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 2026
Institutional positions in Anterix Inc. as of Mar 31, 2026. 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
- 132
- +18 vs. Q4 2025
- Shares held
- 16.9M
- +1.70M (+11.2%) vs. Q4 2025
- Total value
- $646.5M
- +$313.9M (+94.4%) vs. Q4 2025
- New holders
- 38
- 46 more added
- Sold out
- 20
- 26 more reduced
3 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 171 | $1.97B |
| Q1 2026 | 132 | $646.5M |
| Q4 2025 | 117 | $353.3M |
| Q3 2025 | 111 | $341.2M |
| Q2 2025 | 112 | $431.0M |
| Q1 2025 | 130 | $598.6M |
| Q4 2024 | 116 | $490.5M |
| Q3 2024 | 129 | $593.7M |
| Q2 2024 | 115 | $593.3M |
| Q1 2024 | 98 | $493.3M |
| Q4 2023 | 93 | $492.4M |
| Q3 2023 | 98 | $472.2M |
| Q2 2023 | 95 | $491.3M |
| Q1 2023 | 88 | $515.5M |
| Q4 2022 | 92 | $503.6M |
| Q3 2022 | 100 | $567.4M |
| Q2 2022 | 95 | $620.9M |
| Q1 2022 | 109 | $881.6M |
| Q4 2021 | 108 | $892.1M |
| Q3 2021 | 108 | $920.4M |
| Q2 2021 | 107 | $912.0M |
| Q1 2021 | 97 | $731.0M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Anterix Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Hughes Financial Services, LLC | 2 | $76 | 0.00% | 00.0% | Unchanged |
| Transamerica Financial Advisors, Inc. | 3 | $114 | 0.00% | 00.0% | Unchanged |
| Sunbelt Securities, Inc. | 3 | $115 | 0.00% | +3 | New |
| EverSource Wealth Advisors, LLC | 9 | $345 | 0.00% | +5+125.0% | Added |
| Trust Co | 12 | $458 | 0.00% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 13 | $496 | 0.00% | 00.0% | Unchanged |
| Essential Partners LLC | 17 | $649 | 0.00% | +6+54.5% | Added |
| MAI Capital Management | 20 | $764 | 0.00% | +20 | New |
| North Star Investment Management Corp. | 22 | $840 | 0.00% | +22 | New |
| Ronald Blue Trust, Inc. | 27 | $1.03K | 0.00% | 00.0% | Unchanged |
| Massmutual Trust Co FSB | 37 | $1.41K | 0.00% | 00.0% | Unchanged |
| Root Financial Partners, LLC | 47 | $1.79K | 0.00% | +47 | New |
| Federated Hermes, Inc. | 50 | $1.91K | 0.00% | +31+163.2% | Added |
| WPG Advisers, LLC | 55 | $2.10K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 67 | $2.56K | 0.00% | +60+857.1% | Added |
| Sterling Capital Management LLC | 73 | $2.79K | 0.00% | 00.0% | Unchanged |
| Optiver Holding B.V. | 100 | $3.82K | 0.00% | −24−19.4% | Reduced |
| Farther Finance Advisors, LLC | 132 | $5.16K | 0.00% | +9+7.3% | Added |
| Los Angeles Capital Management LLC | 141 | $5.38K | 0.00% | 00.0% | Unchanged |
| Private Wealth Management Group, LLC | 185 | $7.07K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 192 | $7.33K | 0.00% | +25+15.0% | Added |
| Nisa Investment Advisors, LLC | 203 | $7.75K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 211 | $8.06K | 0.00% | +18+9.3% | Added |
| US Bancorp | 224 | $8.55K | 0.00% | +110+96.5% | Added |
| Allworth Financial LP | 242 | $9.24K | 0.00% | +45+22.8% | Added |
| Versant Capital Management, Inc | 405 | $15.5K | 0.00% | +405 | New |
| Signaturefd, LLC | 449 | $17.1K | 0.00% | +199+79.6% | Added |
| CWM, LLC | 512 | $19.6K | 0.00% | +190+59.0% | Added |
| Caitong International Asset Management Co., Ltd | 568 | $21.7K | 0.00% | +568 | New |
| California State Teachers Retirement System | 609 | $23.3K | 0.00% | −84−12.1% | Reduced |
| Pinnacle Wealth Planning Services, Inc. | 612 | $23.4K | 0.00% | +308+101.3% | Added |
| RWM Asset Management, LLC | 775 | $29.6K | 0.00% | +775 | New |
| Tower Research Capital LLC (TRC) | 856 | $32.7K | 0.00% | +248+40.8% | Added |
| Parallel Advisors, LLC | 933 | $35.6K | 0.00% | +363+63.7% | Added |
| Ameritas Investment Partners, Inc. | 1,033 | $39.5K | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 1,078 | $41.2K | 0.00% | +1,078 | New |
| Russell Investments Group, Ltd. | 1,134 | $43.3K | 0.00% | −150−11.7% | Reduced |
| Fifth Third Bancorp | 1,685 | $64.3K | 0.00% | +1,685 | New |
| Barclays PLC | 2,160 | $82.5K | 0.00% | −16,629−88.5% | Reduced |
| Legal & General Group Plc | 2,396 | $91.5K | 0.00% | −157−6.1% | Reduced |
| BNP Paribas Arbitrage, SA | 2,477 | $94.6K | 0.00% | −14−0.6% | Reduced |
| New York State Common Retirement Fund | 2,709 | $103.5K | 0.00% | 00.0% | Unchanged |
| Crewe Advisors LLC | 3,000 | $114.6K | 0.01% | +3,000 | New |
| Royal Bank of Canada | 3,034 | $116.0K | 0.00% | +1,826+151.2% | Added |
| Police & Firemen's Retirement System of New Jersey | 3,069 | $117.2K | 0.00% | 00.0% | Unchanged |
| Virtus ETF Advisers LLC | 3,500 | $133.7K | 0.06% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 5,076 | $185.2K | 0.00% | +403+8.6% | Added |
| Skopos Labs, Inc. | 5,284 | $201.8K | 0.01% | +5,284 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 5,425 | $207.2K | 0.00% | +211+4.0% | Added |
| D. E. Shaw & Co., Inc. | 5,696 | $217.5K | 0.00% | −56,069−90.8% | Reduced |
| Wells Fargo & Company | 5,903 | $225.4K | 0.00% | −6,469−52.3% | Reduced |
| Central Pacific Bank - Trust Division | 6,000 | $229.1K | 0.03% | 00.0% | Unchanged |
| Prudential Financial Inc | 6,457 | $246.6K | 0.00% | +6,457 | New |
| MetLife Investment Management | 6,602 | $252.1K | 0.00% | −145−2.1% | Reduced |
| American Century Companies Inc | 6,661 | $254.4K | 0.00% | +6,661 | New |
| Alliancebernstein L.P. | 12,130 | $264.8K | 0.00% | −3,300−21.4% | Reduced |
| Vanguard Global Advisers, LLC | 6,966 | $266.0K | 0.00% | +6,966 | New |
| Gem Investment Advisors, LLC | 7,183 | $274.3K | 0.27% | +7,183 | New |
| Price T Rowe Associates Inc | 7,955 | $304.0K | 0.00% | +7,955 | New |
| Covestor Ltd | 8,507 | $325.0K | 0.23% | −3,524−29.3% | Reduced |
| Quantbot Technologies LP | 8,619 | $329.2K | 0.01% | +8,619 | New |
| ExodusPoint Capital Management, LP | 8,794 | $335.8K | 0.00% | +8,794 | New |
| J. Goldman & Co LP | 9,033 | $345.0K | 0.02% | +9,033 | New |
| Toronto Dominion Bank | 9,100 | $347.5K | 0.00% | +4,800+111.6% | Added |
| Deutsche Bank AG | 9,444 | $360.7K | 0.00% | +5,155+120.2% | Added |
| AQR Capital Management LLC | 11,100 | $423.9K | 0.00% | +11,100 | New |
| FNY Investment Advisers, LLC | 11,221 | $428.0K | 0.19% | +11,221 | New |
| Jefferson Bridge Capital, LLC | 12,950 | $494.6K | 0.49% | 00.0% | Unchanged |
| State of Wisconsin Investment Board | 13,269 | $506.7K | 0.00% | −5,163−28.0% | Reduced |
| CWM Advisors, LLC | 13,309 | $508.3K | 0.03% | +13,309 | New |
| Rhumbline Advisers | 14,115 | $539.0K | 0.00% | −803−5.4% | Reduced |
| Quadrature Capital Ltd | 14,502 | $553.8K | 0.01% | +14,502 | New |
| Quantinno Capital Management LP | 15,619 | $596.5K | 0.00% | +6,132+64.6% | Added |
| STRS Ohio | 15,700 | $599.6K | 0.00% | −10,800−40.8% | Reduced |
| GWN Securities Inc. | 16,468 | $628.9K | 0.12% | +16,468 | New |
| Virtu Financial LLC | 17,885 | $683.0K | 0.03% | +17,885 | New |
| Woodmont Investment Counsel LLC | 18,307 | $699.1K | 0.04% | +991+5.7% | Added |
| Apis Capital Advisors, LLC | 19,740 | $753.9K | 0.12% | +19,740 | New |
| Proficio Capital Partners LLC | 20,000 | $763.8K | 0.04% | 00.0% | Unchanged |
| Nuveen, LLC | 22,875 | $873.6K | 0.00% | −30,280−57.0% | Reduced |
| Schonfeld Strategic Advisors LLC | 23,211 | $886.4K | 0.01% | −26,251−53.1% | Reduced |
| IMC-Chicago, LLC | 30,363 | $1.16M | 0.02% | +16,986+127.0% | Added |
| Creative Planning | 31,964 | $1.22M | 0.00% | +1,185+3.9% | Added |
| Susquehanna International Group, LLP | 39,798 | $1.52M | 0.00% | +11,055+38.5% | Added |
| Trexquant Investment LP | 40,175 | $1.53M | 0.01% | −6,223−13.4% | Reduced |
| Campbell & CO Investment Adviser LLC | 40,460 | $1.55M | 0.09% | +12,955+47.1% | Added |
| Simplex Trading, LLC | 43,750 | $1.67M | 0.05% | +21,200+94.0% | Added |
| 683 Capital Management, LLC | 46,000 | $1.76M | 0.16% | +46,000 | New |
| UBS Group AG | 47,875 | $1.83M | 0.00% | −912−1.9% | Reduced |
| Resolute Capital Asset Partners LLC | 51,106 | $1.95M | 1.03% | +51,106 | New |
| Teton Advisors, LLC | 53,000 | $2.02M | 1.42% | 00.0% | Unchanged |
| Marble Bar Asset Management LLP | 53,509 | $2.04M | 2.01% | +40,243+303.4% | Added |
| Squarepoint Ops LLC | 59,736 | $2.28M | 0.00% | +6,619+12.5% | Added |
| Waterfront Wealth Inc. | 59,955 | $2.29M | 0.42% | +11,328+23.3% | Added |
| Bank of New York Mellon Corp | 67,836 | $2.59M | 0.00% | −956−1.4% | Reduced |
| OpenArc Corporate Advisory, LLC | 73,848 | $2.82M | 0.04% | +73,848 | New |
| Atom Investors LP | 84,179 | $3.21M | 0.23% | +1,094+1.3% | Added |
| Gratia Capital, LLC | 87,500 | $3.34M | 3.16% | +87,500 | New |
| Beartown Capital Management, LLC | 100,000 | $3.82M | 3.01% | −45,000−31.0% | Reduced |
| Morgan Stanley | 102,658 | $3.92M | 0.00% | −6,787−6.2% | Reduced |