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sellModerate cluster of 3

Leslie B Daniels sold $880k of ATEX

director at Anterix Inc.. 10,100 shares at an average of $87.12, traded Sep 3, 2026, filed Sep 8, 2026.

Warning score
58
Value
$880k
10,100 shares
Holdings after
45,977
-18% from before
From 52-week low
+384%
low $17.99, close $87.10
From 52-week high
-20%
high $108.21, as of Sep 3, 2026

Score components

  • Role
    Director
    +15
  • Trade size
    $880k at market
    +23
  • Share of holdings sold
    Sold 18% of holdings
    +5
  • Cluster
    3 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.

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.

ATEXOct 9, 2026 · close 84.53
Since filing Sep 8, 2026: -1.1%SPY +1.9% · excess -3.0%

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 0001052559-26-000004, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Sep 3, 2026SOpen-market sale
Common Stock
-6,000$87.15$523k50,07734 d ago
Sep 4, 2026SOpen-market sale
Common Stock
-2,900$87.31$253k47,17734 d ago
Sep 4, 2026SOpen-market sale
Common Stock
-1,200$86.50$104k45,97734 d ago

Related signals

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

ScoreCompanyInsiderValueHoldingsFiled
55Moderate
ATEXsell 410b5-1
Anterix Inc.
Scott A. Lang
President and CEO
$1.2M
15,000 shares
-36%
75Notable
ATEXsell 4
Anterix Inc.
Scott A. Lang
President and CEO
$1.2M
15,000 shares
-36%
42Moderate
ATEXsell 4
Anterix Inc.
Leslie B Daniels
director
$210k
2,500 shares
-5%
56Moderate
ATEXsell 4
Anterix Inc.
Heather Martin
Chief Marketing Officer
$679k
8,064 shares
-23%
40Moderate
ATEXsell 4
Anterix Inc.
Gena L Ashe
Chief Legal Officer & Corp Sec
$372k
4,357 shares
-46%
55Moderate
ATEXsell 4
Anterix Inc.
Gena L Ashe
Chief Legal Officer & Corp Sec
$372k
4,357 shares
-46%
40Moderate
ATEXsell
Anterix Inc.
William Heard
director
$1.4M
35,400 shares
-2%
47Moderate
ATEXsell
Anterix Inc.
Morgan E Obrien
Executive Chairman
$455k
13,609 shares
-36%
33Weak
ATEXbuy
Anterix Inc.
Mark Fleischhauer
director
$120k
3,500 shares
-
31Weak
ATEXbuy
Anterix Inc.
Leslie B Daniels
director
$66k
2,000 shares
-

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.

Leslie B Daniels sold $880k of ATEX | InsiderTell