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sellModerate

A Brooke Seawell sold $2.9M of TENB

director at Tenable Holdings, Inc.. 115,000 shares at an average of $24.82, traded Dec 15, 2025, filed Dec 17, 2025.

Warning score
45
Value
$2.9M
115,000 shares
Holdings after
0
-100% from before
From 52-week low
0%
low $24.75, close $24.75
From 52-week high
-44%
high $44.50, as of Dec 15, 2025

Score components

  • Role
    Director
    +15
  • Trade size
    $2.9M at market
    +25
  • Share of holdings sold
    Sold 100% of holdings
    +20
  • Cluster
    No other insider selling within 14 days
    0
  • 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.

This signal so far: 1m -10.3%, 3m -17.5%, 6m +9.0%.

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.

TENBOct 12, 2026 · close 40.77
Since filing Dec 17, 2025: +65.3%SPY +17.1% · excess +48.2%

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 0001197652-25-000011, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Dec 15, 2025MOption exercise
Common Stockindirect: Trust
+115,000$9.66$1.1M115,000Dec 17, 2025
Dec 15, 2025SOpen-market sale
Common Stockindirect: Trust
-115,000$24.82$2.9M0Dec 17, 2025
Dec 15, 2025MOption exercise
Employee Stock Option (right to buy)derivativeindirect: Trust
-115,000$0.00$00Dec 17, 2025

Related signals

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

ScoreCompanyInsiderValueHoldingsFiled
35Weak
TENBsell 2
Tenable Holdings, Inc.
Linda Kay Zecher
director
$49k
1,390 shares
-17%
37Weak
TENBsell 2
Tenable Holdings, Inc.
Linda Kay Zecher
director
$92k
2,620 shares
-24%
11Weak
TENBsell 210b5-1
Tenable Holdings, Inc.
Raymond Vicks Jr.
director
$65k
1,819 shares
-8%
53Moderate
TENBbuy
Tenable Holdings, Inc.
Matthew Charles Brown
Chief Financial Officer
$258k
12,000 shares
+65%
47Moderate
TENBbuy 2
Tenable Holdings, Inc.
Raymond Vicks Jr.
director
$100k
4,500 shares
+38%
50Moderate
TENBbuy 2
Tenable Holdings, Inc.
Arthur W Coviello Jr
director
$258k
12,000 shares
+30%
0Weak
TENBsell
Tenable Holdings, Inc.
Barron Anschutz
other
$28k
976 shares
-2%
67Notable
TENBsell 4
Tenable Holdings, Inc.
A Brooke Seawell
director
$462k
15,000 shares
-100%
46Moderate
TENBsell 4
Tenable Holdings, Inc.
A Brooke Seawell
director
$139k
4,622 shares
-24%
23Weak
TENBsell 4
Tenable Holdings, Inc.
Barron Anschutz
other
$20k
670 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.

A Brooke Seawell sold $2.9M of TENB | InsiderTell