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sellModerate cluster of 1010b5-1 plan

Patrizio Vinciarelli sold $8.9M of VICR

Chairman and CEO at VICOR CORP. 50,000 shares at an average of $177.41, traded Mar 11, 2026, filed Mar 12, 2026.

Warning score
45
Value
$8.9M
50,000 shares
Holdings after
9,408,163
-1% from before
From 52-week low
+354%
low $39.41, close $178.83
From 52-week high
-15%
high $209.19, as of Mar 11, 2026

Score components

  • Role
    CEO
    +25
  • Trade size
    $8.9M at market
    +25
  • Share of holdings sold
    Sold 0.5% of holdings
    0
  • Cluster
    10 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 +10.6%, 3m +77.6%, 6m +6.1%.

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 13, 2026 · close 267.24
Since filing Mar 12, 2026: +59.3%SPY +17.7% · excess +41.5%

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 0001193125-26-103936, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Mar 11, 2026SOpen-market sale
Common Stock10b5-1
-200$168.12$34k9,457,963Mar 12, 2026
Mar 11, 2026SOpen-market sale
Common Stock10b5-1
-1,408$169.38$238k9,456,555Mar 12, 2026
Mar 11, 2026SOpen-market sale
Common Stock10b5-1
-292$170.31$50k9,456,263Mar 12, 2026
Mar 11, 2026SOpen-market sale
Common Stock10b5-1
-300$171.26$51k9,455,963Mar 12, 2026
Mar 11, 2026SOpen-market sale
Common Stock10b5-1
-1,540$173.01$266k9,454,423Mar 12, 2026
Mar 11, 2026SOpen-market sale
Common Stock10b5-1
-1,160$174.32$202k9,453,263Mar 12, 2026
Mar 11, 2026SOpen-market sale
Common Stock10b5-1
-4,007$176.17$706k9,449,256Mar 12, 2026
Mar 11, 2026SOpen-market sale
Common Stock10b5-1
-10,063$177.28$1.8M9,439,193Mar 12, 2026
Mar 11, 2026SOpen-market sale
Common Stock10b5-1
-18,734$178.12$3.3M9,420,459Mar 12, 2026
Mar 11, 2026SOpen-market sale
Common Stock10b5-1
-11,185$178.95$2.0M9,409,274Mar 12, 2026
Mar 11, 2026SOpen-market sale
Common Stock10b5-1
-1,111$180.17$200k9,408,163Mar 12, 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