Who Owns Anterix Inc. (ATEX)?Hedge Fund & Institutional Holders

$36.94-1.17 (-3.07%)Communication ServicesNASDAQ

Institutional Holders

50

as of Q4 2025

Total Institutional Value

$1.1813937476176852e+193T

% of Float Held

2.991434906555184e+272%

QoQ Change in Holders

+15 / -1

Price History

$17.99$23.99$29.99$35.99$41.99Sep 24Jun 25Mar 26

ATEX — Biggest New Institutional Buyers This Quarter

FundActionShares AddedValue Added
Jefferies Financial Group Inc.New Position+455K+$9.0M
Potomac Capital Management, Inc.New Position+161K+$3.5M
Beartown Capital Management, LLCNew Position+145K+$3.2M
Waterfront Wealth Inc.New Position+49K+$1.1M
SG Americas Securities, LLCNew Position+49K+$1.1M
STRS OHIONew Position+27K+$578K
WOODMONT INVESTMENT COUNSEL LLCNew Position+17K+$378K
IMC-Chicago, LLCNew Position+13K+$292K
Marble Bar Asset Management LLPNew Position+13K+$289K
Jefferson Bridge Capital, LLCNew Position+13K+$282K
Covestor LtdNew Position+12K+$263K
Caption Management, LLCNew Position+10K+$229K
CWM, LLCNew Position+322+$7K
SIGNATUREFD, LLCNew Position+250+$5K
Quarry LPNew Position+188+$4K

ATEX — Institutions Reducing or Closing Positions

FundActionShares SoldValue Sold
BlackRock, Inc.Decreased-13K-$22.1B
VANGUARD GROUP INCDecreased-77K-$21.6B
DG Capital Management, LLCDecreased-723K-$16.0B
GEODE CAPITAL MANAGEMENT, LLCDecreased-1K-$7.8B
FMR LLCDecreased-237K-$6.2B
SCOGGIN MANAGEMENT LPClosed Position-225K-$4.8B
Qube Research & Technologies LtdDecreased-79K-$4.4B
GOLDMAN SACHS GROUP INCDecreased-39K-$3.5B
D. E. Shaw & Co., Inc.Decreased-69K-$2.8B
TUDOR INVESTMENT CORP ET ALDecreased-4K-$2.8B
NORTHERN TRUST CORPDecreased-3K-$2.5B
CITADEL ADVISORS LLCDecreased-3K-$2.4B
BALYASNY ASSET MANAGEMENT L.P.Decreased-76K-$2.0B
Teton Advisors, LLCDecreased-5K-$1.2B
GABELLI & Co INVESTMENT ADVISERS, INC.Decreased-22K-$1.1B

Top Institutional Holders(Q4 2025)

#FundSharesValue% of PortfolioType
1Owl Creek Asset Management, L.P.5,411,776$118.1M3.57%Share
2Heard Capital LLC1,716,738$37.5M1.76%Share
3VANGUARD GROUP INC810,133$17.7M0.00%Share
4QVT Financial LP503,941$11.0M0.94%Share
5BlackRock, Inc.464,053$10.0M0.00%Share
6GAMCO INVESTORS, INC. ET AL422,470$9.2M0.09%Share
7BlackRock, Inc.423,661$9.0M0.00%Share
8Jefferies Financial Group Inc.454,508$9.0M0.05%Share
9MILLENNIUM MANAGEMENT LLC439,946$9.0M0.00%Share
10GARNET EQUITY CAPITAL HOLDINGS, INC.397,395$8.7M1.14%Share
11STATE STREET CORP333,788$7.0M0.00%Share
12GEODE CAPITAL MANAGEMENT, LLC308,601$6.0M0.00%Share
13MARSHALL WACE, LLP291,255$6.0M0.01%Share
14DIMENSIONAL FUND ADVISORS LP305,259$6.0M0.00%Share
15GABELLI FUNDS LLC304,907$6.0M0.04%Share
16AYAL Capital Advisors Ltd265,000$5.8M2.02%Share
17Potomac Capital Management, Inc.161,400$3.5M2.83%Share
18Beartown Capital Management, LLC145,000$3.2M2.29%Share
19BANK OF AMERICA CORP /DE/141,795$3.0M0.00%Share
20CHARLES SCHWAB INVESTMENT MANAGEMENT INC138,677$3.0M0.00%Share
21VANGUARD GROUP INC114,206$2.5M0.00%Share
22KIRR MARBACH & CO LLC /IN/100,418$2.2M0.42%Share
23TUDOR INVESTMENT CORP ET AL124,943$2.0M0.00%Share
24Man Group plc100,145$2.0M0.00%Share
25NORTHERN TRUST CORP110,117$2.0M0.00%Share
26Qube Research & Technologies Ltd124,646$2.0M0.00%Share
27Caption Management, LLC62,500$1.4M0.01%Put
28Teton Advisors, LLC53,000$1.2M0.80%Share
29Waterfront Wealth Inc.48,627$1.1M0.22%Share
30Schonfeld Strategic Advisors LLC49,462$1.1M0.00%Share
31UBS Group AG48,727$1.1M0.00%Share
32SG Americas Securities, LLC48,509$1.1M0.00%Share
33Trexquant Investment LP46,398$1.0M0.01%Share
34SUSQUEHANNA INTERNATIONAL GROUP, LLP49,000$1.0M0.00%Put
35CITADEL ADVISORS LLC46,263$1.0M0.00%Share
36CITADEL ADVISORS LLC62,117$1.0M0.00%Share
37Squarepoint Ops LLC53,117$1.0M0.00%Share
38D. E. Shaw & Co., Inc.46,058$1.0M0.00%Share
39GSA CAPITAL PARTNERS LLP72,976$1.0M0.09%Share
40MORGAN STANLEY69,144$1.0M0.00%Share
41BlackRock, Inc.64,603$1.0M0.00%Share
42JANE STREET GROUP, LLC54,255$1.0M0.00%Share
43GOLDMAN SACHS GROUP INC85,386$1.0M0.00%Share
44JANE STREET GROUP, LLC79,850$1.0M0.00%Share
45GEODE CAPITAL MANAGEMENT, LLC51,538$1.0M0.00%Share
46FMR LLC50,519$1.0M0.00%Share
47Atom Investors LP83,085$1.0M0.08%Share
48GABELLI & Co INVESTMENT ADVISERS, INC.30,650$669K0.10%Share
49STRS OHIO26,500$578K0.00%Share
50DG Capital Management, LLC21,245$463K0.20%Share

ATEX Institutional Ownership History

QuarterHoldersTotal ValueChange
Q4 2025116$326.0M+23
Q3 202593$335.9B-1
Q2 202594$394.3B-35
Q1 2025129$593.8B+16
Q4 2024113$468.5B+1
Q3 2024112$462.5T+12
Q2 2024100$428.9T+14
Q1 202486$184.3T—

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As of Q4 2025, 50 institutional investors hold ATEX (Anterix Inc.). The largest holder is Owl Creek Asset Management, L.P. with $118.1M in shares. This quarter, 15 institutions opened new positions and 1 closed their positions.

Frequently Asked Questions

How many hedge funds own ATEX?

As of Q4 2025, 50 institutional investors report holding ATEX (Anterix Inc.) in their 13F filings.

Who is the largest institutional holder of ATEX?

The largest institutional holder of ATEX is Owl Creek Asset Management, L.P. with $118.1M in shares.

Is institutional ownership of ATEX increasing or decreasing?

This quarter, 15 institutions opened new positions in ATEX and 1 closed their positions.