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sellModerate cluster of 1210b5-1 plan

Patrizio Vinciarelli sold $8.9M of VICR

Chairman and CEO at VICOR CORP. 50,000 shares at an average of $177.25, traded Mar 10, 2026, filed Mar 11, 2026.

Warning score
45
Value
$8.9M
50,000 shares
Holdings after
9,458,163
-1% from before
From 52-week low
+346%
low $39.41, close $175.80
From 52-week high
-16%
high $209.19, as of Mar 10, 2026

Score components

  • Role
    CEO
    +25
  • Trade size
    $8.9M at market
    +25
  • Share of holdings sold
    Sold 0.5% of holdings
    0
  • Cluster
    12 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 +15.9% · 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 0001193125-26-101828, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Mar 10, 2026SOpen-market sale
Common Stock10b5-1
-400$169.70$68k9,507,763Mar 11, 2026
Mar 10, 2026SOpen-market sale
Common Stock10b5-1
-959$171.18$164k9,506,804Mar 11, 2026
Mar 10, 2026SOpen-market sale
Common Stock10b5-1
-1,753$172.55$302k9,505,051Mar 11, 2026
Mar 10, 2026SOpen-market sale
Common Stock10b5-1
-4,388$173.37$761k9,500,663Mar 11, 2026
Mar 10, 2026SOpen-market sale
Common Stock10b5-1
-7,726$174.98$1.4M9,492,937Mar 11, 2026
Mar 10, 2026SOpen-market sale
Common Stock10b5-1
-3,983$175.88$701k9,488,954Mar 11, 2026
Mar 10, 2026SOpen-market sale
Common Stock10b5-1
-4,792$177.15$849k9,484,162Mar 11, 2026
Mar 10, 2026SOpen-market sale
Common Stock10b5-1
-8,218$178.20$1.5M9,475,944Mar 11, 2026
Mar 10, 2026SOpen-market sale
Common Stock10b5-1
-9,432$179.21$1.7M9,466,512Mar 11, 2026
Mar 10, 2026SOpen-market sale
Common Stock10b5-1
-2,676$180.09$482k9,463,836Mar 11, 2026
Mar 10, 2026SOpen-market sale
Common Stock10b5-1
-4,371$181.22$792k9,459,465Mar 11, 2026
Mar 10, 2026SOpen-market sale
Common Stock10b5-1
-1,302$182.17$237k9,458,163Mar 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%
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 $8.9M of VICR | InsiderTell