Institutional Holders (2026 Q1)
117 + investorsExplore institutional interest and hedge fund ownership dynamics. Analyze portfolio weights, new positions, and conviction trends in ATEX. Verified SEC 13F-HR filings.
| # | Investor | % of Portfolio | Shares | Mkt Value |
|---|---|---|---|---|
| 1 | Owl Creek Asset Management, L.P. | 14.95% | 5,411,776 | $206.7M |
| 2 | PLUSTICK MANAGEMENT LLC | 9.21% | 499,596 | $19.1M |
| 3 | Potomac Capital Management, Inc. | 5.77% | 173,802 | $6.6M |
| 4 | Potrero Capital Research LLC | 5.38% | 229,561 | $8.8M |
| 5 | Panoramic Capital, LLC | 3.62% | 135,000 | $5.2M |
| 6 | Heard Capital LLC | 3.39% | 1,716,738 | $65.6M |
| 7 | GRATIA CAPITAL, LLC | 3.36% | 200,000 | $7.6M |
| 8 | GARNET EQUITY CAPITAL HOLDINGS, INC. | 2.04% | 343,496 | $13.1M |
| 9 | AYAL Capital Advisors Ltd | 2.04% | 197,119 | $7.5M |
| 10 | Marble Bar Asset Management LLP | 2.01% | 53,509 | $2.0M |
| 11 | DG Capital Management, LLC | 1.97% | 168,217 | $6.4M |
| 12 | Beartown Capital Management, LLC | 1.83% | 100,000 | $3.8M |
| 13 | GRATIA CAPITAL, LLC | 1.47% | 87,500 | $3.3M |
| 14 | Teton Advisors, LLC | 1.42% | 53,000 | $2.0M |
| 15 | QVT Financial LP | 1.41% | 503,941 | $19.2M |
| 16 | Resolute Capital Asset Partners LLC | 1.03% | 51,106 | $2.0M |
| 17 | KIRR MARBACH & CO LLC /IN/ | 0.79% | 113,814 | $4.3M |
| 18 | ARDSLEY ADVISORY PARTNERS LP | 0.54% | 110,000 | $4.2M |
| 19 | Jefferson Bridge Capital, LLC | 0.49% | 12,950 | $495K |
| 20 | Waterfront Wealth Inc. | 0.42% | 59,955 | $2.3M |
| 21 | Gem Investment Advisors, LLC | 0.27% | 7,183 | $274K |
| 22 | CenterBook Partners LP | 0.26% | 127,674 | $4.9M |
| 23 | Potomac Capital Management, Inc. | 0.25% | 7,500 | $286K |
| 24 | Atom Investors LP | 0.23% | 84,179 | $3.2M |
| 25 | Covestor Ltd | 0.23% | 8,507 | — |
| Investor | Ownership History |
% of Portfolio | Prev % | Rank | Conviction | Avg Buy Price | 13F Score™ 3Y / 7Y | Sell Timing | Shares | Mkt Value | Change | Change % | Source | Quarter | Filed |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|