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

$1.1813900037476e+282T

% of Float Held

2.991434906555167e+259%

QoQ Change in Holders

+6 / -2

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
MILLENNIUM MANAGEMENT LLCIncreased+405K+$8.2B
BANK OF AMERICA CORP /DE/Increased+7K+$3.0B
GAMCO INVESTORS, INC. ET ALIncreased+102K+$2.4B
AYAL Capital Advisors LtdIncreased+56K+$1.3B
Waterfront Wealth Inc.New Position+49K+$1.1B
STRS OHIONew Position+27K+$578.0M
Atom Investors LPIncreased+55K+$399.1M
WOODMONT INVESTMENT COUNSEL LLCNew Position+17K+$378.0M
Man Group plcIncreased+24K+$374.4M
IMC-Chicago, LLCNew Position+13K+$292.0M
Caption Management, LLCNew Position+10K+$229.0M
GROUP ONE TRADING LLCIncreased+5K+$101.5M
UBS Group AGIncreased+3K+$84.5M
CHARLES SCHWAB INVESTMENT MANAGEMENT INCIncreased+599+$35.5M
Jefferies Financial Group Inc.New Position+455K+$9.0M

ATEX — Institutions Reducing or Closing Positions

FundActionShares SoldValue Sold
DG Capital Management, LLCDecreased-723K-$15.5B
Qube Research & Technologies LtdDecreased-79K-$4.4B
TUDOR INVESTMENT CORP ET ALDecreased-4K-$2.8B
GOLDMAN SACHS GROUP INCDecreased-39K-$2.5B
BALYASNY ASSET MANAGEMENT L.P.Decreased-76K-$2.0B
D. E. Shaw & Co., Inc.Decreased-69K-$1.8B
Teton Advisors, LLCDecreased-5K-$1.2B
Creative PlanningDecreased-13K-$938.1M
Sandia Investment Management LPDecreased-7K-$586.6M
Engineers Gate Manager LPClosed Position-27K-$580.8M
NORTHERN TRUST CORPDecreased-3K-$512.1M
ROYAL BANK OF CANADADecreased-19K-$438.0M
AQR CAPITAL MANAGEMENT LLCClosed Position-19K-$417.8M
CITADEL ADVISORS LLCDecreased-3K-$385.2M
RHUMBLINE ADVISERSDecreased-3K-$381.7M

Top Institutional Holders(Q4 2025)

#FundSharesValue% of PortfolioType
1Owl Creek Asset Management, L.P.5,411,776$118.1B3.57%Share
2Heard Capital LLC1,716,738$37.5B1.76%Share
3QVT Financial LP503,941$11.0B0.94%Share
4GAMCO INVESTORS, INC. ET AL422,470$9.2B0.09%Share
5MILLENNIUM MANAGEMENT LLC439,946$9.0B0.00%Share
6DIMENSIONAL FUND ADVISORS LP305,259$6.0B0.00%Share
7GABELLI FUNDS LLC304,907$6.0B0.04%Share
8AYAL Capital Advisors Ltd265,000$5.8B2.02%Share
9BANK OF AMERICA CORP /DE/141,795$3.0B0.00%Share
10CHARLES SCHWAB INVESTMENT MANAGEMENT INC138,677$3.0B0.00%Share
11NORTHERN TRUST CORP110,117$2.0B0.00%Share
12Man Group plc100,145$2.0B0.00%Share
13Caption Management, LLC62,500$1.4B0.01%Put
14Waterfront Wealth Inc.48,627$1.1B0.22%Share
15UBS Group AG48,727$1.1B0.00%Share
16D. E. Shaw & Co., Inc.46,058$1.0B0.00%Share
17CITADEL ADVISORS LLC46,263$1.0B0.00%Share
18CITADEL ADVISORS LLC62,117$1.0B0.00%Share
19GOLDMAN SACHS GROUP INC85,386$1.0B0.00%Share
20FMR LLC50,519$1.0B0.00%Share
21Atom Investors LP83,085$1.0B0.08%Share
22SUSQUEHANNA INTERNATIONAL GROUP, LLP49,000$1.0B0.00%Put
23STRS OHIO26,500$578.0M0.00%Share
24DG Capital Management, LLC21,245$463.0M0.20%Share
25Proficio Capital Partners LLC20,000$436.0M0.03%Share
26WOODMONT INVESTMENT COUNSEL LLC17,316$378.0M0.02%Share
27EntryPoint Capital, LLC15,012$327.0M0.13%Share
28IMC-Chicago, LLC13,377$292.0M0.00%Share
29IMC-Chicago, LLC11,700$255.0M0.00%Put
30Caption Management, LLC10,493$229.0M0.00%Share
31GROUP ONE TRADING LLC6,175$134.0M0.00%Share
32Central Pacific Bank - Trust Division6,000$130.0M0.02%Share
33VANGUARD GROUP INC810,133$17.0M0.00%Share
34BlackRock, Inc.464,053$10.0M0.00%Share
35Jefferies Financial Group Inc.454,508$9.0M0.05%Share
36BlackRock, Inc.423,661$9.0M0.00%Share
37GARNET EQUITY CAPITAL HOLDINGS, INC.397,395$8.7M1.14%Share
38STATE STREET CORP333,788$7.0M0.00%Share
39MARSHALL WACE, LLP291,255$6.0M0.01%Share
40Quarry LP188$4.0M0.00%Share
41NISA INVESTMENT ADVISORS, LLC203$4.0M0.00%Share
42Private Wealth Management Group, LLC185$4.0M0.00%Share
43Potomac Capital Management, Inc.161,400$3.5M2.83%Share
44Beartown Capital Management, LLC145,000$3.2M2.29%Share
45KIRR MARBACH & CO LLC /IN/100,418$2.2M0.42%Share
46Qube Research & Technologies Ltd124,646$2.0M0.00%Share
47US BANCORP \DE\114$2.0M0.00%Share
48TUDOR INVESTMENT CORP ET AL124,943$2.0M0.00%Share
49Optiver Holding B.V.124$2.0M0.00%Share
50VANGUARD GROUP INC114,206$2.0M0.00%Share

ATEX Institutional Ownership History

QuarterHoldersTotal ValueChange
Q4 2025116$223.9B+23
Q3 202593$249.8B-1
Q2 202594$305.4B-35
Q1 2025129$511.3B+16
Q4 2024113$353.1B+1
Q3 2024112$8.3T+12
Q2 2024100$7.1T+14
Q1 202486$4.0T—

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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 $118.1B in shares. This quarter, 6 institutions opened new positions and 2 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 $118.1B in shares.

Is institutional ownership of ATEX increasing or decreasing?

This quarter, 6 institutions opened new positions in ATEX and 2 closed their positions.