Institutional investors holding ATI
| Investor | Weight | Quarter |
|---|---|---|
| Mario Cibelli | 2.88% | 2026Q1 |
| Viking Global Investors | 1.36% | 2026Q1 |
| Alex Roepers | 0.31% | 2019Q4 |
| Meridian / ArrowMark | 0.15% | 2010Q4 |
| Christopher Davis | 0.06% | 2016Q1 |
| Kenneth Fisher | 0.05% | 2026Q1 |
| First Eagle Investment Management | 0.00% | 2022Q1 |
Congressional data coming soon
22
Total trades
$17.1M
Volume
9
Buys
13
Sells
Last trade: Jun 2, 2026
No insider trades in the last 90 days.
Congressional trade data is being sourced and will appear here shortly.