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Anterix (ATEX) Institutional Ownership

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$76.99 -0.43 (-0.56%)
Closing price 09/18/2026 04:00 PM Eastern
Extended Trading
$78.82 +1.83 (+2.38%)
As of 09/18/2026 07:30 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.
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Institutional Ownership Changes (13F Filings) for Anterix (NASDAQ:ATEX)

Current
Institutional Ownership
Percentage
87.67%
Number of
Institutional Buyers
(last 12 months)
60
Total
Institutional Inflows
(last 12 months)
$278.16M
Number of
Institutional Sellers
(last 12 months)
34
Total
Institutional Outflows
(last 12 months)
$35.90M
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ATEX Institutional Buying and Selling by Quarter

Anterix Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
9/9/2026 Integrated Wealth Concepts LLC338$35K0.0%N/A0.002%
9/9/2026 IFP Advisors Inc397$41K0.0%-63.2%0.002%
8/20/2026 Proficio Capital Partners LLC3,000$309K0.0%-85.0%0.015%
8/19/2026 Wellington Management Group LLP31,006$3.19M0.0%N/A0.158%
8/17/2026 Proficio Capital Partners LLC3,000$309K0.0%N/A0.015%
8/17/2026 Panoramic Capital LLC154,377$15.89M6.8%N/A0.787%
8/17/2026 Bank of America Corp DE134,686$13.87M0.0%N/A0.687%
8/15/2026 Jupiter Topco LLC662,415$68.19M0.0%N/A3.378%
8/14/2026 Canada Pension Plan Investment Board3,700$381K0.0%N/A0.019%
8/14/2026 Legal & General Group Plc2,152$222K0.0%N/A0.011%
8/14/2026 The Manufacturers Life Insurance Company3,123$321K0.0%N/A0.016%
8/12/2026 Ieq Capital LLC2,195$226K0.0%N/A0.011%
8/11/2026 Virtus Advisers LLC3,976$409K0.2%N/A0.020%
8/7/2026 BlackRock Inc.1,075,115$110.67M0.0%N/A5.513%
8/7/2026 Deutsche Bank AG15,643$1.61M0.0%N/A0.080%
8/6/2026 Bank of New York Mellon Corp69,374$7.14M0.0%N/A0.356%
7/8/2026 FNY Investment Advisers LLC350$36K0.0%-96.9%0.002%
6/3/2026 Parallel Advisors LLC933$36K0.0%+63.7%0.005%
5/19/2026 Bank of America Corp DE167,781$6.41M0.0%+17.2%0.896%
5/18/2026 Royal Bank of Canada3,034$116K0.0%+151.2%0.016%
5/16/2026 Quantinno Capital Management LP15,619$596K0.0%+64.6%0.083%
5/14/2026 Gabelli Funds LLC265,800$10.15M0.1%-12.8%1.419%
5/14/2026 Gamco Investors INC. ET AL425,820$16.26M0.2%+0.8%2.273%
5/7/2026 Dimensional Fund Advisors LP424,856$16.22M0.0%+30.8%2.268%
5/7/2026 Parallel Advisors LLC933$36K0.0%+63.7%0.005%
5/5/2026 Bank of New York Mellon Corp67,836$2.59M0.0%-1.4%0.362%
5/1/2026 Fifth Third Bancorp1,685$64K0.0%N/A0.009%
4/30/2026 Waterfront Wealth Inc.59,955$2.29M0.4%+23.3%0.320%
4/25/2026 Strs Ohio15,700$600K0.0%-40.8%0.084%
4/23/2026 Inspire Investing LLC13,309$508K0.0%N/A0.071%
4/17/2026 Kirr Marbach & Co. LLC IN113,814$4.35M0.8%+13.3%0.608%
2/18/2026 Beartown Capital Management LLC145,000$3.17M2.3%N/A0.774%
2/18/2026 XTX Topco Ltd14,255$311K0.0%N/A0.076%
2/18/2026 Toronto Dominion Bank4,300$94K0.0%N/A0.023%
2/18/2026 Tudor Investment Corp ET AL124,943$2.73M0.0%-2.9%0.667%
2/18/2026 Millennium Management LLC439,946$9.60M0.0%+1,153.1%2.349%
2/18/2026 Man Group plc100,145$2.19M0.0%+32.3%0.535%
2/18/2026 Balyasny Asset Management L.P.17,740$387K0.0%-81.0%0.095%
2/18/2026 AYAL Capital Advisors Ltd265,000$5.79M2.0%+26.8%1.415%
2/17/2026Sandia Investment Management LP20,000$437K1.1%-26.8%0.107%
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2/17/2026 Trexquant Investment LP46,398$1.01M0.0%+16.0%0.248%
2/17/2026 Russell Investments Group Ltd.1,284$28K0.0%-40.5%0.007%
2/17/2026 Atom Investors LP83,085$1.81M0.1%+196.9%0.444%
2/17/2026 State of Wisconsin Investment Board18,432$402K0.0%N/A0.098%
2/17/2026 Royal Bank of Canada1,208$26K0.0%-94.1%0.006%
2/16/2026 Squarepoint Ops LLC53,117$1.16M0.0%+172.9%0.284%
2/16/2026 Verition Fund Management LLC12,600$275K0.0%N/A0.067%
2/16/2026 Barclays PLC18,789$410K0.0%+14.6%0.100%
2/13/2026 Marshall Wace LLP291,255$6.36M0.0%+1.6%1.556%
2/13/2026 DG Capital Management LLC21,245$464K0.2%-97.1%0.113%
2/13/2026 Charles Schwab Investment Management Inc.138,677$3.03M0.0%+0.4%0.741%
2/13/2026 State Street Corp333,788$7.29M0.0%+5.4%1.783%
2/13/2026 Wells Fargo & Company MN12,372$270K0.0%+77.5%0.066%
2/12/2026 HRT Financial LP43,090$940K0.0%-30.6%0.230%
2/12/2026 MetLife Investment Management LLC6,747$147K0.0%-12.4%0.036%
2/12/2026 Dimensional Fund Advisors LP324,923$7.09M0.0%+4.4%1.736%
2/12/2026 EntryPoint Capital LLC15,012$328K0.1%-21.9%0.080%
2/12/2026 Campbell & CO Investment Adviser LLC27,505$600K0.0%+32.2%0.147%
2/12/2026 Nuveen LLC53,155$1.16M0.0%+133.8%0.284%
2/12/2026 Group One Trading LLC6,175$135K0.0%-149.1%0.033%
2/11/2026 Deutsche Bank AG4,289$94K0.0%-68.5%0.023%
2/10/2026 Goldman Sachs Group Inc.124,630$2.72M0.0%-23.8%0.666%
2/9/2026 Geode Capital Management LLC360,139$7.86M0.0%-0.3%1.924%
2/9/2026Jefferies Financial Group Inc.454,508$9.92M0.1%N/A2.428%
2/6/2026 Covestor Ltd12,031$263K0.1%+26.3%0.064%
2/6/2026 GSA Capital Partners LLP72,976$1.59M0.1%+22.3%0.390%
2/5/2026 GABELLI & Co INVESTMENT ADVISERS INC.30,650$669K0.1%-41.3%0.164%
2/5/2026 Gamco Investors INC. ET AL422,470$9.22M0.1%+32.0%2.257%
2/5/2026 Teton Advisors LLC53,000$1.16M0.8%-8.6%0.283%
2/5/2026 Gabelli Funds LLC304,907$6.66M0.0%+6.5%1.629%
2/2/2026 Strs Ohio26,500$578K0.0%+132.5%0.142%
1/27/2026 Waterfront Wealth Inc.48,627$1.15M0.2%N/A0.260%
1/26/2026 Kirr Marbach & Co. LLC IN100,418$2.19M0.4%+3.7%0.536%
1/21/2026 Jefferson Bridge Capital LLC12,950$283K0.3%N/A0.069%
1/9/2026 SG Americas Securities LLC48,509$1.06M0.0%N/A0.259%
1/1/2026 JPMorgan Chase & Co.4,993$107K0.0%-60.2%0.027%
1/1/2026 Tudor Investment Corp ET AL128,681$2.76M0.0%+9.8%0.687%
12/9/2025 Tudor Investment Corp ET AL128,681$2.76M0.0%+9.8%0.687%
11/17/2025 Proficio Capital Partners LLC27,340$587K0.0%N/A0.146%
11/17/2025 Virtus Advisers LLC3,500$75K0.0%N/A0.019%
11/17/2025 Susquehanna International Group LLP15,724$338K0.0%-50.1%0.084%
11/17/2025 Millennium Management LLC35,108$754K0.0%-39.0%0.188%
11/17/2025 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.5,235$112K0.0%-26.1%0.028%
11/17/2025 Citadel Advisors LLC111,094$2.39M0.0%-59.4%0.594%
11/17/2025 Bank of America Corp DE136,489$2.93M0.0%-34.5%0.729%
11/17/2025 Alliancebernstein L.P.13,230$284K0.0%+16.8%0.071%
11/14/2025 Creative Planning43,694$938K0.0%N/A0.233%
11/14/2025Sandia Investment Management LP27,340$587K1.8%N/A0.146%
11/14/2025 Man Group plc75,714$1.63M0.0%+35.0%0.404%
11/14/2025Brooklyn Investment Group17,509$376K0.0%N/A0.093%
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11/13/2025 Scoggin Management LP225,000$4.83M0.8%-25.0%1.201%
11/13/2025 Marshall Wace LLP286,581$6.15M0.0%+51.6%1.529%
11/13/2025 UBS Group AG45,621$979K0.0%-14.5%0.243%
11/13/2025 FourThought Financial Partners LLC14,406$309K0.0%N/A0.077%
11/13/2025 Legal & General Group Plc2,599$56K0.0%-77.0%0.014%
11/13/2025 Russell Investments Group Ltd.2,158$46K0.0%-62.5%0.012%
11/12/2025 Gabelli Funds LLC286,282$6.15M0.0%+52.2%1.528%
11/12/2025 Gamco Investors INC. ET AL320,070$6.87M0.1%+17.1%1.708%
11/12/2025 Teton Advisors LLC58,000$1.25M0.8%N/A0.309%
11/12/2025 GABELLI & Co INVESTMENT ADVISERS INC.52,200$1.12M0.2%+219.3%0.279%


ATEX Institutional Ownership - Frequently Asked Questions

During the previous two years, 140 institutional investors and hedge funds held shares of Anterix. The most heavily invested institutionals were BlackRock Inc. ($110.67M), Jupiter Topco LLC ($68.19M), Heard Capital LLC ($65.99M), Stonehill Capital Management LLC ($22.21M), Vanguard Group Inc. ($21.65M), Gamco Investors INC. ET AL ($16.26M), and Dimensional Fund Advisors LP ($16.22M).Learn more on Anterix's institutional investors.

87.67% of Anterix's stock is owned by institutional investors. Learn more on ATEX's institutional investor holdings.

Of the 119 institutional investors that purchased Anterix's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: BlackRock Inc. ($1.08M), Jupiter Topco LLC ($662.42K), Millennium Management LLC ($457.00K), Jefferies Financial Group Inc. ($454.51K), DG Capital Management LLC ($429.02K), Gamco Investors INC. ET AL ($324.05K), and Scoggin Management LP ($300K).

Institutional investors have bought a total of 4,591,013 shares in the last 24 months. This purchase volume represents approximately $278.16M in transactions.

Of the 34 institutional investors that sold Anterix's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: DG Capital Management LLC ($723.30K), Citadel Advisors LLC ($162.80K), Balyasny Asset Management L.P. ($75.54K), Scoggin Management LP ($75K), Bank of America Corp DE ($71.96K), Gabelli Funds LLC ($39.11K), and Goldman Sachs Group Inc. ($38.82K).

Institutional investors have sold a total of 1,508,138 shares in the last 24 months. This volume of shares sold represents approximately $35.90M in transactions.


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Institutional ownership data for NASDAQ:ATEX is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 9/9/2026. New 13F filings are added each quarter as they're published.
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