Skip to content
sellWeak cluster of 4

Kathleen Kool sold $122k of ASPN

director at ASPEN AEROGELS INC. 4,470 shares at an average of $27.30, traded May 22, 2024, filed May 23, 2024.

Warning score
35
Value
$122k
4,470 shares
Holdings after
11,685
-28% from before
From 52-week low
+388%
low $5.55, close $27.08
From 52-week high
-1%
high $27.41, as of May 22, 2024

Score components

  • Role
    Director
    +15
  • Trade size
    $122k at market
    +10
  • Share of holdings sold
    Sold 28% of holdings
    +10
  • Cluster
    4 insiders selling within 14 days
    +15
  • Exercise and sell
    Shares came from an option exercise in the same filing
    -15

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.

ASPNOct 12, 2026 · close 5.44
Since filing May 23, 2024: -80.3%SPY +52.3% · excess -132.6%

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 0000950170-24-063943, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
May 22, 2024MOption exercise
Common Stock
+4,470$12.15$54k16,155May 23, 2024
May 22, 2024SOpen-market sale
Common Stock
-4,470$27.30$122k11,685May 23, 2024
May 22, 2024MOption exercise
Stock Option (Right to Buy)derivative
-4,470$0.00$00May 23, 2024

Related signals

Other insiders at ASPEN AEROGELS INC and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
57Moderate
ASPNsell
ASPEN AEROGELS INC
Koch, Inc.
owner
$58M
12,280,426 shares
-100%
22Weak
ASPNsell10b5-1
ASPEN AEROGELS INC
Donald R Young
President and CEO
$184k
56,845 shares
-10%
31Weak
ASPNsell
ASPEN AEROGELS INC
Santhosh P Daniel
Chief Accounting Officer
$47k
6,410 shares
-26%
43Moderate
ASPNbuy
ASPEN AEROGELS INC
Donald R Young
President and CEO
$107k
20,000 shares
+4%
50Moderate
ASPNsell 310b5-1
ASPEN AEROGELS INC
Donald R Young
President and CEO
$13M
433,690 shares
-57%
57Moderate
ASPNsell 6
ASPEN AEROGELS INC
Wood River Capital, LLC
owner
$82M
3,500,000 shares
-22%
44Moderate
ASPNsell 5
ASPEN AEROGELS INC
Keith L Schilling
SVP, Technology
$537k
20,000 shares
-41%
75Notable
ASPNsell 4
ASPEN AEROGELS INC
Gregg Landes
SVP, Operations and Strat Deve
$1.2M
48,386 shares
-62%
50Moderate
ASPNsell 4
ASPEN AEROGELS INC
Corby C Whitaker
SVP, Sales and Marketing
$1.4M
55,159 shares
-30%
15Weak
ASPNsell
ASPEN AEROGELS INC
Gregg Landes
SVP, Operations and Strat Deve
$1,707
155 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.

Kathleen Kool sold $122k of ASPN | InsiderTell