Institutional Holders (2026 Q1)
292 + investorsExplore institutional interest and hedge fund ownership dynamics. Analyze portfolio weights, new positions, and conviction trends in ATEC. Verified SEC 13F-HR filings.
| # | Investor | % of Portfolio | Shares | Mkt Value |
|---|---|---|---|---|
| 1 | Kopp Family Office, LLC | 2.46% | 328,680 | $3.6M |
| 2 | PERKINS CAPITAL MANAGEMENT INC | 1.75% | 171,847 | $1.9M |
| 3 | Granite Investment Partners, LLC | 0.80% | 1,195,156 | $13.0M |
| 4 | Avid Wealth Partners LLC | 0.39% | 75,062 | $817K |
| 5 | HARBOR CAPITAL ADVISORS, INC. | 0.19% | 217,701 | $2K |
| 6 | Bayforest Capital Ltd | 0.12% | 9,872 | $107K |
| 7 | COURIER CAPITAL LLC | 0.06% | 99,000 | $1.1M |
| 8 | PHILLIPS FINANCIAL MANAGEMENT, LLC | 0.05% | 59,583 | $648K |
| 9 | NORDEN GROUP LLC | 0.04% | 36,711 | $399K |
| 10 | CONTRAVISORY INVESTMENT MANAGEMENT, INC. | 0.04% | 17,023 | $185K |
| 11 | Y-Intercept (Hong Kong) Ltd | 0.03% | 165,179 | $1.8M |
| 12 | CONGRESS ASSET MANAGEMENT CO | 0.03% | 435,715 | $4.7M |
| 13 | WEATHERLY ASSET MANAGEMENT L. P. | 0.03% | 38,333 | $417K |
| 14 | AA Financial Advisors, LLC | 0.03% | 20,000 | $218K |
| 15 | Versant Capital Management, Inc | 0.03% | 25,684 | $279K |
| 16 | Cyndeo Wealth Partners, LLC | 0.03% | 46,841 | $510K |
| 17 | KORNITZER CAPITAL MANAGEMENT INC /KS | 0.02% | 100,000 | $1.1M |
| 18 | Aberdeen Group plc | 0.02% | 1,292,606 | $14.1M |
| 19 | OP Asset Management Ltd | 0.02% | 162,052 | $2.0M |
| 20 | Third View Private Wealth, LLC | 0.02% | 13,694 | $149K |
| 21 | BFSG, LLC | 0.02% | 18,789 | $204K |
| 22 | Newton One Investments LLC | 0.02% | 5,500 | $60K |
| 23 | AlphaQuest LLC | 0.01% | 12,069 | $254K |
| 24 | Redhawk Wealth Advisors, Inc. | 0.01% | 10,335 | $112K |
| 25 | Brooklyn Investment Group | 0.01% | 24,574 | $267K |
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|