 →Aug 5, 3:17 pm EDTJames BenhamDirector9,836$18.50$181,96622,365−30.5%
Aug 3, 2026 MForm 4 →Aug 5, 3:17 pm EDTJames BenhamDirector9,836$15.55$152,99232,201—
Jul 30, 2026 SForm 4 →Aug 3, 9:17 am EDTRobert H KlugeDirector29,000$17.90$519,18451,365−36.1%
Jul 30, 2026 MForm 4 →Aug 3, 9:17 am EDTRobert H KlugeDirector29,000$6.35$184,19080,365—
Jul 29, 2026 SForm 4 →Jul 31, 3:22 pm EDTJames BenhamDirector164$19.06$3,12622,365−0.73%
Jul 29, 2026 MForm 4 →Jul 31, 3:22 pm EDTJames BenhamDirector164$15.60$2,55822,529—
Jul 28, 2026 SForm 4 →Jul 30, 4:07 pm EDTPaul J PlanteDirector17,000$18.81$319,81314,188−54.5%
Jul 28, 2026 MForm 4 →Jul 30, 4:07 pm EDTPaul J PlanteDirector10,000$15.56$155,55031,188—
Jul 28, 2026 SForm 4 →Jul 30, 12:00 pm EDTJens Frank RuppertEVP Canvys37,500$19.01$712,8082,000−94.9%
Jul 28, 2026 SForm 4 →Jul 30, 11:56 am EDTRobert J BenCFO, CAO, Corporate Secretary7,500$20.00$150,00060,534−11.0%
Jul 28, 2026 MForm 4 →Jul 30, 11:56 am EDTRobert J BenCFO, CAO, Corporate Secretary7,500$10.47$78,51068,034—
Jul 21, 2026 FForm 4 →Jul 23, 3:18 pm EDTRobert J BenCFO, CAO, Corporate Secretary1,000$17.60$17,59560,534—
Jul 21, 2026 FForm 4 →Jul 23, 3:14 pm EDTKathleen McNallyEVP Global Supply Chain1,107$17.60$19,48149,062—
Jul 21, 2026 FForm 4 →Jul 23, 3:11 pm EDTWendy DiddellCOO, Director5,598$17.60$98,500138,051—
Jul 20, 2026 AForm 4 →Jul 22, 4:08 pm EDTKathleen McNallyEVP Global Supply Chain5,000——50,169—
Jul 20, 2026 AForm 4 →Jul 22, 4:05 pm EDTWendy DiddellCOO, Director20,000——143,649—
Jul 20, 2026 AForm 4 →Jul 22, 4:02 pm EDTEdward J RichardsonChairman & CEO, Director, 10% Owner20,000——43,114—
Jul 20, 2026 AForm 4 →Jul 22, 3:58 pm EDTRobert J BenCFO, CAO, Corporate Secretary8,500——61,534—
Jul 20, 2026 AForm 4 →Jul 22, 3:52 pm EDTJacques BelinDirector3,020——22,365—
Jul 20, 2026 AForm 4 →Jul 22, 3:49 pm EDTJames BenhamDirector3,020——22,365—
Jul 20, 2026 AForm 4 →Jul 22, 3:47 pm EDTKenneth HalversonDirector3,020——17,365—
Jul 20, 2026 AForm 4 →Jul 22, 3:45 pm EDTRobert H KlugeDirector3,020——51,365—
Jul 20, 2026 AForm 4 →Jul 22, 3:42 pm EDTPaul J PlanteDirector3,020——21,188—
Jul 17, 2026 FForm 4 →Jul 21, 3:02 pm EDTWendy DiddellCOO, Director2,795$17.18$48,018123,649—
Jul 17, 2026 FForm 4 →Jul 21, 2:54 pm EDTKathleen McNallyEVP Global Supply Chain550$17.18$9,44945,169—

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 4, 2026 MForm 4 →Aug 6, 4:42 pm EDTJacques BelinDirector5,000——0—
Aug 4, 2026 MForm 4 →Aug 6, 4:38 pm EDTRobert J BenCFO, CAO, Corporate Secretary9,000——9,000—
Aug 3, 2026 MForm 4 →Aug 5, 3:17 pm EDTJames BenhamDirector9,836——0—
Jul 30, 2026 MForm 4 →Aug 3, 9:17 am EDTRobert H KlugeDirector29,000——1,000—
Jul 29, 2026 MForm 4 →Jul 31, 3:22 pm EDTJames BenhamDirector164——4,836—
Jul 28, 2026 MForm 4 →Jul 30, 4:07 pm EDTPaul J PlanteDirector10,000——0—
Jul 28, 2026 MForm 4 →Jul 30, 11:56 am EDTRobert J BenCFO, CAO, Corporate Secretary7,500——8,000—
Jul 20, 2026 AForm 4 →Jul 22, 4:08 pm EDTKathleen McNallyEVP Global Supply Chain7,500——7,500—
Jul 20, 2026 AForm 4 →Jul 22, 4:05 pm EDTWendy DiddellCOO, Director20,000——20,000—
Jul 20, 2026 AForm 4 →Jul 22, 4:02 pm EDTEdward J RichardsonChairman & CEO, Director, 10% Owner20,000——20,000—
Jul 20, 2026 AForm 4 →Jul 22, 3:58 pm EDTRobert J BenCFO, CAO, Corporate Secretary10,000——10,000—
Jul 20, 2026 AForm 4 →Jul 22, 3:56 pm EDTGregory J PeloquinEVP PMT10,000——10,000—
Jul 20, 2026 AForm 4 →Jul 22, 3:54 pm EDTJens Frank RuppertEVP Canvys10,000——10,000—