Anterix Inc.

ATEXNASDAQ

$85.61+1.28 (+1.52%)as of Oct 5, 2026

Legend

Insider buy

Insider sell

Congress buy

Congress sell

Hedge Funds
bought vs soldGreener markers show more buyers; redder markers show more sellers.

Company share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size.

Insider buy
Insider sell
Congress buy
Congress sell
Hedge Funds bought vs sold

Share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size. Greener fund markers mean more buyers.

Insider Buy
Insider Sell
Congress Buy
Congress Sell
Hedge funds bought vs sold
BuybackNo changeNet dilution

Anterix Inc. price and activity chart data

Showing the 1Y range: Oct 6, 2025 to Oct 5, 2026. Price (+284.1%). 0 insider or congressional trades plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Largest institutional holders

13F · Q2 2026

Fund	% of company held	Value	% of portfolio	Quarterly activity
Owl Creek Asset Management, L.P.	27.68%	$557M	46.08%	Not reported
T. Rowe Price Investment Management, Inc.	12.01%	$242M	0.16%	New Not reported
Heard Capital LLC	8.78%	$177M	7.56%	Not reported
BlackRock, Inc.	5.50%	$111M	0.00%	Not reported
Jupiter Topco LLC	3.39%	$68.2M	0.03%	Not reported
Vanguard Capital Management LLC	2.83%	$56.9M	0.00%	Not reported
Plustick Management LLC	2.66%	$53.5M	19.90%	Add 4.08%
State Street Corp	2.54%	$51.1M	0.00%	Not reported
Gamco Investors, Inc. Et Al	2.13%	$42.8M	0.38%	Not reported
Geode Capital Management, LLC	1.99%	$40M	0.00%	Not reported
Dimensional Fund Advisors LP	1.90%	$38.2M	0.01%	Not reported
FMR LLC	1.89%	$38.1M	0.00%	Not reported
Gabelli Funds LLC	1.42%	$28.7M	0.18%	Not reported
Invesco Ltd.	1.03%	$20.7M	0.00%	Not reported
Vanguard Portfolio Management LLC	0.81%	$16.3M	0.00%	Not reported
Garnet Equity Capital Holdings, Inc.	0.80%	$16.1M	3.03%	Reduce 54.55%
Potomac Capital Management, Inc.	0.79%	$16M	10.89%	Reduce 10.78%
Panoramic Capital, LLC	0.79%	$15.9M	6.84%	Add 14.35%
Goldman Sachs Group Inc	0.71%	$14.3M	0.00%	Not reported
Charles Schwab Investment Management Inc	0.71%	$14.3M	0.00%	Not reported
Bank of America Corp	0.69%	$13.9M	0.00%	Not reported
Northern Trust Corp	0.63%	$12.7M	0.00%	Not reported
Vanguard Fiduciary Trust Co	0.62%	$12.5M	0.00%	Not reported
Kirr Marbach & Co LLC	0.59%	$11.9M	2.01%	Add 1.98%
D. E. Shaw & Co., Inc.	0.48%	$9.57M	0.00%	Not reported
Morgan Stanley	0.41%	$8.28M	0.00%	Not reported
OpenArc Corporate Advisory, LLC	0.39%	$7.78M	0.09%	Not reported
Beartown Capital Management, LLC	0.38%	$7.72M	3.39%	Reduce 25.00%
Granahan Investment Management, LLC	0.37%	$7.42M	0.26%	Not reported
Bank of New York Mellon Corp	0.35%	$7.14M	0.00%	Not reported
Marble Bar Asset Management LLP	0.35%	$7.03M	4.87%	Add 27.54%
683 Capital Management, LLC	0.34%	$6.79M	0.33%	Add 43.48%
Citigroup Inc	0.31%	$6.18M	0.00%	Not reported
Trexquant Investment LP	0.27%	$5.5M	0.03%	Not reported
Informed Momentum Co LLC	0.27%	$5.41M	0.48%	Not reported
Potrero Capital Research LLC	0.24%	$4.79M	2.66%	Reduce 79.73%
Teton Advisors, LLC	0.22%	$4.43M	2.56%	Reduce 18.87%
Nuveen, LLC	0.18%	$3.69M	0.00%	Not reported
Creative Planning	0.18%	$3.56M	0.00%	Not reported
Gilder Gagnon Howe & Co LLC	0.17%	$3.38M	0.03%	New Not reported
Wellington Management Group LLP	0.16%	$3.19M	0.00%	New Not reported
Millennium Management LLC	0.16%	$3.12M	0.00%	Not reported
EVR Research LP	0.13%	$2.57M	1.27%	New Not reported
UBS Group AG	0.12%	$2.47M	0.00%	Not reported
Campbell & CO Investment Adviser LLC	0.11%	$2.17M	0.11%	Reduce 47.89%
Harbor Capital Advisors, Inc.	0.11%	$2.14M	0.15%	New Not reported
Hanseatic Management Services Inc	0.09%	$1.9M	1.39%	New Not reported
Caption Management, LLC	0.09%	$1.8M	0.01%	Not reported
Jane Street Group, LLC	0.09%	$1.8M	0.00%	Not reported
Quantinno Capital Management LP	0.09%	$1.77M	0.00%	Add 10.31%

50 of 161 holders

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