Skip to content
sellModerate cluster of 1410b5-1 plan

Patrizio Vinciarelli sold $8.2M of VICR

Chairman and CEO at VICOR CORP. 50,000 shares at an average of $164.26, traded Mar 9, 2026, filed Mar 11, 2026.

Warning score
45
Value
$8.2M
50,000 shares
Holdings after
9,508,163
-1% from before
From 52-week low
+331%
low $39.41, close $170.03
From 52-week high
-19%
high $209.19, as of Mar 9, 2026

Score components

  • Role
    CEO
    +25
  • Trade size
    $8.2M at market
    +25
  • Share of holdings sold
    Sold 0.5% of holdings
    0
  • Cluster
    14 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 +3.8%, 3m +54.1%, 6m +2.8%.

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 11, 2026: +48.8%SPY +16.0% · excess +32.8%

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 0001193125-26-101748, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Mar 9, 2026SOpen-market sale
Common Stock10b5-1
-3,466$159.23$552k9,554,697Mar 11, 2026
Mar 9, 2026SOpen-market sale
Common Stock10b5-1
-6,840$160.11$1.1M9,547,857Mar 11, 2026
Mar 9, 2026SOpen-market sale
Common Stock10b5-1
-8,622$161.14$1.4M9,539,235Mar 11, 2026
Mar 9, 2026SOpen-market sale
Common Stock10b5-1
-2,622$162.06$425k9,536,613Mar 11, 2026
Mar 9, 2026SOpen-market sale
Common Stock10b5-1
-1,363$163.24$223k9,535,250Mar 11, 2026
Mar 9, 2026SOpen-market sale
Common Stock10b5-1
-3,718$164.35$611k9,531,532Mar 11, 2026
Mar 9, 2026SOpen-market sale
Common Stock10b5-1
-6,453$165.18$1.1M9,525,079Mar 11, 2026
Mar 9, 2026SOpen-market sale
Common Stock10b5-1
-3,046$166.10$506k9,522,033Mar 11, 2026
Mar 9, 2026SOpen-market sale
Common Stock10b5-1
-1,620$167.31$271k9,520,413Mar 11, 2026
Mar 9, 2026SOpen-market sale
Common Stock10b5-1
-600$168.04$101k9,519,813Mar 11, 2026
Mar 9, 2026SOpen-market sale
Common Stock10b5-1
-7,449$169.16$1.3M9,512,364Mar 11, 2026
Mar 9, 2026SOpen-market sale
Common Stock10b5-1
-4,201$170.02$714k9,508,163Mar 11, 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%
11Weak
VICRsell10b5-1
VICOR CORP
Andrew D'Amico
director
$173k
531 shares
-266%
17Weak
VICRsell10b5-1
VICOR CORP
Andrew D'Amico
director
$439k
1,216 shares
-100%
13Weak
VICRsell10b5-1
VICOR CORP
Andrew D'Amico
director
$249k
754 shares
-100%
61Notable
VICRsell 5
VICOR CORP
Sean Crilly
Corp. VP-Eng., Pwr Syst.
$706k
2,500 shares
-26%
40Moderate
VICRsell 510b5-1
VICOR CORP
Philip D Davies
VP Global Sales & Marketing
$988k
3,072 shares
-62%
45Moderate
VICRsell 6
VICOR CORP
Nancy L Grava
VP Human Resources
$115k
323 shares
-100%

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 $8.2M of VICR | InsiderTell