Institutional Holders (2026 Q1)
568 + investorsExplore institutional interest and hedge fund ownership dynamics. Analyze portfolio weights, new positions, and conviction trends in ATI. Verified SEC 13F-HR filings.
| # | Investor | % of Portfolio | Shares | Mkt Value |
|---|---|---|---|---|
| 1 | KLCM Advisors, Inc. | 3.23% | 262,839 | $38.2M |
| 2 | 1492 Capital Management LLC | 2.32% | 41,865 | $6.1M |
| 3 | Graphene Investments SAS | 1.94% | 19,900 | $2.9M |
| 4 | TRAN CAPITAL MANAGEMENT, L.P. | 1.81% | 90,862 | $13.2M |
| 5 | LEGACY CAPITAL WEALTH MANAGEMENT, LLC | 1.61% | 19,271 | $2.8M |
| 6 | Register Financial Advisors LLC | 1.61% | 29,853 | $4.3M |
| 7 | Artemis Investment Management LLP | 1.11% | 721,505 | $105.0M |
| 8 | EMERALD ADVISERS, LLC | 0.84% | 181,485 | $26.4M |
| 9 | TEMA ETFS LLC | 0.79% | 81,261 | $11.8M |
| 10 | EMERALD MUTUAL FUND ADVISERS TRUST | 0.66% | 93,847 | $13.7M |
| 11 | Freemont Management S.A. | 0.60% | 27,300 | $4.0M |
| 12 | VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P. | 0.56% | 382,375 | $55.6M |
| 13 | LITTLE HOUSE CAPITAL LLC | 0.54% | 14,447 | $2.1M |
| 14 | NVWM, LLC | 0.51% | 15,713 | $2.3M |
| 15 | Friedenthal Financial | 0.49% | 6,741 | $981K |
| 16 | Qsemble Capital Management, LP | 0.47% | 42,008 | $6.1M |
| 17 | Basepoint Wealth LLC | 0.45% | 5,414 | $788K |
| 18 | Fruth Investment Management | 0.44% | 12,050 | $2K |
| 19 | Farmers & Merchants Trust Co of Long Beach | 0.40% | 11,831 | $1.7M |
| 20 | CHESAPEAKE CAPITAL CORP /IL/ | 0.40% | 3,794 | $552K |
| 21 | Precision Wealth Strategies, LLC | 0.33% | 6,939 | $1.0M |
| 22 | CCG WEALTH MANAGEMENT, LLC | 0.31% | 7,797 | $1.1M |
| 23 | Nilsine Partners, LLC | 0.30% | 25,025 | $3.8M |
| 24 | SIGNATURE ESTATE & INVESTMENT ADVISORS LLC | 0.29% | 99,952 | $14.5M |
| 25 | NORTHLAND SECURITIES, INC. | 0.28% | 2,000 | $291K |
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|