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sellWeak cluster of 210b5-1 plan

Steven W Eck sold $104k of AVTR

SVP & Chief Accounting Officer at Avantor, Inc.. 5,940 shares at an average of $17.44, traded Feb 26, 2025, filed Feb 28, 2025.

Warning score
18
Value
$104k
5,940 shares
Holdings after
39,571
-13% from before
From 52-week low
-
no price yet
From 52-week high
-
no price yet

Score components

  • Role
    Officer
    +15
  • Trade size
    $104k at market
    +10
  • Share of holdings sold
    Sold 13% of holdings
    +5
  • Cluster
    2 insiders selling within 14 days
    +8
  • 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.

AVTROct 9, 2026 · close 15.67
Since filing Feb 28, 2025: -6.2%SPY +33.6% · excess -39.8%

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 0001722482-25-000054, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Feb 26, 2025SOpen-market sale
Common Stock10b5-1
-4,907$17.53$86k40,604Feb 28, 2025
Feb 27, 2025SOpen-market sale
Common Stock10b5-1
-1,033$17.00$18k39,571Feb 28, 2025

Related signals

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

ScoreCompanyInsiderValueHoldingsFiled
64Notable
AVTRbuy
Avantor, Inc.
Sanjeev K Mehra
director
$1.0M
125,000 shares
+36%
66Notable
AVTRbuy 2
Avantor, Inc.
Gregory T Lucier
director
$458k
50,000 shares
-
71Notable
AVTRbuy 2
Avantor, Inc.
Gregory L Summe
director
$940k
100,000 shares
+33%
66Notable
AVTRbuy
Avantor, Inc.
Sanjeev K Mehra
director
$3.9M
350,000 shares
-
74Notable
AVTRbuy
Avantor, Inc.
Emmanuel Ligner
President and CEO
$993k
87,500 shares
+45%
73Notable
AVTRbuy
Avantor, Inc.
Gregory L Summe
director
$1.1M
100,000 shares
+50%
63Notable
AVTRbuy
Avantor, Inc.
Gregory L Summe
director
$1.3M
100,000 shares
+100%
1Weak
AVTRsell10b5-1
Avantor, Inc.
Steven W Eck
SVP & Chief Accounting Officer
$40k
3,476 shares
-6%
60Notable
AVTRbuy
Avantor, Inc.
Gregory L Summe
director
$375k
30,000 shares
+43%
57Moderate
AVTRbuy
Avantor, Inc.
Gregory L Summe
director
$253k
20,000 shares
+40%

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.

Steven W Eck sold $104k of AVTR | InsiderTell