Skip to content
sellWeak cluster of 1110b5-1 plan

Andrew D'Amico sold $222k of VICR

director at VICOR CORP. 800 shares at an average of $277.00, traded Apr 27, 2026, filed Apr 28, 2026.

Warning score
27
Value
$222k
800 shares
Holdings after
0
-100% from before
From 52-week low
+582%
low $39.41, close $268.61
From 52-week high
-2%
high $273.53, as of Apr 27, 2026

Score components

  • Role
    Director
    +15
  • Trade size
    $222k at market
    +12
  • Share of holdings sold
    Sold 100% of holdings
    +20
  • Cluster
    11 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 +37.6%, 3m -22.8%, 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 Apr 28, 2026: +7.0%SPY +10.0% · excess -3.0%

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 0001830195-26-000004, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Apr 27, 2026MOption exercise
Common Stock10b5-1
+800$60.61$48k800Apr 28, 2026
Apr 27, 2026SOpen-market sale
Common Stock10b5-1
-800$277.00$222k0Apr 28, 2026
Apr 27, 2026MOption exercise
Non Qualified Stock Optionderivative10b5-1
-800$0.00$0800Apr 28, 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.