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sellWeak cluster of 410b5-1 plan

David Altshuler sold $408k of VRTX

EVP, Chief Scientific Officer at VERTEX PHARMACEUTICALS INC / MA. 848 shares at an average of $480.95, traded Feb 25, 2025, filed Feb 26, 2025.

Warning score
26
Value
$408k
848 shares
Holdings after
40,200
-2% from before
From 52-week low
+21%
low $396.64, close $480.35
From 52-week high
-7%
high $516.74, as of Feb 25, 2025

Score components

  • Role
    Officer
    +15
  • Trade size
    $408k at market
    +16
  • Share of holdings sold
    Sold 2.1% of holdings
    0
  • Cluster
    4 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.

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.

VRTXOct 9, 2026 · close 510.08
Since filing Feb 26, 2025: +6.5%SPY +33.5% · excess -27.1%

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 0000875320-25-000101, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Feb 24, 2025FTax withholding
Common Stock10b5-1
-3,971$483.28$1.9M41,048Feb 26, 2025
Feb 25, 2025SOpen-market sale
Common Stock10b5-1
-848$480.95$408k40,200Feb 26, 2025

Related signals

Other insiders at VERTEX PHARMACEUTICALS INC / MA and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
3Weak
VRTXsell 210b5-1
VERTEX PHARMACEUTICALS INC / MA
David Altshuler
EVP, Chief Scientific Officer
$22k
52 shares
-0%
15Weak
VRTXsell 210b5-1
VERTEX PHARMACEUTICALS INC / MA
Sangeeta N. Bhatia
director
$202k
400 shares
-8%
33Weak
VRTXsell 210b5-1
VERTEX PHARMACEUTICALS INC / MA
David Altshuler
EVP, Chief Scientific Officer
$1.6M
3,231 shares
-12%
40Moderate
VRTXsell 310b5-1
VERTEX PHARMACEUTICALS INC / MA
David Altshuler
EVP, Chief Scientific Officer
$1.6M
3,231 shares
-11%
35Weak
VRTXsell 410b5-1
VERTEX PHARMACEUTICALS INC / MA
David Altshuler
EVP, Chief Scientific Officer
$1.6M
3,231 shares
-10%
30Weak
VRTXsell 410b5-1
VERTEX PHARMACEUTICALS INC / MA
David Altshuler
EVP, Chief Scientific Officer
$611k
1,272 shares
-4%
40Moderate
VRTXsell 410b5-1
VERTEX PHARMACEUTICALS INC / MA
Edward Morrow Atkinson III
EVP, Chief Technical Ops. Off.
$1.3M
2,650 shares
-12%
27Weak
VRTXsell 410b5-1
VERTEX PHARMACEUTICALS INC / MA
Kristen Ambrose
SVP & Chief Accounting Officer
$425k
884 shares
-9%
33Weak
VRTXsell 410b5-1
VERTEX PHARMACEUTICALS INC / MA
Edward Morrow Atkinson III
EVP, Chief Technical Ops. Off.
$850k
1,767 shares
-7%
28Weak
VRTXsell 410b5-1
VERTEX PHARMACEUTICALS INC / MA
David Altshuler
EVP, Chief Scientific Officer
$533k
1,111 shares
-2%

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.

David Altshuler sold $408k of VRTX | InsiderTell