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sellModerate cluster of 1410b5-1 plan

Patrizio Vinciarelli sold $8.3M of VICR

Chairman and CEO at VICOR CORP. 50,000 shares at an average of $166.30, traded Mar 6, 2026, filed Mar 10, 2026.

Warning score
45
Value
$8.3M
50,000 shares
Holdings after
9,558,163
-1% from before
From 52-week low
+313%
low $39.41, close $162.67
From 52-week high
-22%
high $209.19, as of Mar 6, 2026

Score components

  • Role
    CEO
    +25
  • Trade size
    $8.3M 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 +5.2%, 3m +61.3%, 6m +10.0%.

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 10, 2026: +51.3%SPY +15.9% · excess +35.5%

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 0001193125-26-100782, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Mar 6, 2026SOpen-market sale
Common Stock10b5-1
-1,400$160.17$224k9,606,763Mar 10, 2026
Mar 6, 2026SOpen-market sale
Common Stock10b5-1
-3,400$161.11$548k9,603,363Mar 10, 2026
Mar 6, 2026SOpen-market sale
Common Stock10b5-1
-9,500$162.36$1.5M9,593,863Mar 10, 2026
Mar 6, 2026SOpen-market sale
Common Stock10b5-1
-6,726$163.31$1.1M9,587,137Mar 10, 2026
Mar 6, 2026SOpen-market sale
Common Stock10b5-1
-4,338$164.25$713k9,582,799Mar 10, 2026
Mar 6, 2026SOpen-market sale
Common Stock10b5-1
-7,032$165.22$1.2M9,575,767Mar 10, 2026
Mar 6, 2026SOpen-market sale
Common Stock10b5-1
-3,580$166.17$595k9,572,187Mar 10, 2026
Mar 6, 2026SOpen-market sale
Common Stock10b5-1
-924$167.17$154k9,571,263Mar 10, 2026
Mar 6, 2026SOpen-market sale
Common Stock10b5-1
-1,299$168.17$218k9,569,964Mar 10, 2026
Mar 6, 2026SOpen-market sale
Common Stock10b5-1
-501$168.81$85k9,569,463Mar 10, 2026
Mar 6, 2026SOpen-market sale
Common Stock10b5-1
-1,498$171.45$257k9,567,965Mar 10, 2026
Mar 6, 2026SOpen-market sale
Common Stock10b5-1
-542$172.69$94k9,567,423Mar 10, 2026
Mar 6, 2026SOpen-market sale
Common Stock10b5-1
-1,315$173.91$229k9,566,108Mar 10, 2026
Mar 6, 2026SOpen-market sale
Common Stock10b5-1
-3,145$174.66$549k9,562,963Mar 10, 2026
Mar 6, 2026SOpen-market sale
Common Stock10b5-1
-1,700$175.49$298k9,561,263Mar 10, 2026
Mar 6, 2026SOpen-market sale
Common Stock10b5-1
-2,400$176.74$424k9,558,863Mar 10, 2026
Mar 6, 2026SOpen-market sale
Common Stock10b5-1
-700$177.47$124k9,558,163Mar 10, 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.