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sellWeak10b5-1 plan

ForGrowth NAP B.V. sold $762k of NAMS

owner at NewAmsterdam Pharma Co N.V.. 29,846 shares at an average of $25.54, traded Dec 30, 2024, filed Jan 2, 2025.

Warning score
14
Value
$762k
29,846 shares
Holdings after
10,656,172
-0% from before
From 52-week low
-
no price yet
From 52-week high
-
no price yet

Score components

  • Role
    10% owner
    +12
  • Trade size
    $762k at market
    +22
  • Share of holdings sold
    Sold 0.3% 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.

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.

NAMSOct 9, 2026 · close 21.58
Since filing Jan 2, 2025: -16.9%SPY +35.8% · excess -52.7%

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 0000950170-25-000445, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Dec 30, 2024SOpen-market sale
Ordinary Sharesindirect: See footnote10b5-1
-29,846$25.54$762k10,656,172Jan 2, 2025

Related signals

Other insiders at NewAmsterdam Pharma Co N.V. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
15Weak
NAMSsell10b5-1
NewAmsterdam Pharma Co N.V.
Johannes Jacob Pieter Kastelein
Chief Scientific Officer
$1.3M
50,246 shares
-42%
38Weak
NAMSbuy
NewAmsterdam Pharma Co N.V.
Michael H. Davidson
Chief Executive Officer
$227k
10,000 shares
+1%
26Weak
NAMSsell
NewAmsterdam Pharma Co N.V.
John W Smither
director
$41k
1,600 shares
-15%
31Weak
NAMSbuy
NewAmsterdam Pharma Co N.V.
James N Topper
director
$69k
3,780 shares
+0%
30Weak
NAMSsell10b5-1
NewAmsterdam Pharma Co N.V.
Douglas F Kling
Chief Operating Officer
$1.9M
100,000 shares
-69%
25Weak
NAMSbuy
NewAmsterdam Pharma Co N.V.
James N Topper
director
$167k
8,584 shares
+0%
45Moderate
NAMSsell
NewAmsterdam Pharma Co N.V.
Louise Frederika Kooij
Chief Accounting Officer
$3.1M
150,000 shares
-91%
17Weak
NAMSsell10b5-1
NewAmsterdam Pharma Co N.V.
ForGrowth NAP B.V.
owner
$1.9M
74,910 shares
-1%
17Weak
NAMSsell10b5-1
NewAmsterdam Pharma Co N.V.
ForGrowth NAP B.V.
owner
$2.3M
91,068 shares
-1%
17Weak
NAMSsell10b5-1
NewAmsterdam Pharma Co N.V.
ForGrowth NAP B.V.
owner
$4.1M
157,234 shares
-1%

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.

ForGrowth NAP B.V. sold $762k of NAMS | InsiderTell