ATEX

Anterix Inc.

Telephone Communications (No Radiotelephone)NasdaqNon-accelerated filer<br>Smaller reporting company

Total Trades

Buys

Sells

Largest Trade

$1M+

Insiders

Institutional Funds

Inst. Value

$1M+

Activist Filings

Insider Trades

Insider	Title	Type	Value	Shares	Price	Date
Lang Scott A.	President and CEO	BUY	$15K–$50K	1K	$21.61	Dec 19, 2025
Lang Scott A.	President and CEO	BUY	$50K–$100K	2K	$20.41	Dec 10, 2025
Ashe Gena L	Chief Legal Office…	SELL	$100K–$500K	7K	$21.07	Nov 19, 2025
Lang Scott A.	President and CEO	BUY	$50K–$100K	5K	$21.28	Sep 19, 2025
Heard William	Director	SELL	$1M+	35K	$39.36	Apr 17, 2025
DANIELS LESLIE B	Director	BUY	$50K–$100K	2K	$32.75	Nov 22, 2024
Ashe Gena L	Chief Legal Office…	SELL	$100K–$500K	6K	$33.00	Nov 20, 2024
Gray Timothy	CFO	SELL	$1M+	50K	$32.09	May 3, 2024
Gray Timothy	CFO	EXERCISE	$1M+	50K	$20.00	May 3, 2024
Ashe Gena L	Chief Legal Office…	SELL	$15K–$50K	936	$32.05	Dec 5, 2023
ALTMAN JEFFREY A	Director	BUY	$1M+	124K	$32.77	Dec 1, 2023
YAZDI MAHVASH	Director	BUY	$15K–$50K	1K	$29.89	Aug 8, 2023
Ashe Gena L	Chief Legal Office…	SELL	$100K–$500K	7K	$34.72	Jun 20, 2023
OBRIEN MORGAN E	Executive Chairman	SELL	$1M+	45K	$30.04	Mar 15, 2023
OBRIEN MORGAN E	Executive Chairman	EXERCISE	$500K+	40K	$21.38	Mar 15, 2023
Schwartz Robert Harris	President and CEO	BUY	$50K–$100K	3K	$29.96	Mar 13, 2023
Gray Timothy	CFO	BUY	$1K–$15K	100	$29.04	Feb 27, 2023
Ashe Gena L	Chief Legal Office…	SELL	$1K–$15K	279	$35.43	Nov 30, 2022
Guttman-McCabe Christopher	Chief Reg & Comm O…	SELL	$100K–$500K	8K	$36.20	Nov 29, 2022
Ashe Gena L	Chief Legal Office…	SELL	$15K–$50K	920	$36.90	Nov 10, 2022
Gray Timothy	CFO	BUY	$1K–$15K	100	$36.67	Sep 19, 2022
OBRIEN MORGAN E	Executive Chairman	SELL	$1M+	25K	$40.03	Jun 16, 2022
OBRIEN MORGAN E	Executive Chairman	EXERCISE	$500K+	25K	$25.00	Jun 16, 2022
Gerbrandt Ryan	COO	SELL	$50K–$100K	2K	$54.10	Jun 9, 2022
Gray Timothy	CFO	BUY	$1K–$15K	100	$42.64	Jun 2, 2022
Ashe Gena L	Chief Legal Office…	SELL	$100K–$500K	6K	$42.87	Jun 2, 2022
OBRIEN MORGAN E	Executive Chairman	EXERCISE	$500K+	25K	$25.00	Mar 23, 2022
OBRIEN MORGAN E	Executive Chairman	SELL	$1M+	25K	$56.02	Mar 23, 2022
Ashe Gena L	Chief Legal Office…	SELL	$15K–$50K	293	$55.00	Feb 10, 2022

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Institutional Ownership

13F filings as of Dec 31, 2025 · 88 funds holding

Fund	Shares	Value	Type
QVT Financial LP	504K	$1M+	SH
Jefferies Financial Group Inc.	455K	$1M+	SH
GAMCO INVESTORS, INC. ET AL	422K	$1M+	SH
STATE STREET CORP	334K	$1M+	SH
GEODE CAPITAL MANAGEMENT, LLC	309K	$1M+	SH
DIMENSIONAL FUND ADVISORS LP	305K	$1M+	SH
GABELLI FUNDS LLC	305K	$1M+	SH
MARSHALL WACE, LLP	291K	$1M+	SH
Potomac Capital Management, Inc.	161K	$1M+	SH
Beartown Capital Management, LLC	145K	$1M+	SH
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	139K	$1M+	SH
TUDOR INVESTMENT CORP ET AL	125K	$1M+	SH
KIRR MARBACH & CO LLC /IN/	100K	$1M+	SH
Man Group plc	100K	$1M+	SH
GSA CAPITAL PARTNERS LLP	73K	$1M+	SH
JANE STREET GROUP, LLC	54K	$1M+	SH
Squarepoint Ops LLC	53K	$1M+	SH
Teton Advisors, LLC	53K	$1M+	SH
Waterfront Wealth Inc.	49K	$1M+	SH
Schonfeld Strategic Advisors LLC	49K	$1M+	SH