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sellNotable cluster of 4

A Brooke Seawell sold $462k of TENB

director at Tenable Holdings, Inc.. 15,000 shares at an average of $30.80, traded Sep 9, 2025, filed Sep 11, 2025.

Warning score
67
Value
$462k
15,000 shares
Holdings after
0
-100% from before
From 52-week low
+8%
low $28.58, close $30.79
From 52-week high
-31%
high $44.50, as of Sep 9, 2025

Score components

  • Role
    Director
    +15
  • Trade size
    $462k at market
    +17
  • Share of holdings sold
    Sold 100% of holdings
    +20
  • Cluster
    4 insiders selling within 14 days
    +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 -4.8%, 3m -12.7%, 6m -33.6%.

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 Sep 11, 2025: +33.5%SPY +19.9% · excess +13.6%

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 0001660280-25-000119, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Sep 9, 2025SOpen-market sale
Common Stockindirect: Trust
-15,000$30.80$462k0Sep 11, 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%
45Moderate
TENBsell
Tenable Holdings, Inc.
A Brooke Seawell
director
$2.9M
115,000 shares
-100%
0Weak
TENBsell
Tenable Holdings, Inc.
Barron Anschutz
other
$28k
976 shares
-2%
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 $462k of TENB | InsiderTell