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, Q2 2026
Institutional positions in Anterix Inc. as of Jun 30, 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
- 171
- +42 vs. Q1 2026
- Shares held
- 19.1M
- +2.18M (+12.9%) vs. Q1 2026
- Total value
- $1.97B
- +$1.32B (+204.2%) vs. Q1 2026
- New holders
- 58
- 44 more added
- Sold out
- 16
- 48 more reduced
3 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Anterix Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Marshall Wace, LLP | 3,757 | $386.7K | 0.00% | +3,757 | New |
| Two Sigma Investments, LP | 3,716 | $382.5K | 0.00% | +3,716 | New |
| Canada Pension Plan Investment Board | 3,700 | $380.9K | 0.00% | +3,700 | New |
| Aviva PLC | 3,644 | $375.1K | 0.00% | +3,644 | New |
| Russell Investments Group, Ltd. | 3,471 | $357.3K | 0.00% | +2,337+206.1% | Added |
| Balyasny Asset Management LLC | 3,254 | $335.0K | 0.00% | +3,254 | New |
| Manufacturers Life Insurance Company, The | 3,123 | $321.5K | 0.00% | +3,123 | New |
| Police & Firemen's Retirement System of New Jersey | 3,069 | $315.9K | 0.00% | 00.0% | Unchanged |
| Proficio Capital Partners LLC | 3,000 | $308.8K | 0.01% | −17,000−85.0% | Reduced |
| IMC-Chicago, LLC | 2,929 | $301.5K | 0.00% | −27,434−90.4% | Reduced |
| SG Americas Securities, LLC | 2,925 | $301.0K | 0.00% | +2,925 | New |
| Ballentine Partners, LLC | 2,917 | $300.3K | 0.00% | +2,917 | New |
| Mercer Global Advisors Inc | 2,716 | $279.6K | 0.00% | +2,716 | New |
| Inscription Capital, LLC | 2,544 | $261.9K | 0.02% | +2,544 | New |
| Commonwealth Equity Services, LLC | 2,501 | $257.4K | 0.00% | +2,501 | New |
| Barclays PLC | 2,341 | $241.0K | 0.00% | +181+8.4% | Added |
| Royal Bank of Canada | 2,335 | $240.0K | 0.00% | −699−23.0% | Reduced |
| Voya Investment Management LLC | 2,247 | $231.3K | 0.00% | +2,247 | New |
| Intech Investment Management LLC | 2,206 | $227.1K | 0.00% | +2,206 | New |
| Ieq Capital, LLC | 2,195 | $226.0K | 0.00% | +2,195 | New |
| FourThought Financial Partners, LLC | 2,173 | $223.7K | 0.02% | +2,173 | New |
| Legal & General Group Plc | 2,152 | $221.5K | 0.00% | −244−10.2% | Reduced |
| BNP Paribas Arbitrage, SA | 2,123 | $218.5K | 0.00% | −354−14.3% | Reduced |
| Victory Capital Management Inc | 2,102 | $216.4K | 0.00% | +2,102 | New |
| Entropy Technologies, LP | 2,025 | $208.5K | 0.01% | +2,025 | New |
| LMR Partners LLP | 2,022 | $208.1K | 0.00% | +2,022 | New |
| Fifth Third Bancorp | 1,685 | $173.5K | 0.00% | 00.0% | Unchanged |
| Caitong International Asset Management Co., Ltd | 1,137 | $117.0K | 0.02% | +569+100.2% | Added |
| Tower Research Capital LLC (TRC) | 1,071 | $110.2K | 0.00% | +215+25.1% | Added |
| Ameritas Investment Partners, Inc. | 1,033 | $106.3K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 933 | $96.0K | 0.00% | 00.0% | Unchanged |
| Pinnacle Wealth Planning Services, Inc. | 612 | $63.0K | 0.01% | 00.0% | Unchanged |
| Redwood Family Wealth LLC | 500 | $51.5K | 0.05% | +500 | New |
| SRS Capital Advisors, Inc. | 451 | $46.4K | 0.00% | +451 | New |
| Signaturefd, LLC | 449 | $46.2K | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 435 | $44.8K | 0.00% | +232+114.3% | Added |
| Versant Capital Management, Inc | 405 | $41.7K | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 397 | $40.9K | 0.00% | −681−63.2% | Reduced |
| FNY Investment Advisers, LLC | 350 | $36.0K | 0.01% | −10,871−96.9% | Reduced |
| SBI Securities Co., Ltd. | 270 | $27.8K | 0.00% | +270 | New |
| Jones Financial Companies LLLP | 296 | $26.5K | 0.00% | +296 | New |
| Allworth Financial LP | 230 | $23.7K | 0.00% | −12−5.0% | Reduced |
| The PNC Financial Services Group, Inc. | 214 | $22.0K | 0.00% | +3+1.4% | Added |
| Advisor Group Holdings, Inc. | 192 | $19.8K | 0.00% | 00.0% | Unchanged |
| Private Wealth Management Group, LLC | 185 | $19.0K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 158 | $16.3K | 0.00% | −451−74.1% | Reduced |
| Quantbot Technologies LP | 155 | $16.0K | 0.00% | −8,464−98.2% | Reduced |
| US Bancorp | 149 | $15.3K | 0.00% | −75−33.5% | Reduced |
| Walleye Capital LLC | 148 | $15.2K | 0.00% | +148 | New |
| Farther Finance Advisors, LLC | 106 | $10.9K | 0.00% | −26−19.7% | Reduced |
| GAMMA Investing LLC | 67 | $6.90K | 0.00% | 00.0% | Unchanged |
| SJS Investment Consulting Inc. | 64 | $6.59K | 0.00% | +64 | New |
| Federated Hermes, Inc. | 56 | $5.76K | 0.00% | +6+12.0% | Added |
| WPG Advisers, LLC | 55 | $5.66K | 0.00% | 00.0% | Unchanged |
| Silver Grove Financial Group, Inc. | 45 | $4.63K | 0.00% | +45 | New |
| Massmutual Trust Co FSB | 44 | $4.53K | 0.00% | +7+18.9% | Added |
| Sterling Capital Management LLC | 40 | $4.12K | 0.00% | −33−45.2% | Reduced |
| Ronald Blue Trust, Inc. | 27 | $2.78K | 0.00% | 00.0% | Unchanged |
| Optiver Holding B.V. | 23 | $2.37K | 0.00% | −77−77.0% | Reduced |
| North Star Investment Management Corp. | 22 | $2.27K | 0.00% | 00.0% | Unchanged |
| Essential Partners LLC | 16 | $1.65K | 0.00% | −1−5.9% | Reduced |
| Keating Financial Advisory Services, Inc. | 14 | $1.44K | 0.00% | +14 | New |
| UBS Asset Management Americas Inc | 13 | $1.34K | 0.00% | 00.0% | Unchanged |
| Trust Co | 12 | $1.24K | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 11 | $1.13K | 0.00% | +2+22.2% | Added |
| Quarry LP | 11 | $1.13K | 0.00% | +11 | New |
| Global Retirement Partners, LLC | 9 | $926 | 0.00% | +9 | New |
| National Bank of Canada | 6 | $616 | 0.00% | +6 | New |
| Hughes Financial Services, LLC | 3 | $309 | 0.00% | +1+50.0% | Added |
| Transamerica Financial Advisors, Inc. | 3 | $308 | 0.00% | 00.0% | Unchanged |
| Clearstead Advisors, LLC | 1 | $103 | 0.00% | +1 | New |
| AYAL Capital Advisors Ltd | 0 | $0 | 0.00% | −197,119−100.0% | Sold out |
| DG Capital Management, LLC | 0 | $0 | 0.00% | −168,217−100.0% | Sold out |
| Ardsley Advisory Partners LP | 0 | $0 | 0.00% | −110,000−100.0% | Sold out |
| Gratia Capital, LLC | 0 | $0 | 0.00% | −87,500−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −59,736−100.0% | Sold out |
| Resolute Capital Asset Partners LLC | 0 | $0 | 0.00% | −51,106−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −23,211−100.0% | Sold out |
| Apis Capital Advisors, LLC | 0 | $0 | 0.00% | −19,740−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −17,885−100.0% | Sold out |
| J. Goldman & Co LP | 0 | $0 | 0.00% | −9,033−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −8,794−100.0% | Sold out |
| Crewe Advisors LLC | 0 | $0 | 0.00% | −3,000−100.0% | Sold out |
| RWM Asset Management, LLC | 0 | $0 | 0.00% | −775−100.0% | Sold out |
| Los Angeles Capital Management LLC | 0 | $0 | 0.00% | −141−100.0% | Sold out |
| Root Financial Partners, LLC | 0 | $0 | 0.00% | −47−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −20−100.0% | Sold out |
| Skopos Labs, Inc. | – | – | – | – | Not filed |
| CWM, LLC | – | – | – | – | Not filed |
| Sunbelt Securities, Inc. | – | – | – | – | Not filed |