Institutional Holders (2026 Q2)
107 + investorsExplore institutional interest and hedge fund ownership dynamics. Analyze portfolio weights, new positions, and conviction trends in STXS. Verified SEC 13F-HR filings.
| # | Investor | % of Portfolio | Shares | Mkt Value |
|---|---|---|---|---|
| 1 | DAFNA Capital Management LLC | 4.49% | 13,680,554 | $23.5M |
| 2 | Lagoda Investment Management, L.P. | 3.90% | 4,122,600 | $7.1M |
| 3 | AlphaCentric Advisors LLC | 0.87% | 600,000 | $1.0M |
| 4 | Archon Capital Management LLC | 0.86% | 1,226,044 | $2.1M |
| 5 | Warberg Asset Management LLC | 0.35% | 1,108,889 | $1.9M |
| 6 | Essex Investment Management Co LLC | 0.34% | 1,521,966 | $2.6M |
| 7 | Legato Capital Management LLC | 0.07% | 512,907 | $882K |
| 8 | TCFG Investment Advisors, LLC | 0.04% | 69,015 | $119K |
| 9 | Prescott Group Capital Management, L.L.C. | 0.04% | 237,495 | $408K |
| 10 | Wealth Effects LLC | 0.03% | 68,500 | $118K |
| 11 | Cherry Creek Investment Advisors, Inc. | 0.03% | 42,602 | $73K |
| 12 | Thompson Davis & CO., INC. | 0.03% | 27,999 | $48K |
| 13 | Wellington Shields & Co., LLC | 0.02% | 40,079 | $69K |
| 14 | R Squared Ltd | 0.01% | 13,727 | $24K |
| 15 | Gmt Capital Corp | 0.01% | 126,581 | $218K |
| 16 | Z3 Capital Partners, LLC | 0.01% | 25,000 | $43K |
| 17 | Kovack Advisors, Inc. | 0.01% | 101,113 | $179K |
| 18 | Independent Advisor Alliance | 0.01% | 208,485 | $359K |
| 19 | Investors Research Corp | 0.01% | 17,950 | $31K |
| 20 | Bridgeway Capital Management, LLC | 0.01% | 173,775 | $299K |
| 21 | Summit Asset Management, LLC | 0.00% | 22,500 | $39K |
| 22 | WealthPLAN Partners, LLC | 0.00% | 13,665 | $24K |
| 23 | Leonteq Securities AG | 0.00% | 74,994 | $129K |
| 24 | Benin Management CORP | 0.00% | 10,500 | $18K |
| 25 | Sequoia Financial Advisors, LLC | 0.00% | 381,355 | $656K |
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|