ANTERIX INC ATEX
$105.14
-2.8% 52w: $17.99 – $108.21
Latest 13F among current holders filed 32 days ago (Jun 3, 2026)
Price — last 12 months
research preview data17.9963.10108.21
Jun 20, 2025 Jul 2, 2026
Institutional holders
132
+15 QoQ
13F value
$646.5M
+83.0% QoQ
Smart-money holders
18
signal tier ≥ 2
New smart buyers
8
Q1 2026
Options barometer
6.2×
$39.8M calls / $6.5M puts
Institutional value by quarter
Number of holders
Who owns ATEX?
Q1 2026 filings| Fund | Type | Shares | Value | % of fund | Change |
|---|---|---|---|---|---|
| Owl Creek Asset Management, L.P. ★2 | Fundamental concentrated | 5.4M | $206.7M | 39.9% | Held |
| Heard Capital LLC ★3 | Fundamental concentrated | 1.7M | $65.6M | 3.4% | Held |
| BlackRock, Inc. | Index provider | 1.0M | $38.5M | 0.0% | -1.1% |
| VANGUARD CAPITAL MANAGEMENT LLC | Diversified mechanical | 573.8K | $21.9M | 0.0% | — |
| QVT Financial LP ★3 | Fundamental concentrated | 503.9K | $19.2M | 1.5% | Held |
| PLUSTICK MANAGEMENT LLC ★2 | Fundamental concentrated | 499.6K | $19.1M | 9.2% | New |
| GAMCO INVESTORS, INC. ET AL | Other | 425.8K | $16.3M | 0.2% | +0.8% |
| DIMENSIONAL FUND ADVISORS LP | Quant stat arb | 424.9K | $16.2M | 0.0% | +30.8% |
| JANE STREET GROUP, LLC | Market maker | 420.9K | $16.1M | 0.0% | +164.7% |
| STATE STREET CORP | Index provider | 387.9K | $14.8M | 0.0% | +16.2% |
| GEODE CAPITAL MANAGEMENT, LLC | Index provider | 374.3K | $14.3M | 0.0% | +3.9% |
| GARNET EQUITY CAPITAL HOLDINGS, INC. ★3 | Fundamental concentrated | 343.5K | $13.1M | 7.5% | -13.6% |
| MILLENNIUM MANAGEMENT LLC | Multistrat pod | 307.9K | $11.8M | 0.0% | -30.0% |
| GABELLI FUNDS LLC | Diversified mechanical | 265.8K | $10.2M | 0.1% | -12.8% |
| Potrero Capital Research LLC ★2 | Fundamental concentrated | 229.6K | $8.8M | 5.4% | New |
| AYAL Capital Advisors Ltd ★2 | Fundamental concentrated | 197.1K | $7.5M | 3.9% | -25.6% |
| HRT FINANCIAL LP | Diversified mechanical | 174.9K | $6.7M | 0.0% | +306.0% |
| Potomac Capital Management, Inc. ★2 | Fundamental diversified | 173.8K | $6.6M | 5.8% | +7.7% |
| DG Capital Management, LLC ★3 | Fundamental concentrated | 168.2K | $6.4M | 3.3% | +691.8% |
| BANK OF AMERICA CORP /DE/ | Bank broker | 167.8K | $6.4M | 0.0% | +17.2% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Diversified mechanical | 164.5K | $6.3M | 0.0% | — |
| GOLDMAN SACHS GROUP INC | Bank broker | 161.8K | $6.2M | 0.0% | +29.8% |
| CITADEL ADVISORS LLC | Multistrat pod | 161.2K | $6.2M | 0.0% | +48.7% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | Index provider | 141.4K | $5.4M | 0.0% | +2.0% |
| FMR LLC | Long only active | 135.3K | $5.2M | 0.0% | +165.1% |
| Panoramic Capital, LLC ★2 | Fundamental concentrated | 135.0K | $5.2M | 3.6% | New |
| CenterBook Partners LP | Other | 127.7K | $4.9M | 0.3% | New |
| CITIGROUP INC | Bank broker | 119.9K | $4.6M | 0.0% | +18986.1% |
| VANGUARD FIDUCIARY TRUST CO | Diversified mechanical | 119.5K | $4.6M | 0.0% | — |
| NORTHERN TRUST CORP | Index provider | 117.6K | $4.5M | 0.0% | +2.9% |
| KIRR MARBACH & CO LLC /IN/ ★3 | Fundamental concentrated | 113.8K | $4.3M | 0.8% | +13.3% |
| ARDSLEY ADVISORY PARTNERS LP | Quant stat arb | 110.0K | $4.2M | 0.6% | New |
| MORGAN STANLEY | Bank broker | 102.7K | $3.9M | 0.0% | -6.2% |
| Beartown Capital Management, LLC ★2 | Fundamental concentrated | 100.0K | $3.8M | 3.0% | -31.0% |
| GRATIA CAPITAL, LLC ★2 | Fundamental concentrated | 87.5K | $3.3M | 3.2% | New |
| Atom Investors LP | Quant stat arb | 84.2K | $3.2M | 0.2% | +1.3% |
| OpenArc Corporate Advisory, LLC | Wealth advisor | 73.8K | $2.8M | 0.0% | New |
| Bank of New York Mellon Corp | Diversified mechanical | 67.8K | $2.6M | 0.0% | -1.4% |
| Waterfront Wealth Inc. | Other | 60.0K | $2.3M | 0.4% | +23.3% |
| Squarepoint Ops LLC | Quant stat arb | 59.7K | $2.3M | 0.0% | +12.5% |
| Marble Bar Asset Management LLP ★2 | Fundamental concentrated | 53.5K | $2.0M | 2.0% | +303.4% |
| Teton Advisors, LLC | Other | 53.0K | $2.0M | 1.4% | Held |
| Resolute Capital Asset Partners LLC ★2 | Fundamental concentrated | 51.1K | $2.0M | 1.0% | New |
| UBS Group AG | Bank broker | 47.9K | $1.8M | 0.0% | -1.9% |
| 683 Capital Management, LLC ★2 | Fundamental diversified | 46.0K | $1.8M | 0.2% | New |
| SIMPLEX TRADING, LLC | Market maker | 43.8K | $1.7M | 0.1% | +94.0% |
| Campbell & CO Investment Adviser LLC | Diversified mechanical | 40.5K | $1.5M | 0.1% | +47.1% |
| Trexquant Investment LP | Diversified mechanical | 40.2K | $1.5M | 0.0% | -13.4% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Market maker | 39.8K | $1.5M | 0.0% | +38.5% |
| Creative Planning | Wealth advisor | 32.0K | $1.2M | 0.0% | +3.9% |
Exits are not a bearish signal: our backtest shows stocks specialists exit keep outperforming for 3+ quarters — selling usually means profit-taking, not a forecast.
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