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sellWeak cluster of 1210b5-1 plan

Philip D Davies sold $827k of VICR

VP Global Sales & Marketing at VICOR CORP. 3,073 shares at an average of $269.07, traded May 1, 2026, filed May 4, 2026.

Warning score
38
Value
$827k
3,073 shares
Holdings after
1,920
-62% from before
From 52-week low
+581%
low $39.41, close $268.36
From 52-week high
-2%
high $273.53, as of May 1, 2026

Score components

  • Role
    Officer
    +15
  • Trade size
    $827k at market
    +23
  • Share of holdings sold
    Sold 62% of holdings
    +20
  • Cluster
    12 insiders selling within 14 days
    +15
  • Exercise and sell
    Shares came from an option exercise in the same filing
    -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 +31.7%, 3m -14.9%, 6m -.

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 May 4, 2026: +6.0%SPY +8.9% · excess -2.9%

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 0001512868-26-000004, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
May 1, 2026MOption exercise
Common Stock10b5-1
+3,073$30.98$95k4,993May 4, 2026
May 1, 2026SOpen-market sale
Common Stock10b5-1
-100$264.07$26k4,893May 4, 2026
May 1, 2026SOpen-market sale
Common Stock10b5-1
-400$266.51$107k4,493May 4, 2026
May 1, 2026SOpen-market sale
Common Stock10b5-1
-800$268.40$215k3,693May 4, 2026
May 1, 2026SOpen-market sale
Common Stock10b5-1
-1,173$269.39$316k2,520May 4, 2026
May 1, 2026SOpen-market sale
Common Stock10b5-1
-200$270.31$54k2,320May 4, 2026
May 1, 2026SOpen-market sale
Common Stock10b5-1
-200$271.53$54k2,120May 4, 2026
May 1, 2026SOpen-market sale
Common Stock10b5-1
-100$273.21$27k2,020May 4, 2026
May 1, 2026SOpen-market sale
Common Stock10b5-1
-100$274.43$27k1,920May 4, 2026
May 1, 2026MOption exercise
Non Qualified Stock Optionderivative10b5-1
-3,073$0.00$05,466May 4, 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.

Philip D Davies sold $827k of VICR | InsiderTell