Anterix Ownership & Insider Activity

Anterix (ATEX) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 7.4% of shares outstanding. Institutional investors hold 55.4%. Over the past 90 days, insiders made 7 sales worth $11.0M.

Shares Outstanding

19.610M

Shares Float

12.116M

Insider Shares Owned

1.393M

Insider % Owned

7.4%

Institutional Shares Held

10.674M

Institutional % Held

55.4%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

Sales (90d)

$11.0M total

Net Activity

Net Selling

Net Value (90d)

-$11.0M

Anterix Insider Transactions (Last 6 Months)

Date	Insider	Title	Type	Shares	Price	Value
Sep 21, 2026	Scott Lang	PRESIDENT AND CEO	SELL	15.000K	$80.00	$1.2M
Sep 10, 2026	LESLIE DANIELS	DIRECTOR	SELL	2.500K	$83.83	$210K
Sep 9, 2026	Heather Martin	CHIEF MARKETING OFFICER	SELL	11.529K	$84.57	$975K
Sep 8, 2026	Gena L Ashe	CHIEF LEGAL OFFICER & CORP SEC	SELL	4.357K	$85.44	$372K
Sep 3, 2026	LESLIE DANIELS	DIRECTOR	SELL	10.100K	$87.12	$880K
Aug 25, 2026	Christopher GuttmanMcCabe	CHIEF REG & COMM OFFICER	SELL-OPTIONS	—	$63.13	$2.3M
Aug 14, 2026	William Heard	DIRECTOR	SELL	46.400K	$90.11	$4.2M
Aug 14, 2026	Scott Lang	PRESIDENT AND CEO	SELL	35.057K	$90.22	$3.2M
Jun 18, 2026	Scott Lang	PRESIDENT AND CEO	SELL	170.000	$80.25	$14K
Jun 17, 2026	Elena Marquez	CHIEF FINANCIAL OFFICER	SELL	3.065K	$59.75	$292K
Jun 16, 2026	MAHVASH YAZDI	DIRECTOR	SELL	7.000K	$80.00	$560K
Jun 15, 2026	Christopher GuttmanMcCabe	CHIEF REG & COMM OFFICER	SELL-OPTIONS	31.415K	$59.97	$2.9M
Jun 15, 2026	Gena L Ashe	CHIEF LEGAL OFFICER & CORP SEC	SELL	4.000K	$62.93	$1.4M
Jun 15, 2026	Mark Fleischhauer	DIRECTOR	SELL	3.500K	$79.83	$279K
May 20, 2026	Thomas Kuhn	DIRECTOR	SELL-OPTIONS	1.137K	$60.57	$684K