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, Q3 2025
Institutional positions in Anterix Inc. as of Sep 30, 2025. 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
- 111
- 0 vs. Q2 2025
- Shares held
- 16.0M
- −784.2K (−4.7%) vs. Q2 2025
- Total value
- $341.2M
- −$88.5M (−20.6%) vs. Q2 2025
- New holders
- 26
- 31 more added
- Sold out
- 26
- 40 more reduced
1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Anterix Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Rothschild Investment LLC | 5 | $107 | 0.00% | +5 | New |
| Advisory Services Network, LLC | 5 | $107 | 0.00% | +5 | New |
| True Wealth Design, LLC | 8 | $172 | 0.00% | +8 | New |
| GAMMA Investing LLC | 9 | $193 | 0.00% | +9 | New |
| Hughes Financial Services, LLC | 23 | $417 | 0.00% | +23 | New |
| Fortitude Family Office, LLC | 20 | $429 | 0.00% | +20 | New |
| Sterling Capital Management LLC | 27 | $580 | 0.00% | −4−12.9% | Reduced |
| Ronald Blue Trust, Inc. | 27 | $580 | 0.00% | +27 | New |
| Principal Securities, Inc. | 29 | $623 | 0.00% | +29 | New |
| The PNC Financial Services Group, Inc. | 33 | $709 | 0.00% | +33 | New |
| Essential Partners LLC | 34 | $730 | 0.00% | +31+1,033.3% | Added |
| Federated Hermes, Inc. | 50 | $1.07K | 0.00% | −227−81.9% | Reduced |
| Parallel Advisors, LLC | 53 | $1.14K | 0.00% | +31+140.9% | Added |
| EverSource Wealth Advisors, LLC | 53 | $1.14K | 0.00% | +46+657.1% | Added |
| WPG Advisers, LLC | 55 | $1.18K | 0.00% | −48−46.6% | Reduced |
| Allworth Financial LP | 59 | $1.27K | 0.00% | +45+321.4% | Added |
| Clearstead Advisors, LLC | 103 | $2.21K | 0.00% | +103 | New |
| Optiver Holding B.V. | 124 | $2.66K | 0.00% | +124 | New |
| Farther Finance Advisors, LLC | 134 | $2.88K | 0.00% | +118+737.5% | Added |
| Signaturefd, LLC | 144 | $3.09K | 0.00% | +143+14,300.0% | Added |
| Advisor Group Holdings, Inc. | 169 | $3.72K | 0.00% | +4+2.4% | Added |
| Nisa Investment Advisors, LLC | 203 | $4.36K | 0.00% | −5−2.4% | Reduced |
| CIBC Private Wealth Group, LLC | 226 | $4.85K | 0.00% | +226 | New |
| US Bancorp | 288 | $6.18K | 0.00% | +169+142.0% | Added |
| Versant Capital Management, Inc | 362 | $7.77K | 0.00% | +340+1,545.5% | Added |
| SRS Capital Advisors, Inc. | 383 | $8.22K | 0.00% | +383 | New |
| Amalgamated Bank | 436 | $9.00K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 814 | $17.0K | 0.00% | +651+399.4% | Added |
| California State Teachers Retirement System | 810 | $17.4K | 0.00% | −7,214−89.9% | Reduced |
| Ameritas Investment Partners, Inc. | 1,033 | $22.2K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 1,050 | $22.5K | 0.00% | −595−36.2% | Reduced |
| Quadrant Capital Group LLC | 1,185 | $25.4K | 0.00% | +1,185 | New |
| Citigroup Inc | 1,307 | $28.1K | 0.00% | −3,970−75.2% | Reduced |
| FNY Investment Advisers, LLC | 1,500 | $32.0K | 0.01% | −400−21.1% | Reduced |
| Group One Trading, L.P. | 1,514 | $32.5K | 0.00% | −448−22.8% | Reduced |
| Russell Investments Group, Ltd. | 2,158 | $46.3K | 0.00% | −3,602−62.5% | Reduced |
| BNP Paribas Arbitrage, SA | 2,254 | $48.4K | 0.00% | −150−6.2% | Reduced |
| Legal & General Group Plc | 2,599 | $55.8K | 0.00% | −8,704−77.0% | Reduced |
| Quantbot Technologies LP | 2,659 | $57.1K | 0.00% | +2,659 | New |
| New York State Common Retirement Fund | 2,709 | $58.2K | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 2,968 | $63.0K | 0.00% | +2,968 | New |
| Police & Firemen's Retirement System of New Jersey | 3,069 | $65.9K | 0.00% | 00.0% | Unchanged |
| Virtus ETF Advisers LLC | 3,500 | $75.1K | 0.04% | 00.0% | Unchanged |
| New Age Alpha Advisors, LLC | 4,238 | $91.0K | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 4,993 | $107.2K | 0.00% | −7,550−60.2% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 5,235 | $112.4K | 0.00% | −1,849−26.1% | Reduced |
| Quest Partners LLC | 5,435 | $116.7K | 0.01% | +619+12.9% | Added |
| Central Pacific Bank - Trust Division | 6,000 | $128.8K | 0.02% | 00.0% | Unchanged |
| Wells Fargo & Company | 6,971 | $149.7K | 0.00% | +285+4.3% | Added |
| MetLife Investment Management | 7,699 | $165.3K | 0.00% | 00.0% | Unchanged |
| Covestor Ltd | 9,523 | $204.0K | 0.11% | +1,278+15.5% | Added |
| NJ State Employees Deferred Compensation Plan | 11,000 | $236.2K | 0.03% | 00.0% | Unchanged |
| STRS Ohio | 11,400 | $244.8K | 0.00% | +11,300+11,300.0% | Added |
| Alliancebernstein L.P. | 13,230 | $284.0K | 0.00% | +1,900+16.8% | Added |
| Deutsche Bank AG | 13,609 | $292.2K | 0.00% | −283−2.0% | Reduced |
| FourThought Financial Partners, LLC | 14,406 | $309.3K | 0.03% | +14,406 | New |
| Susquehanna International Group, LLP | 15,724 | $337.6K | 0.00% | +110+0.7% | Added |
| Barclays PLC | 16,401 | $352.1K | 0.00% | −8,411−33.9% | Reduced |
| Woodmont Investment Counsel LLC | 17,352 | $372.5K | 0.02% | −11,706−40.3% | Reduced |
| Rhumbline Advisers | 17,781 | $381.7K | 0.00% | −10,217−36.5% | Reduced |
| EntryPoint Capital, LLC | 19,225 | $412.8K | 0.16% | +19,225 | New |
| AQR Capital Management LLC | 19,459 | $417.8K | 0.00% | +19,459 | New |
| Squarepoint Ops LLC | 19,461 | $417.8K | 0.00% | −274−1.4% | Reduced |
| Royal Bank of Canada | 20,411 | $438.0K | 0.00% | +2,334+12.9% | Added |
| Campbell & CO Investment Adviser LLC | 20,800 | $446.6K | 0.03% | +8,191+65.0% | Added |
| Nuveen, LLC | 22,735 | $488.1K | 0.00% | −173,985−88.4% | Reduced |
| Engineers Gate Manager LP | 27,051 | $580.8K | 0.01% | +2,183+8.8% | Added |
| Proficio Capital Partners LLC | 27,340 | $587.0K | 0.04% | +27,340 | New |
| Sandia Investment Management LP | 27,340 | $587.0K | 1.75% | +27,340 | New |
| Atom Investors LP | 27,988 | $600.9K | 0.05% | +27,988 | New |
| Y-Intercept (Hong Kong) Ltd | 31,400 | $674.2K | 0.02% | −30,512−49.3% | Reduced |
| Millennium Management LLC | 35,108 | $753.8K | 0.00% | −22,453−39.0% | Reduced |
| Bank of New York Mellon Corp | 39,607 | $850.4K | 0.00% | +1,744+4.6% | Added |
| Trexquant Investment LP | 39,986 | $858.5K | 0.01% | −91−0.2% | Reduced |
| Jane Street Group, LLC | 42,283 | $907.8K | 0.00% | +42,283 | New |
| Creative Planning | 43,694 | $938.1K | 0.00% | +43,694 | New |
| UBS Group AG | 45,621 | $979.5K | 0.00% | −7,726−14.5% | Reduced |
| Schonfeld Strategic Advisors LLC | 49,462 | $1.06M | 0.01% | −216−0.4% | Reduced |
| Gabelli & Co Investment Advisers, Inc. | 52,200 | $1.12M | 0.18% | +35,850+219.3% | Added |
| Teton Advisors, LLC | 58,000 | $1.25M | 0.77% | +58,000 | New |
| Gsa Capital Partners LLP | 59,652 | $1.28M | 0.11% | +45,200+312.8% | Added |
| HRT Financial LP | 62,133 | $1.33M | 0.00% | +62,133 | New |
| Morgan Stanley | 72,443 | $1.56M | 0.00% | −106,429−59.5% | Reduced |
| Man Group plc | 75,714 | $1.63M | 0.00% | +19,650+35.0% | Added |
| Balyasny Asset Management LLC | 93,276 | $2.00M | 0.00% | 00.0% | Unchanged |
| Kirr Marbach & Co LLC | 96,849 | $2.08M | 0.38% | +102+0.1% | Added |
| Citadel Advisors LLC | 111,094 | $2.39M | 0.00% | −161,695−59.3% | Reduced |
| Northern Trust Corp | 117,005 | $2.51M | 0.00% | −22,808−16.3% | Reduced |
| Tudor Investment Corp Et Al | 128,681 | $2.76M | 0.02% | +11,514+9.8% | Added |
| D. E. Shaw & Co., Inc. | 131,075 | $2.81M | 0.00% | −101,313−43.6% | Reduced |
| Bank of America Corp | 136,489 | $2.93M | 0.00% | −71,956−34.5% | Reduced |
| Charles Schwab Investment Management Inc | 138,078 | $2.96M | 0.00% | −662−0.5% | Reduced |
| Goldman Sachs Group Inc | 163,452 | $3.51M | 0.00% | +74,595+83.9% | Added |
| Qube Research & Technologies Ltd | 203,589 | $4.37M | 0.01% | +445+0.2% | Added |
| AYAL Capital Advisors Ltd | 208,971 | $4.49M | 2.59% | −31,200−13.0% | Reduced |
| Scoggin Management LP | 225,000 | $4.83M | 1.85% | −75,000−25.0% | Reduced |
| Gabelli Funds LLC | 286,282 | $6.15M | 0.04% | +98,130+52.2% | Added |
| Marshall Wace, LLP | 286,581 | $6.15M | 0.01% | +97,601+51.6% | Added |
| FMR LLC | 287,789 | $6.18M | 0.00% | −34,226−10.6% | Reduced |
| Dimensional Fund Advisors LP | 311,290 | $6.68M | 0.00% | −25,997−7.7% | Reduced |