Form4insider filings, from the source

Company · CIK 0000751978 · SIC 3679 — Electronic Components, NEC · Nasdaq

VICOR CORP · VICR

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

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $546k · 1net −$546k
$10k$10k$100k$100k$1M$1MbuyssalesAug 28Sep 2Sep 7Sep 12Sep 17Sep 23Sep 28

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 1, 2026 SForm 4 →Sep 3, 2:13 pm EDTPhilip D DaviesCorp. VP-Global Sales & Mktg., Director3,073$177.70$546,0841,920−61.5%10b5-1
Sep 1, 2026 MForm 4 →Sep 3, 2:13 pm EDTPhilip D DaviesCorp. VP-Global Sales & Mktg., Director3,073$41.61$127,8684,993—10b5-1

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

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 1, 2026 MForm 4 →Sep 3, 2:13 pm EDTPhilip D DaviesCorp. VP-Global Sales & Mktg., Director3,073——856—10b5-1