Skip to content
sellModerate cluster of 810b5-1 plan

Patrizio Vinciarelli sold $8.5M of VICR

Chairman and CEO at VICOR CORP. 50,000 shares at an average of $170.86, traded Mar 13, 2026, filed Mar 16, 2026.

Warning score
45
Value
$8.5M
50,000 shares
Holdings after
9,308,163
-1% from before
From 52-week low
+338%
low $39.41, close $172.57
From 52-week high
-18%
high $209.19, as of Mar 13, 2026

Score components

  • Role
    CEO
    +25
  • Trade size
    $8.5M at market
    +25
  • Share of holdings sold
    Sold 0.5% of holdings
    0
  • Cluster
    8 insiders selling within 14 days
    +15
  • 10b5-1 plan
    Pre-scheduled under a 10b5-1 plan
    -20

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

This signal so far: 1m +4.7%, 3m +73.9%, 6m -0.4%.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

VICROct 9, 2026 · close 266.07
Since filing Mar 16, 2026: +43.5%SPY +17.2% · excess +26.3%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001193125-26-108790, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Mar 13, 2026SOpen-market sale
Common Stock10b5-1
-1,300$165.21$215k9,356,863Mar 16, 2026
Mar 13, 2026SOpen-market sale
Common Stock10b5-1
-2,638$166.83$440k9,354,225Mar 16, 2026
Mar 13, 2026SOpen-market sale
Common Stock10b5-1
-4,502$167.62$755k9,349,723Mar 16, 2026
Mar 13, 2026SOpen-market sale
Common Stock10b5-1
-6,926$168.71$1.2M9,342,797Mar 16, 2026
Mar 13, 2026SOpen-market sale
Common Stock10b5-1
-5,100$169.93$867k9,337,697Mar 16, 2026
Mar 13, 2026SOpen-market sale
Common Stock10b5-1
-7,937$170.93$1.4M9,329,760Mar 16, 2026
Mar 13, 2026SOpen-market sale
Common Stock10b5-1
-5,106$171.76$877k9,324,654Mar 16, 2026
Mar 13, 2026SOpen-market sale
Common Stock10b5-1
-8,291$172.62$1.4M9,316,363Mar 16, 2026
Mar 13, 2026SOpen-market sale
Common Stock10b5-1
-3,714$174.01$646k9,312,649Mar 16, 2026
Mar 13, 2026SOpen-market sale
Common Stock10b5-1
-2,986$175.25$523k9,309,663Mar 16, 2026
Mar 13, 2026SOpen-market sale
Common Stock10b5-1
-1,500$175.80$264k9,308,163Mar 16, 2026

Related signals

Other insiders at VICOR CORP and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
33Weak
VICRsell 210b5-1
VICOR CORP
Philip D Davies
Corp. VP-Global Sales & Mktg.
$972k
3,072 shares
-62%
38Weak
VICRsell 210b5-1
VICOR CORP
Patrizio Vinciarelli
Chairman & CEO
$6.3M
20,000 shares
-0%
38Weak
VICRsell 210b5-1
VICOR CORP
Patrizio Vinciarelli
Chairman & CEO
$6.2M
20,000 shares
-0%
19Weak
VICRsell10b5-1
VICOR CORP
Philip D Davies
Corp. VP-Global Sales & Mktg.
$546k
3,073 shares
-62%
48Moderate
VICRsell 3
VICOR CORP
Zmira Lavie
director
$227k
908 shares
-100%
58Moderate
VICRsell 3
VICOR CORP
Samuel J Anderson
director
$524k
2,073 shares
-34%
35Weak
VICRsell 310b5-1
VICOR CORP
Philip D Davies
Corp. VP-Global Sales & Mktg.
$650k
3,072 shares
-62%
41Moderate
VICRsell 2
VICOR CORP
Zmira Lavie
director
$273k
1,216 shares
-100%
32Weak
VICRsell 410b5-1
VICOR CORP
Patrizio Vinciarelli
Chairman & CEO
$212k
700 shares
-0%
40Moderate
VICRsell 410b5-1
VICOR CORP
Philip D Davies
Corp. VP-Global Sales & Mktg.
$1.1M
3,073 shares
-62%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Patrizio Vinciarelli sold $8.5M of VICR | InsiderTell