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Anterix Inc.

ATEX
Exchange
Nasdaq
Industry
Telephone Communications (No Radiotelephone)
SEC CIK
0001304492

In the last 90 days, Anterix Inc. insiders filed 0 open-market purchases and 10 sales; 171 institutions reported holding it in 13F filings for Q2 2026, worth $1.97B in total; no superinvestor holds it.

13F holders, Q1 2021

Institutional positions in Anterix Inc. as of Mar 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
97
No complete 13F data for Q4 2020
Shares held
15.5M
No complete 13F data for Q4 2020
Total value
$731.0M
No complete 13F data for Q4 2020

Holders and value by quarter

Institutions reporting ATEX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2021: 97 institutions
Q1 2021: 97 institutionsQ2 2021: 107 institutionsQ3 2021: 108 institutionsQ4 2021: 108 institutionsQ1 2022: 109 institutionsQ2 2022: 95 institutionsQ3 2022: 100 institutionsQ4 2022: 92 institutionsQ1 2023: 88 institutionsQ2 2023: 95 institutionsQ3 2023: 98 institutionsQ4 2023: 93 institutionsQ1 2024: 98 institutionsQ2 2024: 115 institutionsQ3 2024: 129 institutionsQ4 2024: 116 institutionsQ1 2025: 130 institutionsQ2 2025: 112 institutionsQ3 2025: 111 institutionsQ4 2025: 117 institutionsQ1 2026: 132 institutionsQ2 2026: 171 institutions
Value heldQ1 2021: $731.0M
Q1 2021: $731.0MQ2 2021: $912.0MQ3 2021: $920.4MQ4 2021: $892.1MQ1 2022: $881.6MQ2 2022: $620.9MQ3 2022: $567.4MQ4 2022: $503.6MQ1 2023: $515.5MQ2 2023: $491.3MQ3 2023: $472.2MQ4 2023: $492.4MQ1 2024: $493.3MQ2 2024: $593.3MQ3 2024: $593.7MQ4 2024: $490.5MQ1 2025: $598.6MQ2 2025: $431.0MQ3 2025: $341.2MQ4 2025: $353.3MQ1 2026: $646.5MQ2 2026: $1.97B
Institutions holding ATEX and their total value by quarter
QuarterHoldersValue
Q2 2026171$1.97B
Q1 2026132$646.5M
Q4 2025117$353.3M
Q3 2025111$341.2M
Q2 2025112$431.0M
Q1 2025130$598.6M
Q4 2024116$490.5M
Q3 2024129$593.7M
Q2 2024115$593.3M
Q1 202498$493.3M
Q4 202393$492.4M
Q3 202398$472.2M
Q2 202395$491.3M
Q1 202388$515.5M
Q4 202292$503.6M
Q3 2022100$567.4M
Q2 202295$620.9M
Q1 2022109$881.6M
Q4 2021108$892.1M
Q3 2021108$920.4M
Q2 2021107$912.0M
Q1 202197$731.0M

Institutions, Q1 2021

Shares, value and share of portfolio for each institution holding Anterix Inc..

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding ATEX in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Glassman Wealth Services27$1.00K0.00%––
Parallel Advisors, LLC37$2.00K0.00%––
Private Capital Group, LLC34$2.00K0.00%––
Signaturefd, LLC56$3.00K0.00%––
Captrust Financial Advisors72$3.00K0.00%––
Meridian Wealth Partners, LLC55$3.00K0.00%––
Howe & Rusling Inc125$6.00K0.00%––
O'Shaughnessy Asset Management, LLC131$6.00K0.00%––
Wealthcare Advisory Partners LLC130$6.00K0.00%––
Berman Capital Advisors, LLC134$6.00K0.00%––
Baillie Gifford & Co162$8.00K0.00%––
US Bancorp183$9.00K0.00%––
Nisa Investment Advisors, LLC275$13.0K0.00%––
Steward Partners Investment Advisory, LLC500$23.6K0.00%––
Global Retirement Partners, LLC546$26.0K0.00%––
Bank of Montreal794$37.0K0.00%––
Great West Life Assurance Co834$39.0K0.00%––
Zurcher Kantonalbank (Zurich Cantonalbank)912$43.0K0.00%––
Ameritas Investment Partners, Inc.926$44.0K0.00%––
Tower Research Capital LLC (TRC)964$46.0K0.00%––
Jacobi Capital Management LLC1,000$47.0K0.01%––
Citigroup Inc1,090$51.0K0.00%––
Panagora Asset Management Inc1,137$54.0K0.00%––
Group One Trading, L.P.1,387$65.0K0.00%––
Legal & General Group Plc1,969$93.0K0.00%––
UBS Group AG2,101$99.0K0.00%––
Cutler Group LP3,048$143.0K0.01%––
Metropolitan Life Insurance Co3,882$183.1K0.00%––
Wells Fargo & Company4,803$227.0K0.00%––
HRT Financial LP4,967$234.0K0.00%––
Voya Investment Management LLC5,161$243.0K0.00%––
Mirae Asset Global Investments Co., Ltd.5,272$249.0K0.00%––
State Board of Administration of Florida Retirement System5,305$250.0K0.00%––
JPMorgan Chase & Co5,482$259.0K0.00%––
Connor, Clark & Lunn Investment Management Ltd.5,715$270.0K0.00%––
MetLife Investment Management6,099$287.6K0.00%––
Manufacturers Life Insurance Company, The6,247$295.0K0.00%––
Arrowstreet Capital, Limited Partnership6,300$297.0K0.00%––
Gilder Gagnon Howe & Co LLC6,430$303.0K0.00%––
American International Group, Inc.6,492$306.0K0.00%––
LPL Financial LLC6,857$323.0K0.00%––
Royal Bank of Canada8,244$388.0K0.00%––
Credit Suisse AG8,429$397.0K0.00%––
Deutsche Bank AG9,156$432.0K0.00%––
Marshall Wace North America L.P.9,635$454.0K0.00%––
Winton Group Ltd10,953$517.0K0.03%––
NJ State Employees Deferred Compensation Plan11,000$519.0K0.07%––
New York State Common Retirement Fund11,100$523.0K0.00%––
Rhumbline Advisers12,998$613.0K0.00%––
California State Teachers Retirement System16,454$776.0K0.00%––
Simplex Trading, LLC17,288$815.0K0.05%––
O'Brien Greene & Co. Inc18,200$858.0K0.34%––
Jane Street Group, LLC18,710$882.0K0.00%––
Squarepoint Ops LLC19,089$900.0K0.01%––
California Public Employees Retirement System22,100$1.04M0.00%––
Swiss National Bank25,950$1.22M0.00%––
Parametric Portfolio Associates LLC26,966$1.27M0.00%––
Marshall Wace, LLP28,344$1.34M0.01%––
Bank of America Corp28,894$1.36M0.00%––
FMR LLC30,700$1.45M0.00%––
Citadel Advisors LLC31,319$1.48M0.00%––
Bank of New York Mellon Corp36,755$1.73M0.00%––
Sirios Capital Management L P41,523$1.96M0.17%––
Webster Bank, N. A.42,936$2.02M0.23%––
Goldman Sachs Group Inc44,325$2.09M0.00%––
Garnet Equity Capital Holdings, Inc.46,795$2.21M1.41%––
Teton Advisors, Inc.50,000$2.36M0.33%––
Alliancebernstein L.P.68,684$3.24M0.00%––
Charles Schwab Investment Management Inc77,783$3.67M0.00%––
Thompson Siegel & Walmsley LLC80,113$3.78M0.05%––
D. E. Shaw & Co., Inc.81,536$3.85M0.00%––
Gabelli Funds LLC82,000$3.87M0.03%––
Two Sigma Advisers, LP85,800$4.05M0.01%––
Two Sigma Investments, LP86,975$4.10M0.01%––
Nuveen Asset Management, LLC89,942$4.24M0.00%––
Susquehanna International Group, LLP92,528$4.36M0.01%––
Tudor Investment Corp Et Al105,300$4.97M0.11%––
Hudson Bay Capital Management LP114,374$5.39M0.08%––
Northern Trust Corp138,217$6.52M0.00%––
Schonfeld Strategic Advisors LLC168,868$7.96M0.11%––
Roubaix Capital, LLC182,995$8.63M5.83%––
Geode Capital Management, LLC192,590$9.08M0.00%––
DG Capital Management, LLC195,569$9.22M2.33%––
Brahman Capital Corp.198,128$9.34M0.79%––
State Street Corp234,288$11.0M0.00%––
Heard Capital LLC263,076$12.4M3.49%––
Dimensional Fund Advisors LP269,007$12.7M0.00%––
Clearbridge Investments, LLC304,450$14.4M0.01%––
QVT Financial LP356,738$16.8M1.18%––
Sixth Street Partners Management Company, L.P.380,000$17.9M1.91%––
Price Michael F561,000$26.5M3.17%––
Vanguard Group Inc633,789$29.9M0.00%––
Bain Capital Credit, LP807,610$38.1M8.45%––
BlackRock Inc.831,103$39.2M0.00%––
Morgan Stanley1,323,130$62.4M0.01%––
Allianz Asset Management GmbH1,358,156$64.1M0.07%––
Owl Creek Asset Management, L.P.5,411,776$255.2M12.10%––