ATNI
name pending profile ingest
Momentum inputs (comparable managers):
holder breadth -10.0% ·
share flow -8.3% ·
net new positions -11.1%
· formula
Broad distribution: falling shares and fewer holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2024
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 62 | +5 | 5.68M | $150.48M | +5 | n/a |
| Q1 2026 | 59 | +4 | 5.41M | $147.38M | +7 | −3 |
| Q4 2025 | 55 | -1 | 5.34M | $121.93M | n/a | −1 |
| Q3 2025 | 16 | 0 | 3.51M | $52.56M | n/a | n/a |
| Q2 2025 | 13 | -1 | 3.40M | $55.35M | n/a | −1 |
| Q1 2025 | 11 | +1 | 1.84M | $37.48M | +1 | n/a |
| Q4 2024 | 10 | 0 | 1.97M | $33.10M | n/a | n/a |
| Q3 2024 | 9 | -1 | 1.65M | $53.52M | +1 | −2 |
| Q2 2024 | 10 | n/a | 1.80M | $41.14M | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Renaissance Technologies ✦ | 358.70K | -10.1% | $11.60M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 2 | D. E. Shaw & Co. ✦ | 347.55K | +8.7% | $11.24M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 3 | Millennium Management ✦ | 268.98K | -44.1% | $8.70M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 4 | Geode Capital Management ✦ (passive) | 247.50K | -0.2% | $8.01M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 5 | AQR Capital Management ✦ | 195.31K | +237.5% | $6.32M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 6 | Arrowstreet Capital ✦ | 111.63K | New | $3.61M | 0.0% | New | 1 | SEC ↗ |
| 7 | Citadel Advisors ✦ | 97.12K | -55.6% | $3.14M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 8 | T. Rowe Price ✦ | 14.75K | +2.5% | $478,000 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 9 | GAMCO Investors ✦ | 13.34K | -2.0% | $431,513 | 0.0% | ▼ Trim | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Arrowstreet Capital | $3.61M | 0.0% |
Exited
| Marshall Wace | $878,983 | was 0.0% |
| Two Sigma Investments | $286,938 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 122 holders, 9.10M shares, $236.77M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
10% owner · 4.54K sh · $140,882
10% owner · 2.58K sh · $80,350
Director · 1.50K sh · $45,060
10% owner · 10.00K sh · $313,389
10% owner · 5.37K sh · $168,094
Director · 1.00K sh · $31,140
10% owner · 500 sh · $15,625
10% owner · 10.00K sh · $318,617
10% owner · 1.00K sh · $31,750
10% owner · 5.75K sh · $182,651
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
28.2% of class · View original SEC filing ↗
29.0% of class · View original SEC filing ↗