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sellWeak10b5-1 plan

Dan Paterson sold $4,691 of VSTM

President and CEO at Verastem, Inc.. 806 shares at an average of $5.82, traded May 4, 2026, filed May 6, 2026.

Warning score
5
Value
$4,691
806 shares
Holdings after
612,113
-0% from before
From 52-week low
+43%
low $4.15, close $5.95
From 52-week high
-45%
high $10.77, as of May 4, 2026

Score components

  • Role
    CEO
    +25
  • Trade size
    $5k at market
    0
  • Share of holdings sold
    Sold 0.1% of holdings
    0
  • Cluster
    No other insider selling within 14 days
    0
  • 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 -38.3%, 3m -2.3%, 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.

VSTMOct 12, 2026 · close 8.25
Since filing May 6, 2026: +37.3%SPY +6.6% · excess +30.7%

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 0001104659-26-056226, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
May 4, 2026SOpen-market sale
Common Stock10b5-1
-806$5.82$4,691612,113May 6, 2026

Related signals

Other insiders at Verastem, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
10Weak
VSTMsell 210b5-1
Verastem, Inc.
Daniel Calkins
Chief Financial Officer
$21k
2,566 shares
-2%
28Weak
VSTMsell 210b5-1
Verastem, Inc.
Dan Paterson
President and CEO
$353k
44,121 shares
-6%
10Weak
VSTMsell 210b5-1
Verastem, Inc.
Daniel Calkins
Chief Financial Officer
$424
55 shares
-0%
5Weak
VSTMsell10b5-1
Verastem, Inc.
Dan Paterson
President and CEO
$7,565
1,302 shares
-0%
10Weak
VSTMsell 210b5-1
Verastem, Inc.
Daniel Calkins
Chief Financial Officer
$17k
4,089 shares
-3%
22Weak
VSTMsell 210b5-1
Verastem, Inc.
Dan Paterson
President and CEO
$87k
20,871 shares
-3%
5Weak
VSTMsell10b5-1
Verastem, Inc.
Dan Paterson
President and CEO
$6,489
970 shares
-0%
16Weak
VSTMsell 210b5-1
Verastem, Inc.
Daniel Calkins
Chief Financial Officer
$36k
5,039 shares
-5%
21Weak
VSTMsell 210b5-1
Verastem, Inc.
Dan Paterson
President and CEO
$74k
10,321 shares
-3%
17Weak
VSTMsell 410b5-1
Verastem, Inc.
Daniel Calkins
Chief Financial Officer
$629
80 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.

Dan Paterson sold $4,691 of VSTM | InsiderTell