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 $148.0M · 39net −$148.0M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesSep 2024Jan 2025May 2025Sep 2025Jan 2026May 2026Sep 2026

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
Aug 20, 2026 MForm 4 →Aug 24, 2:40 pm EDTSamuel J AndersonDirector3,409$46.94$160,0077,443—
Aug 17, 2026 SForm 4 →Aug 19, 9:42 am EDTZmira LavieDirector908$250.00$227,0000−100%
Aug 17, 2026 MForm 4 →Aug 19, 9:42 am EDTZmira LavieDirector908$44.07$40,016908—
Aug 17, 2026 SForm 4 →Aug 18, 4:14 pm EDTSamuel J AndersonDirector2,073$252.60$523,6404,034−33.9%
Aug 3, 2026 SForm 4 →Aug 5, 11:13 am EDTPhilip D DaviesCorp. VP-Global Sales & Mktg., Director3,072$211.69$650,3081,920−61.5%10b5-1
Aug 3, 2026 MForm 4 →Aug 5, 11:13 am EDTPhilip D DaviesCorp. VP-Global Sales & Mktg., Director3,072$41.61$127,8264,992—10b5-1
Jul 24, 2026 MForm 4 →Jul 28, 11:42 am EDTEstia J EichtenDirector5,987$33.42$200,107104,825—
Jul 23, 2026 SForm 4 →Jul 27, 11:09 am EDTZmira LavieDirector1,216$224.72$273,2600−100%
Jul 23, 2026 MForm 4 →Jul 27, 11:09 am EDTZmira LavieDirector1,216$32.89$39,9941,216—
Jul 6, 2026 SForm 4 →Jul 7, 10:04 am EDTPatrizio VinciarelliChairman & CEO, Director, 10% Owner700$302.40$211,6818,347,390−0.01%10b5-1
Jul 2, 2026 SForm 4 →Jul 6, 1:12 pm EDTPatrizio VinciarelliChairman & CEO, Director, 10% Owner20,000$318.88$6,377,6068,348,090−0.24%10b5-1
Jul 1, 2026 SForm 4 →Jul 6, 11:55 am EDTPhilip D DaviesCorp. VP-Global Sales & Mktg., Director3,073$356.97$1,096,9681,920−61.5%10b5-1
Jul 1, 2026 MForm 4 →Jul 6, 11:55 am EDTPhilip D DaviesCorp. VP-Global Sales & Mktg., Director3,073$33.33$102,4194,993—10b5-1
Jul 1, 2026 SForm 4 →Jul 6, 11:16 am EDTPatrizio VinciarelliChairman & CEO, Director, 10% Owner20,000$356.68$7,133,6408,368,090−0.24%10b5-1
Jun 30, 2026 SForm 4 →Jul 1, 10:36 am EDTPatrizio VinciarelliChairman & CEO, Director, 10% Owner20,000$375.04$7,500,8328,388,090−0.24%10b5-1
Jun 29, 2026 SForm 4 →Jun 30, 4:40 pm EDTPatrizio VinciarelliChairman & CEO, Director, 10% Owner8,760$366.98$3,214,7098,408,090−0.10%10b5-1
Jun 29, 2026 SForm 4 →Jun 30, 4:38 pm EDTPatrizio VinciarelliChairman & CEO, Director, 10% Owner11,240$345.04$3,878,2128,416,850−0.13%10b5-1
Jun 26, 2026 SForm 4 →Jun 29, 11:02 am EDTPatrizio VinciarelliChairman & CEO, Director, 10% Owner20,000$323.05$6,461,0858,428,090−0.24%10b5-1
Jun 25, 2026 SForm 4 →Jun 29, 1:26 pm EDTJames F SchmidtCFO, Treasurer, Secretary, Director1,000$331.68$331,6810−100%10b5-1
Jun 25, 2026 MForm 4 →Jun 29, 1:26 pm EDTJames F SchmidtCFO, Treasurer, Secretary, Director1,000$100.00$100,0001,000—10b5-1
Jun 25, 2026 SForm 4 →Jun 29, 11:08 am EDTAndrew D'AmicoDirector531$326.04$173,1280−100%10b5-1
Jun 25, 2026 MForm 4 →Jun 29, 11:08 am EDTAndrew D'AmicoDirector531$75.30$39,982331—10b5-1
Jun 25, 2026 SForm 4 →Jun 29, 10:59 am EDTPatrizio VinciarelliChairman & CEO, Director, 10% Owner20,000$330.56$6,611,1038,448,090−0.24%10b5-1
Jun 24, 2026 SForm 4 →Jun 25, 2:20 pm EDTPatrizio VinciarelliChairman & CEO, Director, 10% Owner20,000$326.44$6,528,7258,468,090−0.24%10b5-1
Jun 24, 2026 SForm 4 →Jun 25, 11:00 am EDTJames F SchmidtCFO, Treasurer, Secretary, Director331$334.90$110,8520−100%10b5-1
Jun 24, 2026 MForm 4 →Jun 25, 11:00 am EDTJames F SchmidtCFO, Treasurer, Secretary, Director331$60.37$19,982331—10b5-1
Jun 23, 2026 SForm 4 →Jun 25, 10:47 am EDTPatrizio VinciarelliChairman & CEO, Director, 10% Owner20,000$337.45$6,749,0668,488,090−0.24%10b5-1
Jun 23, 2026 SForm 4 →Jun 24, 1:41 pm EDTAndrew D'AmicoDirector754$330.00$248,8200−100%10b5-1
Jun 23, 2026 MForm 4 →Jun 24, 1:41 pm EDTAndrew D'AmicoDirector754$53.07$40,015754—10b5-1
Jun 23, 2026 SForm 4 →Jun 24, 11:25 am EDTJames F SchmidtCFO, Treasurer, Secretary, Director754$330.00$248,8200−100%10b5-1
Jun 23, 2026 MForm 4 →Jun 24, 11:25 am EDTJames F SchmidtCFO, Treasurer, Secretary, Director754$53.07$40,015754—10b5-1
Jun 22, 2026 SForm 4 →Jun 24, 1:51 pm EDTPatrizio VinciarelliChairman & CEO, Director, 10% Owner20,000$360.94$7,218,8268,508,090−0.23%10b5-1
Jun 22, 2026 SForm 4 →Jun 24, 12:26 pm EDTAndrew D'AmicoDirector1,216$360.77$438,7020−100%10b5-1
Jun 22, 2026 MForm 4 →Jun 24, 12:26 pm EDTAndrew D'AmicoDirector1,216$32.89$39,9941,216—10b5-1
Jun 22, 2026 SForm 4 →Jun 23, 2:20 pm EDTJames F SchmidtCFO, Treasurer, Secretary, Director2,124$360.60$765,9050−100%10b5-1
Jun 22, 2026 MForm 4 →Jun 23, 2:20 pm EDTJames F SchmidtCFO, Treasurer, Secretary, Director2,124$37.67$80,0102,124—10b5-1
Jun 18, 2026 SForm 4 →Jun 22, 11:08 am EDTPatrizio VinciarelliChairman & CEO, Director, 10% Owner20,000$330.74$6,614,8698,528,090−0.23%10b5-1
Jun 17, 2026 SForm 4 →Jun 18, 10:50 am EDTPatrizio VinciarelliChairman & CEO, Director, 10% Owner20,000$329.57$6,591,4588,548,090−0.23%10b5-1
Jun 16, 2026 SForm 4 →Jun 17, 11:16 am EDTPatrizio VinciarelliChairman and CEO, Director, 10% Owner20,000$328.20$6,564,0978,568,090−0.23%10b5-1
Jun 15, 2026 SForm 4 →Jun 16, 4:28 pm EDTPatrizio VinciarelliChairman & CEO, Director, 10% Owner20,000$318.65$6,372,9728,588,090−0.23%10b5-1
Jun 12, 2026 SForm 4 →Jun 16, 1:35 pm EDTPatrizio VinciarelliChairman & CEO, Director, 10% Owner20,000$304.87$6,097,4438,608,090−0.23%10b5-1
Jun 11, 2026 SForm 4 →Jun 15, 1:59 pm EDTPatrizio VinciarelliChairman & CEO, Director, 10% Owner20,000$290.39$5,807,7518,628,090−0.23%10b5-1
Jun 11, 2026 SForm 4 →Jun 12, 10:52 am EDTClaudio TuozzoloCorp. Vice President, Director730$292.89$213,81013,240−5.23%
Jun 11, 2026 MForm 4 →Jun 12, 10:52 am EDTClaudio TuozzoloCorp. Vice President, Director730$33.96$24,79113,970—
Jun 10, 2026 SForm 4 →Jun 11, 4:37 pm EDTPatrizio VinciarelliChairman and CEO, Director, 10% Owner20,000$279.50$5,590,0368,648,090−0.23%10b5-1
Jun 9, 2026 SForm 4 →Jun 10, 4:11 pm EDTPatrizio VinciarelliChairman and CEO, Director, 10% Owner20,000$279.99$5,599,8458,668,090−0.23%10b5-1
Jun 8, 2026 SForm 4 →Jun 9, 1:39 pm EDTPatrizio VinciarelliChairman and CEO, Director, 10% Owner20,000$270.93$5,418,6998,688,090−0.23%10b5-1
Jun 5, 2026 SForm 4 →Jun 8, 4:37 pm EDTSean CrillyCorp. VP-Eng., Pwr Syst.2,500$282.52$706,2937,229−25.7%
Jun 5, 2026 SForm 4 →Jun 8, 3:04 pm EDTPatrizio VinciarelliChairman and CEO, Director, 10% Owner20,000$276.40$5,527,9538,708,090−0.23%10b5-1
Jun 4, 2026 GForm 4 →Jun 5, 1:49 pm EDTEstia J EichtenDirector90,000——98,838—
Jun 4, 2026 SForm 4 →Jun 5, 12:10 pm EDTPatrizio VinciarelliChairman and CEO, Director, 10% Owner20,000$311.85$6,237,0988,728,090−0.23%10b5-1
Jun 3, 2026 SForm 4 →Jun 4, 2:26 pm EDTPatrizio VinciarelliChairman and CEO, Director, 10% Owner20,000$330.19$6,603,8428,748,090−0.23%10b5-1
Jun 2, 2026 SForm 4 →Jun 3, 11:31 am EDTPatrizio VinciarelliChairman and CEO, Director, 10% Owner20,000$327.08$6,541,5268,768,090−0.23%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
Aug 20, 2026 MForm 4 →Aug 24, 2:40 pm EDTSamuel J AndersonDirector3,409——3,648—
Aug 17, 2026 MForm 4 →Aug 19, 9:42 am EDTZmira LavieDirector908——3,631—
Aug 3, 2026 MForm 4 →Aug 5, 11:13 am EDTPhilip D DaviesCorp. VP-Global Sales & Mktg., Director3,072——11,607—10b5-1
Jul 24, 2026 MForm 4 →Jul 28, 11:42 am EDTEstia J EichtenDirector5,987——0—
Jul 23, 2026 MForm 4 →Jul 27, 11:09 am EDTZmira LavieDirector1,216——3,648—
Jul 1, 2026 MForm 4 →Jul 6, 11:55 am EDTPhilip D DaviesCorp. VP-Global Sales & Mktg., Director3,073——0—10b5-1
Jun 25, 2026 MForm 4 →Jun 29, 1:26 pm EDTJames F SchmidtCFO, Treasurer, Secretary, Director1,000——0—10b5-1
Jun 25, 2026 MForm 4 →Jun 29, 11:08 am EDTAndrew D'AmicoDirector531——331—10b5-1
Jun 24, 2026 MForm 4 →Jun 25, 11:00 am EDTJames F SchmidtCFO, Treasurer, Secretary, Director331——331—10b5-1
Jun 23, 2026 MForm 4 →Jun 24, 1:41 pm EDTAndrew D'AmicoDirector754——1,507—10b5-1
Jun 23, 2026 MForm 4 →Jun 24, 11:25 am EDTJames F SchmidtCFO, Treasurer, Secretary, Director754——1,507—10b5-1
Jun 22, 2026 AMForm 4 →Jun 24, 12:26 pm EDTAndrew D'AmicoDirector1,764——3,648—10b5-1
Jun 22, 2026 AForm 4 →Jun 24, 9:12 am EDTSamuel J AndersonDirector548——548—
Jun 22, 2026 AForm 4 →Jun 24, 9:09 am EDTMichael McNamaraCorp. VP-General Mrg. Ops., Director548——548—
Jun 22, 2026 AForm 4 →Jun 24, 9:05 am EDTJason CarlsonDirector548——548—
Jun 22, 2026 AForm 4 →Jun 24, 8:54 am EDTPhilip D DaviesCorp. VP-Global Sales & Mktg., Director548——548—
Jun 22, 2026 AForm 4 →Jun 24, 8:25 am EDTZmira LavieDirector548——548—
Jun 22, 2026 AForm 4 →Jun 24, 8:14 am EDTZheng John ShenDirector548——548—
Jun 22, 2026 AForm 4 →Jun 23, 4:57 pm EDTClaudio TuozzoloCorp. Vice President, Director548——548—
Jun 22, 2026 AMForm 4 →Jun 23, 2:20 pm EDTJames F SchmidtCFO, Treasurer, Secretary, Director2,672——3,631—10b5-1
Jun 11, 2026 MForm 4 →Jun 12, 10:52 am EDTClaudio TuozzoloCorp. Vice President, Director730——26,183—