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sellModerate cluster of 610b5-1 plan

Patrizio Vinciarelli sold $9.0M of VICR

Chairman and CEO at VICOR CORP. 50,000 shares at an average of $179.39, traded Mar 19, 2026, filed Mar 20, 2026.

Warning score
45
Value
$9.0M
50,000 shares
Holdings after
9,108,163
-1% from before
From 52-week low
+382%
low $39.41, close $190.13
From 52-week high
-9%
high $209.19, as of Mar 19, 2026

Score components

  • Role
    CEO
    +25
  • Trade size
    $9.0M at market
    +25
  • Share of holdings sold
    Sold 0.5% of holdings
    0
  • Cluster
    6 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 +32.5%, 3m +101.4%, 6m +35.4%.

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 20, 2026: +61.7%SPY +20.7% · excess +41.1%

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 0001193125-26-117370, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Mar 19, 2026SOpen-market sale
Common Stock10b5-1
-8,339$172.26$1.4M9,149,824Mar 20, 2026
Mar 19, 2026SOpen-market sale
Common Stock10b5-1
-12,262$173.11$2.1M9,137,562Mar 20, 2026
Mar 19, 2026SOpen-market sale
Common Stock10b5-1
-2,599$174.08$452k9,134,963Mar 20, 2026
Mar 19, 2026SOpen-market sale
Common Stock10b5-1
-800$175.27$140k9,134,163Mar 20, 2026
Mar 19, 2026SOpen-market sale
Common Stock10b5-1
-400$176.51$71k9,133,763Mar 20, 2026
Mar 19, 2026SOpen-market sale
Common Stock10b5-1
-600$177.94$107k9,133,163Mar 20, 2026
Mar 19, 2026SOpen-market sale
Common Stock10b5-1
-500$179.94$90k9,132,663Mar 20, 2026
Mar 19, 2026SOpen-market sale
Common Stock10b5-1
-2,383$181.86$433k9,130,280Mar 20, 2026
Mar 19, 2026SOpen-market sale
Common Stock10b5-1
-5,325$182.73$973k9,124,955Mar 20, 2026
Mar 19, 2026SOpen-market sale
Common Stock10b5-1
-5,262$183.59$966k9,119,693Mar 20, 2026
Mar 19, 2026SOpen-market sale
Common Stock10b5-1
-1,421$184.74$263k9,118,272Mar 20, 2026
Mar 19, 2026SOpen-market sale
Common Stock10b5-1
-1,095$185.60$203k9,117,177Mar 20, 2026
Mar 19, 2026SOpen-market sale
Common Stock10b5-1
-399$186.90$75k9,116,778Mar 20, 2026
Mar 19, 2026SOpen-market sale
Common Stock10b5-1
-400$187.58$75k9,116,378Mar 20, 2026
Mar 19, 2026SOpen-market sale
Common Stock10b5-1
-2,917$189.78$554k9,113,461Mar 20, 2026
Mar 19, 2026SOpen-market sale
Common Stock10b5-1
-4,342$190.24$826k9,109,119Mar 20, 2026
Mar 19, 2026SOpen-market sale
Common Stock10b5-1
-956$191.45$183k9,108,163Mar 20, 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%
43Moderate
VICRsell
VICOR CORP
Samuel J Anderson
director
$524k
2,073 shares
-34%
45Moderate
VICRsell 310b5-1
VICOR CORP
Patrizio Vinciarelli
Chairman & CEO
$3.9M
11,240 shares
-0%
45Moderate
VICRsell 310b5-1
VICOR CORP
Patrizio Vinciarelli
Chairman & CEO
$3.2M
8,760 shares
-0%
26Weak
VICRsell 410b5-1
VICOR CORP
Andrew D'Amico
director
$173k
531 shares
-266%
37Weak
VICRsell 410b5-1
VICOR CORP
James F Schmidt
CFO, Treasurer, Secretary
$332k
1,000 shares
-100%
45Moderate
VICRsell 410b5-1
VICOR CORP
Patrizio Vinciarelli
Chairman & CEO
$6.6M
20,000 shares
-0%

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.